EncodedEventId.h

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#ifndef SimDataFormats_EncodedEventId_H
#define SimDataFormats_EncodedEventId_H 1

#include <TMath.h>
#include <boost/cstdint.hpp> //INCLUDECHECKER:SKIP
#include <ostream>

class EncodedEventId {
 public:
  EncodedEventId();
  explicit EncodedEventId(uint32_t id);
  EncodedEventId(int bunchX, int event){
    id_ = TMath::Abs(bunchX)<< bunchXStartBit_ |event ;
    if (bunchX<0) id_=id_ | bunchNegMask_;
  }

  int bunchCrossing() const { int bcr= int((id_ >> bunchXStartBit_) & 0x7FFF); return id_ & bunchNegMask_ ? -bcr : bcr; }
  int event() const { return int(id_ & 0xFFFF); }
  uint32_t operator()() { return id_; }
  uint32_t rawId() const { return id_; }
  int operator==(const EncodedEventId& id) const { return id_==id.id_; }
  int operator!=(const EncodedEventId& id) const { return id_!=id.id_; }
  int operator<(const EncodedEventId& id) const { return id_<id.id_; }
 private:
  static const unsigned int bunchXStartBit_ =  16;
  static const unsigned int eventStartBit_  =  0;
  static const unsigned int bunchXMask_ =   0x10;
  static const unsigned int bunchNegMask_ =  0x80000000;
  static const unsigned int eventMask_  =   0x10;
 protected:
  uint32_t id_;
};
#endif