Trk::TrackSurfaceIntersection Class Reference

An intersection with a Surface is given by. More...

#include <TrackSurfaceIntersection.h>

Collaboration diagram for Trk::TrackSurfaceIntersection:

Classes
class	IIntersectionCache
	Base class for cache block. More...

Public Member Functions
	TrackSurfaceIntersection (const Amg::Vector3D &pos, const Amg::Vector3D &dir, double path)
	Constructor.
	TrackSurfaceIntersection ()=default
	~TrackSurfaceIntersection ()=default
	Destructor.
	TrackSurfaceIntersection (const TrackSurfaceIntersection &other)
	TrackSurfaceIntersection (const TrackSurfaceIntersection &other, std::unique_ptr< IIntersectionCache > cache)
TrackSurfaceIntersection &	operator= (const TrackSurfaceIntersection &other)
	TrackSurfaceIntersection (TrackSurfaceIntersection &&other)=default
TrackSurfaceIntersection &	operator= (TrackSurfaceIntersection &&other)=default
const Amg::Vector3D &	position () const
	Method to retrieve the position of the Intersection.
Amg::Vector3D &	position ()
const Amg::Vector3D &	direction () const
	Method to retrieve the direction at the Intersection.
Amg::Vector3D &	direction ()
double	pathlength () const
	Method to retrieve the pathlength propagated till the Intersection.
double &	pathlength ()
const IIntersectionCache *	cache () const
	Retrieve the associated cache block, if it exists.
IIntersectionCache *	cache ()

Private Attributes
Amg::Vector3D	m_position
Amg::Vector3D	m_direction
double	m_pathlength {0}
std::unique_ptr< IIntersectionCache >	m_cache

Detailed Description

An intersection with a Surface is given by.

• a global position
• a momentum direction (unit vector)
• the pathlength to go there from the starting point

We can optionally attach an additional block of data (‘cache’) for the private use of a particular intersection tool.

Author

Andre.nosp@m.as.S.nosp@m.alzbu.nosp@m.rger.nosp@m.@cern.nosp@m..ch

Definition at line 32 of file TrackSurfaceIntersection.h.

Constructor & Destructor Documentation

TrackSurfaceIntersection() [1/5]

Trk::TrackSurfaceIntersection::TrackSurfaceIntersection	(	const Amg::Vector3D &	pos,
		const Amg::Vector3D &	dir,
		double	path )

Constructor.

Definition at line 19 of file TrackSurfaceIntersection.cxx.

  : m_position(pos)
  , m_direction(dir)
  , m_pathlength(path)
{
}

TrackSurfaceIntersection() [2/5]

Trk::TrackSurfaceIntersection::TrackSurfaceIntersection ( )

default

~TrackSurfaceIntersection()

Trk::TrackSurfaceIntersection::~TrackSurfaceIntersection ( )

default

Destructor.

TrackSurfaceIntersection() [3/5]

Trk::TrackSurfaceIntersection::TrackSurfaceIntersection

(

const TrackSurfaceIntersection &

other

)

Definition at line 29 of file TrackSurfaceIntersection.cxx.

  : m_position(other.m_position)
  , m_direction(other.m_direction)
  , m_pathlength(other.m_pathlength)
  , m_cache(other.m_cache ? other.m_cache->clone() : nullptr)
{
}

TrackSurfaceIntersection() [4/5]

Trk::TrackSurfaceIntersection::TrackSurfaceIntersection	(	const TrackSurfaceIntersection &	other,
		std::unique_ptr< IIntersectionCache >	cache )

Definition at line 38 of file TrackSurfaceIntersection.cxx.

  : m_position(other.m_position)
  , m_direction(other.m_direction)
  , m_pathlength(other.m_pathlength)
  , m_cache(std::move(cache))
{
}

TrackSurfaceIntersection() [5/5]

Trk::TrackSurfaceIntersection::TrackSurfaceIntersection ( TrackSurfaceIntersection && other )

default

Member Function Documentation

cache() [1/2]

TrackSurfaceIntersection::IIntersectionCache * Trk::TrackSurfaceIntersection::cache ( )

inline

Definition at line 110 of file TrackSurfaceIntersection.h.

                                {
  return m_cache.get();
}

cache() [2/2]

const TrackSurfaceIntersection::IIntersectionCache * Trk::TrackSurfaceIntersection::cache ( ) const

inline

Retrieve the associated cache block, if it exists.

Definition at line 105 of file TrackSurfaceIntersection.h.

                                      {
  return m_cache.get();
}

direction() [1/2]

Amg::Vector3D & Trk::TrackSurfaceIntersection::direction ( )

inline

Definition at line 92 of file TrackSurfaceIntersection.h.

                                                        {
  return m_direction;
}

direction() [2/2]

const Amg::Vector3D & Trk::TrackSurfaceIntersection::direction ( ) const

inline

Method to retrieve the direction at the Intersection.

Definition at line 88 of file TrackSurfaceIntersection.h.

                                                                    {
  return m_direction;
}

operator=() [1/2]

Trk::TrackSurfaceIntersection & Trk::TrackSurfaceIntersection::operator=

(

const TrackSurfaceIntersection &

other

)

Definition at line 49 of file TrackSurfaceIntersection.cxx.

{
  if (this != &other) {
    m_position = other.m_position;
    m_direction = other.m_direction;
    m_pathlength = other.m_pathlength;
    m_cache = other.m_cache ? other.m_cache->clone() : nullptr;
  }
  return *this;
}

operator=() [2/2]

TrackSurfaceIntersection & Trk::TrackSurfaceIntersection::operator= ( TrackSurfaceIntersection && other )

default

pathlength() [1/2]

double & Trk::TrackSurfaceIntersection::pathlength ( )

inline

Definition at line 100 of file TrackSurfaceIntersection.h.

                                                    {
  return m_pathlength;
}

pathlength() [2/2]

double Trk::TrackSurfaceIntersection::pathlength ( ) const

inline

Method to retrieve the pathlength propagated till the Intersection.

Definition at line 96 of file TrackSurfaceIntersection.h.

                                                         {
  return m_pathlength;
}

position() [1/2]

Amg::Vector3D & Trk::TrackSurfaceIntersection::position ( )

inline

Definition at line 84 of file TrackSurfaceIntersection.h.

                                                       {
  return m_position;
}

position() [2/2]

const Amg::Vector3D & Trk::TrackSurfaceIntersection::position ( ) const

inline

Method to retrieve the position of the Intersection.

Definition at line 80 of file TrackSurfaceIntersection.h.

                                                                   {
  return m_position;
}

Member Data Documentation

m_cache

std::unique_ptr<IIntersectionCache> Trk::TrackSurfaceIntersection::m_cache

private

Definition at line 77 of file TrackSurfaceIntersection.h.

m_direction

Amg::Vector3D Trk::TrackSurfaceIntersection::m_direction

private

Definition at line 75 of file TrackSurfaceIntersection.h.

m_pathlength

double Trk::TrackSurfaceIntersection::m_pathlength {0}

private

Definition at line 76 of file TrackSurfaceIntersection.h.

{0};

m_position

Amg::Vector3D Trk::TrackSurfaceIntersection::m_position

private

Definition at line 74 of file TrackSurfaceIntersection.h.

---

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

• TrackSurfaceIntersection.h
• TrackSurfaceIntersection.cxx