Geant4  10.00.p02
G02ChamberParameterisation.cc
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30 // $Id: G02ChamberParameterisation.cc 68025 2013-03-13 13:43:46Z gcosmo $
31 //
32 // Class G02ChamberParameterisation implementation
33 //
34 // ----------------------------------------------------------------------------
35 
37 
38 #include "G4ThreeVector.hh"
39 #include "G4Box.hh"
40 #include "G4VPhysicalVolume.hh"
41 
42 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
43 
46  G4double startZ, // Z of center of first
47  G4double spacingZ, // Z spacing of centers
48  G4double widthChamber,
49  G4double lengthInitial,
50  G4double lengthFinal )
52 {
53  fNoChambers = NoChambers;
54  fStartZ = startZ;
55  fHalfWidth = widthChamber*0.5;
56  fSpacing = spacingZ;
57  fHalfLengthFirst = 0.5 * lengthInitial;
58 
59  if( NoChambers > 0 )
60  {
61  fHalfLengthIncr = 0.5 * (lengthFinal-lengthInitial)/NoChambers;
62  if (spacingZ < widthChamber)
63  {
64  G4Exception("ExN02G02ChamberParameterisation::G02ChamberParameterisation()",
65  "InvalidSetup", FatalException,
66  "Invalid construction: Width>Spacing");
67  }
68  }
69 }
70 
71 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
72 
74 {}
75 
76 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
77 
79 ComputeTransformation (const G4int copyNo, G4VPhysicalVolume* physVol) const
80 {
81  G4double Zposition = fStartZ + (copyNo+1) * fSpacing;
82  G4ThreeVector origin(0.,0.,Zposition);
83  physVol->SetTranslation(origin);
84  physVol->SetRotation(0);
85 }
86 
87 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
88 
90 ComputeDimensions (G4Box& trackerChamber, const G4int copyNo,
91  const G4VPhysicalVolume*) const
92 {
93  G4double halfLength = fHalfLengthFirst + copyNo * fHalfLengthIncr;
94  trackerChamber.SetXHalfLength(halfLength);
95  trackerChamber.SetYHalfLength(halfLength);
96  trackerChamber.SetZHalfLength(fHalfWidth);
97 }
98 
99 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
void SetZHalfLength(G4double dz)
Definition: G4Box.cc:173
G02ChamberParameterisation(G4int NoChambers, G4double startZ, G4double spacing, G4double widthChamber, G4double lengthInitial, G4double lengthFinal)
CLHEP::Hep3Vector G4ThreeVector
Definition: G4Box.hh:64
int G4int
Definition: G4Types.hh:78
void SetRotation(G4RotationMatrix *)
void SetTranslation(const G4ThreeVector &v)
void ComputeDimensions(G4Box &trackerLayer, const G4int copyNo, const G4VPhysicalVolume *physVol) const
void ComputeTransformation(const G4int copyNo, G4VPhysicalVolume *physVol) const
void G4Exception(const char *originOfException, const char *exceptionCode, G4ExceptionSeverity severity, const char *comments)
Definition: G4Exception.cc:41
void SetYHalfLength(G4double dy)
Definition: G4Box.cc:153
void SetXHalfLength(G4double dx)
Definition: G4Box.cc:133
double G4double
Definition: G4Types.hh:76
Definition of the G02ChamberParameterisation class.