Geant4  10.01.p03
F04FocusSolenoid.cc
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26 // $Id: F04FocusSolenoid.cc 68021 2013-03-13 13:36:07Z gcosmo $
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31 
32 #include "globals.hh"
33 
34 #include "G4GeometryManager.hh"
35 
36 #include "F04GlobalField.hh"
37 
38 #include "F04FocusSolenoid.hh"
39 #include "F04SimpleSolenoid.hh"
40 
41 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
42 
44  G4LogicalVolume* lv,
45  G4ThreeVector c) : F04SimpleSolenoid(Ba, fz, lv, c)
46 
47 {
48  fHalf = false;
49  fB1 = Ba;
50  fB2 = Bb;
51 }
52 
53 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
54 
56  G4double field[6]) const
57 {
58  G4ThreeVector global(point[0],point[1],point[2]);
59 
61 
62  if (IsOutside(local)) return;
63 
64  G4double length = ((F04SimpleSolenoid*)this)->GetLength();
65 
66  G4double Bz = (fB2-fB1) * std::abs(local.z())/(length/2.) + fB1;
67 
68  if (fHalf) { if (local.z() >= 0.) Bz = fB1; }
69 
70  G4ThreeVector B(0.0,0.0,Bz);
71 
73 
74  field[0] += B[0];
75  field[1] += B[1];
76  field[2] += B[2];
77 }
G4bool IsOutside(G4ThreeVector &local) const
IsOutside() returns true when outside the solenoid.
CLHEP::Hep3Vector G4ThreeVector
G4AffineTransform Inverse() const
Definition of the F04GlobalField class.
#define local
Definition: adler32.cc:10
Definition of the F04FocusSolenoid class.
G4ThreeVector TransformPoint(const G4ThreeVector &vec) const
G4AffineTransform fGlobal2local
G4ThreeVector TransformAxis(const G4ThreeVector &axis) const
Definition of the F04SimpleSolenoid class.
F04FocusSolenoid(G4double, G4double, G4double, G4LogicalVolume *, G4ThreeVector)
Default constructor.
double G4double
Definition: G4Types.hh:76
virtual void AddFieldValue(const G4double point[4], G4double field[6]) const
AddFieldValue() adds the field for this solenoid into field[]. point[] is in global coordinates...