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2eb38194 | 1 | #ifndef ALIVZERORAWSTREAM_H |
2 | #define ALIVZERORAWSTREAM_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 | /// This is a class for reading the VZERO DDL raw data | |
9 | /// The format of the raw data corresponds to the one | |
10 | /// implemented in AliVZEROBuffer class. | |
11 | /// | |
1ecef4c5 | 12 | /// PLEASE NOTE that Int_t channel is here the FEE channel from 0 to 63 in the |
13 | /// order defined by Yannick Zoccarato which is not the same order as the order | |
14 | /// defined in aliroot by the naming and numbering conventions. | |
15 | /// Therefore one has to go from FEE_Channel to AliRoot_Channel using | |
16 | /// GetOfflineChannel(Int_t channel) when going from Online to Offline !!! | |
17 | /// | |
2eb38194 | 18 | /////////////////////////////////////////////////////////////////////////////// |
19 | ||
20 | #include <TObject.h> | |
21 | ||
22 | class AliRawReader; | |
23 | ||
24 | class AliVZERORawStream: public TObject { | |
25 | public : | |
26 | AliVZERORawStream(AliRawReader* rawReader); | |
27 | virtual ~AliVZERORawStream(); | |
28 | ||
bfe07a27 | 29 | virtual void Reset(); |
30 | virtual Bool_t Next(); | |
31 | ||
32 | // Getters of various scalers and Minimum Bias flags : | |
33 | ||
34 | ULong64_t GetBBScalers(Int_t channel) const | |
35 | { return fBBScalers[channel]; } | |
36 | ULong64_t GetBGScalers(Int_t channel) const | |
37 | { return fBGScalers[channel]; } | |
38 | UInt_t GetTriggerScalers(Int_t num_scaler) const | |
39 | { return fScalers[num_scaler]; } | |
40 | UInt_t GetBunchNumbersMB(Int_t num_bunch) const | |
41 | { return fBunchNumbers[num_bunch]; } | |
42 | UShort_t GetChargeMB(Int_t channel, Int_t num_bunch) const | |
43 | { return fChargeMB[channel][num_bunch]; } | |
44 | Bool_t GetIntMBFlag(Int_t channel, Int_t num_bunch) const | |
45 | { return fIsIntMB[channel][num_bunch]; } | |
46 | Bool_t GetBBMBFlag(Int_t channel, Int_t num_bunch) const | |
47 | { return fIsBBMB[channel][num_bunch]; } | |
48 | Bool_t GetBGMBFlag(Int_t channel, Int_t num_bunch) const | |
49 | { return fIsBGMB[channel][num_bunch]; } | |
50 | ||
51 | // Getters of ADC signals, ADC pedestals, time information and corresponding flags : | |
52 | ||
53 | UShort_t GetADC(Int_t channel) const | |
726d762c | 54 | { return fADC[channel][kNEvOfInt/2]; } |
bfe07a27 | 55 | UShort_t GetPedestal(Int_t channel, Int_t event) const |
8094d3d3 | 56 | { return fADC[channel][event]; } |
bfe07a27 | 57 | Bool_t GetIntegratorFlag(Int_t channel, Int_t event) const |
58 | { return fIsInt[channel][event]; } | |
59 | Bool_t GetBBFlag(Int_t channel, Int_t event) const | |
60 | { return fIsBB[channel][event]; } | |
61 | Bool_t GetBGFlag(Int_t channel, Int_t event) const | |
62 | { return fIsBG[channel][event]; } | |
63 | UInt_t GetTime(Int_t channel) const | |
726d762c | 64 | { return fTime[channel]; } |
a83ba31a | 65 | UInt_t GetWidth(Int_t channel) const |
66 | { return fWidth[channel]; } | |
726d762c | 67 | |
b090e6a3 | 68 | UShort_t GetTriggerInputs() const |
69 | { return fTrigger; } | |
70 | UShort_t GetTriggerInputsMask() const | |
71 | { return fTriggerMask; } | |
72 | ||
1ecef4c5 | 73 | // Getter of Offline Channel number as used in aliroot (defined by aliroot |
