HGCalTileIndex.h

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#ifndef Geometry_HGCalCommonData_HGCalTileIndex_h
#define Geometry_HGCalCommonData_HGCalTileIndex_h
 
#include <cmath>
#include <cstdint>
 
class HGCalTileIndex {
public:
  HGCalTileIndex() {}
  ~HGCalTileIndex() {}
  static int32_t tileIndex(int32_t layer, int32_t ring, int32_t phi);
  static int32_t tileLayer(int32_t index);
  static int32_t tileRing(int32_t index);
  static int32_t tilePhi(int32_t index);
 
private:
  static constexpr int32_t kHGCalLayerOffset = 18;
  static constexpr int32_t kHGCalLayerMask = 0x1F;
  static constexpr int32_t kHGCalPhiOffset = 0;
  static constexpr int32_t kHGCalPhiMask = 0x1FF;
  static constexpr int32_t kHGCalRingOffset = 9;
  static constexpr int32_t kHGCalRingMask = 0x1FF;
};
 
#endif