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5bbd01a6 | 1 | #ifndef ALIALTRORAWSTREAMOLD_H |
2 | #define ALIALTRORAWSTREAMOLD_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 raw data digits in Altro format | |
9 | /// OLD RCU version | |
10 | /// The RCU trailer is just one 32-bit word | |
11 | /// The Common Data Header is 7 32-bit words and is skipped during | |
12 | /// the raw data reading. | |
13 | /// The raw data payload is little endian. | |
14 | /// | |
15 | /////////////////////////////////////////////////////////////////////////////// | |
16 | ||
17 | #include <TObject.h> | |
18 | ||
19 | class AliRawReader; | |
20 | ||
21 | class AliAltroRawStreamOld: public TObject { | |
22 | public : | |
23 | AliAltroRawStreamOld(AliRawReader* rawReader); | |
24 | virtual ~AliAltroRawStreamOld(); | |
25 | ||
26 | virtual void Reset(); | |
27 | virtual Bool_t Next(); | |
28 | ||
29 | inline Int_t GetDDLNumber() const { return fDDLNumber; } // Provide current DDL number | |
30 | inline Int_t GetPrevDDLNumber() const { return fPrevDDLNumber; }// Provide previous DDL number | |
31 | inline Bool_t IsNewDDLNumber() const {return (fDDLNumber != fPrevDDLNumber);}; | |
32 | inline Int_t GetHWAddress() const { return fHWAddress; } // Provide current hardware address | |
33 | inline Int_t GetPrevHWAddress() const { return fPrevHWAddress; } // Provide previous hardware address | |
34 | inline Bool_t IsNewHWAddress() const {return (fHWAddress != fPrevHWAddress) || IsNewDDLNumber();}; | |
35 | inline Int_t GetTime() const { return fTime; } // Provide index of current time bin | |
36 | inline Int_t GetPrevTime() const { return fPrevTime; } // Provide index of previous time bin | |
37 | inline Bool_t IsNewTime() const {return (fTime != fPrevTime) || IsNewHWAddress();}; | |
38 | inline Int_t GetSignal() const { return fSignal; } // Provide signal in ADC counts | |
39 | inline Int_t GetTimeLength() const { return fTimeBunch; } // Provide total length of current time bunch | |
40 | ||
41 | void SelectRawData(Int_t detId); // Select raw data for specific detector id | |
42 | ||
092c2f61 | 43 | inline void SetNoAltroMapping(Bool_t flag) { fNoAltroMapping = flag; } // Specify whenever to use or not the altro mapping |
44 | ||
5bbd01a6 | 45 | protected: |
46 | AliAltroRawStreamOld(const AliAltroRawStreamOld& stream); | |
47 | AliAltroRawStreamOld& operator = (const AliAltroRawStreamOld& stream); | |
48 | ||
49 | Bool_t fNoAltroMapping; // temporary flag in case of no altro mapping is provided | |
50 | Short_t fSegmentation[3]; // temporary container for the dummy trailer, to be removed | |
51 | ||
52 | private : | |
53 | ||
54 | UShort_t GetNextWord(); | |
55 | Bool_t ReadTrailer(); | |
56 | Bool_t ReadDummyTrailer(); | |
57 | void ReadBunch(); | |
58 | void ReadAmplitude(); | |
59 | Int_t GetPosition(); | |
60 | ||
61 | Int_t fDDLNumber; // index of current DDL number | |
62 | Int_t fPrevDDLNumber;// index of current DDL number | |
63 | Short_t fHWAddress; // current hardware address | |
64 | Short_t fPrevHWAddress;// previous hardware address | |
65 | Int_t fTime; // index of current time bin | |
66 | Int_t fPrevTime; // index of previous time bin | |
67 | Int_t fSignal; // signal in ADC counts | |
68 | Int_t fTimeBunch; // total length of the current time bunch | |
69 | ||
70 | AliRawReader* fRawReader; // object for reading the raw data | |
71 | ||
72 | ||
73 | UChar_t* fData; // raw data | |
74 | ||
75 | Int_t fPosition; // current (10 bit) position in fData | |
76 | Int_t fCount; // counter of words to be read for current trailer | |
77 | Int_t fBunchLength; // remaining number of signal bins in the current bunch | |
78 | ||
79 | ClassDef(AliAltroRawStreamOld, 0) // base class for reading Altro raw digits | |
80 | }; | |
81 | ||
82 | #endif |