Belle II Software  release-08-01-10
BasicFacetRelationVarSet.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 CDCFacet;
22 
24  constexpr
25  static char const* const basicFacetRelationVarNames[] = {
26  "superlayer_id",
27  "from_middle_phi",
28  "to_middle_phi",
29  };
30 
32  struct BasicFacetRelationVarNames : public VarNames<Relation<const CDCFacet>> {
33 
35  // we shouldn't use public member variables but we do want to rewrite all related code using setters/getters
36  // at least tell cppcheck that everything is fine
37  // cppcheck-suppress duplInheritedMember
38  static const size_t nVars = size(basicFacetRelationVarNames);
39 
41  static constexpr char const* getName(int iName)
42  {
43  return basicFacetRelationVarNames[iName];
44  }
45  };
46 
51  class BasicFacetRelationVarSet : public VarSet<BasicFacetRelationVarNames> {
52 
53  public:
55  bool extract(const Relation<const CDCFacet>* ptrFacetRelation) final;
56  };
57  }
59 }
Class to compute floating point variables from a facet relation which can be recorded as a flat TNtup...
bool extract(const Relation< const CDCFacet > *ptrFacetRelation) 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.
Vehicle class 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.