Collaboration diagram for PESA::T2BSTrackFilterTool::TrackStatAccumulator:

Public Member Functions
	TrackStatAccumulator ()

void	update (TrackData const &seed, double beamSize)

void	update (TrackStatAccumulator const &other)

	AmgVector (4) solution() const

	AmgSymMatrix (4) trk_param

	AmgVector (4) trk_d0

Public Attributes
unsigned	lbn = 0

unsigned	trk_count = 0

double	trk_d0_sq = 0

Detailed Description

Definition at line 127 of file T2BSTrackFilterTool.h.

Constructor & Destructor Documentation

◆ TrackStatAccumulator()

T2BSTrackFilterTool::TrackStatAccumulator::TrackStatAccumulator ( )

Definition at line 84 of file T2BSTrackFilterTool.cxx.

                                                               {
     trk_param.setZero();
     trk_d0.setZero();
 }

Member Function Documentation

◆ AmgSymMatrix()

PESA::T2BSTrackFilterTool::TrackStatAccumulator::AmgSymMatrix ( 4 )

◆ AmgVector() [1/2]

PESA::T2BSTrackFilterTool::TrackStatAccumulator::AmgVector ( 4 ) const

◆ AmgVector() [2/2]

PESA::T2BSTrackFilterTool::TrackStatAccumulator::AmgVector ( 4 )

◆ update() [1/2]

void T2BSTrackFilterTool::TrackStatAccumulator::update	(	T2BSTrackFilterTool::TrackData const &	seed,
		double	beamSize
	)

Definition at line 90 of file T2BSTrackFilterTool.cxx.

                                                                                                          {
     double const sin_phi0 = std::sin(seed.phi0);
     double const cos_phi0 = std::cos(seed.phi0);
     double const param[] = { -sin_phi0, cos_phi0, -seed.z0*sin_phi0, seed.z0*cos_phi0};
     double d0_var = seed.d0_var + beamSize*beamSize;
     for (int i = 0; i < 4; ++ i) {
         for (int j = 0; j < 4; ++ j) {
             trk_param(i, j) += param[i]*param[j] / d0_var;
         }
         trk_d0(i) += seed.d0*param[i] / d0_var;
     }
     ++ trk_count;
     trk_d0_sq += seed.d0*seed.d0 / d0_var;
 }

◆ update() [2/2]

void T2BSTrackFilterTool::TrackStatAccumulator::update ( TrackStatAccumulator const & other )

Definition at line 106 of file T2BSTrackFilterTool.cxx.

                                                                                  {
     trk_count += other.trk_count;
     trk_d0_sq += other.trk_d0_sq;
     trk_param += other.trk_param;
     trk_d0 += other.trk_d0;
 }

Member Data Documentation

◆ lbn

unsigned PESA::T2BSTrackFilterTool::TrackStatAccumulator::lbn = 0

Definition at line 140 of file T2BSTrackFilterTool.h.

◆ trk_count

unsigned PESA::T2BSTrackFilterTool::TrackStatAccumulator::trk_count = 0

Definition at line 141 of file T2BSTrackFilterTool.h.

◆ trk_d0_sq

double PESA::T2BSTrackFilterTool::TrackStatAccumulator::trk_d0_sq = 0

Definition at line 142 of file T2BSTrackFilterTool.h.

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

Public Member Functions

Public Attributes