FT0DigParam.h

// Copyright 2019-2020 CERN and copyright holders of ALICE O2.
// See https://alice-o2.web.cern.ch/copyright for details of the copyright holders.
// All rights not expressly granted are reserved.
//
// This software is distributed under the terms of the GNU General Public
// License v3 (GPL Version 3), copied verbatim in the file "COPYING".
//
// In applying this license CERN does not waive the privileges and immunities
// granted to it by virtue of its status as an Intergovernmental Organization
// or submit itself to any jurisdiction.

/// \file  FT0DigParam.h
/// \brief Configurable digitization parameters

#ifndef ALICEO2_FT0_DIG_PARAM
#define ALICEO2_FT0_DIG_PARAM

#include "FT0Base/Geometry.h"
#include "CommonUtils/ConfigurableParamHelper.h"

namespace o2::ft0
{
struct FT0DigParam : o2::conf::ConfigurableParamHelper<FT0DigParam> {
  float mBunchWidth = 25;                   // ns
  float mChannelWidthInverse = 0.076804916; // channel width in ps inverse

  float mMCPs = Geometry::Nchannels; // number of MCPs
  float mCFD_trsh = 3.;              // [mV]
  float mAmp_trsh = 100;             // [ph.e]
  float mAmpRecordLow = -4;          // integrate charge from
  float mAmpRecordUp = 15;           // to [ns]
  float hitTimeOffsetA = 0;          ///< hit time offset on the A side [ns]
  float hitTimeOffsetC = 0;          ///< hit time offset on the C side [ns]
  int mtrg_central_trh = 40;         // Tclu units (40 for pp and 1433 for PbPb in Run3)
  int mtrg_semicentral_trh = 20;     // Tclu units (20 for pp and 35 for PbPb in Run3)

  float mMip_in_V = 7;       // MIP to mV
  float mPe_in_mip = 0.004;  // invserse Np.e. in MIP 1./250.
  float mCfdShift = 1.66;    // ns
  float mCFDShiftPos = 1.47; // shift positive part of CFD signal; distance between 0.3 of max amplitude  to max
  float mCFDdeadTime = 15.6; // ns
  float mCharge2amp = 0.22;
  float mNoiseVar = 0.1;              // noise level
  float mNoisePeriod = 1 / 0.9;       // GHz low frequency noise period;
  short mTime_trg_gate = 153;         // #channels as in TCM as in Pilot beams ('OR gate' setting in TCM tab in ControlServer)
  short mTime_trg_vertex_gate = 100;  // #channels as in TCM as in Pilot beams ('OR gate' setting in TCM tab in ControlServer)
  float mAmpThresholdForReco = 5;     // only channels with amplitude higher will participate in calibration and collision time: 0.3 MIP
  short mTimeThresholdForReco = 1000; // only channels with time below will participate in calibration and collision time

  float mMV_2_Nchannels = 2.;         // amplitude channel 7 mV ->14channels
  float mMV_2_NchannelsInverse = 0.5; // inverse amplitude channel 7 mV ->14channels (nowhere used)

  O2ParamDef(FT0DigParam, "FT0DigParam");
};
} // namespace o2::ft0
#endif