SolenoidTest.h

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/*
  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
*/
 
// SolenoidTest.h, (c) ATLAS Detector software
 
#ifndef SOLENOIDTEST_H
#define SOLENOIDTEST_H 1
 
// STL includes
#include <string>
#include <cmath>
 
// FrameWork includes
#include "GaudiKernel/ServiceHandle.h"
#include "AthenaBaseComps/AthAlgorithm.h"
 
// forward declarations
class ITHistSvc;
class TTree;
namespace MagField {
    class IMagFieldSvc;
}
 
namespace MagField {
 
    class SolenoidTest : public AthAlgorithm {
 
    public: 
        SolenoidTest( const std::string& name, ISvcLocator* pSvcLocator );
        virtual ~SolenoidTest();
        StatusCode  initialize();
        StatusCode  execute();
        StatusCode  finalize();
 
    private: 
        bool checkWithReference();      
        void getFieldValue();           
        StatusCode fetchEnvironment();  
 
        ServiceHandle<MagField::IMagFieldSvc> m_magFieldSvc;        
 
        ServiceHandle<ITHistSvc>  m_thistSvc;    
        std::string               m_histStream;  
 
        TTree*        m_tree;        
        std::string   m_treeName;    
 
        double        m_minR;        
        double        m_maxR;        
        double        m_minZ;        
        double        m_maxZ;        
 
        int           m_stepsR;      
        int           m_stepsZ;      
        int           m_stepsPhi;    
 
        double        m_xyzt[4]{};     
        double        m_field[3]{};    
        double        m_fieldZR[3]{};  
        double        m_fieldOld[3]{}; 
        double        m_deriv[9]{};    
        double        m_derivZR[9]{};  
        double        m_derivOld[9]{}; 
 
        long          m_event;       
 
        bool          m_useFullField;
        bool          m_useFastField;
        bool          m_useOldField = false;
        bool          m_writeNtuple;
        bool          m_derivatives;
 
    }; // end class SolenoidTest
 
} // end namespace MagField
 
#endif