EvtGen 2.2.0
Monte Carlo generator of particle decays, in particular the weak decays of heavy flavour particles such as B mesons.
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EvtSpinType.cpp
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1
2/***********************************************************************
3* Copyright 1998-2020 CERN for the benefit of the EvtGen authors *
4* *
5* This file is part of EvtGen. *
6* *
7* EvtGen is free software: you can redistribute it and/or modify *
8* it under the terms of the GNU General Public License as published by *
9* the Free Software Foundation, either version 3 of the License, or *
10* (at your option) any later version. *
11* *
12* EvtGen is distributed in the hope that it will be useful, *
13* but WITHOUT ANY WARRANTY; without even the implied warranty of *
14* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
15* GNU General Public License for more details. *
16* *
17* You should have received a copy of the GNU General Public License *
18* along with EvtGen. If not, see <https://www.gnu.org/licenses/>. *
19***********************************************************************/
20
22
24
26{
27 switch ( stype ) {
28 case SCALAR:
29 case STRING:
30 return 0;
31 case DIRAC:
32 case NEUTRINO:
33 return 1;
34 case VECTOR:
35 case PHOTON:
36 return 2;
37 case RARITASCHWINGER:
38 return 3;
39 case TENSOR:
40 return 4;
41 case SPIN5HALF:
42 return 5;
43 case SPIN3:
44 return 6;
45 case SPIN7HALF:
46 return 7;
47 case SPIN4:
48 return 8;
49 default:
50 EvtGenReport( EVTGEN_ERROR, "EvtGen" )
51 << "Unknown spintype in EvtSpinType!" << std::endl;
52 return 0;
53 }
54}
55
57{
58 switch ( stype ) {
59 case SCALAR:
60 case STRING:
61 case NEUTRINO:
62 return 1;
63 case DIRAC:
64 case PHOTON:
65 return 2;
66 case VECTOR:
67 return 3;
68 case RARITASCHWINGER:
69 return 4;
70 case TENSOR:
71 return 5;
72 case SPIN5HALF:
73 return 6;
74 case SPIN3:
75 return 7;
76 case SPIN7HALF:
77 return 8;
78 case SPIN4:
79 return 9;
80 default:
81 EvtGenReport( EVTGEN_ERROR, "EvtGen" )
82 << "Unknown spintype in EvtSpinType!" << std::endl;
83 return 0;
84 }
85}
std::ostream & EvtGenReport(EvtGenSeverity severity, const char *facility=nullptr)
Definition EvtReport.cpp:32
@ EVTGEN_ERROR
Definition EvtReport.hh:49
static int getSpin2(spintype stype)
static int getSpinStates(spintype stype)