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1b446896 | 1 | #ifndef ALIHBTEvent_H |
2 | #define ALIHBTEvent_H | |
3 | //This class sters HBT perticles for one event | |
4 | //more info: http://alisoft.cern.ch/people/skowron/analyzer/index.html | |
5 | ||
6 | #include <TObject.h> | |
7 | ||
8 | class AliHBTParticle; | |
9 | class TParticle; | |
10 | class AliHBTEvent: public TObject | |
11 | { | |
12 | public: | |
13 | AliHBTEvent(); | |
14 | virtual ~AliHBTEvent(); | |
15 | const static UInt_t fgkInitEventSize; //initial number of the array | |
16 | //if expanded, this size is used also | |
17 | AliHBTParticle* GetParticle(Int_t n); //gets particle | |
18 | AliHBTParticle* GetParticleSafely(Int_t n); //gets particle with index check | |
19 | ||
20 | void AddParticle(AliHBTParticle*); //adds particle to the event | |
21 | void AddParticle(TParticle*); //adds particle to the event | |
22 | void AddParticle(Int_t pdg, Double_t px, Double_t py, Double_t pz, Double_t etot, | |
23 | Double_t vx, Double_t vy, Double_t vz, Double_t time); | |
24 | ||
25 | Int_t GetNumberOfParticles() const; | |
26 | void Reset(); //deletes all entries | |
27 | protected: | |
28 | AliHBTParticle ** fParticles; //!array of pointers to the particles | |
29 | Int_t fNParticles; //!number of particles in Event | |
30 | Int_t fSize; //!current size of the array | |
31 | ||
32 | void Expand(); //expands the array if necessary | |
33 | private: | |
34 | ||
35 | public: | |
36 | ClassDef(AliHBTEvent,1) | |
37 | }; | |
38 | /**************************************************************************/ | |
39 | ||
40 | inline | |
41 | AliHBTParticle* AliHBTEvent::GetParticle(Int_t n) | |
42 | { | |
43 | //Gets particle without boundary check | |
44 | return fParticles[n]; | |
45 | } | |
46 | ||
47 | /**************************************************************************/ | |
48 | ||
49 | inline | |
50 | Int_t AliHBTEvent::GetNumberOfParticles() const | |
51 | { | |
52 | //reurns number of particles in this event | |
53 | return fNParticles; | |
54 | } | |
55 | ||
56 | #endif |