MaterialOnTrackValidation.h

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/*
  Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration
*/

// MaterialOnTrackValidation.h, (c) ATLAS Detector software
 
#ifndef MATERIALONTRACKVALIDATION_H
#define MATERIALONTRACKVALIDATION_H
 
// Gaudi includes
#include "AthenaBaseComps/AthAlgorithm.h"
#include <string>
 
// Maximal number of updates
#define MAXUPDATES 100
 
class Identifier;
class TTree;
 
namespace Trk {
  
 
class MaterialOnTrackValidation : public AthAlgorithm {
 
    public:

      MaterialOnTrackValidation(const std::string& name, ISvcLocator* pSvcLocator);
      ~MaterialOnTrackValidation();

      StatusCode          initialize();
      StatusCode          execute(const EventContext& ctx);
      StatusCode          finalize();
 
    private:

      std::string    m_inputTrackCollection;

      void bookTree();
      TTree*  m_Tree{};

      int     m_updates{};                
      float   m_positionX[MAXUPDATES]{};  
      float   m_positionY[MAXUPDATES]{};  
      float   m_positionZ[MAXUPDATES]{};  
      float   m_positionR[MAXUPDATES]{};  
      float   m_momentum[MAXUPDATES]{};   
      float   m_momentumChange[MAXUPDATES]{};      
      float   m_traversedPathInX0[MAXUPDATES]{};   
      double  m_currentPathInX0{};                 
      float   m_traversedStepInX0[MAXUPDATES]{};   
      double  m_eta[MAXUPDATES]{};                 
      double  m_stepInX0{};                        
 
};
 
} // end of namespace
 
#endif