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033693d3 | 1 | // -*- mode: C++ -*- |
5fe09262 | 2 | #ifndef ALIMCEVENTHANDLER_H |
3 | #define ALIMCEVENTHANDLER_H | |
033693d3 | 4 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * |
5 | * See cxx source for full Copyright notice */ | |
6 | ||
7 | ||
8 | /* $Id$ */ | |
9 | ||
10 | //------------------------------------------------------------------------- | |
11 | // Class AliMCEvent | |
12 | // This class gives access to MC truth during the analysis. | |
13 | // Monte Carlo truth is containe in the kinematics tree (produced particles) and | |
14 | // the tree of reference hits. | |
15 | // | |
16 | // Origin: Andreas Morsch, CERN, andreas.morsch@cern.ch | |
17 | //------------------------------------------------------------------------- | |
18 | ||
d2f1d9ef | 19 | #include "AliVEventHandler.h" |
47b95647 | 20 | #include "AliHeader.h" |
033693d3 | 21 | class TFile; |
22 | class TTree; | |
23 | class TParticle; | |
24 | class TClonesArray; | |
25 | class AliHeader; | |
47b95647 | 26 | class AliGenEventHeader; |
033693d3 | 27 | class AliStack; |
28 | ||
29 | ||
d2f1d9ef | 30 | class AliMCEventHandler : public AliVEventHandler |
033693d3 | 31 | { |
32 | public: | |
5fe09262 | 33 | AliMCEventHandler(); |
34 | AliMCEventHandler(const char* name, const char* title); | |
35 | virtual ~AliMCEventHandler(); | |
033693d3 | 36 | virtual void SetOutputFileName(char* /* fname */) {;} |
37 | virtual char* GetOutputFileName() {return 0;} | |
5fe09262 | 38 | virtual void SetInputPath(char* fname) {fPathName = fname;} |
39 | virtual char* GetInputPath() {return fPathName;} | |
033693d3 | 40 | virtual Bool_t InitIO(Option_t* opt); |
41 | virtual Bool_t BeginEvent(); | |
890126ab | 42 | virtual Bool_t Notify(const char* path); |
033693d3 | 43 | virtual Bool_t FinishEvent(); |
44 | virtual Bool_t Terminate(); | |
45 | virtual Bool_t TerminateIO(); | |
5fe09262 | 46 | virtual void ResetIO(); |
9aea8469 | 47 | virtual Bool_t GetEvent(Int_t iev); |
033693d3 | 48 | // |
47b95647 | 49 | AliStack* Stack() {return fStack;} |
50 | AliHeader* Header() {return fHeader;} | |
51 | AliGenEventHeader* GenEventHeader() {return (fHeader->GenEventHeader());} | |
033693d3 | 52 | TTree* TreeTR() {return fTreeTR;} |
53 | Int_t GetParticleAndTR(Int_t i, TParticle*& particle, TClonesArray*& trefs); | |
2d8f26f6 | 54 | void DrawCheck(Int_t i, Int_t search=0); |
5fe09262 | 55 | private: |
9aea8469 | 56 | Bool_t OpenFile(Int_t i); |
5fe09262 | 57 | void ReorderAndExpandTreeTR(); |
58 | ||
033693d3 | 59 | private: |
60 | TFile *fFileE; //! File with TreeE | |
61 | TFile *fFileK; //! File with TreeK | |
62 | TFile *fFileTR; //! File with TreeTR | |
5fe09262 | 63 | TFile *fTmpFileTR; //! Temporary file with TreeTR to read old format |
033693d3 | 64 | TTree *fTreeE; //! TreeE (Event Headers) |
65 | TTree *fTreeK; //! TreeK (kinematics tree) | |
66 | TTree *fTreeTR; //! TreeTR (track references tree) | |
5fe09262 | 67 | TTree *fTmpTreeTR; //! Temporary tree TR to read old format |
033693d3 | 68 | AliStack *fStack; //! Current pointer to stack |
69 | AliHeader *fHeader; //! Current pointer to header | |
5fe09262 | 70 | TClonesArray *fTrackReferences; //! Current list of track references |
033693d3 | 71 | Int_t fNEvent; //! Number of events |
72 | Int_t fEvent; //! Current event | |
73 | Int_t fNprimaries; //! Number of primaries | |
5fe09262 | 74 | Int_t fNparticles; //! Number of particles |
75 | char *fPathName; //! Input file path | |
9aea8469 | 76 | char *fExtension; //! File name extension |
77 | Int_t fFileNumber; //! Input file number | |
78 | Int_t fEventsPerFile; //! Number of events per file | |
5fe09262 | 79 | ClassDef(AliMCEventHandler,1) //MC Truth EventHandler class |
033693d3 | 80 | }; |
81 | #endif | |
82 |