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205cbea7 | 1 | #ifndef ALIMCGENHANDLER_H |
2 | #define ALIMCGENHANDLER_H | |
3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
6 | ||
7 | /* $Id: AliMCGenHandler.h 61697 2013-03-26 12:17:26Z agheata $ */ | |
8 | ||
9 | //------------------------------------------------------------------------- | |
10 | // Class AliMCGenHandler | |
11 | // This class can be used with the analysis framework to generate event on | |
12 | // the fly and analyse them. | |
13 | // | |
14 | // Origin: Andrei Gheata, Jan Fiete Grosse-Oetringhaus | |
15 | //------------------------------------------------------------------------- | |
16 | ||
17 | #include "AliInputEventHandler.h" | |
18 | ||
19 | class TFile; | |
20 | class TTree; | |
21 | class AliMCEvent; | |
22 | class AliGenerator; | |
23 | class AliRunLoader; | |
24 | class AliStack; | |
25 | class AliHeader; | |
26 | ||
27 | class AliMCGenHandler : public AliInputEventHandler | |
28 | { | |
29 | public: | |
30 | ||
31 | AliMCGenHandler(); | |
32 | AliMCGenHandler(const char* name, const char* title); | |
33 | virtual ~AliMCGenHandler(); | |
34 | ||
35 | virtual Bool_t Init(Option_t* /*opt*/); | |
36 | virtual Bool_t Init(TTree* tree, Option_t* opt) { return AliInputEventHandler::Init(tree, opt); } | |
37 | virtual Bool_t BeginEvent(Long64_t entry); | |
38 | virtual Bool_t FinishEvent(); | |
39 | ||
40 | AliMCEvent* MCEvent() const {return fMCEvent;} | |
41 | ||
42 | void SetGenerator(AliGenerator* generator) { fGenerator = generator; } | |
43 | void SetSeedMode(Int_t mode) { fSeedMode = mode; } | |
44 | ||
45 | private: | |
46 | AliMCGenHandler(const AliMCGenHandler& handler); | |
47 | AliMCGenHandler& operator=(const AliMCGenHandler& handler); | |
48 | ||
49 | AliMCEvent *fMCEvent; //! MC Event | |
50 | Long64_t fEventNumber; //! current event number | |
51 | AliStack* fStack; //! current AliStack pointer | |
52 | AliHeader* fHeader; //! current AliHeader pointer | |
53 | ||
54 | AliGenerator *fGenerator; // generator | |
55 | Int_t fSeedMode; // which seed is to be used: 0 (default): nothing/set externally; 1: current time; 2: AliEn job id | |
56 | ||
57 | ClassDef(AliMCGenHandler,1) // MC Gen Handler | |
58 | }; | |
59 | #endif |