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geant4/source/geometry/navigation/include/G4GlobalMagFieldMessenger.hh
2025-06-26 09:17:29 +02:00

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//
// ********************************************************************
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// * *
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//
// G4GlobalMagFieldMessenger
//
// Class description:
//
// Global uniform magnetic field messenger class.
//
// It defines UI commands:
// - /globalField/setValue vx vy vz unit
// - /globalField/verbose level
//
// It creates/deletes the global uniform magnetic field and
// activates/inactivates it according to the set field value.
// The field value can be changed either interactively via
// the UI command or via SetFieldValue() function.
// Author: Ivana Hrivnacova (IN2P3/IJCLab Orsay), 28 August 2013
// --------------------------------------------------------------------
#ifndef G4GlobalMagFieldMessenger_hh
#define G4GlobalMagFieldMessenger_hh 1
#include "globals.hh"
#include "G4UImessenger.hh"
class G4UniformMagField;
class G4UIdirectory;
class G4UIcmdWith3VectorAndUnit;
class G4UIcmdWithAnInteger;
/**
* @brief G4GlobalMagFieldMessenger, a global uniform magnetic field messenger
* class. It creates/deletes the global uniform magnetic field and
* activates/inactivates it according to the set field value.
* The field value can be changed either interactively via the UI command or
* via the SetFieldValue() function.
*/
class G4GlobalMagFieldMessenger : public G4UImessenger
{
public:
/**
* Constructor and Destructor.
*/
G4GlobalMagFieldMessenger(const G4ThreeVector& value = G4ThreeVector());
~G4GlobalMagFieldMessenger() override;
/**
* Setter for UI command.
*/
void SetNewValue(G4UIcommand*, G4String) override;
/**
* Setter and accessor for the field value.
*/
void SetFieldValue(const G4ThreeVector& value);
G4ThreeVector GetFieldValue() const;
/**
* Verbosity control.
*/
inline void SetVerboseLevel(G4int verboseLevel);
inline G4int GetVerboseLevel() const;
private:
void SetField(const G4ThreeVector& value, const G4String& inFunction);
G4UniformMagField* fMagField = nullptr;
G4int fVerboseLevel = 0;
G4UIdirectory* fDirectory = nullptr;
G4UIcmdWith3VectorAndUnit* fSetValueCmd = nullptr;
G4UIcmdWithAnInteger* fSetVerboseCmd = nullptr;
};
// --------------------------------------------------------------------
// inline functions
// --------------------------------------------------------------------
inline void G4GlobalMagFieldMessenger::SetVerboseLevel(G4int verboseLevel)
{
fVerboseLevel = verboseLevel;
}
inline G4int G4GlobalMagFieldMessenger::GetVerboseLevel() const
{
return fVerboseLevel;
}
#endif