G4ErrorPropagatorManager.hh

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//
//
// Class Description:
//
// This is the class manager of the GEANT4e package.
// It is the main interface for the user to define the setup and
// start the propagation. Initializes GEANT4 for the propagation.
 
// History:
// - Created:   Pedro Arce, February 2001
// --------------------------------------------------------------------
 
#ifndef G4ErrorPropagatorManager_hh
#define G4ErrorPropagatorManager_hh
 
#include "globals.hh"
#include "G4ErrorPropagatorData.hh"
#include "G4ErrorPropagator.hh"
#include "G4ApplicationState.hh"
 
class G4ErrorPropagationNavigator;
class G4ErrorRunManagerHelper;
class G4ErrorTarget;
class G4ErrorTrajState;
 
class G4VUserDetectorConstruction;
class G4VPhysicalVolume;
class G4VUserPhysicsList;
class G4UserRunAction;
class G4UserEventAction;
class G4UserStackingAction;
class G4UserTrackingAction;
class G4UserSteppingAction;
class G4Mag_UsualEqRhs;
class G4Track;
 
class G4ErrorPropagatorManager
{
 
 public:  // with description
 
  G4ErrorPropagatorManager();
    // Initialise data to 0. Starts the G4ErrorRunManagerHelper and
    // G4ErrorPropagationNavigator.
 
  ~G4ErrorPropagatorManager();
 
  static G4ErrorPropagatorManager* GetErrorPropagatorManager();
    // Get only instance of G4ErrorPropagatorManager. If it does not exists,
    // creates it
 
  void EventTermination();
    // Set state to G4ErrorState_Init
 
  void RunTermination();
    // Set state to G4ErrorState_Init and invoke
    // G4ErrorRunManagerHelper::RunTermination()
 
  void InitGeant4e();
    // Initializes Geant4 and Geant4e
 
  void InitTrackPropagation();
    // Set the propagator step number to 0 and the G4ErrorState to Propagating
 
  G4bool InitFieldForBackwards();
    // Creates the G4ErrorMag_UsualEqRhs, that will control backwards tracking
 
  G4int Propagate( G4ErrorTrajState* currentTS, const G4ErrorTarget* target, G4ErrorMode mode = G4ErrorMode_PropForwards );
    // Inits track propagation, invokes G4ErrorPropagator::Propagate and
    // terminates "event"
 
  G4int PropagateOneStep( G4ErrorTrajState* currentTS,
                          G4ErrorMode mode = G4ErrorMode_PropForwards );
    // Invokes G4ErrorPropagator::PropagateOneStep
 
  G4bool CloseGeometry();
    // Close Geant4 geometry
 
  void SetUserInitialization(G4VUserDetectorConstruction* userInit);
    // Invokes G4ErrorRunManagerHelper to construct detector and set
    // world volume
  void SetUserInitialization(G4VPhysicalVolume* userInit);
    // Invokes G4ErrorRunManagerHelper to  set world volume
  void SetUserInitialization(G4VUserPhysicsList* userInit);
    // Invokes G4ErrorRunManagerHelper to initialize physics
 
  void SetUserAction(G4UserTrackingAction* userAction);
    // Invokes G4EventManager to set a G4UserTrackingAction
  void SetUserAction(G4UserSteppingAction* userAction);
    // Invokes G4EventManager to set a G4UserSteppingAction
 
  G4String PrintG4ErrorState();
  G4String PrintG4ErrorState( G4ErrorState state );
    // Print Geant4e state
 
  G4String PrintG4State();
  G4String PrintG4State( G4ApplicationState state );
    // Print Geant4 state
 
  // Set and Get methods 
 
  G4ErrorRunManagerHelper* GetErrorRunManagerHelper() const
    { return theG4ErrorRunManagerHelper; }
 
  void SetSteppingManagerVerboseLevel();
 
  G4ErrorPropagationNavigator* GetErrorPropagationNavigator() const
    { return theG4ErrorPropagationNavigator; }
 
  G4ErrorPropagator* GetPropagator() const
    { return thePropagator; }
 
 private:
 
  void StartG4ErrorRunManagerHelper();
    // Create a G4ErrorRunManagerHelper if it does not exist and set to it
    // the G4ErrorPhysicsList
 
  void StartNavigator();
    // create a G4ErrorPropagationNavigator
 
 private:
 
  static G4ThreadLocal G4ErrorPropagatorManager* theG4ErrorPropagatorManager;
 
  G4ErrorRunManagerHelper* theG4ErrorRunManagerHelper;
 
  G4ErrorPropagator* thePropagator;
 
  G4Mag_UsualEqRhs* theEquationOfMotion;
 
  G4ErrorPropagationNavigator* theG4ErrorPropagationNavigator;
 
};
 
#endif