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da0e9ce3 | 1 | //-------------------------------------------------------------------------- |
2 | // | |
3 | // Environment: | |
4 | // This software is part of the EvtGen package developed jointly | |
5 | // for the BaBar and CLEO collaborations. If you use all or part | |
6 | // of it, please give an appropriate acknowledgement. | |
7 | // | |
8 | // Copyright Information: See EvtGen/COPYRIGHT | |
9 | // Copyright (C) 1998 Caltech, UCSB | |
10 | // | |
11 | // Module: EvtGen/EvtSVVHelAmp.hh | |
12 | // | |
13 | // Description: | |
14 | // | |
15 | // Modification history: | |
16 | // | |
17 | // DJL/RYD August 11, 1998 Module created | |
18 | // | |
19 | //------------------------------------------------------------------------ | |
20 | ||
21 | #ifndef EVTSVVHELAMP_HH | |
22 | #define EVTSVVHELAMP_HH | |
23 | ||
24 | #include "EvtGenBase/EvtDecayAmp.hh" | |
25 | ||
26 | //Class to handle decays of the form SCALAR -> VECTOR VECTOR | |
27 | //according the the helicity amplitudes specified by the | |
28 | //user. There are 6 arguements, orders as amplitude then | |
29 | //phase for H+, H0, and H-, in that order. | |
30 | ||
31 | class EvtAmp; | |
32 | class EvtParticle; | |
33 | class EvtId; | |
34 | ||
35 | class EvtSVVHelAmp:public EvtDecayAmp { | |
36 | ||
37 | public: | |
38 | ||
39 | EvtSVVHelAmp() {} | |
40 | virtual ~EvtSVVHelAmp(); | |
41 | ||
42 | std::string getName(); | |
43 | EvtDecayBase* clone(); | |
44 | ||
45 | void init(); | |
46 | void initProbMax(); | |
47 | ||
48 | void decay(EvtParticle *p); | |
49 | ||
50 | static void SVVHel(EvtParticle *parent,EvtAmp& amp,EvtId n_v1,EvtId n_v2, | |
51 | const EvtComplex& hp, const EvtComplex& h0, | |
52 | const EvtComplex& hm); | |
53 | ||
0ca57c2f | 54 | std::string getParamName(int i); |
55 | std::string getParamDefault(int i); | |
da0e9ce3 | 56 | }; |
57 | ||
58 | #endif |