G4ErrorPlaneSurfaceTarget Class Reference

#include <G4ErrorPlaneSurfaceTarget.hh>

Inheritance diagram for G4ErrorPlaneSurfaceTarget:

Collaboration diagram for G4ErrorPlaneSurfaceTarget:

Public Member Functions
	G4ErrorPlaneSurfaceTarget (G4double a=0, G4double b=0, G4double c=0, G4double d=0)
	G4ErrorPlaneSurfaceTarget (const G4Normal3D &n, const G4Point3D &p)
	G4ErrorPlaneSurfaceTarget (const G4Point3D &p1, const G4Point3D &p2, const G4Point3D &p3)
	~G4ErrorPlaneSurfaceTarget ()
virtual G4ThreeVector	Intersect (const G4ThreeVector &point, const G4ThreeVector &direc) const
virtual G4double	GetDistanceFromPoint (const G4ThreeVector &point, const G4ThreeVector &direc) const
virtual G4double	GetDistanceFromPoint (const G4ThreeVector &pt) const
virtual G4Plane3D	GetTangentPlane (const G4ThreeVector &point) const
virtual void	Dump (const G4String &msg) const
Public Member Functions inherited from G4ErrorSurfaceTarget
	G4ErrorSurfaceTarget ()
virtual	~G4ErrorSurfaceTarget ()
Public Member Functions inherited from G4ErrorTanPlaneTarget
	G4ErrorTanPlaneTarget ()
virtual	~G4ErrorTanPlaneTarget ()
Public Member Functions inherited from G4ErrorTarget
	G4ErrorTarget ()
virtual	~G4ErrorTarget ()
virtual G4bool	TargetReached (const G4Step *)
G4ErrorTargetType	GetType () const

Additional Inherited Members
Protected Attributes inherited from G4ErrorTarget
G4ErrorTargetType	theType
Related Functions inherited from HepGeom::Plane3D< T >
std::ostream &	operator<< (std::ostream &os, const Plane3D< float > &p)
std::ostream &	operator<< (std::ostream &os, const Plane3D< double > &p)

Detailed Description

Definition at line 50 of file G4ErrorPlaneSurfaceTarget.hh.

Constructor & Destructor Documentation

G4ErrorPlaneSurfaceTarget::G4ErrorPlaneSurfaceTarget	(	G4double	a = 0,
		G4double	b = 0,
		G4double	c = 0,
		G4double	d = 0
	)

Definition at line 46 of file G4ErrorPlaneSurfaceTarget.cc.

  : G4Plane3D( aa, ab, ac, ad ) 
{
  theType = G4ErrorTarget_PlaneSurface;

#ifdef G4VERBOSE
  if(G4ErrorPropagatorData::verbose() >= 2 )
  { 
    Dump( " $$$ creating G4ErrorPlaneSurfaceTarget from parameters");
  }
#endif
}

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G4ErrorPlaneSurfaceTarget::G4ErrorPlaneSurfaceTarget	(	const G4Normal3D &	n,
		const G4Point3D &	p
	)

Definition at line 62 of file G4ErrorPlaneSurfaceTarget.cc.

  : G4Plane3D( norm, pt ) 
{
  theType = G4ErrorTarget_PlaneSurface;

#ifdef G4VERBOSE
  if(G4ErrorPropagatorData::verbose() >= 2 )
  { 
    Dump( " $$$ creating G4ErrorPlaneSurfaceTarget from point and normal");
  }
#endif
}

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G4ErrorPlaneSurfaceTarget::G4ErrorPlaneSurfaceTarget	(	const G4Point3D &	p1,
		const G4Point3D &	p2,
		const G4Point3D &	p3
	)

Definition at line 78 of file G4ErrorPlaneSurfaceTarget.cc.

