TrkDriftCircleMath::Line Class Reference

#include <Line.h>

Collaboration diagram for TrkDriftCircleMath::Line:

Public Member Functions
	Line (const LocVec2D &pos, const LocVec2D &dir)
	Constructors starting from the global parameters. More...
	Line (const LocVec2D &pos, double phi)
	Line (LocVec2D &&pos, const LocVec2D &dir)
	Line (LocVec2D &&pos, double phi)
	Line (double x0, double y0, double phi)
	~Line ()=default
void	set (const LocVec2D &pos, const LocVec2D &dir)
	set methods to reduce copying of data More...
void	set (const LocVec2D &pos, double phi)
void	set (double x0, double y0, double phi)
void	updateLocalParameters ()
void	updateGlobalParameters ()
double	phi () const
double	x0 () const
double	y0 () const
const LocVec2D &	position () const
const LocVec2D &	direction () const

Private Attributes
double	m_phi {0}
LocVec2D	m_pos {0., 0.}
LocVec2D	m_dir {0., 0.}
LocVec2D	m_loc_pos {0., 0.}

Detailed Description

Definition at line 17 of file Line.h.

Constructor & Destructor Documentation

Line() [1/5]

TrkDriftCircleMath::Line::Line ( const LocVec2D &  pos, const LocVec2D &  dir  )

inline

Constructors starting from the global parameters.

Definition at line 22 of file Line.h.

: Line{pos, std::atan2(dir.y(), dir.x())} {}

Line() [2/5]

TrkDriftCircleMath::Line::Line ( const LocVec2D &  pos, double  phi  )

inline

Definition at line 24 of file Line.h.

: m_phi{phi}, m_pos{pos} { updateLocalParameters(); }

Line() [3/5]

TrkDriftCircleMath::Line::Line ( LocVec2D &&  pos, const LocVec2D &  dir  )

inline

Definition at line 26 of file Line.h.

: Line{pos, std::atan2(dir.y(), dir.x())} {}

Line() [4/5]

TrkDriftCircleMath::Line::Line ( LocVec2D &&  pos, double  phi  )

inline

Definition at line 28 of file Line.h.

: m_phi{phi}, m_pos{pos} { updateLocalParameters(); }

Line() [5/5]

TrkDriftCircleMath::Line::Line ( double  x0, double  y0, double  phi  )

inline

Definition at line 30 of file Line.h.

: m_phi{phi}, m_loc_pos{x0, y0} { updateGlobalParameters(); }

~Line()

TrkDriftCircleMath::Line::~Line ( )

default

Member Function Documentation

direction()

const LocVec2D& TrkDriftCircleMath::Line::direction ( ) const

inline

Definition at line 66 of file Line.h.

{ return m_dir; }

phi()

double TrkDriftCircleMath::Line::phi ( ) const

inline

Definition at line 62 of file Line.h.

{ return m_phi; }

position()

const LocVec2D& TrkDriftCircleMath::Line::position ( ) const

inline

Definition at line 65 of file Line.h.

{ return m_pos; }

set() [1/3]

void TrkDriftCircleMath::Line::set ( const LocVec2D &  pos, const LocVec2D &  dir  )

inline

set methods to reduce copying of data

Definition at line 35 of file Line.h.

{ set(pos, std::atan2(dir.y(), dir.x())); }

set() [2/3]

void TrkDriftCircleMath::Line::set ( const LocVec2D &  pos, double  phi  )

inline

Definition at line 37 of file Line.h.

                                                  {
            m_phi = phi;
            m_pos = pos;
            updateLocalParameters();
        }

set() [3/3]

void TrkDriftCircleMath::Line::set ( double  x0, double  y0, double  phi  )

inline

Definition at line 43 of file Line.h.

                                                   {
            m_phi = phi;
            m_loc_pos.set(x0, y0);
            updateGlobalParameters();
        }

updateGlobalParameters()

void TrkDriftCircleMath::Line::updateGlobalParameters ( )

inline

Use symmetry cos(x) = cos(-x) & sin(x) = -sin(-x)

Definition at line 55 of file Line.h.

                                      {
            RotPhi rot{-m_phi};
            m_pos = rot * m_loc_pos;
            m_dir.set(rot.cosphi(), -rot.sinphi());
        }

updateLocalParameters()

void TrkDriftCircleMath::Line::updateLocalParameters ( )

inline

Definition at line 49 of file Line.h.

                                     {
            RotPhi rot(m_phi);
            m_dir.set(rot.cosphi(), rot.sinphi());
            m_loc_pos = (rot * m_pos);
        }

x0()

double TrkDriftCircleMath::Line::x0 ( ) const

inline

Definition at line 63 of file Line.h.

{ return m_loc_pos.x(); }

y0()

double TrkDriftCircleMath::Line::y0 ( ) const

inline

Definition at line 64 of file Line.h.

{ return m_loc_pos.y(); }

Member Data Documentation

m_dir

LocVec2D TrkDriftCircleMath::Line::m_dir {0., 0.}

private

Definition at line 71 of file Line.h.

m_loc_pos

LocVec2D TrkDriftCircleMath::Line::m_loc_pos {0., 0.}

private

Definition at line 72 of file Line.h.

m_phi

double TrkDriftCircleMath::Line::m_phi {0}

private

Definition at line 69 of file Line.h.

m_pos

LocVec2D TrkDriftCircleMath::Line::m_pos {0., 0.}

private

Definition at line 70 of file Line.h.

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

• Line.h