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5c7ef659 | 1 | #ifndef ALIGENV0INFO_H |
2 | #define ALIGENV0INFO_H | |
3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
6 | ||
7 | ||
8 | ////////////////////////////////////////////////////////////////////////////// | |
9 | // Class AliGenV0Info // | |
10 | // collect together MC info for comparison purposes - effieciency studies and so on// // | |
11 | // marian.ivanov@cern.ch // | |
12 | ////////////////////////////////////////////////////////////////////////////// | |
13 | ||
14 | ||
15 | ||
5c7ef659 | 16 | #include <TParticle.h> |
17 | #include "AliMCInfo.h" | |
18 | ||
19 | class TFile; | |
20 | class AliRunLoader; | |
21 | class AliStack; | |
22 | class AliTPCParam; | |
23 | ||
24 | ||
25 | ||
26 | ||
27 | class AliGenV0Info: public TObject { | |
28 | public: | |
29 | AliGenV0Info(); // | |
30 | void Update(Float_t vertex[3]); | |
31 | AliMCInfo & GetPlus() {return fMCd;} | |
32 | AliMCInfo & GetMinus() {return fMCm;} | |
f16481f0 | 33 | TParticle & GetMother() {return fMotherP;} |
5c7ef659 | 34 | Double_t GetMCDist1() const { return fMCDist1;} |
35 | Double_t GetMCDist2() const {return fMCDist2;} | |
36 | const Double_t* GetMCPdr() const {return fMCPdr;} | |
37 | const Double_t* GetMCPd() const {return fMCPd;} | |
38 | const Double_t* GetMCX() const {return fMCX;} | |
5c7ef659 | 39 | void SetInfoP(AliMCInfo &plus) {fMCd=plus;} |
40 | void SetInfoM(AliMCInfo &minus){fMCm=minus;} | |
41 | void SetMother(TParticle&mother){fMotherP=mother;} | |
42 | private: | |
43 | AliMCInfo fMCd; //info about daughter particle - second particle for V0 | |
44 | AliMCInfo fMCm; //info about mother particle - first particle for V0 | |
45 | TParticle fMotherP; //particle info about mother particle | |
46 | Double_t fMCDist1; //info about closest distance according closest MC - linear DCA | |
47 | Double_t fMCDist2; //info about closest distance parabolic DCA | |
48 | // | |
49 | Double_t fMCPdr[3]; //momentum at vertex daughter - according approx at DCA | |
50 | Double_t fMCPd[4]; //exact momentum from MC info | |
51 | Double_t fMCX[3]; //exact position of the vertex | |
52 | Double_t fMCXr[3]; //rec. position according helix | |
53 | // | |
54 | Double_t fMCPm[3]; //momentum at the vertex mother | |
55 | Double_t fMCAngle[3]; //three angels | |
56 | Double_t fMCRr; // rec position of the vertex | |
57 | Double_t fMCR; //exact r position of the vertex | |
58 | Int_t fPdg[2]; //pdg code of mother and daugter particles | |
59 | Int_t fLab[2]; //MC label of the partecle | |
60 | // | |
61 | Double_t fInvMass; //reconstructed invariant mass - | |
62 | Float_t fPointAngleFi; //point angle fi | |
63 | Float_t fPointAngleTh; //point angle theta | |
64 | Float_t fPointAngle; //point angle full | |
65 | // | |
66 | ClassDef(AliGenV0Info,1) // container for | |
67 | }; | |
68 | ||
69 | ||
70 | ||
71 | #endif |