PHOSPedestalCalibDevice.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_CALIBRATION_PHOSPEDESTALS_CALIBRATOR_H
#define O2_CALIBRATION_PHOSPEDESTALS_CALIBRATOR_H
 
 
#include "Framework/Task.h"
#include "Framework/WorkflowSpec.h"
#include "PHOSBase/Mapping.h"
#include "DataFormatsPHOS/Pedestals.h"
#include "TH2.h"
 
using namespace o2::framework;
 
namespace o2
{
namespace phos
{
 
class PHOSPedestalCalibDevice : public o2::framework::Task
{
 
 public:
  explicit PHOSPedestalCalibDevice(bool useCCDB, bool forceUpdate) : mUseCCDB(useCCDB), mForceUpdate(forceUpdate) {}
 
  void init(o2::framework::InitContext& ic) final;
 
  void run(o2::framework::ProcessingContext& pc) final;
 
  void endOfStream(o2::framework::EndOfStreamContext& ec) final;
 
 protected:
  void sendOutput(DataAllocator& output);
  // void evaluateMeans
  void calculatePedestals();
  void checkPedestals();
 
 private:
  bool mUseCCDB = false;
  bool mForceUpdate = false;                                        
  bool mUpdateCCDB = true;                                          
  static constexpr short kMinorChange = 10;                         
  long mRunStartTime = 0;                                           
  int mStatistics = 1000;                                           
  std::unique_ptr<Pedestals> mPedestals;                            
  std::unique_ptr<const Pedestals> mOldPed;                         
  std::unique_ptr<TH2F> mMeanHG;                                    
  std::unique_ptr<TH2F> mMeanLG;                                    
  std::unique_ptr<TH2F> mRMSHG;                                     
  std::unique_ptr<TH2F> mRMSLG;                                     
  std::array<short, 2 * o2::phos::Mapping::NCHANNELS + 1> mPedDiff; 
};
 
o2::framework::DataProcessorSpec getPedestalCalibSpec(bool useCCDB, bool forceUpdate);
} // namespace phos
} // namespace o2
 
#endif