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 */
6 ///////////////////////////////////////////////////////////////////////////////
8 /// This is a class for reading raw data digits in Altro format
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.
15 ///////////////////////////////////////////////////////////////////////////////
21 class AliAltroRawStreamOld: public TObject {
23 AliAltroRawStreamOld(AliRawReader* rawReader);
24 virtual ~AliAltroRawStreamOld();
27 virtual Bool_t Next();
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
41 void SelectRawData(Int_t detId); // Select raw data for specific detector id
43 inline void SetNoAltroMapping(Bool_t flag) { fNoAltroMapping = flag; } // Specify whenever to use or not the altro mapping
46 AliAltroRawStreamOld(const AliAltroRawStreamOld& stream);
47 AliAltroRawStreamOld& operator = (const AliAltroRawStreamOld& stream);
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
54 UShort_t GetNextWord();
56 Bool_t ReadDummyTrailer();
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
70 AliRawReader* fRawReader; // object for reading the raw data
73 UChar_t* fData; // raw data
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
79 ClassDef(AliAltroRawStreamOld, 0) // base class for reading Altro raw digits