TrackingLayer.h

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#ifndef FastSimulation_Tracking_TrackingLayer_h
#define FastSimulation_Tracking_TrackingLayer_h
 
#include "DataFormats/TrackerCommon/interface/TrackerTopology.h"
#include "Geometry/TrackerGeometryBuilder/interface/TrackerGeometry.h"
 
#include <sstream>
 
class TrackingLayer {
public:
  struct hashfct {
    hashfct(){};
 
    inline size_t operator()(const TrackingLayer& layerSpec) const {
      return (layerSpec.getSubDetNumber() * 10000 + layerSpec.getLayerNumber() * 100 + layerSpec.getSideNumber() + 1);
    }
  };
 
  struct eqfct {
    eqfct(){};
 
    inline bool operator()(const TrackingLayer& l1, const TrackingLayer& l2) const {
      return (l1.getSubDetNumber() == l2.getSubDetNumber() && l1.getLayerNumber() == l2.getLayerNumber() &&
              l1.getSideNumber() == l2.getSideNumber());
    }
  };
 
  enum class Det {
    UNKNOWN,
    PXB,  //pixel barrel
    PXD,  //pixel disk
    TIB,  //tracker inner barrel
    TID,  //tracker inner disk
    TOB,  //tracker outer barrel
    TEC   //tracker endcap
  };
  enum class Side { BARREL, NEG_ENDCAP, POS_ENDCAP };
 
  Det _subDet;
  Side _side;
  static const eqfct _eqfct;
  static const hashfct _hashfct;
  unsigned int _layerNumber;
 
  TrackingLayer();
 
  static TrackingLayer createFromDetId(const DetId& detId, const TrackerTopology& trackerTopology);
 
  static TrackingLayer createFromString(std::string layerSpecification);
 
  inline TrackingLayer::Det getSubDet() const { return _subDet; }
 
  inline TrackingLayer::Side getSide() const { return _side; }
 
  inline unsigned int getSubDetNumber() const { return static_cast<unsigned int>(_subDet); }
 
  inline unsigned int getSideNumber() const { return static_cast<unsigned int>(_side); }
 
  inline unsigned int getLayerNumber() const { return _layerNumber; }
 
  inline bool operator==(const TrackingLayer& layer) const { return _eqfct(*this, layer); }
 
  inline bool operator!=(const TrackingLayer& layer) const { return not _eqfct(*this, layer); }
 
  inline bool operator<(const TrackingLayer& layer) const { return _hashfct(*this) < _hashfct(layer); }
 
  std::string toString() const;
  std::string toIdString() const;
};
 
#endif