field04/include/F04FocusSolenoid.hh

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0025 //
0026 /// \file F04FocusSolenoid.hh
0027 /// \brief Definition of the F04FocusSolenoid class
0028
0029 #ifndef F04FocusSolenoid_h
0030 #define F04FocusSolenoid_h 1
0031
0032 #include "F04SimpleSolenoid.hh"
0033
0034 #include "G4LogicalVolume.hh"
0035
0036 //  F04FocusSolenoid implements a solenoid magnet with an increased
0037 //  cylindrical magnetic field in +/- z-direction (or half focusing)
0038
0039 class F04FocusSolenoid : public F04SimpleSolenoid
0040 {
0041   public:
0042     ///  Default constructor.
0043     F04FocusSolenoid(G4double, G4double, G4double, G4LogicalVolume*, G4ThreeVector);
0044
0045     ///  Destructor.
0046     ~F04FocusSolenoid() override = default;
0047
0048     ///  Set F04FocusSolenoid to only half-focusing (default negative z)
0049     void SetHalf(G4bool h) { fHalf = h; }
0050
0051     ///  AddFieldValue() adds the field for this solenoid into field[].
0052     ///  point[] is in global coordinates.
0053     void AddFieldValue(const G4double point[4], G4double field[6]) const override;
0054
0055   private:
0056     G4bool fHalf = false;
0057
0058     G4double fB1 = 0.;
0059     G4double fB2 = 0.;
0060 };
0061
0062 #endif