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26 //
27 /// \file field/field04/src/F04FocusSolenoid.c
28 /// \brief Implementation of the F04FocusSolen
29 //
30
31 #include "F04FocusSolenoid.hh"
32
33 #include "F04GlobalField.hh"
34 #include "F04SimpleSolenoid.hh"
35
36 #include "G4GeometryManager.hh"
37 #include "globals.hh"
38
39 //....oooOO0OOooo........oooOO0OOooo........oo
40
41 F04FocusSolenoid::F04FocusSolenoid(G4double Ba
42 G4ThreeVect
43 : F04SimpleSolenoid(Ba, fz, lv, c), fB1(Ba),
44 {}
45
46 //....oooOO0OOooo........oooOO0OOooo........oo
47
48 void F04FocusSolenoid::AddFieldValue(const G4d
49 {
50 G4ThreeVector global(point[0], point[1], poi
51
52 G4ThreeVector local = fGlobal2local.Transfor
53
54 if (IsOutside(local)) return;
55
56 G4double length = ((F04SimpleSolenoid*)this)
57
58 G4double Bz = (fB2 - fB1) * std::abs(local.z
59
60 if (fHalf) {
61 if (local.z() >= 0.) Bz = fB1;
62 }
63
64 G4ThreeVector B(0.0, 0.0, Bz);
65
66 B = fGlobal2local.Inverse().TransformAxis(B)
67
68 field[0] += B[0];
69 field[1] += B[1];
70 field[2] += B[2];
71 }
72