SiliconDetectorChannelGeoInfo.h

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/*
 * SiliconDetectorChannelGeoInfo.h
 *
 *  Created on: 6 Oct 2020
 *      Author: Nicola Mori
 */

#ifndef HERD_SILICONDETECTORCHANNELGEOINFO_H_
#define HERD_SILICONDETECTORCHANNELGEOINFO_H_

// HerdSoftware headers
#include "common/DefaultValues.h"

#ifdef HS_USE_ROOT
#include "Rtypes.h"
#endif

#include <utility>

namespace Herd {

// clang-format off
// clang-format on
class SiliconDetectorChannelGeoInfo {
public:
  SiliconDetectorChannelGeoInfo();

  virtual ~SiliconDetectorChannelGeoInfo() = default;

  SiliconDetectorChannelGeoInfo(unsigned int nStripsPerLadder, unsigned int firstReadoutStrip,
                                unsigned int readoutStripPeriod, unsigned int nLadders);

  bool IsReadoutStrip(unsigned int stripVolumeID);

  std::pair<unsigned int, unsigned int> ClosestChannelIDFromVolumeID(unsigned int stripVolumeID);

  unsigned int ChannelIDFromVolumeID(unsigned int stripVolumeID);

  unsigned int VolumeIDFromChannelID(unsigned int stripChannelID);

  unsigned int FirstReadoutStrip() { return _firstReadoutStrip; };

  unsigned int ReadoutStripPeriod() { return _readoutStripPeriod; }

  unsigned int NReadoutStrips() { return _nReadoutStrips; }

private:
  unsigned int _nStripsPerLadder;  // Readout+floating on a single ladder
  unsigned int _nStrips;           // Readout+floating on the whole layer
  unsigned int _firstReadoutStrip; // On the ladder
  unsigned int _readoutStripPeriod;
  unsigned int _nReadoutStrips; // On the whole layer
  unsigned int _nReadoutStripsPerLadder;

  // Transient members used to optimize the execution of the methods
  unsigned int
      _volumeIDOnLadder; 

#ifdef HS_USE_ROOT
  ClassDef(SiliconDetectorChannelGeoInfo, 1)
#endif
};

} // namespace Herd

#endif /* HERD_SILICONDETECTORCHANNELGEOINFO_H_ */