/data/refman/pasoursint/CMSSW_5_3_3/src/DataFormats/DetId/interface/DetId.h

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#ifndef DATAFORMATS_DETID_H
#define DATAFORMATS_DETID_H


//FIXME shall be removed and implemented where the operator is defined
#include <ostream>

#include <stdint.h>
class DetId {
public:
  static const int kDetOffset          = 28;
  static const int kSubdetOffset       = 25;


  enum Detector { Tracker=1,Muon=2,Ecal=3,Hcal=4,Calo=5 };
  DetId()  : id_(0) { }
  DetId(uint32_t id) : id_(id) { }
  DetId(Detector det, int subdet)  {
    id_=((det&0xF)<<28)|((subdet&0x7)<<25);
  }

  Detector det() const { return Detector((id_>>kDetOffset)&0xF); }
  int subdetId() const { return ((id_>>kSubdetOffset)&0x7); }

  uint32_t operator()() const { return id_; }
  operator uint32_t() const { return id_; }

  uint32_t rawId() const { return id_; }
  bool null() const { return id_==0; }
  
  bool operator==(DetId id) const { return id_==id.id_; }
  bool operator!=(DetId id) const { return id_!=id.id_; }
  bool operator<(DetId id) const { return id_<id.id_; }

protected:
  uint32_t id_;
};

inline bool operator==(uint32_t i, DetId id)  { return i==id(); }
inline bool operator==(DetId id, uint32_t i)  { return i==id(); }
inline bool operator!=(uint32_t i, DetId id)  { return i!=id(); }
inline bool operator!=(DetId id, uint32_t i) { return i!=id(); }
inline bool operator<(uint32_t i, DetId id) { return i<id(); }
inline bool operator<(DetId id, uint32_t i) { return id()<i; }


//std::ostream& operator<<(std::ostream& s, const DetId& id);

#endif