EMCALTempCalibExtractor.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 EMCALTEMPCALIBEXTRACTOR_H_
#define EMCALTEMPCALIBEXTRACTOR_H_
 
#include <algorithm>
#include <cmath>
#include <iostream>
#include "CCDB/BasicCCDBManager.h"
#include "EMCALCalib/ElmbData.h"
#include "EMCALCalib/TempCalibrationParams.h"
#include "EMCALBase/Geometry.h"
 
namespace o2
{
namespace emcal
{
 
class EMCALTempCalibExtractor
{
 
 public:
  EMCALTempCalibExtractor()
  {
    LOG(info) << "initialized EMCALTempCalibExtractor";
    try {
      // Try to access geometry initialized ountside
      mGeometry = o2::emcal::Geometry::GetInstance();
    } catch (o2::emcal::GeometryNotInitializedException& e) {
      mGeometry = o2::emcal::Geometry::GetInstanceFromRunNumber(300000); // fallback option
    }
  };
  ~EMCALTempCalibExtractor() = default;
 
  void InitializeFromCCDB(std::string path, uint64_t timestamp);
 
  float getTemperatureForSM(const unsigned short iSM, o2::emcal::ElmbData* ElmbData) const;
 
  float getGainCalibFactor(const unsigned short cellID) const;
 
  void setAcceptedEnergyRange(float low, float high);
 
  void setUseMedian(const bool tmp) { mUseMedian = tmp; }
 
  std::vector<unsigned short> getSensorsForSM(const unsigned short iSM) const;
 
 private:
  static constexpr unsigned short mNCells = 17664;      
  std::array<float, mNCells> mGainCalibFactors;         
  o2::emcal::Geometry* mGeometry;                       
  std::array<float, 2> mAcceptedTempRange = {15., 30.}; 
  bool mUseMedian = true;                               
};
 
} // namespace emcal
 
} // namespace o2
 
#endif