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

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

/* $Id$ */

///////////////////////////////////////////////////////////////////////////////
///
/// This is the base class for reading raw data.
///
///////////////////////////////////////////////////////////////////////////////

#include <TObject.h>
#include <TArrayI.h>
#include <TClonesArray.h>

#include "AliRawDataErrorLog.h"
#include "AliRawDataHeader.h"

class TChain;
class AliRawEventHeaderBase;
class AliRawVEvent;

class AliRawReader: public TObject {
  friend class AliEveEventManager;
  public :
    AliRawReader();
    AliRawReader(const AliRawReader& rawReader);
    AliRawReader& operator = (const AliRawReader& rawReader);
    virtual ~AliRawReader();

    static  AliRawReader* Create(const char *uri);

    virtual void     Select(Int_t detectorID, 
			    Int_t minDDLID = -1, Int_t maxDDLID = -1);
    virtual void     Select(const char *detectorName, 
			    Int_t minDDLID = -1, Int_t maxDDLID = -1);
    virtual void     SelectEquipment(Int_t equipmentType, 
				     Int_t minEquipmentId = -1, 
				     Int_t maxEquipmentId = -1);
    virtual void     SkipInvalid(Bool_t skip = kTRUE)
      {fSkipInvalid = skip;};
    virtual void     RequireHeader(Bool_t required)
      {fRequireHeader = required;};

    virtual const AliRawEventHeaderBase* GetEventHeader() const {return NULL;};
    virtual const AliRawVEvent* GetEvent() const {return NULL;}

    virtual UInt_t   GetType() const = 0;
    virtual UInt_t   GetRunNumber() const = 0;
    virtual const UInt_t* GetEventId() const = 0;
    UInt_t                GetPeriod() const {
      const UInt_t *id = GetEventId();
      return id ? (((id)[0]>>4)&0x0fffffff): 0;
    }
    UInt_t                GetOrbitID() const {
      const UInt_t *id = GetEventId();
      return id ? ((((id)[0]<<20)&0xf00000)|(((id)[1]>>12)&0xfffff)) : 0;
    }
    UShort_t              GetBCID() const {
      const UInt_t *id = GetEventId();
      return id ? ((id)[1]&0x00000fff) : 0;
    }
    ULong64_t             GetEventIdAsLong() const {
      return (((ULong64_t)GetPeriod() << 36) |
	      ((ULong64_t)GetOrbitID() << 12) |
	      (ULong64_t)GetBCID()); 
    }
    virtual const UInt_t* GetTriggerPattern() const = 0;
    ULong64_t             GetClassMask() const {
      const UInt_t *pattern = GetTriggerPattern();
      return pattern ? (((ULong64_t)pattern[1] & 0x3ffff) << 32)|(pattern[0]) : 0;
    }
    virtual const UInt_t* GetDetectorPattern() const = 0;
    virtual const UInt_t* GetAttributes() const = 0;
    virtual const UInt_t* GetSubEventAttributes() const = 0;
    virtual UInt_t   GetLDCId() const = 0;
    virtual UInt_t   GetGDCId() const = 0;
    virtual UInt_t   GetTimestamp() const = 0;

    virtual Int_t    GetEquipmentSize() const = 0;
    virtual Int_t    GetEquipmentType() const = 0;
    virtual Int_t    GetEquipmentId() const = 0;
    Int_t            GetMappedEquipmentId() const;
    Bool_t           LoadEquipmentIdsMap(const char *fileName);
    virtual const UInt_t* GetEquipmentAttributes() const = 0;
    virtual Int_t    GetEquipmentElementSize() const = 0;
    virtual Int_t    GetEquipmentHeaderSize() const = 0;

    Int_t            GetDetectorID() const;
    Int_t            GetDDLID() const;

    Int_t            GetDataSize() const 
      {if (fHeader) {
	if (fHeader->fSize != 0xFFFFFFFF) return fHeader->fSize - sizeof(AliRawDataHeader); 
	else return GetEquipmentSize() - GetEquipmentHeaderSize() - sizeof(AliRawDataHeader);
      } else return GetEquipmentSize() - GetEquipmentHeaderSize();};

