TRDSimParams.h

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// 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.
 
#ifndef O2_CONF_DIGIPARAMS_H_
#define O2_CONF_DIGIPARAMS_H_
 
// Global parameters for TRD simulation / digitization
 
#include "CommonUtils/ConfigurableParam.h"
#include "CommonUtils/ConfigurableParamHelper.h"
#include "TRDSimulation/SimParam.h"
 
namespace o2
{
namespace trd
{
 
// Global parameters for TRD simulation / digitization
/*
  See https://github.com/AliceO2Group/AliceO2/blob/dev/Common/SimConfig/doc/ConfigurableParam.md
*/
struct TRDSimParams : public o2::conf::ConfigurableParamHelper<TRDSimParams> {
  // Trigger parameters
  float readoutTimeNS = 3000;                    
  float deadTimeNS = 11000;                      
  float busyTimeNS() const { return readoutTimeNS + deadTimeNS; } 
  // digitization settings
  int digithreads = 4;                                    
  float maxMCStepSize = 0.1;                              
  bool doTR = true;                                       
  SimParam::GasMixture gas = SimParam::GasMixture::Xenon; 
  // TRF parameters
  int trf = 0;                  // Sampled TRF function. 0: default TRF, 1: TRF described in TRF TDR, 2: No TRF, 3: Landau dist as TRF (parameters specified below)
  float trf_landau_mu = 0.;     // Mu of the Landau distribution used to describe TRF
  float trf_landau_sigma = .03; // Sigma of the Landau distribution used to describe TRF
  O2ParamDef(TRDSimParams, "TRDSimParams");
};
 
} // namespace trd
} // namespace o2
 
#endif