[u/mrichter/AliRoot.git] / EVE / EveDet / AliEveTPCSectorData.h

// $Id$
// Main authors: Matevz Tadel & Alja Mrak-Tadel: 2006, 2007

/**************************************************************************
 * Copyright(c) 1998-2008, ALICE Experiment at CERN, all rights reserved. *
 * See http://aliceinfo.cern.ch/Offline/AliRoot/License.html for          *
 * full copyright notice.                                                 *
 **************************************************************************/

#ifndef AliEveTPCSectorData_H
#define AliEveTPCSectorData_H

#include <TObject.h>

#include <vector>

class AliTPCParam;

//------------------------------------------------------------------------------
// AliEveTPCSectorData
//
// Constainer for pad-data of a single TPC sector.
//  Also stores relevant geometry information in static data-members.
//

class AliEveTPCSectorData : public TObject
{
public:
  // --- Inner classes ---

  class PadData
  {
  public:
    PadData(Short_t* d=0, Short_t l=0) : fData(d), fLength(l) {}

    PadData(const PadData& p) : fData(p.fData), fLength(p.fLength) {}
    PadData& operator=(const PadData& p)
    { fData = p.fData; fLength = p.fLength; return *this; }

    Short_t* Data()   const { return fData; }
    Short_t  Length() const { return fLength; }

    void SetDataLength(Short_t* d, Short_t l) { fData = d; fLength = l; }

    void Print(Option_t* opt="");

  protected:
    Short_t* fData;   // Data for given pad.
    Short_t  fLength; // Length of pad-data.
  };

  class PadIterator
  {
  public:
    PadIterator(const PadData& pd, Short_t thr=0) :
      fBeg(pd.Data()), fEnd(pd.Data() + pd.Length()), fPos(pd.Data()),
      fTime(-1), fSignal(-1), fThreshold(thr), fNChunk(0)
    {}
    PadIterator(const PadIterator& i) :
      fBeg(i.fBeg), fEnd(i.fEnd), fPos(i.fPos),
      fTime(i.fTime), fSignal(i.fSignal), fThreshold(i.fThreshold), fNChunk(i.fNChunk)
    {}
    virtual ~PadIterator() {}

    PadIterator& operator=(const PadIterator& i) {
      fBeg = i.fBeg; fEnd = i.fEnd; fPos = i.fPos;
      fTime = i.fTime; fSignal = i.fSignal; fThreshold = i.fThreshold; fNChunk = i.fNChunk;
      return *this;
    }

    Bool_t Next();
    void   Reset();
    void   Reset(const PadData& pd);

    Short_t Time()   const { return fTime; }
    Short_t Signal() const { return fSignal; }

    Short_t Threshold()    const { return fThreshold; }
    void SetThreshold(Short_t t) { fThreshold = t; }

    void Test();

  protected:
    Short_t *fBeg, *fEnd;    // Begin and end of data.
    Short_t *fPos;           // Current position.
    Short_t  fTime, fSignal; // Current time and signal.
    Short_t  fThreshold;     // Threshold for data iteration. 
    Short_t  fNChunk;        // Number of contiguous signals still to read.
  };

  class RowIterator : public PadIterator
  {
  public:
    RowIterator(const PadData* first, Short_t npads, Short_t thr=0) :
      PadIterator(*first, thr),
      fPadArray(first), fNPads(npads),
      fPad(-1)
    {}
    RowIterator(const RowIterator& i) :
      PadIterator(i),
      fPadArray(i.fPadArray), fNPads(i.fNPads), fPad(i.fPad)
    {}

    RowIterator& operator=(const RowIterator& i) {
      fPadArray = i.fPadArray; fNPads = i.fNPads; fPad = i.fPad;
      return *this;
    }

    Bool_t NextPad();
    void   ResetRow();
    void   ResetRow(const PadData* first, Short_t npads);

