Geant4  10.03.p02
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G4UniformGravityField.cc
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25 //
26 //
27 // Class for creation of Uniform Gravitation Field.
28 //
29 
30 // History:
31 // - 14.06.11 P.Gumplinger, Created.
32 // -------------------------------------------------------------------
33 // Adopted from G4UniformElectricField.hh
34 //
35 // Thanks to Peter Fierlinger (PSI) and
36 // A. Capra and A. Fontana (INFN Pavia)
37 // -------------------------------------------------------------------
38 //
39 #include "G4UniformGravityField.hh"
40 #include "G4PhysicalConstants.hh"
41 #include "G4SystemOfUnits.hh"
42 
43 // Construct from a 3-vector
45  : G4Field ( true ) // Gravity flag *on*
46 {
47  fFieldComponents[0] = FieldVector.x();
48  fFieldComponents[1] = FieldVector.y();
49  fFieldComponents[2] = FieldVector.z();
50 }
51 
52 // Construct from a double > default = -9.81 m*s^-2
54  : G4Field ( true )
55 {
56  fFieldComponents[0] = 0.0;
57  fFieldComponents[1] = gy;
58  fFieldComponents[2] = 0.0;
59 }
60 
62 {
63  return new G4UniformGravityField( G4ThreeVector(fFieldComponents[0],
64  fFieldComponents[1],
65  fFieldComponents[2]) );
66 }
67 
69 {
70 }
71 
73  : G4Field(p)
74 {
75  for (G4int i=0; i<3; i++)
76  {
77  fFieldComponents[i] = p.fFieldComponents[i];
78  }
79 }
80 
83 {
84  if (&p == this) return *this;
86  for (G4int i=0; i<3; i++)
87  {
88  fFieldComponents[i] = p.fFieldComponents[i];
89  }
90  return *this;
91 }
92 
93 // -------------------------------------------------------------------
94 
96  G4double *G ) const
97 {
98  G[0]= fFieldComponents[0] ;
99  G[1]= fFieldComponents[1] ;
100  G[2]= fFieldComponents[2] ;
101 }
virtual void GetFieldValue(const G4double Point[4], G4double *field) const
G4UniformGravityField & operator=(const G4UniformGravityField &p)
CLHEP::Hep3Vector G4ThreeVector
double x() const
const char * p
Definition: xmltok.h:285
virtual G4Field * Clone() const
int G4int
Definition: G4Types.hh:78
double z() const
double y() const
G4Field & operator=(const G4Field &p)
Definition: G4Field.cc:42
double G4double
Definition: G4Types.hh:76
G4UniformGravityField(const G4ThreeVector FieldVector)