Trigger/TrigEvent/TrigSteeringEvent/TrigSteeringEvent/TrigPassBits.h

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/*
  Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef TRIGSTEERINGEVENT_TRIGPASSBITS_H
#define TRIGSTEERINGEVENT_TRIGPASSBITS_H
 
#include <vector>
#include <algorithm>
#include <stdexcept>
 
#include "xAODCore/CLASS_DEF.h"
 
 
class TrigPassBits {
public:
  TrigPassBits();

  TrigPassBits(unsigned sz, const void *cont=0);

  void markPassing( unsigned position, const void *cont=0 ); 

  bool isPassing( unsigned position ) const; 

  unsigned int size() const { return m_decisions.size(); }
 
private:
  friend class TrigPassBitsCnv_p1;
  const void *m_container_ptr;
  std::vector<bool> m_decisions; 
};
 
CLASS_DEF( TrigPassBits , 188050889 , 1 )
 
namespace HLT {
  
  template<class CONTAINER>  
  TrigPassBits* makeTrigPassBits(const CONTAINER* cont) {
    return new TrigPassBits(cont->size(), (const void*)cont );
  }
 
 

  template<class T, class CONTAINER>
    void markPassing (TrigPassBits *bits,  const T* obj, const CONTAINER* container) {    
    typename CONTAINER::const_iterator i = std::find(container->begin(), container->end(), obj);
    if ( i != container->end() ) 
      bits->markPassing(i-container->begin(), container); 
    else
      throw std::runtime_error("When marking object as passing the trigger found object not from container");
  }
  

  template<class T, class CONTAINER>
    bool isPassing (const TrigPassBits *bits,const T* obj, const CONTAINER* container) {      
    typename CONTAINER::const_iterator i = std::find(container->begin(), container->end(), obj);
    if ( i != container->end() ) 
      return bits->isPassing(i-container->begin());
    else
      throw std::runtime_error("When checking that object passed the trigger found object not from container");
    return false;
  }
} // eof HLT namespace
 
 
#endif // TrigSteeringEvent_TrigPassBits_h