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GenParticle_p3.h
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1 
3 /*
4  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
5 */
6 
7 // GenParticle_p3.h
8 // Header file for class GenParticle_p3
9 // Author: S.Binet<binet@cern.ch>
11 #ifndef GENERATOROBJECTSTPCNV_GENPARTICLE_P3_H
12 #define GENERATOROBJECTSTPCNV_GENPARTICLE_P3_H
13 
14 // STL includes
15 #include <vector>
16 #include <utility> //> for std::pair
17 
18 // Forward declaration
20 
22 {
23  // Make the AthenaPoolCnv class our friend
25 
27  // Public methods:
29  public:
30 
34 
37  GenParticle_p3( const double px, const double py, const double pz,
38  const double mass, const int pdgId,
39  const int status,
40  const std::size_t flowSize,
41  const double thetaPolarization,
42  const double phiPolarization,
43  const int prodVtx,
44  const int endVtx,
45  const int barcode,
46  const short recoMethod );
47 
49  // Const methods:
51 
53  // Non-const methods:
55 
57  // Protected data:
59  protected:
60 
63  float m_px;
64 
67  float m_py;
68 
71  float m_pz;
72 
75  float m_m;
76 
79  int m_pdgId;
80 
83  int m_status;
84 
87  std::vector< std::pair<int, int> > m_flow;
88 
91  //std::pair<double, double> m_polarization;
92 
96 
100 
105 
109  int m_endVtx;
110 
115 
125 };
126 
130 
132  m_px ( 0 ),
133  m_py ( 0 ),
134  m_pz ( 0 ),
135  m_m ( 0 ),
136  m_pdgId ( 0 ),
137  m_status ( 0 ),
138  m_flow ( 0 ),
139  m_thetaPolarization ( 0. ),
140  m_phiPolarization ( 0. ),
141  m_prodVtx ( 0 ),
142  m_endVtx ( 0 ),
143  m_barcode ( 0 ),
144  m_recoMethod ( 0 )
145 {}
146 
147 inline GenParticle_p3::GenParticle_p3( const double px,
148  const double py,
149  const double pz,
150  const double m,
151  const int pdgId,
152  const int status,
153  const std::size_t flowSize,
154  const double thetaPolarization,
155  const double phiPolarization,
156  const int prodVtx,
157  const int endVtx,
158  const int barcode,
159  const short recoMethod ):
160  m_px ( px ),
161  m_py ( py ),
162  m_pz ( pz ),
163  m_m ( m ),
164  m_pdgId ( pdgId ),
165  m_status ( status ),
166  m_flow ( flowSize ),
167  m_thetaPolarization ( thetaPolarization ),
168  m_phiPolarization ( phiPolarization ),
169  m_prodVtx ( prodVtx ),
170  m_endVtx ( endVtx ),
171  m_barcode ( barcode ),
172  m_recoMethod ( recoMethod )
173 {}
174 
175 #endif //> GENERATOROBJECTSTPCNV_GENPARTICLE_P3_H
McEventCollectionCnv_p3
Definition: McEventCollectionCnv_p3.h:47
GenParticle_p3::m_status
int m_status
Status of this particle, as defined for HEPEVT.
Definition: GenParticle_p3.h:83
GenParticle_p3::m_phiPolarization
float m_phiPolarization
phi polarization
Definition: GenParticle_p3.h:99
test_pyathena.px
px
Definition: test_pyathena.py:18
python.SystemOfUnits.m
int m
Definition: SystemOfUnits.py:91
Base_Fragment.mass
mass
Definition: Sherpa_i/share/common/Base_Fragment.py:59
GenParticle_p3::m_pz
float m_pz
z-component of the 4-momentum of this particle
Definition: GenParticle_p3.h:71
GenParticle_p3::m_pdgId
int m_pdgId
identity of this particle, according to the Particle Data Group notation
Definition: GenParticle_p3.h:79
GenParticle_p3::GenParticle_p3
GenParticle_p3()
Default constructor:
Definition: GenParticle_p3.h:131
GenParticle_p3::m_thetaPolarization
float m_thetaPolarization
polarization
Definition: GenParticle_p3.h:95
GenParticle_p3::m_barcode
int m_barcode
barcode of this particles (uniquely identifying this particle within a given GenEvent)
Definition: GenParticle_p3.h:114
GenParticle_p3::m_prodVtx
int m_prodVtx
Barcode of the production vertex of this particle.
Definition: GenParticle_p3.h:104
GenParticle_p3::m_flow
std::vector< std::pair< int, int > > m_flow
Flow for this particle.
Definition: GenParticle_p3.h:87
GenParticle_p3::m_px
float m_px
x-component of the 4-momentum of this particle
Definition: GenParticle_p3.h:63
HepMC::barcode
int barcode(const T *p)
Definition: Barcode.h:16
Amg::pz
@ pz
Definition: GeoPrimitives.h:40
GenParticle_p3::m_recoMethod
short m_recoMethod
switch to know which method to chose to better recover the original HepLorentzVector.
Definition: GenParticle_p3.h:124
Amg::py
@ py
Definition: GeoPrimitives.h:39
GenParticle_p3::m_endVtx
int m_endVtx
Barcode of the decay vertex of this particle.
Definition: GenParticle_p3.h:109
GenParticle_p3
Definition: GenParticle_p3.h:22
merge.status
status
Definition: merge.py:17
GenParticle_p3::m_py
float m_py
y-component of the 4-momentum of this particle
Definition: GenParticle_p3.h:67
GenParticle_p3::m_m
float m_m
m-component of the 4-momentum of this particle
Definition: GenParticle_p3.h:75