PixelReader.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 ALICEO2_ITSMFT_PIXELREADER_H
#define ALICEO2_ITSMFT_PIXELREADER_H
 
#include <Rtypes.h>
#include "ITSMFTReconstruction/PixelData.h"
#include "SimulationDataFormat/MCCompLabel.h"
#include "SimulationDataFormat/ConstMCTruthContainer.h"
#include "CommonDataFormat/InteractionRecord.h"
#include <vector>
 
namespace o2
{
 
namespace itsmft
{
class PixelReader
{
 public:
 
  PixelReader() = default;
  virtual ~PixelReader() = default;
  PixelReader(const PixelReader& cluster) = delete;
 
  PixelReader& operator=(const PixelReader& src) = delete;
  virtual void init() = 0;
  virtual bool getNextChipData(ChipPixelData& chipData) = 0;
  virtual ChipPixelData* getNextChipData(std::vector<ChipPixelData>& chipDataVec) = 0;
 
  // prepare data of next trigger, return number of non-empty links or chips
  virtual int decodeNextTrigger() = 0;
  virtual const o2::dataformats::ConstMCTruthContainerView<o2::MCCompLabel>* getDigitsMCTruth() const
  {
    return nullptr;
  }
  const o2::InteractionRecord& getInteractionRecord() const
  {
    return mInteractionRecord;
  }
  uint32_t getTrigger() const
  {
    return mTrigger;
  }
 
  bool getDecodeNextAuto() const { return mDecodeNextAuto; }
  void setDecodeNextAuto(bool v) { mDecodeNextAuto = v; }
 
  //
 protected:
  //
  o2::InteractionRecord mInteractionRecord = {}; // interation record for the trigger
  uint32_t mTrigger = 0;
  bool mDecodeNextAuto = true; // try to fetch/decode next trigger when getNextChipData does not see any decoded data
 
  ClassDef(PixelReader, 1);
};
 
} // namespace itsmft
} // namespace o2
 
#endif /* ALICEO2_ITS_PIXELREADER_H */