Belle II Software development
HitGapTrackRelationVarSet.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
15namespace Belle2 {
20 namespace TrackFindingCDC {
21 class CDCTrack;
22
24 constexpr
25 static char const* const hitGapTrackRelationVarNames[] = {
26 "delta_hit_pos_phi",
27 "delta_hit_mom_phi",
28 "delta_hit_alpha",
29
30 "delta_hit_z",
31 "hit_distance",
32 "hit_long_distance",
33 "delta_hit_distance",
34
35 "from_hit_forward",
36 "to_hit_forward",
37 "hit_forward",
38 "hit_ptolemy",
39 };
40
42 struct HitGapTrackRelationVarNames : public VarNames<Relation<const CDCTrack> > {
43
45 // we shouldn't use public member variables but we do want to rewrite all related code using setters/getters
46 // at least tell cppcheck that everything is fine
47 // cppcheck-suppress duplInheritedMember
48 static const size_t nVars = size(hitGapTrackRelationVarNames);
49
51 static constexpr char const* getName(int iName)
52 {
53 return hitGapTrackRelationVarNames[iName];
54 }
55 };
56
61 class HitGapTrackRelationVarSet : public VarSet<HitGapTrackRelationVarNames> {
62
63 public:
65 bool extract(const Relation<const CDCTrack>* ptrTrackRelation) final;
66 };
67 }
69}
Class to compute floating point variables from a track relation which can be recorded as a flat TNtup...
bool extract(const Relation< const CDCTrack > *ptrTrackRelation) final
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.
Class vehicle to transport the variable names.
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.