FairRoot/PandaRoot
Public Member Functions | Private Attributes | List of all members
PndCATrackLinearisationVector Class Reference

#include <PndCATrackLinearisationVector.h>

Public Member Functions

 PndCATrackLinearisationVector ()
 
 PndCATrackLinearisationVector (float_v SinPhi1, float_v CosPhi1, float_v DzDs1, float_v QPt1)
 
 PndCATrackLinearisationVector (const PndCATrackParamVector &t)
 
void Set (float_v SinPhi1, float_v CosPhi1, float_v DzDs1, float_v QPt1)
 
float_v SinPhi () const
 
float_v CosPhi () const
 
float_v DzDs () const
 
float_v QPt () const
 
float_v GetSinPhi () const
 
float_v GetCosPhi () const
 
float_v GetDzDs () const
 
float_v GetQPt () const
 
void SetSinPhi (float_v v)
 
void SetCosPhi (float_v v)
 
void SetDzDs (float_v v)
 
void SetQPt (float_v v)
 

Private Attributes

float_v fSinPhi
 
float_v fCosPhi
 
float_v fDzDs
 
float_v fQPt
 

Detailed Description

PndCATrackLinearisationVector class describes the parameters which are used to linearise the transport equations for the track trajectory.

The class is used during track (re)fit, when the PndCATrackParam track is only partially fitted, and there is some apriory knowledge about trajectory. This apriory knowledge is used to linearise the transport equations.

In case the track is fully fitted, the best linearisation point is the track trajectory itself (PndCATrackLinearisationVector = PndCATrackParamVector ).

Definition at line 29 of file PndCATrackLinearisationVector.h.

Constructor & Destructor Documentation

PndCATrackLinearisationVector::PndCATrackLinearisationVector ( )
inline
PndCATrackLinearisationVector::PndCATrackLinearisationVector ( float_v  SinPhi1,
float_v  CosPhi1,
float_v  DzDs1,
float_v  QPt1 
)
inline
PndCATrackLinearisationVector::PndCATrackLinearisationVector ( const PndCATrackParamVector t)
inline

Definition at line 68 of file PndCATrackLinearisationVector.h.

References f, fCosPhi, fSinPhi, CAMath::Max(), CAMath::Min(), One, PndCATrackParamVector::SignCosPhi(), and CAMath::Sqrt().

69  : fSinPhi( t.SinPhi() ), fCosPhi( Vc::Zero ), fDzDs( t.DzDs() ), fQPt( t.QPt() )
70 {
71  fSinPhi = CAMath::Max( CAMath::Min( fSinPhi, float_v( .999f ) ), float_v( -.999f ) );
72  fCosPhi = t.SignCosPhi() * CAMath::Sqrt( float_v( Vc::One ) - fSinPhi * fSinPhi );
73 }
static T Sqrt(const T &x)
Definition: PndCAMath.h:37
static const fvec Zero
static T Min(const T &x, const T &y)
Definition: PndCAMath.h:35
TFile * f
Definition: bump_analys.C:12
static T Max(const T &x, const T &y)
Definition: PndCAMath.h:36
static const fvec One

Member Function Documentation

float_v PndCATrackLinearisationVector::CosPhi ( ) const
inline
float_v PndCATrackLinearisationVector::DzDs ( ) const
inline
float_v PndCATrackLinearisationVector::GetCosPhi ( ) const
inline

Definition at line 50 of file PndCATrackLinearisationVector.h.

References fCosPhi.

float_v PndCATrackLinearisationVector::GetDzDs ( ) const
inline

Definition at line 51 of file PndCATrackLinearisationVector.h.

References fDzDs.

float_v PndCATrackLinearisationVector::GetQPt ( ) const
inline

Definition at line 52 of file PndCATrackLinearisationVector.h.

References fQPt.

float_v PndCATrackLinearisationVector::GetSinPhi ( ) const
inline

Definition at line 49 of file PndCATrackLinearisationVector.h.

References fSinPhi.

float_v PndCATrackLinearisationVector::QPt ( ) const
inline

Definition at line 47 of file PndCATrackLinearisationVector.h.

References fQPt.

Referenced by PndCATrackParamVector::TransportToX().

void PndCATrackLinearisationVector::Set ( float_v  SinPhi1,
float_v  CosPhi1,
float_v  DzDs1,
float_v  QPt1 
)
inline

Definition at line 76 of file PndCATrackLinearisationVector.h.

References SetCosPhi(), SetDzDs(), SetQPt(), and SetSinPhi().

78 {
79  SetSinPhi( SinPhi1 );
80  SetCosPhi( CosPhi1 );
81  SetDzDs( DzDs1 );
82  SetQPt( QPt1 );
83 }
void PndCATrackLinearisationVector::SetCosPhi ( float_v  v)
inline
void PndCATrackLinearisationVector::SetDzDs ( float_v  v)
inline

Definition at line 56 of file PndCATrackLinearisationVector.h.

References fDzDs, and v.

Referenced by Set().

56 { fDzDs = v; }
__m128 v
Definition: P4_F32vec4.h:4
void PndCATrackLinearisationVector::SetQPt ( float_v  v)
inline

Definition at line 57 of file PndCATrackLinearisationVector.h.

References fQPt, and v.

Referenced by Set().

57 { fQPt = v; }
__m128 v
Definition: P4_F32vec4.h:4
void PndCATrackLinearisationVector::SetSinPhi ( float_v  v)
inline
float_v PndCATrackLinearisationVector::SinPhi ( ) const
inline

Member Data Documentation

float_v PndCATrackLinearisationVector::fCosPhi
private
float_v PndCATrackLinearisationVector::fDzDs
private

Definition at line 63 of file PndCATrackLinearisationVector.h.

Referenced by DzDs(), GetDzDs(), and SetDzDs().

float_v PndCATrackLinearisationVector::fQPt
private

Definition at line 64 of file PndCATrackLinearisationVector.h.

Referenced by GetQPt(), QPt(), and SetQPt().

float_v PndCATrackLinearisationVector::fSinPhi
private

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