PreClusterizer.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_MID_PRECLUSTERIZER_H
#define O2_MID_PRECLUSTERIZER_H
 
#include <unordered_map>
#include <unordered_set>
#include <vector>
#include <gsl/gsl>
#include "MIDBase/Mapping.h"
#include "DataFormatsMID/ColumnData.h"
#include "DataFormatsMID/ROFRecord.h"
#include "MIDClustering/PreCluster.h"
 
namespace o2
{
namespace mid
{
class PreClusterizer
{
 public:
  void process(gsl::span<const ColumnData> stripPatterns, bool accumulate = false);
 
  void process(gsl::span<const ColumnData> stripPatterns, gsl::span<const ROFRecord> rofRecords);
 
  const std::vector<PreCluster>& getPreClusters() { return mPreClusters; }
 
  const std::vector<ROFRecord>& getROFRecords() { return mROFRecords; }
 
 private:
  struct PatternStruct {
    uint8_t deId = 0;                  
    int firedColumns = 0;              
    std::array<ColumnData, 7> columns; 
  };
 
  bool loadPatterns(gsl::span<const ColumnData>& stripPatterns);
 
  void preClusterizeBP(PatternStruct& de);
 
  void preClusterizeNBP(PatternStruct& de);
 
  Mapping mMapping;                                  
  std::unordered_map<uint8_t, PatternStruct> mMpDEs; 
  std::unordered_set<uint8_t> mActiveDEs;            
  std::vector<PreCluster> mPreClusters;              
  std::vector<ROFRecord> mROFRecords;                
};
} // namespace mid
} // namespace o2
 
#endif /* O2_MID_PRECLUSTERIZER_H */