CDCSZFitter Class Reference

Class implementing the z coordinate over travel distance line fit. More...

#include <CDCSZFitter.h>

Public Member Functions
CDCTrajectorySZ	fitWithStereoHits (const CDCTrack &track) const
	Returns the fitted sz trajectory of the track with the z-information of all stereo hits of the number of stereo hits is big enough. More...
CDCTrajectorySZ	fit (const CDCSegment2D &stereoSegment, const CDCTrajectory2D &axialTrajectory2D) const
	Returns a fitted trajectory.
CDCTrajectorySZ	fit (const CDCSegment3D &segment3D) const
	Fits a linear sz trajectory to the z and s coordinates in the stereo segment.
CDCTrajectorySZ	fit (CDCSZObservations observationsSZ) const
	Fits a linear sz trajectory to the s and z coordinates given in the observations.
CDCTrajectorySZ	fit (const CDCObservations2D &observations2D) const
	Legacy - Fits a linear sz trajectory to the x and y coordinates interpreted as sz space.
void	update (const CDCSegmentPair &segmentPair) const
	Updates the trajectory of the axial stereo segment pair inplace.
void	update (CDCTrajectorySZ &trajectorySZ, const CDCSegment2D &stereoSegment, const CDCTrajectory2D &axialTrajectory2D) const
	Update the given sz trajectory reconstructing the stereo segment with a near by axial segment.
void	update (CDCTrajectorySZ &trajectorySZ, CDCSZObservations &observationsSZ) const
	Update the trajectory with a fit to the observations.

Static Public Member Functions
static const CDCSZFitter &	getFitter ()
	Getter for a standard sz line fitter instance.

Detailed Description

Class implementing the z coordinate over travel distance line fit.

Definition at line 37 of file CDCSZFitter.h.

Member Function Documentation

fitWithStereoHits()

CDCTrajectorySZ fitWithStereoHits

(

const CDCTrack &

track

)

const

Returns the fitted sz trajectory of the track with the z-information of all stereo hits of the number of stereo hits is big enough.

Else return the basic assumption.

Definition at line 127 of file CDCSZFitter.cc.

{
  const bool onlyStereo = true;
  CDCSZObservations observationsSZ(EFitVariance::c_Proper, onlyStereo);
  observationsSZ.appendRange(track);
  if (observationsSZ.size() > 3) {
    CDCTrajectorySZ szTrajectory;
    update(szTrajectory, observationsSZ);
    return szTrajectory;
  } else {
    return CDCTrajectorySZ::basicAssumption();
  }
}

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

• tracking/trackFindingCDC/fitting/include/CDCSZFitter.h
• tracking/trackFindingCDC/fitting/src/CDCSZFitter.cc