Class Reference for E1039 Core & Analysis Software
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#include </dev/shm/kenichi/update-github-e1039-doc/e1039-core/packages/reco/ktracker/SQTrackletFitter.h>
Public Member Functions | |
SQTrackletFitter (bool KMAG_ON=true) | |
~SQTrackletFitter () | |
int | fit (Tracklet &tracklet) |
core function - fit the tracklet and return the fit status More... | |
double | getParameter (int idx) |
retrieve the fit parameter value and error More... | |
double | getParaError (int idx) |
double | getChi2 () |
retrieve the chi2 More... | |
Definition at line 10 of file SQTrackletFitter.h.
SQTrackletFitter::SQTrackletFitter | ( | bool | KMAG_ON = true | ) |
Definition at line 5 of file SQTrackletFitter.cxx.
References Tracklet::Eval(), PHFlag::get_DoubleFlag(), and recoConsts::instance().
SQTrackletFitter::~SQTrackletFitter | ( | ) |
Definition at line 27 of file SQTrackletFitter.cxx.
int SQTrackletFitter::fit | ( | Tracklet & | tracklet | ) |
core function - fit the tracklet and return the fit status
Avoid too-small error, which causes NaN in Tracklet::operator+().
Definition at line 32 of file SQTrackletFitter.cxx.
References Tracklet::chisq, Tracklet::err_invP, Tracklet::err_tx, Tracklet::err_ty, Tracklet::err_x0, Tracklet::err_y0, Tracklet::invP, Tracklet::tx, Tracklet::ty, Tracklet::x0, and Tracklet::y0.
Referenced by KalmanFastTracking::fitTracklet().
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retrieve the chi2
Definition at line 24 of file SQTrackletFitter.h.
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Definition at line 21 of file SQTrackletFitter.h.
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retrieve the fit parameter value and error
Definition at line 20 of file SQTrackletFitter.h.