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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/EvtISGW2.hh | |
12 | // | |
13 | // Description:Implementation of the ISGW2 model | |
14 | // Class to handle semileptonic decays using the ISGW2 | |
15 | // model, as described in PRD 52 5 (1995) by | |
16 | // Isgur and Scora. Electron, muon, and tau models | |
17 | // are available. Form factors, q2 and lepton energy | |
18 | // spectra checked against code from Scora. | |
19 | // | |
20 | // Modification history: | |
21 | // | |
22 | // DJL/RYD September 25, 1996 Module created | |
23 | // | |
24 | //------------------------------------------------------------------------ | |
25 | ||
26 | #ifndef EVTISGW2_HH | |
27 | #define EVTISGW2_HH | |
28 | ||
29 | #include "EvtGenBase/EvtDecayAmp.hh" | |
30 | #include "EvtGenBase/EvtSemiLeptonicFF.hh" | |
31 | #include "EvtGenBase/EvtSemiLeptonicAmp.hh" | |
32 | ||
33 | class EvtParticle; | |
34 | ||
35 | class EvtISGW2:public EvtDecayAmp { | |
36 | ||
37 | public: | |
38 | ||
39 | EvtISGW2(); | |
40 | virtual ~EvtISGW2(); | |
41 | ||
42 | std::string getName(); | |
43 | EvtDecayBase* clone(); | |
44 | ||
45 | void decay(EvtParticle *p); | |
46 | void initProbMax(); | |
47 | void init(); | |
48 | ||
49 | private: | |
50 | EvtSemiLeptonicFF *isgw2ffmodel; | |
51 | EvtSemiLeptonicAmp *calcamp; | |
52 | }; | |
53 | ||
54 | #endif | |
55 |