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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/EvtPartWave.hh | |
12 | // | |
13 | // Description:Decay model for implementation of generic 2 body | |
14 | // decay specified by the partial waves amplitudes | |
15 | // | |
16 | // Modification history: | |
17 | // | |
18 | // RYD September 7, 1999 Module created | |
19 | // | |
20 | //------------------------------------------------------------------------ | |
21 | ||
22 | #ifndef EVTPARTWAVE_HH | |
23 | #define EVTPARTWAVE_HH | |
24 | ||
25 | #include "EvtGenBase/EvtDecayAmp.hh" | |
26 | #include "EvtGenBase/EvtId.hh" | |
27 | ||
28 | class EvtParticle; | |
29 | class EvtEvalHelAmp; | |
30 | ||
31 | class EvtPartWave:public EvtDecayAmp{ | |
32 | ||
33 | public: | |
34 | ||
35 | EvtPartWave() : _evalHelAmp(0) {} | |
36 | virtual ~EvtPartWave(); | |
37 | ||
38 | std::string getName(); | |
39 | EvtDecayBase* clone(); | |
40 | ||
41 | void init(); | |
42 | void initProbMax(); | |
43 | ||
44 | void decay(EvtParticle *p); | |
45 | ||
46 | ||
47 | private: | |
48 | ||
49 | void fillHelicity(int* lambda2,int n,int J2); | |
50 | ||
51 | EvtEvalHelAmp* _evalHelAmp; | |
52 | ||
53 | }; | |
54 | ||
55 | #endif | |
56 | ||
57 | ||
58 | ||
59 | ||
60 | ||
61 |