Geant4_10
G4UniformGravityField.hh
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25 //
26 //
27 // class G4UniformGravifyField
28 //
29 // Class description:
30 //
31 // Class for creation of Uniform Gravitation Field.
32 //
33 
34 // History:
35 // - 14.06.11 P.Gumplinger, Created.
36 // -------------------------------------------------------------------
37 // Adapted from G4UniformElectricField.hh
38 //
39 // Thanks to Peter Fierlinger (PSI) and
40 // A. Capra and A. Fontana (INFN Pavia)
41 // -------------------------------------------------------------------
42 //
43 #ifndef G4UNIFORMGRAVITYFIELD_HH
44 #define G4UNIFORMGRAVITYFIELD_HH
45 
47 
48 #include "G4Types.hh"
49 #include "G4ThreeVector.hh"
50 #include "G4Field.hh"
51 
53 {
54  public: // with description
55 
56  G4UniformGravityField(const G4ThreeVector FieldVector );
57  // A field with value equal to FieldVector.
58 
59  G4UniformGravityField(const G4double gy = -9.81*CLHEP::m/CLHEP::s/CLHEP::s);
60  // Standard Gravitational field on earth's surface
61 
62  virtual ~G4UniformGravityField();
63 
66  // Copy constructor and assignment operator
67 
68  G4bool DoesFieldChangeEnergy() const { return true; }
69  // Since a gravitational field can change track energy
70 
71  virtual void GetFieldValue(const G4double Point[4], G4double *field) const;
72 
73  virtual G4UniformGravityField* Clone() const;
74 
75  private:
76 
77  G4double fFieldComponents[3];
78 };
79 
80 #endif
virtual void GetFieldValue(const G4double Point[4], G4double *field) const
virtual G4UniformGravityField * Clone() const
G4UniformGravityField & operator=(const G4UniformGravityField &p)
const char * p
Definition: xmltok.h:285
bool G4bool
Definition: G4Types.hh:79
double G4double
Definition: G4Types.hh:76
G4UniformGravityField(const G4ThreeVector FieldVector)
G4bool DoesFieldChangeEnergy() const