RootPlanarClusterWriter.hpp

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// This file is part of the Acts project.
//
// Copyright (C) 2017-2018 CERN for the benefit of the Acts project
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.

#pragma once

#include "Acts/Plugins/Digitization/PlanarModuleCluster.hpp"
#include "ActsExamples/EventData/GeometryContainers.hpp"
#include "ActsExamples/Framework/WriterT.hpp"

#include <mutex>

class TFile;
class TTree;

namespace ActsExamples {

class RootPlanarClusterWriter
    : public WriterT<GeometryIdMultimap<Acts::PlanarModuleCluster>> {
 public:
  struct Config {
    std::string inputClusters;
    std::string inputSimulatedHits;
    std::string filePath = "";          
    std::string fileMode = "RECREATE";  
    std::string treeName = "clusters";  
    TFile* rootFile = nullptr;          
  };

  RootPlanarClusterWriter(const Config& cfg, Acts::Logging::Level lvl);

  ~RootPlanarClusterWriter() override;

  ProcessCode endRun() final override;

 protected:
  ProcessCode writeT(const AlgorithmContext& ctx,
                     const GeometryIdMultimap<Acts::PlanarModuleCluster>&
                         clusters) final override;

 private:
  Config m_cfg;                    
  std::mutex m_writeMutex;         
  TFile* m_outputFile;             
  TTree* m_outputTree;             
  int m_eventNr;                   
  int m_volumeID;                  
  int m_layerID;                   
  int m_surfaceID;                 
  float m_x;                       
  float m_y;                       
  float m_z;                       
  float m_t;                       
  float m_lx;                      
  float m_ly;                      
  float m_cov_lx;                  
  float m_cov_ly;                  
  std::vector<int> m_cell_IDx;     
  std::vector<int> m_cell_IDy;     
  std::vector<float> m_cell_lx;    
  std::vector<float> m_cell_ly;    
  std::vector<float> m_cell_data;  

  // (optional) the truth position
  std::vector<float> m_t_gx;  
  std::vector<float> m_t_gy;  
  std::vector<float> m_t_gz;  
  std::vector<float> m_t_gt;  
  std::vector<float> m_t_lx;  
  std::vector<float> m_t_ly;  
  std::vector<unsigned long>
      m_t_barcode;  
};

}  // namespace ActsExamples