SimDataFormats/DigiSimLinks/interface/DTDigiSimLink.h - master - githubmirror/cmssw

SimDataFormats/DigiSimLinks/interface/DTDigiSimLink.h

75 строк2 KB

Matti Kortelainen

Move stored types in io_v1 namespace, reset class versions to 3

22 май 2026, 18:18

22 май 2026, 18:18909f324

#ifndef DigiSimLinks_DTDigiSimLink_h
#define DigiSimLinks_DTDigiSimLink_h

#include "SimDataFormats/EncodedEventId/interface/EncodedEventId.h"

#include <ostream>
#include <cstdint>

namespace io_v1 {
  class DTDigiSimLink {
  public:
    typedef uint32_t ChannelType;

    // Construct from the wire number and the digi number (this identifies
    // uniquely multiple digis on the same wire), the TDC counts, the SimTrack Id and the EncodedEvent Id.
    // Base is related to the tdc unit (32 = Phase 1; 30 = Phase 2)
    explicit DTDigiSimLink(int wireNr, int digiNr, int nTDC, unsigned int trackId, EncodedEventId evId, int base = 32);

    // Construct from the wire number and the digi number (this identifies
    // uniquely multiple digis on the same wire), the time (ns), the SimTrack Id and the EncodedEvent Id.
    // time is converted in TDC counts (1 TDC = 25./32. ns)
    explicit DTDigiSimLink(
        int wireNr, int digiNr, double tdrift, unsigned int trackId, EncodedEventId evId, int base = 32);

    // Default constructor.
    DTDigiSimLink();

    // The channel identifier and the digi number packed together
    ChannelType channel() const;

    // Return wire number
    int wire() const;

    // Identifies different digis within the same cell
    int number() const;

    // Get raw TDC count
    uint32_t countsTDC() const;

    // Get time in ns
    double time() const;

    // Return the SimTrack Id
    unsigned int SimTrackId() const;

    // Return the Encoded Event Id
    EncodedEventId eventId() const;

    // Used to repack the channel number to an int
    struct ChannelPacking {
      uint16_t wi;
      uint16_t num;
    };

  private:
    // The value of one TDC count in ns
    static const double reso;

  private:
    uint16_t theWire;        // wire number
    uint8_t theDigiNumber;   // counter for digis in the same cell
    uint8_t theTDCBase;      // TDC base (counts per BX; 32 in Ph1 or 30 in Ph2)
    int32_t theCounts;       // TDC count, in units given by 1/theTDCBase
    uint32_t theSimTrackId;  // identifier of the SimTrack that produced the digi
    EncodedEventId theEventId;
  };

  inline std::ostream& operator<<(std::ostream& o, const DTDigiSimLink& digisimlink) {
    return o << "wire:" << digisimlink.wire() << " digi:" << digisimlink.number() << " time:" << digisimlink.time()
             << " SimTrack:" << digisimlink.SimTrackId() << " eventId:" << digisimlink.eventId().rawId();
  }
}  // namespace io_v1
using DTDigiSimLink = io_v1::DTDigiSimLink;

#endif