/data/refman/pasoursint/CMSSW_5_3_0/src/DataFormats/HcalDetId/interface/HcalDetId.h

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#ifndef DATAFORMATS_HCALDETID_HCALDETID_H
#define DATAFORMATS_HCALDETID_HCALDETID_H 1

#include <iosfwd>
#include "DataFormats/DetId/interface/DetId.h"
#include "DataFormats/HcalDetId/interface/HcalSubdetector.h"


class HcalDetId : public DetId {
public:
  HcalDetId();
  HcalDetId(uint32_t rawid);
  HcalDetId(HcalSubdetector subdet, int tower_ieta, int tower_iphi, int depth);
  HcalDetId(const DetId& id);
  HcalDetId& operator=(const DetId& id);

  HcalSubdetector subdet() const { return (HcalSubdetector)(subdetId()); }
  int zside() const { return (id_&0x2000)?(1):(-1); }
  int ietaAbs() const { return (id_>>7)&0x3f; }
  int ieta() const { return zside()*ietaAbs(); }
  int iphi() const { return id_&0x7F; }
  int depth() const { return (id_>>14)&0x1F; }
  int crystal_ieta_low() const { return ((ieta()-zside())*5)+zside(); }
  int crystal_ieta_high() const { return ((ieta()-zside())*5)+5*zside(); }
  int crystal_iphi_low() const; 
  int crystal_iphi_high() const;

  static bool validDetId( HcalSubdetector subdet,
                          int             tower_ieta,
                          int             tower_iphi,
                          int             depth       ) ;

  // get the hashed index
  int hashed_index() const;

  uint32_t denseIndex() const { return hashed_index() ; }

  static bool validDenseIndex( uint32_t din ) { return ( din < kSizeForDenseIndexing ) ; }

  static HcalDetId detIdFromDenseIndex( uint32_t di ) ;

  static const HcalDetId Undefined;

   private:

      enum { kHBhalf = 1296 ,
             kHEhalf = 1296 ,
             kHOhalf = 1080 ,
             kHFhalf = 864  ,
             kHcalhalf = kHBhalf + kHEhalf + kHOhalf + kHFhalf } ;

   public:

      enum { kSizeForDenseIndexing = 2*kHcalhalf } ;
      enum { kHBSize = 2*kHBhalf } ;
      enum { kHESize = 2*kHEhalf } ;
      enum { kHOSize = 2*kHOhalf } ;
      enum { kHFSize = 2*kHFhalf } ;

};

std::ostream& operator<<(std::ostream&,const HcalDetId& id);

#endif