    Short_t TEvePad() const { return fPad; }

  protected:
    const PadData *fPadArray; // Pointer to array of pad-data.
    Short_t        fNPads;    // Number of pads in row.
    Short_t        fPad;      // Current pad.
  };

  class SegmentInfo : public TObject
  {
    friend class AliEveTPCSectorData;

  public:
    SegmentInfo();

    Float_t GetPadWidth()  const { return fPadWidth; }
    Float_t GetPadHeight() const { return fPadHeight; }
    Float_t GetRLow()      const { return fRLow; }
    Int_t   GetNRows()     const { return fNRows; }
    Int_t   GetFirstRow()  const { return fFirstRow; }
    Int_t   GetLastRow()   const { return fLastRow; }
    Int_t   GetNMaxPads()  const { return fNMaxPads; }
    Int_t   GetNYSteps()   const { return fNYSteps; }
    Float_t GetYStep(Int_t step) const { return fYStep[step]; }

  private:
    Float_t   fPadWidth;  // Width of pad in this segment.
    Float_t   fPadHeight; // Height of pad in this segment.
    Float_t   fRLow;      // Radius at the bottom of first row.
    Int_t     fNRows;     // Number of rows in this segment.
    Int_t     fFirstRow;  // First row index within sector.
    Int_t     fLastRow;   // Last row index within sector.
    Int_t     fNMaxPads;  // Maximum number of pads in a row.
    Int_t     fNYSteps;   // Number of steps in pad-count.
    Float_t   fYStep[64]; // Y coords where pad-count changes.

    ClassDef(SegmentInfo, 0);
  };

  // --- Interface ---

  AliEveTPCSectorData(Int_t sector, Int_t bsize=65536);
  virtual ~AliEveTPCSectorData();

  void DropData();

  virtual void Print(Option_t* opt="") const;

  void BeginPad(Int_t row, Int_t pad, Bool_t reverseTime=kFALSE);
  void RegisterData(Short_t time, Short_t signal);
  void EndPad(Bool_t autoPedestal=kFALSE, Short_t threshold=0);

  const PadData& GetPadData(Int_t padAddr) const;
  const PadData& GetPadData(Int_t row, Int_t pad) const;

  PadIterator MakePadIterator(Int_t padAddr, Short_t thr=0);
  PadIterator MakePadIterator(Int_t row, Int_t pad, Short_t thr=0);

  RowIterator MakeRowIterator(Int_t row, Short_t thr=0);

  // --- Static functions

  static const AliTPCParam& GetParam() { return *fgParam; }
  static Float_t GetZLength()  { return fgZLength;  }
  static Int_t   GetNAllRows() { return fgNAllRows; }
  static Int_t   GetNAllPads() { return fgNAllPads; }

  static Int_t GetNPadsInRow(Int_t row);

  static const SegmentInfo& GetInnSeg()  { return fgInnSeg;  }
  static const SegmentInfo& GetOut1Seg() { return fgOut1Seg; }
  static const SegmentInfo& GetOut2Seg() { return fgOut2Seg; }

  static const SegmentInfo& GetSeg(Int_t seg);

  static void InitStatics();


protected:
  Int_t                 fSectorID;      // Sector id.
  Int_t                 fNPadsFilled;   // Number of filled pads.
  std::vector<PadData>  fPads;          // Vector of pad-data.

  // Blocks of pad-data.
  const Int_t           fkBlockSize;    // Size of pad-data block.
  Int_t                 fBlockPos;      // Position in current block.
  std::vector<Short_t*> fBlocks;        // Vector of blocks.

  void NewBlock();


  // Intermediate buffer/vars used during filling of pad-data.
  Short_t fPadBuffer[2048];     // Buffer for current pad.
  Int_t   fCurrentRow;          // Current row.
  Int_t   fCurrentPad;          // Current pad.
  Int_t   fCurrentPos;          // Current position in pad-buffer.
  Int_t   fCurrentStep;         // Step, can be -2 or +2, depending on fill direction.