    Int_t            GetVersion() const 
      {if (fHeader) return fHeader->GetVersion(); else return -1;};
    Bool_t           IsValid() const 
      {if (fHeader) return fHeader->TestAttribute(0); 
      else return kFALSE;};
    Bool_t           IsCompressed() const 
      {if (fHeader) return fHeader->TestAttribute(1); 
      else return kFALSE;};
    Bool_t           TestBlockAttribute(Int_t index) const
      {if (fHeader) return fHeader->TestAttribute(index); 
      else return kFALSE;};
    UChar_t          GetBlockAttributes() const 
      {if (fHeader) return fHeader->GetAttributes(); 
      else return 0;};
    UInt_t           GetStatusBits() const
      {if (fHeader) return fHeader->GetStatus(); 
      else return 0;};
    const AliRawDataHeader* GetDataHeader() const
      {return fHeader;}

    virtual Bool_t   ReadHeader() = 0;
    virtual Bool_t   ReadNextData(UChar_t*& data) = 0;
    virtual Bool_t   ReadNextInt(UInt_t& data);
    virtual Bool_t   ReadNextShort(UShort_t& data);
    virtual Bool_t   ReadNextChar(UChar_t& data);
    virtual Bool_t   ReadNext(UChar_t* data, Int_t size) = 0;

    virtual Bool_t   Reset() = 0;

    virtual Bool_t   NextEvent() = 0;
    virtual Bool_t   RewindEvents() = 0;
    virtual Bool_t   GotoEvent(Int_t event);
    virtual Bool_t   GotoEventWithID(Int_t event,
				     UInt_t period,
				     UInt_t orbitID,
				     UShort_t bcID);
    virtual Int_t    GetEventIndex() const { return -1; }
    virtual Int_t    GetNumberOfEvents() const { return -1; }

    enum {kErrMagic=1, kErrNoDataHeader=2, 
	  kErrSize=4, kErrOutOfBounds=8};
    virtual Int_t    CheckData() const;
    Int_t            GetErrorCode() const {return fErrorCode;};

    void             DumpData(Int_t limit = -1);

    void             AddErrorLog(AliRawDataErrorLog::ERawDataErrorLevel level,
				 Int_t code,
				 const char *message = NULL);
    void             AddMinorErrorLog(Int_t code,
				      const char *message = NULL) {
      return AddErrorLog(AliRawDataErrorLog::kMinor,code,message);
    }
    void             AddMajorErrorLog(Int_t code,
				      const char *message = NULL) {
      return AddErrorLog(AliRawDataErrorLog::kMajor,code,message);
    }
    void             AddFatalErrorLog(Int_t code,
				      const char *message = NULL) {
      return AddErrorLog(AliRawDataErrorLog::kFatal,code,message);
    }
    Int_t            GetNumberOfErrorLogs() const { return fErrorLogs.GetEntriesFast(); }
    const TClonesArray &GetAllErrorLogs() const { return fErrorLogs; }
    AliRawDataErrorLog *GetErrorLog(Int_t i) const {
      return (AliRawDataErrorLog *)fErrorLogs.UncheckedAt(i);
    }

    // Method which can be used in order to force the auto-save on
    // ESD tree inside AliReconstruction. For the moment it will be
    // activated only for AliRawReaderDateOnline.
    virtual Bool_t   UseAutoSaveESD() const { return kFALSE; }
    virtual TChain*  GetChain() const { return NULL; }

    Bool_t           IsRawReaderValid() const { return fIsValid; }

    void             LoadTriggerClass(const char* name, Int_t index);

    virtual AliRawReader* CloneSingleEvent() const { return NULL; }

  protected :
    virtual void     SelectEvents(Int_t type, ULong64_t triggerMask = 0, const char *triggerExpr = NULL);
    Bool_t           IsSelected() const;
    Bool_t           IsEventSelected() const;

    TArrayI         *fEquipmentIdsIn;       // array of equipment Ids to be mapped
    TArrayI         *fEquipmentIdsOut;      // array of mapped equipment Ids

    Bool_t           fRequireHeader;        // if false, data without header is accepted

    AliRawDataHeader* fHeader;              // current data header
    Int_t            fCount;                // counter of bytes to be read for current DDL

    Int_t            fSelectEquipmentType;  // type of selected equipment (<0 = no selection)
    Int_t            fSelectMinEquipmentId; // minimal index of selected equipment (<0 = no selection)
    Int_t            fSelectMaxEquipmentId; // maximal index of selected equipment (<0 = no selection)
    Bool_t           fSkipInvalid;          // skip invalid data
    Int_t            fSelectEventType;      // type of selected events (<0 = no selection)
    ULong64_t        fSelectTriggerMask;    // trigger mask for selecting events (0 = no selection)
    TString          fSelectTriggerExpr;    // trigger expression for selecting events (empty = no selection)

