SM_Hit.h

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//! \file
//!
//! Header file for the Symmetric_Moeller Hit class.
//!
//! The SM_Hit class defines the quantities recorded for each hit in this
//! detector and defines the member functions for handling the hit information.
//!
//! \author Y. Ma based on the sample provided by Olympus simulation package
//! \version 1.0
//! \date 2010-10-11
//!
//! \ingroup detector

// *+****1****+****2****+****3****+****4****+****5****+****6****+****7****+****

// Include this file just once.

#ifndef SM_HIT_H
#define SM_HIT_H

// Include the GEANT4 header files referenced in this file.

#include "G4VHit.hh"
#include "G4ThreeVector.hh"
#include "G4THitsCollection.hh"

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//! SM Monitor Hit class based on G4VHit.
//!
//! Provides routines for setting and accessing the various stored information
//! on each hit in this detector.

class SM_Hit : public G4VHit {
   
public:
   
     //! Default constructor.
   
     SM_Hit();
   
     //! Copy constructor.

     SM_Hit( const SM_Hit & hit );

     //! Assignment constructor.

     const SM_Hit & operator = ( const SM_Hit & hit );
   
     //! Destructor.
   
     ~SM_Hit();
   
     // Member functions.
   
     //! Test equivalance.

     G4int operator == ( const SM_Hit & hit ) const;

     //! Allocate space for new hit.

     void * operator new( size_t );

     //! Free space.

     void operator delete( void * aHit );

     //! Routine to draw the hit in the visualisation window.

     void Draw();

     //! Routine to print the hit information.

     void Print();

     // Data members for the hit.

private:

     //! SM_SD is declared as a friend class so it can access the hit data
     //! members directly without having numerous set/get member functions.

     friend class SM_SD;

     G4int copyno;         //!< Copy number identifying the sub-detector hit.
     G4int trackid;        //!< Track ID which created this hit.
     G4double edep;        //!< Total energy deposited by this hit.
     G4double time;        //!< Global time (relative to event) for this hit.
     G4ThreeVector tworld; //!< Position in true world coordinates.
     G4ThreeVector tlocal; //!< Position in true local coordinates.
     G4ThreeVector world;  //!< Position in world coordinates.
     G4ThreeVector local;  //!< Position in local coordinates.
   
};

//! Typedef for SM_HitsCollection used in SM_SD.

typedef G4THitsCollection<SM_Hit> SM_HitsCollection;

#endif