text: /*
   * Copyright (c) 2014-2022 The Voxie Authors
   *
   * Permission is hereby granted, free of charge, to any person obtaining a copy
   * of this software and associated documentation files (the "Software"), to deal
   * in the Software without restriction, including without limitation the rights
   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   * copies of the Software, and to permit persons to whom the Software is
   * furnished to do so, subject to the following conditions:
   *
   * The above copyright notice and this permission notice shall be included in
   * all copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
   * THE SOFTWARE.
   */
  
  #pragma once
  
  // TODO fix include path
  #include "../ExtDataT3R/EventListTypes.hpp"
  
  #include <array>
  #include <vector>
  
  class QIODevice;
  
  namespace vx {
  namespace t3r {
  
  class EventListCalibration {
   public:
    EventListCalibration() = default;
  
    void loadCalibrationFromXML(QIODevice* xmlInput);
  
    void precomputeEnergyLookupTable(ShortTimestamp maximumToT);
  
    Energy getEnergy(Coord x, Coord y, ShortTimestamp timeOverThreshold) const;
  
    std::array<double, 4> getCoefficients(Coord x, Coord y) const;
  
    /**
     * Translates ToT values to energy at a 1:1 ratio. For testing purposes only!
     */
    static const EventListCalibration& getDefaultCalibration();
  
   private:
    using CalibrationArray = std::array<double, MatrixPixelCount>;
  
    EventListCalibration(const std::array<CalibrationArray, 4>& arrays);
  
    Energy calculateEnergy(Coord x, Coord y,
                           ShortTimestamp timeOverThreshold) const;
  
    std::size_t getEnergyLookupTableIndex(Coord x, Coord y,
                                          ShortTimestamp timeOverThreshold) const;
  
    CalibrationArray calibrationA;
    CalibrationArray calibrationB;
    CalibrationArray calibrationC;
    CalibrationArray calibrationT;
  
    ShortTimestamp energyLookupTableSize = 0;
    std::vector<Energy> energyLookupTable;
  };
  
  }  // namespace t3r
  }  // namespace vx
  