    Int_t            fErrorCode;            // code of last error

    Int_t            fEventNumber;          // current event number
    TClonesArray     fErrorLogs;            // raw data decoding errors

    AliRawDataHeader* fHeaderSwapped;       // temporary buffer for swapping header on PowerPC

    UInt_t SwapWord(UInt_t x) const;
    UShort_t SwapShort(UShort_t x) const;

    Bool_t           fIsValid;              // is raw-reader created successfully

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

#endif
Commit	Line	Data
a6e7b125	1	#ifndef ALIRAWREADER_H
	2	#define ALIRAWREADER_H
	3	/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	4	* See cxx source for full Copyright notice */
	5
bea6b2a4	6	/* $Id$ */
	7
	8	///////////////////////////////////////////////////////////////////////////////
	9	///
	10	/// This is the base class for reading raw data.
	11	///
	12	///////////////////////////////////////////////////////////////////////////////
	13
a6e7b125	14	#include <TObject.h>
0cfe2438	15	#include <TArrayI.h>
38cf12f3	16	#include <TClonesArray.h>
	17
	18	#include "AliRawDataErrorLog.h"
39f9963f	19	#include "AliRawDataHeader.h"
8de97894	20
636c1780	21	class TChain;
1fb5b4a8	22	class AliRawEventHeaderBase;
33314186	23	class AliRawVEvent;
a6e7b125	24
a6e7b125	25	class AliRawReader: public TObject {
969d3431	26	friend class AliEveEventManager;
a6e7b125	27	public :
8de97894	28	AliRawReader();
42d20574	29	AliRawReader(const AliRawReader& rawReader);
42d20574	30	AliRawReader& operator = (const AliRawReader& rawReader);
0cfe2438	31	virtual ~AliRawReader();
8de97894	32
43787b8e	33	static AliRawReader* Create(const char *uri);
43787b8e	34
eb808725	35	virtual void Select(Int_t detectorID,
8de97894	36	Int_t minDDLID = -1, Int_t maxDDLID = -1);
eb808725	37	virtual void Select(const char *detectorName,
362c9d61	38	Int_t minDDLID = -1, Int_t maxDDLID = -1);
eb808725	39	virtual void SelectEquipment(Int_t equipmentType,
f224de6c	40	Int_t minEquipmentId = -1,
f224de6c	41	Int_t maxEquipmentId = -1);
eb808725	42	virtual void SkipInvalid(Bool_t skip = kTRUE)
39f9963f	43	{fSkipInvalid = skip;};
299738b9	44	virtual void RequireHeader(Bool_t required)
18882b3b	45	{fRequireHeader = required;};
a6e7b125	46
1fb5b4a8	47	virtual const AliRawEventHeaderBase* GetEventHeader() const {return NULL;};
33314186	48	virtual const AliRawVEvent* GetEvent() const {return NULL;}
1fb5b4a8	49
42d20574	50	virtual UInt_t GetType() const = 0;
	51	virtual UInt_t GetRunNumber() const = 0;
	52	virtual const UInt_t* GetEventId() const = 0;
151bea4e	53	UInt_t GetPeriod() const {
151bea4e	54	const UInt_t *id = GetEventId();
4bf6d23d	55	return id ? (((id)[0]>>4)&0x0fffffff): 0;
151bea4e	56	}
	57	UInt_t GetOrbitID() const {
	58	const UInt_t *id = GetEventId();
4bf6d23d	59	return id ? ((((id)[0]<<20)&0xf00000)\|(((id)[1]>>12)&0xfffff)) : 0;
151bea4e	60	}
	61	UShort_t GetBCID() const {
	62	const UInt_t *id = GetEventId();
4bf6d23d	63	return id ? ((id)[1]&0x00000fff) : 0;
151bea4e	64	}
99b7ff2d	65	ULong64_t GetEventIdAsLong() const {
95f2890d	66	return (((ULong64_t)GetPeriod() << 36) \|
	67	((ULong64_t)GetOrbitID() << 12) \|
	68	(ULong64_t)GetBCID());
99b7ff2d	69	}
42d20574	70	virtual const UInt_t* GetTriggerPattern() const = 0;
4bf6d23d	71	ULong64_t GetClassMask() const {
