[u/mrichter/AliRoot.git] / TRD / AliTRDrawData.h

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

/* $Id$ */

///////////////////////////////////////////////////////////////////////////////
//                                                                           //
//  Converts TRD digits into a raw data stream                               //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////

#include "TObject.h"

class TTree;

class AliRunLoader;

class AliRawReader;

class AliTRDdigitsManager;
class AliTRDgeometry;
class AliTRDfeeParam;
class AliTRDarrayADC;
class AliTRDdigitsParam;

// Some constants:
const UInt_t kEndoftrackletmarker = 0xAAAAAAAA; /*This marks the end of tracklet data words*/
const UInt_t kEndofrawdatamarker  = 0x00000000; /*This marks the end of half-chamber-data*/
const UInt_t kSizeWord            = sizeof(UInt_t);

class AliTRDrawData : public TObject {

 public:

  AliTRDrawData();
  AliTRDrawData(const AliTRDrawData &r);
  virtual ~AliTRDrawData();

  AliTRDrawData &operator=(const AliTRDrawData &/*r*/) { return *this; }

  virtual Bool_t       Digits2Raw(TTree *digits, const TTree *tracks = NULL);

  virtual AliTRDdigitsManager *Raw2Digits(AliRawReader *rawReader);
  //virtual AliTRDdigitsManager *Raw2DigitsOLD(AliRawReader *rawReader);
  static void SetRawFormatVersion(Int_t iver){ fgRawFormatVersion=iver; };
  static void SetSuppressionLevel(Int_t ilevel){ fgDataSuppressionLevel=ilevel; };
  Bool_t WriteTracklets(Int_t det);

  enum FORMATTYPE
    {
      kRawOldFormat  =  0,
      kRawNewFormat  =  1
    };

 protected:

  virtual Bool_t       Digits2Raw(AliTRDdigitsManager* digitsManager); // for fRawVersion > 0
  virtual Int_t        ProduceHcData(AliTRDarrayADC *digits, Int_t side, Int_t det, UInt_t *buf, Int_t maxSize, Bool_t newEvent, Bool_t newSM);
  virtual Int_t        ProduceHcDataNoSuppression(Int_t side, Int_t det, UInt_t *buf, Int_t maxSize);
  virtual Int_t        ProduceHcDataV1andV2(AliTRDarrayADC *digits, Int_t side, Int_t det, UInt_t *buf, Int_t maxSize);
  virtual Int_t        ProduceHcDataV3(AliTRDarrayADC *digits, Int_t side, Int_t det, UInt_t *buf, Int_t maxSize, Bool_t newEvent);
  //virtual Int_t      ProduceHcDataV3(AliTRDarrayADC *digits, Int_t side, Int_t det, UInt_t *buf, Int_t maxSize);
  		  void 	       ProduceSMIndexData(UInt_t *buf, Int_t& nw);				// SM index words and header - real data format
          void         WriteIntermediateWords(UInt_t *buf, Int_t& nw, Int_t& of, const Int_t& maxSize, const Int_t& det, const Int_t& side); // writes tracklet-endmarker and additional words between tracklet and raw-data
          void   	   WriteIntermediateWordsV2(UInt_t *buf, Int_t& nw, Int_t& of, const Int_t& maxSize, const Int_t& det, const Int_t& side); // real data format
		  void         AssignStackMask(UInt_t *buf, Int_t nStack);  // re-assignment of stack mask in the SM index word
          void         AssignLinkMask(UInt_t *buf, Int_t nLayer);   // re-assignment of link mask in the stack index word
          Int_t        AddStackIndexWords(UInt_t *buf, Int_t nStack, Int_t nMax);   // add stack index words and stack header when there is no data for the stack 
          Bool_t       ShiftWords(UInt_t *buf, Int_t nStart, Int_t nWords, Int_t nMax); // shifts n words
  
  AliRunLoader        *fRunLoader;      //! Run Loader
  AliTRDgeometry      *fGeo;            //! Geometry
  AliTRDfeeParam      *fFee;            //! Fee Parameters
  Int_t                fNumberOfDDLs;   //  Number of DDLs
  TTree               *fTrackletTree;        //! Tree for tracklets
  UInt_t              **fTrackletContainer;  //! tracklet container

 private:

	static       Int_t  fgRawFormatVersion;           	  // simulation raw data version - 0:old , 1:new(real data format)
	static       Int_t  fgDataSuppressionLevel;                 // Data suppression level - 0:no su, 1: su, 2: deep suppression 
 	static const UInt_t fgkEndOfTrackletMarker  = 0x10001000; // This marks the end of tracklet data words
 	static const UInt_t fgkEndOfDataMarker      = 0x00000000; // This marks the end of HC data words

    Int_t   fSMindexPos;                // Position of SM index word
    Int_t   fStackindexPos;             // Position of SM index word
    UInt_t  fEventCounter;              // Event counter(starting from 1)
    AliTRDdigitsParam *fDigitsParam;    // Digits parameter

