Belle II Software  release-05-02-19
BasicFacetVarSet.h
1 /**************************************************************************
2  * BASF2 (Belle Analysis Framework 2) *
3  * Copyright(C) 2015 - Belle II Collaboration *
4  * *
5  * Author: The Belle II Collaboration *
6  * Contributors: Oliver Frost *
7  * *
8  * This software is provided "as is" without any warranty. *
9  **************************************************************************/
10 #pragma once
11 
12 #include <tracking/trackFindingCDC/varsets/VarSet.h>
13 #include <tracking/trackFindingCDC/varsets/VarNames.h>
14 
15 namespace Belle2 {
20  namespace TrackFindingCDC {
21  class CDCFacet;
22 
24  constexpr
25  static char const* const basicFacetVarNames[] = {
26  "superlayer_id",
27 
28  // "start_layer_id",
29  "start_drift_length",
30  "start_drift_length_sigma",
31 
32  // "middle_layer_id",
33  "middle_drift_length",
34  "middle_drift_length_sigma",
35 
36  // "end_layer_id",
37  "end_drift_length",
38  "end_drift_length_sigma",
39 
40  "oclock_delta",
41  "twist",
42  "cell_extend",
43  "n_crossing",
44 
45  "alpha",
46  };
47 
49  struct BasicFacetVarNames : public VarNames<const CDCFacet> {
50 
52  static const size_t nVars = size(basicFacetVarNames);
53 
55  static constexpr char const* getName(int iName)
56  {
57  return basicFacetVarNames[iName];
58  }
59  };
60 
65  class BasicFacetVarSet : public VarSet<BasicFacetVarNames> {
66 
67  public:
69  bool extract(const CDCFacet* ptrFacet) final;
70  };
71  }
73 }
Belle2::TrackFindingCDC::BasicFacetVarNames::nVars
static const size_t nVars
Number of variables to be generated.
Definition: BasicFacetVarSet.h:60
Belle2
Abstract base class for different kinds of events.
Definition: MillepedeAlgorithm.h:19
Belle2::TrackFindingCDC::BasicFacetVarSet
Class to compute floating point variables from a facet which can be recorded as a flat TNtuple or ser...
Definition: BasicFacetVarSet.h:73
Belle2::TrackFindingCDC::BasicFacetVarSet::extract
bool extract(const CDCFacet *ptrFacet) final
Generate and assign the contained variables.
Definition: BasicFacetVarSet.cc:17
Belle2::TrackFindingCDC::CDCFacet
Class representing a triple of neighboring oriented wire with additional trajectory information.
Definition: CDCFacet.h:42
Belle2::TrackFindingCDC::VarSet
Generic class that generates some named float values from a given object.
Definition: VarSet.h:46
Belle2::TrackFindingCDC::BasicFacetVarNames::getName
static constexpr char const * getName(int iName)
Getter for the name at the given index.
Definition: BasicFacetVarSet.h:63