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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/EvtTauHadnu.hh | |
12 | // | |
13 | // Description: | |
14 | // | |
15 | // Modification history: | |
16 | // | |
17 | // Lange Oct 26, 2002 Created | |
18 | // | |
19 | //------------------------------------------------------------------------ | |
20 | ||
21 | #ifndef EVTTAUHADNUKS_HH | |
22 | #define EVTTAUHADNUKS_HH | |
23 | ||
24 | #include "EvtGenBase/EvtDecayAmp.hh" | |
25 | ||
26 | class EvtParticle; | |
27 | ||
28 | class EvtTauHadnu : public EvtDecayAmp { | |
29 | ||
30 | public: | |
31 | ||
32 | EvtTauHadnu() {} | |
33 | virtual ~EvtTauHadnu(); | |
34 | ||
35 | std::string getName(); | |
36 | EvtDecayBase* clone(); | |
37 | ||
38 | void initProbMax(); | |
39 | void init(); | |
40 | void decay(EvtParticle *p); | |
41 | ||
42 | private: | |
43 | double _beta; | |
44 | double _mRho; | |
45 | double _gammaRho; | |
46 | double _mRhopr; | |
47 | double _gammaRhopr; | |
48 | double _mA1; | |
49 | double _gammaA1; | |
50 | ||
51 | double gFunc(double m2,int dupD); | |
52 | EvtComplex Fpi( double s, double xm1, double xm2 ); | |
53 | EvtComplex BW( double s, double m, double gamma, double xm1, double xm2 ); | |
54 | ||
55 | }; | |
56 | ||
57 | #endif |