/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_5_3_13_patch3/src/DataFormats/CaloTowers/interface/CaloTowerDetId.h

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#ifndef DATAFORMATS_CALOTOWERS_CALOTOWERDETID_H
#define DATAFORMATS_CALOTOWERS_CALOTOWERDETID_H 1

#include "DataFormats/DetId/interface/DetId.h"

class CaloTowerDetId : public DetId {
public:
  CaloTowerDetId();
  explicit CaloTowerDetId(uint32_t rawid);
  CaloTowerDetId(int tower_ieta, int tower_iphi);
  CaloTowerDetId(const DetId& id);
  CaloTowerDetId& operator=(const DetId& id);

  int zside() const { return (id_&0x2000)?(1):(-1); }
  int ietaAbs() const { return (id_>>7)&0x3f; }
  int ieta() const { return zside()*ietaAbs(); }
  int iphi() const;

  static const int SubdetId = 1;

  static bool validDetId( int ie , int ip ) ;

  uint32_t denseIndex() const ;

  static CaloTowerDetId detIdFromDenseIndex( uint32_t din ) ;

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

      enum { kMaxIEta = 41 ,
             kMaxIPhi = 72 ,
             kBarNPhi = kMaxIPhi ,
             kEndNPhi = kMaxIPhi/2 ,
             kForNPhi = kMaxIPhi/4 ,
             kBarIEta = 20 ,
             kEndIEta = 39 ,
             kForIEta = kMaxIEta ,
             kBarNEta = kBarIEta ,
             kEndNEta = kEndIEta - kBarNEta ,
             kForNEta = kForIEta - kEndIEta ,
             kBarNTot = kBarNPhi*kBarNEta   ,
             kEndNTot = kEndNPhi*kEndNEta   ,
             kForNTot = kForNPhi*kForNEta   ,
             kAllNTot = kBarNTot + kEndNTot + kForNTot ,
             kNIndex  = 2*kAllNTot } ;

      enum { kSizeForDenseIndexing = kNIndex } ;

};

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

#endif