// -*- C++ -*-
#ifndef RIVET_TriggerUA5_HH
#define RIVET_TriggerUA5_HH

#include "Rivet/Projection.hh"
#include "Rivet/Event.hh"
#include "Rivet/Particle.hh"
#include "Rivet/Projections/Beam.hh"

namespace Rivet {


  class TriggerUA5 : public Projection {
  public:

    TriggerUA5();

    DEFAULT_RIVET_PROJ_CLONE(TriggerUA5);


    bool sdDecision() const {
      return _decision_sd;
    }

    bool nsdDecision() const {
      return _decision_nsd_1;
    }

    bool nsd2Decision() const {
      return _decision_nsd_2;
    }

    bool samebeams() const {
      return _samebeams;
    }

    pair<unsigned int, unsigned int> numHits() {
      return make_pair(_n_plus, _n_minus);
    }

    void project(const Event& evt);


  protected:

    virtual CmpState compare(const Projection&) const {
      return CmpState::EQ;
    }


  private:

    bool _decision_sd, _decision_nsd_1, _decision_nsd_2;

    bool _samebeams;

    unsigned int _n_plus, _n_minus;

  };


}

#endif