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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 | |
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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;} |
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33 | TParticle & GetMother() {return fMotherP;} |
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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;} |
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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 |
git://git.uio.no / u / mrichter / AliRoot.git / blame