StripSubdetector.h

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#ifndef DataFormats_SiStripDetId_StripSubdetector_H
#define DataFormats_SiStripDetId_StripSubdetector_H

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

class StripSubdetector : public DetId {
public:
  using SubDetector = SiStripSubdetector::Subdetector;
  static constexpr auto UNKNOWN = SiStripSubdetector::UNKNOWN;
  static constexpr auto TIB = SiStripSubdetector::TIB;
  static constexpr auto TID = SiStripSubdetector::TID;
  static constexpr auto TOB = SiStripSubdetector::TOB;
  static constexpr auto TEC = SiStripSubdetector::TEC;

  StripSubdetector(uint32_t rawid) : DetId(rawid) {}
  StripSubdetector(const DetId &id) : DetId(id) {}


  unsigned int glued() const {
    if (((id_ >> sterStartBit_) & sterMask_) == 1) {
      return (id_ - 1);
    } else if (((id_ >> sterStartBit_) & sterMask_) == 2) {
      return (id_ - 2);
    } else {
      return 0;
    }
  }


  unsigned int stereo() const {
    if (((id_ >> sterStartBit_) & sterMask_) == 1) {
      return ((id_ >> sterStartBit_) & sterMask_);
    } else {
      return 0;
    }
  }

  unsigned int partnerDetId() const {
    if (((id_ >> sterStartBit_) & sterMask_) == 1) {
      return (id_ + 1);
    } else if (((id_ >> sterStartBit_) & sterMask_) == 2) {
      return (id_ - 1);
    } else {
      return 0;
    }
  }

private:
  static const unsigned int detStartBit_ = 2;
  static const unsigned int sterStartBit_ = 0;

  static const unsigned int detMask_ = 0x3;
  static const unsigned int sterMask_ = 0x3;
};

#endif