RPixDetClusterizer.h

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/**********************************************************************
 *
 * Author: F.Ferro - INFN Genova
 * September 2016
 *
 **********************************************************************/
#ifndef RecoPPS_Local_RPixDetClusterizer_H
#define RecoPPS_Local_RPixDetClusterizer_H

#include "FWCore/ParameterSet/interface/ParameterSet.h"

#include "DataFormats/Common/interface/DetSetVector.h"

#include "DataFormats/CTPPSDigi/interface/CTPPSPixelDigi.h"
#include "DataFormats/CTPPSDigi/interface/CTPPSPixelDigiCollection.h"
#include "DataFormats/CTPPSReco/interface/CTPPSPixelCluster.h"

#include "CondFormats/PPSObjects/interface/CTPPSPixelGainCalibrations.h"
#include "CondFormats/PPSObjects/interface/CTPPSPixelAnalysisMask.h"

#include <vector>
#include <set>

class RPixCalibDigi : public CTPPSPixelDigi {
public:
  RPixCalibDigi(unsigned char row, unsigned char col, unsigned short adc, unsigned short ele)
      : CTPPSPixelDigi(row, col, adc) {
    electrons_ = ele;
  }

  RPixCalibDigi() : CTPPSPixelDigi() { electrons_ = 0; }

  int electrons() const { return electrons_; }
  void set_electrons(int a) { electrons_ = a; }

private:
  int electrons_;
};

class RPixDetClusterizer {
public:
  RPixDetClusterizer(edm::ParameterSet const &conf);

  void buildClusters(unsigned int detId,
                     const std::vector<CTPPSPixelDigi> &digi,
                     std::vector<CTPPSPixelCluster> &clusters,
                     const CTPPSPixelGainCalibrations *pcalibration,
                     const CTPPSPixelAnalysisMask *mask);
  int calibrate(unsigned int, int, int, int, const CTPPSPixelGainCalibrations *pcalibration);

  void make_cluster(RPixCalibDigi const &aSeed, std::vector<CTPPSPixelCluster> &clusters);
  ~RPixDetClusterizer();

private:
  std::set<CTPPSPixelDigi> rpix_digi_set_;
  std::map<unsigned int, RPixCalibDigi> calib_rpix_digi_map_;
  const edm::ParameterSet &params_;
  int verbosity_;
  unsigned short SeedADCThreshold_;
  unsigned short ADCThreshold_;
  double ElectronADCGain_;
  int VcaltoElectronGain_;
  int VcaltoElectronOffset_;
  bool doSingleCalibration_;
  std::string CalibrationFile_;
  std::vector<RPixCalibDigi> SeedVector_;
};

class RPixTempCluster {
public:
  RPixTempCluster() {
    isize = 0;
    curr = 0;
  }
  ~RPixTempCluster() {}

  static constexpr unsigned short MAXSIZE = 256;
  unsigned short adc[MAXSIZE];
  uint8_t row[MAXSIZE];
  uint8_t col[MAXSIZE];
  unsigned short isize;
  unsigned short curr;

  // stack interface (unsafe ok for use below)
  unsigned short top() const { return curr; }
  void pop() { ++curr; }
  bool empty() { return curr == isize; }

  bool addPixel(unsigned char myrow, unsigned char mycol, unsigned short const iadc) {
    if (isize == MAXSIZE)
      return false;
    adc[isize] = iadc;
    row[isize] = myrow;
    col[isize++] = mycol;
    return true;
  }
};

#endif