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1 | #ifndef ALIGENINFOMAKER_H |
| 2 | #define ALIGENINFOMAKER_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 AliGenInfo // |
| 10 | // collect together MC info for comparison purposes - effieciency studies and so on// // |
| 11 | // marian.ivanov@cern.ch // |
| 12 | ////////////////////////////////////////////////////////////////////////////// |
| 13 | |
| 14 | |
| 15 | |
| 16 | //////////////////////////////////////////////////////////////////////// |
| 17 | // |
| 18 | // Start of implementation of the class AliTPCdigitRow |
| 19 | // |
| 20 | //////////////////////////////////////////////////////////////////////// |
| 21 | |
| 22 | #include <TParticle.h> |
| 23 | #include "AliTrackReference.h" |
| 24 | |
| 25 | class TFile; |
| 26 | class AliRunLoader; |
| 27 | class AliStack; |
| 28 | class AliTPCParam; |
| 29 | |
| 30 | |
| 31 | //////////////////////////////////////////////////////////////////////// |
| 32 | // |
| 33 | // Start of implementation of the class AliGenInfoMaker |
| 34 | // |
| 35 | //////////////////////////////////////////////////////////////////////// |
| 36 | |
| 37 | class AliGenInfoMaker { |
| 38 | |
| 39 | public: |
| 40 | AliGenInfoMaker(); |
| 41 | AliGenInfoMaker(const char * fnGalice, const char* fnRes ="genTracks.root", |
| 42 | Int_t nEvents=1, Int_t firstEvent=0); |
| 43 | virtual ~AliGenInfoMaker(); |
| 44 | Int_t Exec(); |
| 45 | Int_t Exec(Int_t nEvents, Int_t firstEventNr); |
| 46 | void CreateTreeGenTracks(); |
| 47 | void CloseOutputFile(); |
| 48 | Int_t TreeKLoop(); |
| 49 | Int_t TreeTRLoop(); |
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50 | Int_t TreeTRLoopNew(); |
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51 | Int_t TreeDLoop(); |
| 52 | Int_t BuildKinkInfo(); // build information about MC kinks |
| 53 | Int_t BuildV0Info(); // build information about MC kinks |
| 54 | Int_t BuildHitLines(); // build information about MC kinks |
| 55 | void SetFirstEventNr(Int_t i) {fFirstEventNr = i;} |
| 56 | void SetNEvents(Int_t i) {fNEvents = i;} |
| 57 | void SetDebug(Int_t level) {fDebug = level;} |
| 58 | Int_t SetIO(Int_t eventNr); |
| 59 | Int_t CloseIOEvent(); |
| 60 | Int_t CloseIO(); |
| 61 | Int_t SetIO(); |
| 62 | Float_t TR2LocalX(AliTrackReference *trackRef, |
| 63 | AliTPCParam *paramTPC) const; |
| 64 | AliMCInfo * GetInfo(UInt_t i) const {return (i<fNParticles)? fGenInfo[i]:0;} |
| 65 | AliMCInfo * MakeInfo(UInt_t i); |
| 66 | |
| 67 | private: |
| 68 | AliTPCParam * GetTPCParam(); |
| 69 | Float_t TPCBetheBloch(Float_t bg); |
| 70 | Int_t fDebug; //! debug flag |
| 71 | Int_t fEventNr; //! current event number |
| 72 | Int_t fLabel; //! track label |
| 73 | Int_t fNEvents; //! number of events to process |
| 74 | Int_t fFirstEventNr; //! first event to process |
| 75 | UInt_t fNParticles; //! number of particles in TreeK |
| 76 | TTree *fTreeGenTracks; //! output tree with generated tracks |
| 77 | TTree *fTreeKinks; //! output tree with Kinks |
| 78 | TTree *fTreeV0; //! output tree with V0 |
| 79 | TTree *fTreeHitLines; //! tree with hit lines |
| 80 | char fFnRes[1000]; //! output file name with stored tracks |
| 81 | TFile *fFileGenTracks; //! output file with stored fTreeGenTracks |
| 82 | // |
| 83 | AliRunLoader * fLoader; //! pointer to the run loader |
| 84 | TTree * fTreeD; //! current tree with digits |
| 85 | TTree * fTreeTR; //! current tree with TR |
| 86 | AliStack *fStack; //! current stack |
| 87 | // |
| 88 | AliMCInfo ** fGenInfo; //! array with pointers to gen info |
| 89 | Int_t fNInfos; //! number of tracks with infos |
| 90 | // |
| 91 | AliTPCParam* fParamTPC; //! AliTPCParam |
| 92 | Float_t fVPrim[3]; //! primary vertex position |
| 93 | // the fVDist[3] contains size of the 3-vector |
| 94 | // cuts |
| 95 | // |
| 96 | Double_t fTPCPtCut; // do not store particles with generated pT less than this |
| 97 | Double_t fITSPtCut; // do not store particles with generated pT less than this |
| 98 | Double_t fTRDPtCut; // do not store particles with generated pT less than this |
| 99 | Double_t fTOFPtCut; // do not store particles with generated pT less than this |
| 100 | |
| 101 | ClassDef(AliGenInfoMaker,0) // class which creates and fills tree with TPCGenTrack objects |
| 102 | }; |
| 103 | |
| 104 | |
| 105 | |
| 106 | |
| 107 | |
| 108 | |
| 109 | #endif |
git://git.uio.no / u / mrichter / AliRoot.git / blame