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0da241a9 | 1 | #ifndef ALIFEMTOK0EVENTCOLLECTION_H |
2 | #define ALIFEMTOK0EVENTCOLLECTION_H | |
3 | // | |
4 | //Class AliFemtoK0Particle, AliFemtoK0Event, AliFemtoK0EventCollection | |
5 | // | |
6 | //AliFemtoK0Particle, AliFemtoK0Event, AliFemtoK0EventCollection | |
7 | //authors: | |
8 | // Dhevan Gangadharan (dhevan.raja.gangadharan@cern.ch) | |
9 | // Matthew Steinpreis (matthew.steinpreis@cern.ch) | |
10 | // | |
11 | ||
12 | ||
13 | #include <iostream> | |
14 | #include <string> | |
15 | #include "TH1.h" | |
16 | #include "TH2.h" | |
17 | #include "TH3.h" | |
18 | #include "TBits.h" | |
19 | #include "TObject.h" | |
20 | #include "TVector2.h" | |
21 | #include "AliESDtrack.h" | |
22 | ||
23 | using namespace std; | |
24 | ||
25 | class AliFemtoK0Particle // Reconstructed K0s parameters needed for correlations | |
26 | { | |
27 | public: | |
28 | ||
29 | AliFemtoK0Particle(); | |
30 | virtual ~AliFemtoK0Particle(); | |
31 | AliFemtoK0Particle(const AliFemtoK0Particle &obj); | |
32 | AliFemtoK0Particle &operator=(const AliFemtoK0Particle &obj); | |
33 | ||
34 | double fMomentum[3]; //v0 momentum | |
35 | double fPt; //v0 transverse momentum | |
36 | double fMass; //v0 reconstructed mass | |
37 | short fDaughterID1; //Daughter (pion) AODtrack ID | |
38 | short fDaughterID2; //Daughter (pion) AODtrack ID | |
39 | bool fK0; //if v0 has "good" K0 mass | |
40 | ||
41 | //for separation | |
42 | double fXPos[3]; //Positive daughter position | |
43 | double fXNeg[3]; //Negative daughter position | |
44 | double fPPos[3]; //Positive daughter momentum | |
45 | double fPNeg[3]; //negative daughter momentum | |
46 | double fCovPos[21]; //positive daughter coverity matrix | |
47 | double fCovNeg[21]; //negative daughter coverity matrix | |
48 | ||
49 | ClassDef(AliFemtoK0Particle, 1); | |
50 | }; | |
51 | ||
52 | class AliFemtoK0Event // like particle_event | |
53 | { | |
54 | public: | |
55 | ||
56 | AliFemtoK0Event(); | |
57 | virtual ~AliFemtoK0Event(); | |
58 | AliFemtoK0Event(const AliFemtoK0Event &obj); | |
59 | AliFemtoK0Event &operator=(const AliFemtoK0Event &obj); | |
60 | ||
61 | int fFillStatus; //tells AliFemtoK0EventCollection to add event | |
62 | int fNumV0s; //number of collected v0s in event | |
63 | AliFemtoK0Particle *fK0Particle; //class for K0 parameters needed for CF | |
64 | ||
65 | ClassDef(AliFemtoK0Event, 1); | |
66 | }; | |
67 | ||
68 | class AliFemtoK0EventCollection | |
69 | { | |
70 | public: | |
71 | AliFemtoK0EventCollection(); | |
72 | AliFemtoK0EventCollection(short,int); | |
73 | virtual ~AliFemtoK0EventCollection(); | |
74 | AliFemtoK0EventCollection(const AliFemtoK0EventCollection &obj); | |
75 | AliFemtoK0EventCollection &operator=(const AliFemtoK0EventCollection &obj); | |
76 | ||
77 | short fBufferSize; //Size of the Event Storage buffer | |
78 | int fLimit; //Max number of tracks | |
79 | AliFemtoK0Event *fEvt; //event class | |
80 | ||
81 | void FIFOShift(); //remove/add event (first in, first out) | |
82 | void SetBufferSize(short a){fBufferSize = a;} //set size of event buffer | |
83 | ||
84 | ClassDef(AliFemtoK0EventCollection, 1); | |
85 | }; | |
86 | #endif | |
87 |