Belle II Software  release-08-01-10
FitlessSegmentRelationVarSet.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/varsets/VarSet.h>
11 #include <tracking/trackFindingCDC/varsets/VarNames.h>
12 
13 #include <tracking/trackFindingCDC/utilities/Relation.h>
14 
15 namespace Belle2 {
20  namespace TrackFindingCDC {
21  class CDCSegment2D;
22 
24  constexpr
25  static char const* const fitlessSegmentRelationVarNames[] = {
26  "from_ndf",
27  "to_ndf",
28 
29  "from_chi2_over_ndf",
30  "to_chi2_over_ndf",
31 
32  "from_p_value",
33  "to_p_value",
34 
35  "abs_avg_curv",
36  "delta_curv",
37  "delta_curv_var",
38  "delta_curv_pull",
39 
40  "delta_pos_phi",
41  "delta_mom_phi",
42  "from_delta_mom_phi",
43  "to_delta_mom_phi",
44  "delta_alpha",
45 
46  "arc_length_front_offset",
47  "arc_length_back_offset",
48  "from_arc_length_total",
49  "to_arc_length_total",
50  "arc_length_gap",
51  };
52 
54  struct FitlessSegmentRelationVarNames : public VarNames<Relation<const CDCSegment2D> > {
55 
57  // we shouldn't use public member variables but we do want to rewrite all related code using setters/getters
58  // at least tell cppcheck that everything is fine
59  // cppcheck-suppress duplInheritedMember
60  static const size_t nVars = size(fitlessSegmentRelationVarNames);
61 
63  static constexpr char const* getName(int iName)
64  {
65  return fitlessSegmentRelationVarNames[iName];
66  }
67  };
68 
73  class FitlessSegmentRelationVarSet : public VarSet<FitlessSegmentRelationVarNames> {
74 
75  public:
77  bool extract(const Relation<const CDCSegment2D>* ptrSegmentRelation) override;
78  };
79  }
81 }
Class to compute floating point variables from a segment relation which can be recorded as a flat TNt...
bool extract(const Relation< const CDCSegment2D > *ptrSegmentRelation) override
Generate and assign the contained variables.
Type for two related objects.
Definition: Relation.h:21
Class that specifies the names of the variables.
Definition: VarNames.h:21
Generic class that generates some named float values from a given object.
Definition: VarSet.h:36
Abstract base class for different kinds of events.
static const size_t nVars
Number of variables to be generated.
static constexpr char const * getName(int iName)
Getter for the name at the given index.