	72	const UInt_t *pattern = GetTriggerPattern();
	73	return pattern ? (((ULong64_t)pattern[1] & 0x3ffff) << 32)\|(pattern[0]) : 0;
	74	}
42d20574	75	virtual const UInt_t* GetDetectorPattern() const = 0;
42d20574	76	virtual const UInt_t* GetAttributes() const = 0;
e94ad92c	77	virtual const UInt_t* GetSubEventAttributes() const = 0;
c946ab02	78	virtual UInt_t GetLDCId() const = 0;
42d20574	79	virtual UInt_t GetGDCId() const = 0;
741c154c	80	virtual UInt_t GetTimestamp() const = 0;
04fa961a	81
c946ab02	82	virtual Int_t GetEquipmentSize() const = 0;
	83	virtual Int_t GetEquipmentType() const = 0;
	84	virtual Int_t GetEquipmentId() const = 0;
0cfe2438	85	Int_t GetMappedEquipmentId() const;
0cfe2438	86	Bool_t LoadEquipmentIdsMap(const char *fileName);
c946ab02	87	virtual const UInt_t* GetEquipmentAttributes() const = 0;
c946ab02	88	virtual Int_t GetEquipmentElementSize() const = 0;
299738b9	89	virtual Int_t GetEquipmentHeaderSize() const = 0;
a6e7b125	90
0cfe2438	91	Int_t GetDetectorID() const;
0cfe2438	92	Int_t GetDDLID() const;
39f9963f	93
c946ab02	94	Int_t GetDataSize() const
527a1d3f	95	{if (fHeader) {
527a1d3f	96	if (fHeader->fSize != 0xFFFFFFFF) return fHeader->fSize - sizeof(AliRawDataHeader);
299738b9	97	else return GetEquipmentSize() - GetEquipmentHeaderSize() - sizeof(AliRawDataHeader);
299738b9	98	} else return GetEquipmentSize() - GetEquipmentHeaderSize();};
509a7696	99
c946ab02	100	Int_t GetVersion() const
4e99539f	101	{if (fHeader) return fHeader->GetVersion(); else return -1;};
39f9963f	102	Bool_t IsValid() const
	103	{if (fHeader) return fHeader->TestAttribute(0);
	104	else return kFALSE;};
c946ab02	105	Bool_t IsCompressed() const
39f9963f	106	{if (fHeader) return fHeader->TestAttribute(1);
c946ab02	107	else return kFALSE;};
c3408d7d	108	Bool_t TestBlockAttribute(Int_t index) const
	109	{if (fHeader) return fHeader->TestAttribute(index);
	110	else return kFALSE;};
	111	UChar_t GetBlockAttributes() const
	112	{if (fHeader) return fHeader->GetAttributes();
	113	else return 0;};
f58b3254	114	UInt_t GetStatusBits() const
	115	{if (fHeader) return fHeader->GetStatus();
	116	else return 0;};
c3408d7d	117	const AliRawDataHeader* GetDataHeader() const
c3408d7d	118	{return fHeader;}
c946ab02	119
c946ab02	120	virtual Bool_t ReadHeader() = 0;
8de97894	121	virtual Bool_t ReadNextData(UChar_t*& data) = 0;
	122	virtual Bool_t ReadNextInt(UInt_t& data);
	123	virtual Bool_t ReadNextShort(UShort_t& data);
	124	virtual Bool_t ReadNextChar(UChar_t& data);
bf22797a	125	virtual Bool_t ReadNext(UChar_t* data, Int_t size) = 0;
8de97894	126
8de97894	127	virtual Bool_t Reset() = 0;
a6e7b125	128
dd9a70fe	129	virtual Bool_t NextEvent() = 0;
dd9a70fe	130	virtual Bool_t RewindEvents() = 0;
636c1780	131	virtual Bool_t GotoEvent(Int_t event);
66964465	132	virtual Bool_t GotoEventWithID(Int_t event,
	133	UInt_t period,
	134	UInt_t orbitID,
	135	UShort_t bcID);
636c1780	136	virtual Int_t GetEventIndex() const { return -1; }
25e82ff5	137	virtual Int_t GetNumberOfEvents() const { return -1; }
dd9a70fe	138
39f9963f	139	enum {kErrMagic=1, kErrNoDataHeader=2,
39f9963f	140	kErrSize=4, kErrOutOfBounds=8};
b4857df7	141	virtual Int_t CheckData() const;
bea6b2a4	142	Int_t GetErrorCode() const {return fErrorCode;};
b4857df7	143
509a7696	144	void DumpData(Int_t limit = -1);
509a7696	145