  ClassDef(AliTRDrawData,6)             //  TRD raw data class

};
#endif
Commit	Line	Data
5990c064	1	#ifndef ALITRDRAWDATA_H
	2	#define ALITRDRAWDATA_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	// Converts TRD digits into a raw data stream //
	11	// //
	12	///////////////////////////////////////////////////////////////////////////////
	13
	14	#include "TObject.h"
	15
b864d801	16	class TTree;
2cb20be6	17
92c7f341	18	class AliRunLoader;
92c7f341	19
b864d801	20	class AliRawReader;
5990c064	21
2cb20be6	22	class AliTRDdigitsManager;
8c703901	23	class AliTRDgeometry;
dfd03fc3	24	class AliTRDfeeParam;
b65e5048	25	class AliTRDarrayADC;
a0446ff1	26	class AliTRDdigitsParam;
2cb20be6	27
45e64f3b	28	// Some constants:
	29	const UInt_t kEndoftrackletmarker = 0xAAAAAAAA; /This marks the end of tracklet data words/
	30	const UInt_t kEndofrawdatamarker = 0x00000000; /This marks the end of half-chamber-data/
	31	const UInt_t kSizeWord = sizeof(UInt_t);
	32
5990c064	33	class AliTRDrawData : public TObject {
	34
	35	public:
	36
	37	AliTRDrawData();
8c703901	38	AliTRDrawData(const AliTRDrawData &r);
5990c064	39	virtual ~AliTRDrawData();
5990c064	40
7925de54	41	AliTRDrawData &operator=(const AliTRDrawData &/r/) { return *this; }
8c703901	42
037c5823	43	virtual Bool_t Digits2Raw(TTree digits, const TTree tracks = NULL);
8c703901	44
625f5260	45	virtual AliTRDdigitsManager Raw2Digits(AliRawReader rawReader);
45e64f3b	46	//virtual AliTRDdigitsManager Raw2DigitsOLD(AliRawReader rawReader);
987ba9a3	47	static void SetRawFormatVersion(Int_t iver){ fgRawFormatVersion=iver; };
6a04e92b	48	static void SetSuppressionLevel(Int_t ilevel){ fgDataSuppressionLevel=ilevel; };
92c7f341	49	Bool_t WriteTracklets(Int_t det);
987ba9a3	50
	51	enum FORMATTYPE
	52	{
	53	kRawOldFormat = 0,
	54	kRawNewFormat = 1
	55	};
5990c064	56
	57	protected:
	58
50378239	59	virtual Bool_t Digits2Raw(AliTRDdigitsManager* digitsManager); // for fRawVersion > 0
6a04e92b	60	virtual Int_t ProduceHcData(AliTRDarrayADC digits, Int_t side, Int_t det, UInt_t buf, Int_t maxSize, Bool_t newEvent, Bool_t newSM);
037c5823	61	virtual Int_t ProduceHcDataNoSuppression(Int_t side, Int_t det, UInt_t *buf, Int_t maxSize);
b65e5048	62	virtual Int_t ProduceHcDataV1andV2(AliTRDarrayADC digits, Int_t side, Int_t det, UInt_t buf, Int_t maxSize);
	63	virtual Int_t ProduceHcDataV3(AliTRDarrayADC digits, Int_t side, Int_t det, UInt_t buf, Int_t maxSize, Bool_t newEvent);
	64	//virtual Int_t ProduceHcDataV3(AliTRDarrayADC digits, Int_t side, Int_t det, UInt_t buf, Int_t maxSize);
987ba9a3	65	void ProduceSMIndexData(UInt_t *buf, Int_t& nw); // SM index words and header - real data format
1d93b218	66	void WriteIntermediateWords(UInt_t *buf, Int_t& nw, Int_t& of, const Int_t& maxSize, const Int_t& det, const Int_t& side); // writes tracklet-endmarker and additional words between tracklet and raw-data
987ba9a3	67	void WriteIntermediateWordsV2(UInt_t *buf, Int_t& nw, Int_t& of, const Int_t& maxSize, const Int_t& det, const Int_t& side); // real data format
6a04e92b	68	void AssignStackMask(UInt_t *buf, Int_t nStack); // re-assignment of stack mask in the SM index word
	69	void AssignLinkMask(UInt_t *buf, Int_t nLayer); // re-assignment of link mask in the stack index word
	70	Int_t AddStackIndexWords(UInt_t *buf, Int_t nStack, Int_t nMax); // add stack index words and stack header when there is no data for the stack
	71	Bool_t ShiftWords(UInt_t *buf, Int_t nStart, Int_t nWords, Int_t nMax); // shifts n words
50378239	72
92c7f341	73	AliRunLoader *fRunLoader; //! Run Loader
8c703901	74	AliTRDgeometry *fGeo; //! Geometry
dfd03fc3	75	AliTRDfeeParam *fFee; //! Fee Parameters
8c703901	76	Int_t fNumberOfDDLs; // Number of DDLs
92c7f341	77	TTree *fTrackletTree; //! Tree for tracklets
92c7f341	78	UInt_t **fTrackletContainer; //! tracklet container
8c703901	79
987ba9a3	80	private:
987ba9a3	81
b65e5048	82	static Int_t fgRawFormatVersion; // simulation raw data version - 0:old , 1:new(real data format)
6a04e92b	83	static Int_t fgDataSuppressionLevel; // Data suppression level - 0:no su, 1: su, 2: deep suppression
b65e5048	84	static const UInt_t fgkEndOfTrackletMarker = 0x10001000; // This marks the end of tracklet data words
037c5823	85	static const UInt_t fgkEndOfDataMarker = 0x00000000; // This marks the end of HC data words
987ba9a3	86
5896bc23	87	Int_t fSMindexPos; // Position of SM index word
6a04e92b	88	Int_t fStackindexPos; // Position of SM index word
6a04e92b	89	UInt_t fEventCounter; // Event counter(starting from 1)
a0446ff1	90	AliTRDdigitsParam *fDigitsParam; // Digits parameter
6a04e92b	91
a0446ff1	92	ClassDef(AliTRDrawData,6) // TRD raw data class
987ba9a3	93
5990c064	94	};
5990c064	95	#endif
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