74 | // numbering convention) from FEE channel (electronic channel number given | |
75 | // by the V0 electronics readout) - See comment above - | |
76 | ||
77 | Int_t GetOfflineChannel(Int_t channel) const | |
78 | { Int_t fOfflineChannel[64] = {39, 38, 37, 36, 35, 34, 33, 32, | |
79 | 47, 46, 45, 44, 43, 42, 41, 40, | |
80 | 55, 54, 53, 52, 51, 50, 49, 48, | |
81 | 63, 62, 61, 60, 59, 58, 57, 56, | |
82 | 7, 6, 5, 4, 3, 2, 1, 0, | |
83 | 15, 14, 13, 12, 11, 10, 9, 8, | |
84 | 23, 22, 21, 20, 19, 18, 17, 16, | |
85 | 31, 30, 29, 28, 27, 26, 25, 24}; | |
86 | return fOfflineChannel[channel]; } | |
87 | ||
726d762c | 88 | enum EVZERORawDataParams { |
1ecef4c5 | 89 | kNChannels = 64, // number of electronic channels in V0 (FEE numbering) |
bfe07a27 | 90 | kNEvOfInt = 21, // number of events of interest |
91 | kNScalers = 16, // number of scalers | |
92 | kNBunches = 10 // number of bunches used in Minimum Bias information | |
726d762c | 93 | }; |
2eb38194 | 94 | |
95 | enum EVZERORawStreamError { | |
96 | kRawDataSizeErr = 1 | |
97 | }; | |
98 | ||
99 | private: | |
100 | ||
101 | AliVZERORawStream(const AliVZERORawStream& stream); | |
102 | AliVZERORawStream& operator = (const AliVZERORawStream& stream); | |
103 | ||
726d762c | 104 | UInt_t GetNextWord(); |
105 | UShort_t GetNextShort(); | |
106 | ||
bfe07a27 | 107 | ULong64_t fBBScalers[kNChannels]; // 'Beam-Beam' scalers for all channels |
108 | ULong64_t fBGScalers[kNChannels]; // 'Beam-Gas' scalers for all channels | |
109 | UInt_t fScalers[kNScalers]; // Trigger scalers | |
110 | UInt_t fBunchNumbers[kNBunches]; // Bunch numbers for the previous 10 MB events | |
111 | UShort_t fChargeMB[kNChannels][kNBunches]; // ADC counts for all channels for the previous 10 MB events | |
112 | Bool_t fIsIntMB[kNChannels][kNBunches]; // 'Integrator' flag for all channels for the previous 10 MB events | |
113 | Bool_t fIsBBMB[kNChannels][kNBunches]; // 'Beam-Beam' flag for all channels for the previous 10 MB events | |
114 | Bool_t fIsBGMB[kNChannels][kNBunches]; // 'Beam-Gas' for all channels for the previous 10 MB events | |
726d762c | 115 | |
bfe07a27 | 116 | UShort_t fADC[kNChannels][kNEvOfInt]; // ADC counts for all channels and all events of interest |
117 | Bool_t fIsInt[kNChannels][kNEvOfInt]; // 'Integrator' flag for all channels | |
118 | Bool_t fIsBB[kNChannels][kNEvOfInt]; // 'Beam-Beam' flag for all channels | |
119 | Bool_t fIsBG[kNChannels][kNEvOfInt]; // 'Beam-Gas' flag for all channels | |
120 | Int_t fTime[kNChannels]; // leading time for all channels - from HPTDC | |
a83ba31a | 121 | Int_t fWidth[kNChannels]; // pulse width for all channels - from HPTDC |
2eb38194 | 122 | |
bfe07a27 | 123 | UShort_t fTrigger; // VZERO trigger inputs |
124 | UShort_t fTriggerMask; // VZERO trigger inputs mask | |
2eb38194 | 125 | |
bfe07a27 | 126 | Int_t fPosition; // current position in the raw-data payload |
1ecef4c5 | 127 | |
2eb38194 | 128 | |
bfe07a27 | 129 | AliRawReader* fRawReader; // object for reading the raw data |
2eb38194 | 130 | |
bfe07a27 | 131 | UChar_t* fData; // pointer to raw data payload |
2eb38194 | 132 | |
133 | ClassDef(AliVZERORawStream, 0) // class for reading VZERO DDL raw data | |
134 | }; | |
135 | ||
136 | #endif |