  : G4Plane3D( p1, p2, p3 )
{
  theType = G4ErrorTarget_PlaneSurface;

#ifdef G4VERBOSE
  if(G4ErrorPropagatorData::verbose() >= 2 )
  { 
    Dump( " $$$ creating G4ErrorPlaneSurfaceTarget from three points");
  }
#endif
}

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G4ErrorPlaneSurfaceTarget::~G4ErrorPlaneSurfaceTarget

(

)

Definition at line 95 of file G4ErrorPlaneSurfaceTarget.cc.

{
}

Member Function Documentation

void G4ErrorPlaneSurfaceTarget::Dump ( const G4String &  msg ) const

virtual

Implements G4ErrorSurfaceTarget.

Definition at line 175 of file G4ErrorPlaneSurfaceTarget.cc.

{
  G4cout << msg << " point = " << point()
                << " normal = " << normal() << G4endl;
}

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G4double G4ErrorPlaneSurfaceTarget::GetDistanceFromPoint ( const G4ThreeVector &  point, const G4ThreeVector &  direc  ) const

virtual

Implements G4ErrorSurfaceTarget.

Definition at line 121 of file G4ErrorPlaneSurfaceTarget.cc.

{
  if( std::fabs( dir.mag() -1. ) > 1.E-6 )
  {
    std::ostringstream message;
    message << "Direction is not a unit vector: " << dir << " !";
    G4Exception("G4ErrorPlaneSurfaceTarget::GetDistanceFromPoint()",
                "GeomMgt1002", JustWarning, message);
  }
  G4double dist = -(a_ * pt.x() + b_ * pt.y() + c_ * pt.z() + d_)
                 / (a_ * dir.x() + b_ * dir.y() + c_ * dir.z() );

#ifdef G4VERBOSE
  if(G4ErrorPropagatorData::verbose() >= 3 )
  {
    G4cout << " G4ErrorPlaneSurfaceTarget::GetDistanceFromPoint()" << G4endl
           << "   Point: " << pt << ", Direction: " << dir << G4endl
           << "   Distance: " << dist << G4endl;
  }
#endif
  
  return dist;
}

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G4double G4ErrorPlaneSurfaceTarget::GetDistanceFromPoint ( const G4ThreeVector &  pt ) const

virtual

Implements G4ErrorSurfaceTarget.

Definition at line 148 of file G4ErrorPlaneSurfaceTarget.cc.

{
  G4ThreeVector vec = point() - pt;
  G4double alpha = std::acos( vec * normal() / vec.mag() / normal().mag() );
  G4double dist = std::fabs(vec.mag() * std::cos( alpha ));
  
#ifdef G4VERBOSE
  if(G4ErrorPropagatorData::verbose() >= 3 )
  {
    G4cout << " G4ErrorPlaneSurfaceTarget::GetDistanceFromPoint()" << G4endl
           << "   Point: " << pt << G4endl
           << "   Distance: " << dist << G4endl;
  }
#endif

  return dist;
}

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G4Plane3D G4ErrorPlaneSurfaceTarget::GetTangentPlane ( const G4ThreeVector &  point ) const

virtual

Implements G4ErrorSurfaceTarget.

Definition at line 169 of file G4ErrorPlaneSurfaceTarget.cc.

{
  return *this;
}

G4ThreeVector G4ErrorPlaneSurfaceTarget::Intersect ( const G4ThreeVector &  point, const G4ThreeVector &  direc  ) const

virtual

Definition at line 102 of file G4ErrorPlaneSurfaceTarget.cc.

{
  G4double lam = GetDistanceFromPoint( pt, dir );
  G4Point3D inters = pt + lam * dir;

#ifdef G4VERBOSE
  if(G4ErrorPropagatorData::verbose() >= 4 )
  { 
    G4cout << " $$$ creating G4ErrorPlaneSurfaceTarget::Intersect "
           << inters << G4endl;
  }
#endif

  return inters;
}

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---

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

• source/geant4.10.03.p02/source/geometry/management/include/G4ErrorPlaneSurfaceTarget.hh
• source/geant4.10.03.p02/source/geometry/management/src/G4ErrorPlaneSurfaceTarget.cc