add DigiParams class for ITS3

Signed-off-by: Felix Schlepper <felix.schlepper@cern.ch>

Author: ChunzhengLab

Detectors/ITSMFT/common/simulation/include/ITSMFTSimulation/DigiParams.h

@@ -96,7 +96,7 @@ class DigiParams
   const SignalShape& getSignalShape() const { return mSignalShape; }
   SignalShape& getSignalShape() { return (SignalShape&)mSignalShape; }
 
-  void print() const;
+  virtual void print() const;
 
  private:
   static constexpr double infTime = 1e99;

Detectors/Upgrades/ITS3/simulation/include/ITS3Simulation/DigiParams.h

@@ -0,0 +1,39 @@
+#ifndef ITS3_DIGIPARAMS_H
+#define ITS3_DIGIPARAMS_H
+
+#include "ITSMFTSimulation/DigiParams.h"
+
+namespace o2 {
+
+namespace its3
+{
+
+class DigiParams : public o2::itsmft::DigiParams
+{
+ public:
+  DigiParams() = default;
+  ~DigiParams() = default;
+
+  const o2::itsmft::AlpideSimResponse* getAlpSimResponse() const = delete;
+  void setAlpSimResponse(const o2::itsmft::AlpideSimResponse* par) = delete;
+
+  const o2::itsmft::AlpideSimResponse* getOBSimResponse() const { return mOBSimResponse; }
+  void setOBSimResponse(const o2::itsmft::AlpideSimResponse* response) { mOBSimResponse = response; }
+
+  const o2::itsmft::AlpideSimResponse* getIBSimResponse() const { return mIBSimResponse; }
+  void setIBSimResponse(const o2::itsmft::AlpideSimResponse* response) { mIBSimResponse = response; }
+
+  void print() const;
+
+ private:
+  const o2::itsmft::AlpideSimResponse* mOBSimResponse = nullptr;  //!< pointer to external response
+  const o2::itsmft::AlpideSimResponse* mIBSimResponse = nullptr;  //!< pointer to external response
+
+  ClassDefNV(DigiParams, 1);
+};
+
+} // namespace its3
+
+} // namespace o2
+
+#endif

Detectors/Upgrades/ITS3/simulation/src/DigiParams.cxx

@@ -0,0 +1,39 @@
+// 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 DigiParams.cxx
+/// \brief Implementation of the ITS3 digitization steering params
+
+#include <fairlogger/Logger.h> // for LOG
+#include "ITS3Simulation/DigiParams.h"
+#include <cassert>
+
+ClassImp(o2::its3::DigiParams);
+
+using namespace o2::its3;
+
+//______________________________________________
+void DigiParams::print() const
+{
+  // print settings
+  printf("ITS3 DigiParams settings:\n");
+  printf("Continuous readout             : %s\n", isContinuous() ? "ON" : "OFF");
+  printf("Readout Frame Length(ns)       : %f\n", getROFrameLength());
+  printf("Strobe delay (ns)              : %f\n", getStrobeDelay());
+  printf("Strobe length (ns)             : %f\n", getStrobeLength());
+  printf("Threshold (N electrons)        : %d\n", getChargeThreshold());
+  printf("Min N electrons to account     : %d\n", getMinChargeToAccount());
+  printf("Number of charge sharing steps : %d\n", getNSimSteps());
+  printf("ELoss to N electrons factor    : %e\n", getEnergyToNElectrons());
+  printf("Noise level per pixel          : %e\n", getNoisePerPixel());
+  printf("Charge time-response:\n");
+  getSignalShape().print();
+}

Detectors/Upgrades/ITS3/simulation/src/ITS3SimulationLinkDef.h

@@ -18,6 +18,7 @@
 #pragma link C++ class o2::its3::ITS3Layer + ;
 #pragma link C++ class o2::its3::ITS3Services + ;
 #pragma link C++ class o2::its3::DescriptorInnerBarrelITS3 + ;
+#pragma link C++ class o2::its3::DigiParams + ;
 #pragma link C++ class o2::its3::Digitizer + ;
 
 #endif