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1 | #ifndef ALIZDCMERGER_H | |
2 | #define ALIZDCMERGER_H | |
3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
6 | //////////////////////////////////////////////// | |
7 | // Merger class for ZDC // | |
8 | //////////////////////////////////////////////// | |
9 | ||
10 | class AliZDC; | |
11 | class AliZDCHit; | |
12 | class AliZDCMergedHit; | |
13 | class AliZDCDigit; | |
14 | ||
15 | typedef enum {kDigitize=0, kMerge=1} MergeMode_t; | |
16 | ||
17 | class AliZDCMerger{ | |
18 | ||
19 | public: | |
20 | AliZDCMerger(); | |
21 | virtual ~AliZDCMerger(); | |
22 | ||
23 | void InitMerging(); | |
24 | void Background(Float_t &b, Int_t &nspecn, Int_t &nspecp); | |
25 | void Fragmentation(Float_t b, Int_t nspecn, Int_t nspecp, | |
26 | Int_t &nfreespn, Int_t &nfreespp); | |
27 | void Mixing(); | |
28 | void ExtractSignal(Int_t SpecType); | |
29 | void Digitize(Int_t NMhits, TClonesArray *MHits); | |
30 | Int_t Phe2ADCch(Int_t Detector, Int_t Quadrant, Int_t Light); | |
31 | Int_t AddPedestal(); | |
32 | ||
33 | // Inline functions to return TCA of MergerHits to Hits2SDigits() | |
34 | TClonesArray *MergedHits() const {return fMHits;} | |
35 | int GetNMhits() const {return fNMhits;} | |
36 | ||
37 | // Inline function to return background file Hits2SDigits() | |
38 | TFile *BgrFile() const {return fBgrFile;} | |
39 | ||
40 | // Inline function to return event number | |
41 | Int_t EvNum() const {return fNEvBgr;} | |
42 | ||
43 | // Setters | |
44 | void SetMode(MergeMode_t mode) {fMerge = mode;} | |
45 | void SetBackgroundFileName(char* file) {fFnBgr = file;} | |
46 | void SetBackgroundEventNum(Int_t nev) {fNEvBgr = nev;} | |
47 | ||
48 | //Open the background file | |
49 | TFile *OpenBgrFile(); | |
50 | ||
51 | protected: | |
52 | MergeMode_t fMerge; // Merging type kDigitize, kMerge | |
53 | ||
54 | // Background event | |
55 | char *fFnBgr; // Background file name | |
56 | TFile *fBgrFile; // Pointer to background file | |
57 | Int_t fNEvBgr; // Number of events in background file | |
58 | TTree *fTrHBgr; // Hits tree for background event | |
59 | TClonesArray *fHitsBgr; // TClonesArray of background hits | |
60 | Float_t fImpPar; // Impact Parameter of the collision | |
61 | Int_t fSpecn; // Number of spectator n | |
62 | Int_t fSpecp; // Number of spectator p | |
63 | ||
64 | // Signal events | |
65 | Int_t fFreeSpn; // Signal event number x spectator n | |
66 | Int_t fFreeSpp; // Signal event number x spectator p | |
67 | ||
68 | char *fFnSpecn; // Spectator n file name | |
69 | TFile *fSpecnFile; // Pointer to signal file -> spectator n | |
70 | char *fFnSpecp; // Spectator p file name | |
71 | TFile *fSpecpFile; // Pointer to signal file -> spectator p | |
72 | ||
73 | Int_t fNMhits; // Number of Merged hits for background | |
74 | TClonesArray *fMHits; // TCA for "merged" hits | |
75 | ||
76 | public: | |
77 | // *** Digits | |
78 | // --- Parameters for conversion of light yield in ADC channels | |
79 | Float_t fPMGain[3][5]; // PM gain | |
80 | Float_t fADCRes; // ADC conversion factor | |
81 | // --- Digitization parameters setters and getters | |
82 | // PM gain | |
83 | void SetPMGain(Int_t Det, Int_t PMDet, Int_t PMGain) | |
84 | {fPMGain[Det][PMDet] = PMGain;} | |
85 | Float_t GetPMGain(Int_t Det, Int_t PMDet) | |
86 | {return fPMGain[Det][PMDet];} | |
87 | // Conversion factor from charge to ADC channels | |
88 | // F = 1.6E-19 / Resolution [Coulomb/ch] | |
89 | void SetADCRes(Int_t ADCRes) {fADCRes = ADCRes;} | |
90 | Float_t GetADCRes() {return fADCRes;} | |
91 | ||
92 | ||
93 | ||
94 | ClassDef(AliZDCMerger,1) | |
95 | }; | |
96 | #endif |