Geant4  10.02
ExN02ChamberParameterisation.cc
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30 // $Id: ExN02ChamberParameterisation.cc 66241 2012-12-13 18:34:42Z gunter $
31 //
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34 
36 
37 #include "G4VPhysicalVolume.hh"
38 #include "G4ThreeVector.hh"
39 #include "G4Box.hh"
40 
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42 
44  G4int NoChambers,
45  G4double startZ, // Z of center of first
46  G4double spacingZ, // Z spacing of centers
47  G4double widthChamber,
48  G4double lengthInitial,
49  G4double lengthFinal )
50 {
51  fNoChambers = NoChambers;
52  fStartZ = startZ;
53  fHalfWidth = widthChamber*0.5;
54  fSpacing = spacingZ;
55  fHalfLengthFirst = 0.5 * lengthInitial;
56  // fHalfLengthLast = lengthFinal;
57  if( NoChambers > 0 ){
58  fHalfLengthIncr = 0.5 * (lengthFinal-lengthInitial)/NoChambers;
59  if (spacingZ < widthChamber) {
60  G4Exception("ExN02ChamberParameterisation::ExN02ChamberParameterisation()",
61  "InvalidSetup", FatalException,
62  "Width>Spacing");
63  }
64  }
65 
66 }
67 
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71 {}
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74 
76 (const G4int copyNo, G4VPhysicalVolume* physVol) const
77 {
78  G4double Zposition= fStartZ + (copyNo+1) * fSpacing;
79  G4ThreeVector origin(0,0,Zposition);
80  physVol->SetTranslation(origin);
81  physVol->SetRotation(0);
82 }
83 
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87 (G4Box& trackerChamber, const G4int copyNo, const G4VPhysicalVolume*) const
88 {
89  G4double halfLength= fHalfLengthFirst + copyNo * fHalfLengthIncr;
90  trackerChamber.SetXHalfLength(halfLength);
91  trackerChamber.SetYHalfLength(halfLength);
92  trackerChamber.SetZHalfLength(fHalfWidth);
93 }
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void SetZHalfLength(G4double dz)
Definition: G4Box.cc:171
ExN02ChamberParameterisation(G4int NoChambers, G4double startZ, G4double spacing, G4double widthChamber, G4double lengthInitial, G4double lengthFinal)
CLHEP::Hep3Vector G4ThreeVector
void ComputeDimensions(G4Box &trackerLayer, const G4int copyNo, const G4VPhysicalVolume *physVol) const
Definition: G4Box.hh:64
int G4int
Definition: G4Types.hh:78
void SetRotation(G4RotationMatrix *)
void ComputeTransformation(const G4int copyNo, G4VPhysicalVolume *physVol) const
void SetTranslation(const G4ThreeVector &v)
void G4Exception(const char *originOfException, const char *exceptionCode, G4ExceptionSeverity severity, const char *comments)
Definition: G4Exception.cc:41
void SetYHalfLength(G4double dy)
Definition: G4Box.cc:151
void SetXHalfLength(G4double dx)
Definition: G4Box.cc:131
double G4double
Definition: G4Types.hh:76