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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/EvtDecayAmp.hh | |
12 | // | |
13 | // Description: Baseclass for models that calculates amplitudes | |
14 | // | |
15 | // Modification history: | |
16 | // | |
17 | // DJL/RYD August 11, 1998 Module created | |
18 | // | |
19 | //------------------------------------------------------------------------ | |
20 | ||
21 | #ifndef EVTDECAYAMP_HH | |
22 | #define EVTDECAYAMP_HH | |
23 | ||
24 | #include "EvtGenBase/EvtDecayBase.hh" | |
25 | #include "EvtGenBase/EvtAmp.hh" | |
26 | ||
27 | class EvtDecayAmp : public EvtDecayBase{ | |
28 | ||
29 | public: | |
30 | ||
31 | void makeDecay(EvtParticle* p, bool recursive=true); | |
32 | inline void setWeight(double weight) {_weight=weight;} | |
33 | ||
34 | /** | |
35 | * sets the amplitudes calculated in the decay objects | |
36 | */ | |
37 | void vertex(const EvtComplex& amp){_amp2.vertex(amp);} | |
38 | ||
39 | /** | |
40 | * sets the amplitudes calculated in the decay objects | |
41 | */ | |
42 | void vertex(int i1, const EvtComplex& amp){_amp2.vertex(i1,amp);} | |
43 | ||
44 | /** | |
45 | * sets the amplitudes calculated in the decay objects | |
46 | */ | |
47 | void vertex(int i1, int i2, const EvtComplex& amp) | |
48 | {_amp2.vertex(i1,i2,amp);} | |
49 | ||
50 | ||
51 | /** | |
52 | * sets the amplitudes calculated in the decay objects | |
53 | */ | |
54 | void vertex(int i1, int i2, int i3, const EvtComplex& amp) | |
55 | {_amp2.vertex(i1,i2,i3,amp);} | |
56 | ||
57 | /** | |
58 | * sets the amplitudes calculated in the decay objects | |
59 | */ | |
60 | void vertex(int *i1, const EvtComplex& amp) | |
61 | { _amp2.vertex(i1,amp);} | |
62 | ||
63 | /** | |
64 | * Provide access to the amplitude | |
65 | */ | |
66 | const EvtAmp & amplitude() const | |
67 | { return _amp2;} | |
68 | ||
69 | ||
70 | ||
71 | ||
72 | virtual ~EvtDecayAmp() {} | |
73 | ||
74 | protected: | |
75 | EvtAmp _amp2; | |
76 | ||
77 | private: | |
78 | double _weight; | |
79 | ||
80 | ||
81 | }; | |
82 | ||
83 | ||
84 | ||
85 | #endif |