9fc249d9	146	void AddErrorLog(AliRawDataErrorLog::ERawDataErrorLevel level,
9fc249d9	147	Int_t code,
38cf12f3	148	const char *message = NULL);
9fc249d9	149	void AddMinorErrorLog(Int_t code,
	150	const char *message = NULL) {
	151	return AddErrorLog(AliRawDataErrorLog::kMinor,code,message);
	152	}
	153	void AddMajorErrorLog(Int_t code,
	154	const char *message = NULL) {
	155	return AddErrorLog(AliRawDataErrorLog::kMajor,code,message);
	156	}
	157	void AddFatalErrorLog(Int_t code,
	158	const char *message = NULL) {
	159	return AddErrorLog(AliRawDataErrorLog::kFatal,code,message);
	160	}
38cf12f3	161	Int_t GetNumberOfErrorLogs() const { return fErrorLogs.GetEntriesFast(); }
79dac785	162	const TClonesArray &GetAllErrorLogs() const { return fErrorLogs; }
38cf12f3	163	AliRawDataErrorLog *GetErrorLog(Int_t i) const {
	164	return (AliRawDataErrorLog *)fErrorLogs.UncheckedAt(i);
	165	}
	166
2d91a353	167	// Method which can be used in order to force the auto-save on
	168	// ESD tree inside AliReconstruction. For the moment it will be
	169	// activated only for AliRawReaderDateOnline.
	170	virtual Bool_t UseAutoSaveESD() const { return kFALSE; }
636c1780	171	virtual TChain* GetChain() const { return NULL; }
2d91a353	172
a97af23d	173	Bool_t IsRawReaderValid() const { return fIsValid; }
a97af23d	174
56918e2f	175	void LoadTriggerClass(const char* name, Int_t index);
56918e2f	176
b900a426	177	virtual AliRawReader* CloneSingleEvent() const { return NULL; }
b900a426	178
a6e7b125	179	protected :
56918e2f	180	virtual void SelectEvents(Int_t type, ULong64_t triggerMask = 0, const char *triggerExpr = NULL);
42d20574	181	Bool_t IsSelected() const;
dd9a70fe	182	Bool_t IsEventSelected() const;
a6e7b125	183
0cfe2438	184	TArrayI *fEquipmentIdsIn; // array of equipment Ids to be mapped
0cfe2438	185	TArrayI *fEquipmentIdsOut; // array of mapped equipment Ids
18882b3b	186
0cfe2438	187	Bool_t fRequireHeader; // if false, data without header is accepted
	188
	189	AliRawDataHeader* fHeader; // current data header
	190	Int_t fCount; // counter of bytes to be read for current DDL
a6e7b125	191
f224de6c	192	Int_t fSelectEquipmentType; // type of selected equipment (<0 = no selection)
	193	Int_t fSelectMinEquipmentId; // minimal index of selected equipment (<0 = no selection)
	194	Int_t fSelectMaxEquipmentId; // maximal index of selected equipment (<0 = no selection)
0cfe2438	195	Bool_t fSkipInvalid; // skip invalid data
0cfe2438	196	Int_t fSelectEventType; // type of selected events (<0 = no selection)
00665a00	197	ULong64_t fSelectTriggerMask; // trigger mask for selecting events (0 = no selection)
56918e2f	198	TString fSelectTriggerExpr; // trigger expression for selecting events (empty = no selection)
8de97894	199
0cfe2438	200	Int_t fErrorCode; // code of last error
b4857df7	201
38cf12f3	202	Int_t fEventNumber; // current event number
edd06192	203	TClonesArray fErrorLogs; // raw data decoding errors
	204
	205	AliRawDataHeader* fHeaderSwapped; // temporary buffer for swapping header on PowerPC
38cf12f3	206
91f76e9b	207	UInt_t SwapWord(UInt_t x) const;
	208	UShort_t SwapShort(UShort_t x) const;
	209
a97af23d	210	Bool_t fIsValid; // is raw-reader created successfully
a97af23d	211
a6e7b125	212	ClassDef(AliRawReader, 0) // base class for reading raw digits
	213	};
	214
	215	#endif