Belle II Software development
SimpleAxialSegmentPairFilter.h
1/**************************************************************************
2 * basf2 (Belle II Analysis Software Framework) *
3 * Author: The Belle II Collaboration *
4 * *
5 * See git log for contributors and copyright holders. *
6 * This file is licensed under LGPL-3.0, see LICENSE.md. *
7 **************************************************************************/
8#pragma once
9
10#include <tracking/trackFindingCDC/filters/axialSegmentPair/BaseAxialSegmentPairFilter.h>
11
12#include <tracking/trackFindingCDC/fitting/CDCRiemannFitter.h>
13
14namespace Belle2 {
19 namespace TrackingUtilities {
20 using CDCAxialSegment2D = class CDCSegment2D;
21 }
22 namespace TrackFindingCDC {
23
25 class SimpleAxialSegmentPairFilter : public BaseAxialSegmentPairFilter {
26
27 public:
30
32 TrackingUtilities::Weight operator()(const TrackingUtilities::CDCAxialSegmentPair& axialSegmentPair) final;
33
34 public:
36 const TrackingUtilities::CDCTrajectory2D& getFittedTrajectory2D(const TrackingUtilities::CDCAxialSegment2D& segment) const;
37
40 const;
41
44 { return m_riemannFitter; }
45
46 private:
49 };
50 }
52}
Class implementing the Riemann fit for two dimensional trajectory circle.
const CDCRiemannFitter & getRiemannFitter() const
Returns the xy fitter instance that is used by this filter.
const TrackingUtilities::CDCTrajectory2D & getFittedTrajectory2D(const TrackingUtilities::CDCAxialSegment2D &segment) const
Returns the trajectory of the axial segment. Also fits it if necessary.
CDCRiemannFitter m_riemannFitter
Memory of the Riemann fitter for the circle fits.
TrackingUtilities::Weight operator()(const TrackingUtilities::CDCAxialSegmentPair &axialSegmentPair) final
Checks if a pair of axial segments is a good combination.
Class representing a pair of reconstructed axial segments in adjacent superlayer.
A reconstructed sequence of two dimensional hits in one super layer.
Particle trajectory as it is seen in xy projection represented as a circle.
Abstract base class for different kinds of events.