FPTracker::Particle Class Reference

#include <Particle.h>

Inheritance diagram for FPTracker::Particle:

Collaboration diagram for FPTracker::Particle:

Public Member Functions
	Particle ()
	Particle (double x, double y, double z, double px, double py, double pz)
const Point &	position () const
Point &	position ()
Point	positionRelBeam () const
const Point &	direction () const
Point &	direction ()
TransversePoint	displacement () const
void	setBeamCoordinateShift (const TransversePoint &)
void	setBeamCoordinateShift (const IBeamElement *)
double	z () const
double &	z ()
double	momentum () const
bool	isOutOfAperture () const
TransversePoint	transversePosition () const
std::string	str () const
void	updatePositionFromDisplacement (const TransversePoint &)
void	setOutOfAperture (bool out)
void	addMsg (const std::string &)

Private Attributes
Point	m_position
TransversePoint	m_beamCoordinateShift
double	m_momentum
Point	m_direction
bool	m_outOfAperture
std::string	m_msg

Detailed Description

Definition at line 19 of file ForwardDetectors/FPTracker/FPTracker/Particle.h.

Constructor & Destructor Documentation

Particle() [1/2]

FPTracker::Particle::Particle

(

)

Definition at line 13 of file FPTracker/src/Particle.cxx.

                    :
    m_position(0., 0., 0.), 
    m_momentum(0), 
    m_direction( Point(0., 0., 0.) ), 
    m_outOfAperture(false)
  {
  }

Particle() [2/2]

FPTracker::Particle::Particle	(	double	x,
		double	y,
		double	z,
		double	px,
		double	py,
		double	pz
	)

Definition at line 21 of file FPTracker/src/Particle.cxx.

                                                                                 :
    m_position(x, y, z), 
    m_momentum(std::sqrt(px*px+py*py+pz*pz)), 
    m_direction(Point(px/m_momentum, py/m_momentum, pz/m_momentum)), 
    m_outOfAperture(m_position.perp2()>FPTrackerConstants::beamPipeRadius2 ? true:false){
  }

Member Function Documentation

addMsg()

void FPTracker::Particle::addMsg ( const std::string &  msg )

virtual

Implements FPTracker::IParticle.

Definition at line 60 of file FPTracker/src/Particle.cxx.

{ m_msg += msg; }

direction() [1/2]

Point & FPTracker::Particle::direction ( )

virtual

Implements FPTracker::IParticle.

Definition at line 53 of file FPTracker/src/Particle.cxx.

{return m_direction;}

direction() [2/2]

const Point & FPTracker::Particle::direction ( ) const

virtual

Implements FPTracker::IParticle.

Definition at line 52 of file FPTracker/src/Particle.cxx.

{return m_direction;}

displacement()

TransversePoint FPTracker::Particle::displacement ( ) const

virtual

Implements FPTracker::IParticle.

Definition at line 32 of file FPTracker/src/Particle.cxx.

                                                {
    return m_position.transverse()+m_beamCoordinateShift;
  }

isOutOfAperture()

bool FPTracker::Particle::isOutOfAperture ( ) const

virtual

Implements FPTracker::IParticle.

Definition at line 57 of file FPTracker/src/Particle.cxx.

{return m_outOfAperture;}

momentum()

double FPTracker::Particle::momentum ( ) const

virtual

Implements FPTracker::IParticle.

Definition at line 56 of file FPTracker/src/Particle.cxx.

{return m_momentum;}

position() [1/2]

Point & FPTracker::Particle::position ( )

virtual

Implements FPTracker::IParticle.

Definition at line 29 of file FPTracker/src/Particle.cxx.

{ return m_position; }

position() [2/2]

const Point & FPTracker::Particle::position ( ) const

virtual

Implements FPTracker::IParticle.

Definition at line 28 of file FPTracker/src/Particle.cxx.

{ return m_position; }

positionRelBeam()

Point FPTracker::Particle::positionRelBeam ( ) const

virtual

Implements FPTracker::IParticle.

Definition at line 30 of file FPTracker/src/Particle.cxx.

{ return m_position +  m_beamCoordinateShift; }

setBeamCoordinateShift() [1/2]

void FPTracker::Particle::setBeamCoordinateShift ( const IBeamElement *  be )

virtual

Implements FPTracker::IParticle.

Definition at line 45 of file FPTracker/src/Particle.cxx.

