Geant4  10.03.p03
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G4ErrorSurfaceTrajParam Class Reference

#include <G4ErrorSurfaceTrajParam.hh>

Public Member Functions

 G4ErrorSurfaceTrajParam ()
 
 G4ErrorSurfaceTrajParam (const G4Point3D &pos, const G4Vector3D &mom, const G4Vector3D &vecV, const G4Vector3D &vecW)
 
 G4ErrorSurfaceTrajParam (const G4Point3D &pos, const G4Vector3D &mom, const G4Plane3D &plane)
 
virtual ~G4ErrorSurfaceTrajParam ()
 
void SetParameters (const G4Point3D &pos, const G4Vector3D &mom, const G4Vector3D &vecV, const G4Vector3D &vecW)
 
void SetParameters (const G4Point3D &pos, const G4Vector3D &mom, const G4Plane3D &plane)
 
G4Vector3D GetDirection () const
 
G4Vector3D GetPlaneNormal () const
 
G4Vector3D GetVectorV () const
 
G4Vector3D GetVectorW () const
 
G4double GetPV () const
 
G4double GetPW () const
 
G4double GetV () const
 
G4double GetW () const
 
G4double GetInvP () const
 

Friends

std::ostream & operator<< (std::ostream &, const G4ErrorSurfaceTrajParam &ts)
 

Detailed Description

Definition at line 52 of file G4ErrorSurfaceTrajParam.hh.

Constructor & Destructor Documentation

G4ErrorSurfaceTrajParam::G4ErrorSurfaceTrajParam ( )
inline

Definition at line 56 of file G4ErrorSurfaceTrajParam.hh.

57  : fInvP(0.), fPV(0.), fPW(0.), fV(0.), fW(0.) {}
G4ErrorSurfaceTrajParam::G4ErrorSurfaceTrajParam ( const G4Point3D pos,
const G4Vector3D mom,
const G4Vector3D vecV,
const G4Vector3D vecW 
)

Definition at line 41 of file G4ErrorSurfaceTrajParam.cc.

43 {
44  SetParameters( pos, mom, vecV, vecW );
45 }
void SetParameters(const G4Point3D &pos, const G4Vector3D &mom, const G4Vector3D &vecV, const G4Vector3D &vecW)

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G4ErrorSurfaceTrajParam::G4ErrorSurfaceTrajParam ( const G4Point3D pos,
const G4Vector3D mom,
const G4Plane3D plane 
)

Definition at line 50 of file G4ErrorSurfaceTrajParam.cc.

52 {
53  SetParameters( pos, mom, plane );
54 }
void SetParameters(const G4Point3D &pos, const G4Vector3D &mom, const G4Vector3D &vecV, const G4Vector3D &vecW)

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virtual G4ErrorSurfaceTrajParam::~G4ErrorSurfaceTrajParam ( )
inlinevirtual

Definition at line 62 of file G4ErrorSurfaceTrajParam.hh.

62 {}

Member Function Documentation

G4Vector3D G4ErrorSurfaceTrajParam::GetDirection ( ) const
inline

Definition at line 74 of file G4ErrorSurfaceTrajParam.hh.

74 { return fDir; }
G4double G4ErrorSurfaceTrajParam::GetInvP ( ) const
inline

Definition at line 82 of file G4ErrorSurfaceTrajParam.hh.

82 { return fInvP; }
G4Vector3D G4ErrorSurfaceTrajParam::GetPlaneNormal ( ) const
inline

Definition at line 75 of file G4ErrorSurfaceTrajParam.hh.

75 { return fVectorV.cross(fVectorW); }
BasicVector3D< T > cross(const BasicVector3D< T > &v) const

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G4double G4ErrorSurfaceTrajParam::GetPV ( ) const
inline

Definition at line 78 of file G4ErrorSurfaceTrajParam.hh.

78 { return fPV; }

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G4double G4ErrorSurfaceTrajParam::GetPW ( ) const
inline

Definition at line 79 of file G4ErrorSurfaceTrajParam.hh.

79 { return fPW; }

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G4double G4ErrorSurfaceTrajParam::GetV ( ) const
inline

Definition at line 80 of file G4ErrorSurfaceTrajParam.hh.

