B2b/include/B2bChamberParameterisation.hh

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0027 /// \file B2bChamberParameterisation.hh
0028 /// \brief Definition of the B2bChamberParameterisation class
0029
0030 #ifndef B2bChamberParameterisation_h
0031 #define B2bChamberParameterisation_h 1
0032
0033 #include "G4VPVParameterisation.hh"
0034 #include "globals.hh"
0035
0036 class G4VPhysicalVolume;
0037 class G4Box;
0038
0039 // Dummy declarations to get rid of warnings ...
0040 class G4Trd;
0041 class G4Trap;
0042 class G4Cons;
0043 class G4Orb;
0044 class G4Sphere;
0045 class G4Ellipsoid;
0046 class G4Torus;
0047 class G4Para;
0048 class G4Hype;
0049 class G4Tubs;
0050 class G4Polycone;
0051 class G4Polyhedra;
0052
0053 ///  A parameterisation that describes a series of boxes along Z.
0054 ///
0055 ///  The boxes have equal width, & their lengths are a linear equation.
0056 ///  They are spaced an equal distance apart, starting from given location.
0057
0058 class B2bChamberParameterisation : public G4VPVParameterisation
0059 {
0060   public:
0061     B2bChamberParameterisation(G4int noChambers, G4double startZ, G4double spacing,
0062                                G4double widthChamber, G4double lengthInitial, G4double lengthFinal);
0063
0064     virtual ~B2bChamberParameterisation();
0065
0066     void ComputeTransformation(const G4int copyNo, G4VPhysicalVolume* physVol) const;
0067
0068     void ComputeDimensions(G4Tubs& trackerLayer, const G4int copyNo,
0069                            const G4VPhysicalVolume* physVol) const;
0070
0071   private:  // Dummy declarations to get rid of warnings ...
0072     void ComputeDimensions(G4Box&, const G4int, const G4VPhysicalVolume*) const {}
0073     void ComputeDimensions(G4Trd&, const G4int, const G4VPhysicalVolume*) const {}
0074     void ComputeDimensions(G4Trap&, const G4int, const G4VPhysicalVolume*) const {}
0075     void ComputeDimensions(G4Cons&, const G4int, const G4VPhysicalVolume*) const {}
0076     void ComputeDimensions(G4Sphere&, const G4int, const G4VPhysicalVolume*) const {}
0077     void ComputeDimensions(G4Orb&, const G4int, const G4VPhysicalVolume*) const {}
0078     void ComputeDimensions(G4Ellipsoid&, const G4int, const G4VPhysicalVolume*) const {}
0079     void ComputeDimensions(G4Torus&, const G4int, const G4VPhysicalVolume*) const {}
0080     void ComputeDimensions(G4Para&, const G4int, const G4VPhysicalVolume*) const {}
0081     void ComputeDimensions(G4Hype&, const G4int, const G4VPhysicalVolume*) const {}
0082     void ComputeDimensions(G4Polycone&, const G4int, const G4VPhysicalVolume*) const {}
0083     void ComputeDimensions(G4Polyhedra&, const G4int, const G4VPhysicalVolume*) const {}
0084
0085   private:
0086     G4int fNoChambers;
0087     G4double fStartZ;
0088     G4double fHalfWidth;  //  The half-width of each tracker chamber
0089     G4double fSpacing;  //  The distance between the chambers' center
0090     G4double fRmaxFirst;  //  The first half-length
0091     G4double fRmaxIncr;  //  The Increment for the half-length
0092 };
0093
0094 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0095
0096 #endif