                                                                {
    m_beamCoordinateShift = -1.*(be->position()).transverse();
  }

setBeamCoordinateShift() [2/2]

void FPTracker::Particle::setBeamCoordinateShift ( const TransversePoint &  p )

virtual

Implements FPTracker::IParticle.

Definition at line 41 of file FPTracker/src/Particle.cxx.

                                                                   {
    m_beamCoordinateShift = p;
  }

setOutOfAperture()

void FPTracker::Particle::setOutOfAperture ( bool  out )

virtual

Implements FPTracker::IParticle.

Definition at line 59 of file FPTracker/src/Particle.cxx.

{if(out){m_outOfAperture = true;}} //once out, always out

str()

std::string FPTracker::Particle::str ( ) const

virtual

Implements FPTracker::IParticle.

Definition at line 61 of file FPTracker/src/Particle.cxx.

                               {
    std::ostringstream ost;
    ost<<"Part: pos:"<<std::setprecision(4)<<std::fixed<<std::boolalpha//<<std::right
       <<" x   "<<std::setw(9)<<std::setprecision(6)<<m_position.x()
       <<" y   "<<std::setw(9)<<m_position.y()
       <<" z   "<<std::setw(7)<<std::setprecision(2)<<m_position.z()
       <<" dir "<<std::setprecision(6)
       <<" xp "<<std::setw(9)<<m_direction.x()
       <<" yp "<<std::setw(9)<<m_direction.y()
       <<" zp "<<std::setw(9)<<m_direction.z()
       << " mom: "<<std::setprecision(0)<<m_momentum
       <<" lost "<<m_outOfAperture
       <<" offx "<<std::setprecision(6)<<std::setw(9)<<m_beamCoordinateShift.x()
       <<" offy "<<std::setprecision(6)<<std::setw(9)<<m_beamCoordinateShift.y()
       <<'\n'
       <<" xrb "<<std::setw(9)<<std::setprecision(6)<<this->positionRelBeam().x()
       <<" yrb "<<std::setw(9)<<this->positionRelBeam().y()
       <<" zrb "<<std::setw(7)<<std::setprecision(2)<<this->positionRelBeam().z();
    if( not m_msg.empty() )
      {
    ost<<"\n msg " <<m_msg;
      }
    return ost.str();
  }

transversePosition()

TransversePoint FPTracker::Particle::transversePosition ( ) const

virtual

Implements FPTracker::IParticle.

Definition at line 49 of file FPTracker/src/Particle.cxx.

                                                    {
    return m_position.transverse();
  }

updatePositionFromDisplacement()

void FPTracker::Particle::updatePositionFromDisplacement ( const TransversePoint &  disp )

virtual

Implements FPTracker::IParticle.

Definition at line 36 of file FPTracker/src/Particle.cxx.

                                                                              {
     m_position[0] = disp[0] - m_beamCoordinateShift[0]; // when the disp from mag center = beam axis, part. position = 0 in global coor
    m_position[1] = disp[1] - m_beamCoordinateShift[1];
  }

z() [1/2]

double & FPTracker::Particle::z ( )

virtual

Implements FPTracker::IParticle.

Definition at line 55 of file FPTracker/src/Particle.cxx.

{return m_position[2];}

z() [2/2]

double FPTracker::Particle::z ( ) const

virtual

Implements FPTracker::IParticle.

Definition at line 54 of file FPTracker/src/Particle.cxx.

{return m_position.z();}

Member Data Documentation

m_beamCoordinateShift

TransversePoint FPTracker::Particle::m_beamCoordinateShift

private

Definition at line 54 of file ForwardDetectors/FPTracker/FPTracker/Particle.h.

m_direction

Point FPTracker::Particle::m_direction

private

Definition at line 56 of file ForwardDetectors/FPTracker/FPTracker/Particle.h.

m_momentum

double FPTracker::Particle::m_momentum

private

Definition at line 55 of file ForwardDetectors/FPTracker/FPTracker/Particle.h.

m_msg

std::string FPTracker::Particle::m_msg

private

Definition at line 59 of file ForwardDetectors/FPTracker/FPTracker/Particle.h.

m_outOfAperture

bool FPTracker::Particle::m_outOfAperture

private

Definition at line 57 of file ForwardDetectors/FPTracker/FPTracker/Particle.h.

m_position

Point FPTracker::Particle::m_position

private

Definition at line 51 of file ForwardDetectors/FPTracker/FPTracker/Particle.h.

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

• ForwardDetectors/FPTracker/FPTracker/Particle.h
• FPTracker/src/Particle.cxx