80 { return fV; }
G4Vector3D G4ErrorSurfaceTrajParam::GetVectorV ( ) const
inline

Definition at line 76 of file G4ErrorSurfaceTrajParam.hh.

76 { return fVectorV; }

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G4Vector3D G4ErrorSurfaceTrajParam::GetVectorW ( ) const
inline

Definition at line 77 of file G4ErrorSurfaceTrajParam.hh.

77 { return fVectorW; }

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G4double G4ErrorSurfaceTrajParam::GetW ( ) const
inline

Definition at line 81 of file G4ErrorSurfaceTrajParam.hh.

81 { return fW; }
void G4ErrorSurfaceTrajParam::SetParameters ( const G4Point3D pos,
const G4Vector3D mom,
const G4Vector3D vecV,
const G4Vector3D vecW 
)

Definition at line 83 of file G4ErrorSurfaceTrajParam.cc.

85 {
86  if( mom.mag() > 0. ) {
87  fDir = mom;
88  fDir /= mom.mag();
89  } else {
90  fDir = G4Vector3D(0.,0.,0.);
91  }
92  fVectorV = vecV / vecV.mag();
93  fVectorW = vecW / vecW.mag();
94  fInvP = 1./mom.mag();
95  G4ThreeVector momv(mom);
96  //check 3 vectors are ortogonal and right handed
97 
98  // now all 4 scalar memeber variables retain the signs
99  // fPV = momv.project( vecV ).mag();
100  // fPW = momv.project( vecW ).mag();
101  fPV = momv.dot( vecV );
102  fPW = momv.dot( vecW );
103 
104 
105  G4ThreeVector posv(pos);
106  // fV = posv.project( vecV ).mag();
107  // fW = posv.project( vecW ).mag();
108  fV = posv.dot( vecV );
109  fW = posv.dot( vecW );
110 }
HepGeom::Vector3D< G4double > G4Vector3D
Definition: G4Vector3D.hh:35

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void G4ErrorSurfaceTrajParam::SetParameters ( const G4Point3D pos,
const G4Vector3D mom,
const G4Plane3D plane 
)

Definition at line 58 of file G4ErrorSurfaceTrajParam.cc.

60 {
61  //--- Get two perpendicular vectors: first parallel X
62  // (unless normal is parallel to X, then take Y)
63 
66 
67  G4ThreeVector Xvec(1.,0.,0.);
68  G4Vector3D vecV = -Xvec.cross(plane.normal());
69  if( vecV.mag() < kCarTolerance )
70  {
71  G4ThreeVector Zvec(0.,0.,1.);
72  vecV = Zvec.cross(plane.normal());
73  }
74 
75  G4Vector3D vecW = plane.normal().cross( vecV );
76 
77  SetParameters( pos, mom, vecV, vecW );
78 }
G4double GetSurfaceTolerance() const
Normal3D< T > normal() const
Definition: Plane3D.h:90
void SetParameters(const G4Point3D &pos, const G4Vector3D &mom, const G4Vector3D &vecV, const G4Vector3D &vecW)
const G4double kCarTolerance
double G4double
Definition: G4Types.hh:76
BasicVector3D< T > cross(const BasicVector3D< T > &v) const
static G4GeometryTolerance * GetInstance()

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Friends And Related Function Documentation

std::ostream& operator<< ( std::ostream &  out,
const G4ErrorSurfaceTrajParam ts 
)
friend

Definition at line 114 of file G4ErrorSurfaceTrajParam.cc.

115 {
116  // long mode = out.setf(std::ios::fixed,std::ios::floatfield);
117 
118  // out << tp.theType;
119  // out << std::setprecision(5) << std::setw(10);
120  out << " InvP= " << tp.fInvP << " PV= " << tp.fPV
121  << " PW= " << tp.fPW << " V= " << tp.fV << " W= " << tp.fW << G4endl;
122  out << " vectorV direction= " << tp.fVectorV
123  << " vectorW direction= " << tp.fVectorW << G4endl;
124 
125  return out;
126 }
#define G4endl
Definition: G4ios.hh:61

The documentation for this class was generated from the following files: