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25 // 25 //
>> 26 // $Id$
26 // 27 //
27 /// \file B2bChamberParameterisation.cc 28 /// \file B2bChamberParameterisation.cc
28 /// \brief Implementation of the B2bChamberPar 29 /// \brief Implementation of the B2bChamberParameterisation class
29 30
30 #include "B2bChamberParameterisation.hh" 31 #include "B2bChamberParameterisation.hh"
31 32
32 #include "G4SystemOfUnits.hh" << 33 #include "G4VPhysicalVolume.hh"
33 #include "G4ThreeVector.hh" 34 #include "G4ThreeVector.hh"
34 #include "G4Tubs.hh" 35 #include "G4Tubs.hh"
35 #include "G4VPhysicalVolume.hh" << 36 #include "G4SystemOfUnits.hh"
36 37
37 //....oooOO0OOooo........oooOO0OOooo........oo 38 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
38 39
39 B2bChamberParameterisation::B2bChamberParamete << 40 B2bChamberParameterisation::B2bChamberParameterisation(
40 << 41 G4int noChambers,
41 << 42 G4double startZ, // Z of center of first
42 << 43 G4double spacingZ, // Z spacing of centers
43 << 44 G4double widthChamber,
44 : G4VPVParameterisation() << 45 G4double lengthInitial,
>> 46 G4double lengthFinal )
>> 47 : G4VPVParameterisation()
45 { 48 {
46 fNoChambers = noChambers; << 49 fNoChambers = noChambers;
47 fStartZ = startZ; << 50 fStartZ = startZ;
48 fHalfWidth = 0.5 * widthChamber; << 51 fHalfWidth = 0.5*widthChamber;
49 fSpacing = spacingZ; << 52 fSpacing = spacingZ;
50 fRmaxFirst = 0.5 * lengthInitial; << 53 fRmaxFirst = 0.5 * lengthInitial;
51 if (noChambers > 0) { << 54 if( noChambers > 0 ){
52 fRmaxIncr = 0.5 * (lengthFinal - lengthIni << 55 fRmaxIncr = 0.5 * (lengthFinal-lengthInitial)/(noChambers-1);
53 if (spacingZ < widthChamber) { << 56 if (spacingZ < widthChamber) {
54 G4Exception("B2bChamberParameterisation: << 57 G4Exception("B2bChamberParameterisation::B2bChamberParameterisation()",
55 FatalException, "Width>Spaci << 58 "InvalidSetup", FatalException,
56 } << 59 "Width>Spacing");
57 } << 60 }
>> 61 }
58 } 62 }
59 63
60 //....oooOO0OOooo........oooOO0OOooo........oo 64 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
61 65
62 B2bChamberParameterisation::~B2bChamberParamet << 66 B2bChamberParameterisation::~B2bChamberParameterisation()
>> 67 { }
63 68
64 //....oooOO0OOooo........oooOO0OOooo........oo 69 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
65 70
66 void B2bChamberParameterisation::ComputeTransf << 71 void B2bChamberParameterisation::ComputeTransformation
67 << 72 (const G4int copyNo, G4VPhysicalVolume* physVol) const
68 { 73 {
69 // Note: copyNo will start with zero! 74 // Note: copyNo will start with zero!
70 G4double Zposition = fStartZ + copyNo * fSpa 75 G4double Zposition = fStartZ + copyNo * fSpacing;
71 G4ThreeVector origin(0, 0, Zposition); << 76 G4ThreeVector origin(0,0,Zposition);
72 physVol->SetTranslation(origin); 77 physVol->SetTranslation(origin);
73 physVol->SetRotation(0); 78 physVol->SetRotation(0);
74 } 79 }
75 80
76 //....oooOO0OOooo........oooOO0OOooo........oo 81 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
77 82
78 void B2bChamberParameterisation::ComputeDimens << 83 void B2bChamberParameterisation::ComputeDimensions
79 << 84 (G4Tubs& trackerChamber, const G4int copyNo, const G4VPhysicalVolume*) const
80 { 85 {
81 // Note: copyNo will start with zero! 86 // Note: copyNo will start with zero!
82 G4double rmax = fRmaxFirst + copyNo * fRmaxI 87 G4double rmax = fRmaxFirst + copyNo * fRmaxIncr;
83 trackerChamber.SetInnerRadius(0); 88 trackerChamber.SetInnerRadius(0);
84 trackerChamber.SetOuterRadius(rmax); 89 trackerChamber.SetOuterRadius(rmax);
85 trackerChamber.SetZHalfLength(fHalfWidth); 90 trackerChamber.SetZHalfLength(fHalfWidth);
86 trackerChamber.SetStartPhiAngle(0. * deg); << 91 trackerChamber.SetStartPhiAngle(0.*deg);
87 trackerChamber.SetDeltaPhiAngle(360. * deg); << 92 trackerChamber.SetDeltaPhiAngle(360.*deg);
88 } 93 }
89 94
90 //....oooOO0OOooo........oooOO0OOooo........oo 95 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
91 96