[u/mrichter/AliRoot.git] / RAW / AliAltroRawStream.h

#ifndef ALIALTRORAWSTREAM_H
#define ALIALTRORAWSTREAM_H
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice                               */

/* $Id$ */

///////////////////////////////////////////////////////////////////////////////
///
/// This is a base class for reading raw data digits in Altro format
///
///////////////////////////////////////////////////////////////////////////////

#include <TObject.h>

class AliRawReader;


class AliAltroRawStream: public TObject {
  public :
    AliAltroRawStream(AliRawReader* rawReader);
    virtual ~AliAltroRawStream();

    virtual Bool_t   Next();

    Int_t GetSector()     const { return fSector; }     // Provide index of current sector
    Int_t GetPrevSector() const { return fPrevSector; } // Provide index of previous sector
    Int_t GetRow()        const { return fRow; }        // Provide index of current row
    Int_t GetPrevRow()    const { return fPrevRow; }    // Provide index of previous row
    Int_t GetPad()        const { return fPad; }        // Provide index of current pad
    Int_t GetPrevPad()    const { return fPrevPad; }    // Provide index of previous pad
    Int_t GetTimeBin()    const { return fTime; }       // Provide index of current time bin
    Int_t GetADC()        const { return fSignal; }     // Provide signal in ADC counts
    Int_t GetTimeLength() const { return fTimeBunch; }  // Provide total length of current time bunch

  protected:
    Int_t            fSector;       // index of current sector
    Int_t            fPrevSector;   // index of previous sector
    Int_t            fRow;          // index of current row
    Int_t            fPrevRow;      // index of previous row
    Int_t            fPad;          // index of current pad
    Int_t            fPrevPad;      // index of previous pad
    Int_t            fTime;         // index of current time bin
    Int_t            fSignal;       // signal in ADC counts
    Int_t            fTimeBunch;    // total length of the current time bunch

    AliRawReader*    fRawReader;    // object for reading the raw data

  private :
    AliAltroRawStream(const AliAltroRawStream& stream);
    AliAltroRawStream& operator = (const AliAltroRawStream& stream);

    UShort_t         Get10BitWord(UChar_t* buffer, Int_t position) const;

    UChar_t*         fData;         // raw data
    Int_t            fPosition;     // current (10 bit) position in fData
    Int_t            fCount;        // counter of words to be read for current trailer
    Int_t            fBunchLength;  // remaining number of signal bins in the current bunch

    ClassDef(AliAltroRawStream, 0)  // base class for reading Altro raw digits
};

#endif
Commit	Line	Data
3ea47630	1	#ifndef ALIALTRORAWSTREAM_H
	2	#define ALIALTRORAWSTREAM_H
	3	/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	4	* See cxx source for full Copyright notice */
	5
	6	/* $Id$ */
	7
	8	///////////////////////////////////////////////////////////////////////////////
	9	///
	10	/// This is a base class for reading raw data digits in Altro format
	11	///
	12	///////////////////////////////////////////////////////////////////////////////
	13
	14	#include <TObject.h>
	15
	16	class AliRawReader;
	17
	18
	19	class AliAltroRawStream: public TObject {
	20	public :
	21	AliAltroRawStream(AliRawReader* rawReader);
	22	virtual ~AliAltroRawStream();
	23
	24	virtual Bool_t Next();
	25
0ba5477a	26	Int_t GetSector() const { return fSector; } // Provide index of current sector
	27	Int_t GetPrevSector() const { return fPrevSector; } // Provide index of previous sector
	28	Int_t GetRow() const { return fRow; } // Provide index of current row
	29	Int_t GetPrevRow() const { return fPrevRow; } // Provide index of previous row
	30	Int_t GetPad() const { return fPad; } // Provide index of current pad
	31	Int_t GetPrevPad() const { return fPrevPad; } // Provide index of previous pad
	32	Int_t GetTimeBin() const { return fTime; } // Provide index of current time bin
	33	Int_t GetADC() const { return fSignal; } // Provide signal in ADC counts
	34	Int_t GetTimeLength() const { return fTimeBunch; } // Provide total length of current time bunch
	35
3ea47630	36	protected:
	37	Int_t fSector; // index of current sector
	38	Int_t fPrevSector; // index of previous sector
	39	Int_t fRow; // index of current row
	40	Int_t fPrevRow; // index of previous row
	41	Int_t fPad; // index of current pad
	42	Int_t fPrevPad; // index of previous pad
	43	Int_t fTime; // index of current time bin
	44	Int_t fSignal; // signal in ADC counts
634692a1	45	Int_t fTimeBunch; // total length of the current time bunch
3ea47630	46
	47	AliRawReader* fRawReader; // object for reading the raw data
	48
	49	private :
	50	AliAltroRawStream(const AliAltroRawStream& stream);
	51	AliAltroRawStream& operator = (const AliAltroRawStream& stream);
	52
	53	UShort_t Get10BitWord(UChar_t* buffer, Int_t position) const;
	54
	55	UChar_t* fData; // raw data
	56	Int_t fPosition; // current (10 bit) position in fData
	57	Int_t fCount; // counter of words to be read for current trailer
	58	Int_t fBunchLength; // remaining number of signal bins in the current bunch
	59
	60	ClassDef(AliAltroRawStream, 0) // base class for reading Altro raw digits
	61	};
	62
	63	#endif