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c37c6481 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * See cxx source for full Copyright notice * | |
4 | **************************************************************************/ | |
5 | ||
6 | //------------------------------------------------------------------------- | |
7 | // Class AliRsnDaughterCutPair | |
8 | // | |
9 | // Implementation of various cut which can be applied | |
10 | // during resonance analysis. | |
11 | // First is the virtual base class. | |
12 | // | |
13 | // author: A. Pulvirenti (email: alberto.pulvirenti@ct.infn.it) | |
14 | //------------------------------------------------------------------------- | |
15 | ||
16 | #ifndef ALIRSNDAUGHTERCUTPAIR_H | |
17 | #define ALIRSNDAUGHTERCUTPAIR_H | |
18 | ||
19 | class AliRsnDaughter; | |
20 | ||
21 | class AliRsnDaughterCutPair : public TObject | |
22 | { | |
23 | public: | |
24 | AliRsnDaughterCutPair() {} | |
25 | virtual ~AliRsnDaughterCutPair() {} | |
26 | virtual Bool_t Pass(AliRsnDaughter *track1, AliRsnDaughter *track2) const; | |
27 | private: | |
28 | ClassDef(AliRsnDaughterCutPair,1) | |
29 | }; | |
30 | // | |
31 | //------------------------------------------------------------------------- | |
32 | // | |
33 | class AliRsnDaughterCutPairPt : public AliRsnDaughterCutPair | |
34 | { | |
35 | public: | |
36 | AliRsnDaughterCutPairPt(Double_t min, Double_t max) : fPtMin(min),fPtMax(max) {} | |
37 | virtual ~AliRsnDaughterCutPairPt() {} | |
38 | virtual Bool_t Pass(AliRsnDaughter *track1, AliRsnDaughter *track2) const; | |
39 | protected: | |
40 | Double_t fPtMin; // smallest allowed Pt | |
41 | Double_t fPtMax; // largest allowed Pt | |
42 | ||
43 | ClassDef(AliRsnDaughterCutPairPt,1) | |
44 | }; | |
45 | // | |
46 | //------------------------------------------------------------------------- | |
47 | // | |
48 | class AliRsnDaughterCutPairArmenteros : public AliRsnDaughterCutPair | |
49 | { | |
50 | public: | |
51 | AliRsnDaughterCutPairArmenteros(Double_t qMin, Double_t qMax, Double_t aMin, Double_t aMax) | |
52 | : fQtMin(qMin),fQtMax(qMax),fAlphaMin(aMin),fAlphaMax(aMax) {} | |
53 | virtual ~AliRsnDaughterCutPairArmenteros() {} | |
54 | virtual Bool_t Pass(AliRsnDaughter *track1, AliRsnDaughter *track2) const; | |
55 | void Compute(AliRsnDaughter *track1, AliRsnDaughter *track2, Double_t &qt, Double_t &alpha) const; | |
56 | private: | |
57 | Double_t fQtMin; // minimum Qt | |
58 | Double_t fQtMax; // minimum Qt | |
59 | Double_t fAlphaMin; // minimum alpha | |
60 | Double_t fAlphaMax; // minimum alpha | |
61 | ||
62 | ClassDef(AliRsnDaughterCutPairArmenteros,1) | |
63 | }; | |
64 | ||
65 | #endif |