  Int_t PadIndex(Int_t row, Int_t pad) const { return fgRowBegs[row] + pad; }


private:
  static AliTPCParam *fgParam;     // Global TPC parameters.
  static Float_t      fgZLength;   // Z-length of a sector.
  static Int_t        fgNAllRows;  // Number of rows in all segments.
  static Int_t        fgNAllPads;  // Number of pads in all segments.
  static Int_t       *fgRowBegs;   // Ids of pads at row-beginnings.

  static SegmentInfo  fgInnSeg;    // Geometry information for inner segment.
  static SegmentInfo  fgOut1Seg;   // Geometry information for middle segment.
  static SegmentInfo  fgOut2Seg;   // Geometry information for outer segment.

  static SegmentInfo* fgSegInfoPtrs[3]; // Array of geometry information objects, for access by segment id.

  AliEveTPCSectorData(const AliEveTPCSectorData&);            // Not implemented
  AliEveTPCSectorData& operator=(const AliEveTPCSectorData&); // Not implemented

  ClassDef(AliEveTPCSectorData, 0); // Holds pad-data of a single TPC sector. Also stores geometry information in static data-members.
};


inline void AliEveTPCSectorData::RegisterData(Short_t time, Short_t signal)
{
  // Register data for given time.

  fPadBuffer[fCurrentPos]   = time;
  fPadBuffer[fCurrentPos+1] = signal;
  fCurrentPos += fCurrentStep;
}

#endif
Commit	Line	Data
d810d0de	1	// $Id$
	2	// Main authors: Matevz Tadel & Alja Mrak-Tadel: 2006, 2007
	3
	4	/**************************************************************************
	5	* Copyright(c) 1998-2008, ALICE Experiment at CERN, all rights reserved. *
	6	* See http://aliceinfo.cern.ch/Offline/AliRoot/License.html for *
51346b82	7	* full copyright notice. *
d810d0de	8	**************************************************************************/
915dabe1	9
a15e6d7d	10	#ifndef AliEveTPCSectorData_H
a15e6d7d	11	#define AliEveTPCSectorData_H
915dabe1	12
	13	#include <TObject.h>
	14
	15	#include <vector>
	16
	17	class AliTPCParam;
	18
a15e6d7d	19	//------------------------------------------------------------------------------
	20	// AliEveTPCSectorData
	21	//
	22	// Constainer for pad-data of a single TPC sector.
	23	// Also stores relevant geometry information in static data-members.
	24	//
915dabe1	25
d810d0de	26	class AliEveTPCSectorData : public TObject
915dabe1	27	{
915dabe1	28	public:
4b456ebb	29	// --- Inner classes ---
915dabe1	30
	31	class PadData
	32	{
915dabe1	33	public:
	34	PadData(Short_t* d=0, Short_t l=0) : fData(d), fLength(l) {}
	35
3c67f72c	36	PadData(const PadData& p) : fData(p.fData), fLength(p.fLength) {}
	37	PadData& operator=(const PadData& p)
	38	{ fData = p.fData; fLength = p.fLength; return *this; }
	39
915dabe1	40	Short_t* Data() const { return fData; }
	41	Short_t Length() const { return fLength; }
	42
	43	void SetDataLength(Short_t* d, Short_t l) { fData = d; fLength = l; }
	44
	45	void Print(Option_t* opt="");
4b456ebb	46
	47	protected:
	48	Short_t* fData; // Data for given pad.
	49	Short_t fLength; // Length of pad-data.
915dabe1	50	};
	51
	52	class PadIterator
	53	{
915dabe1	54	public:
	55	PadIterator(const PadData& pd, Short_t thr=0) :
	56	fBeg(pd.Data()), fEnd(pd.Data() + pd.Length()), fPos(pd.Data()),
	57	fTime(-1), fSignal(-1), fThreshold(thr), fNChunk(0)
	58	{}
265ecb21	59	PadIterator(const PadIterator& i) :
	60	fBeg(i.fBeg), fEnd(i.fEnd), fPos(i.fPos),
	61	fTime(i.fTime), fSignal(i.fSignal), fThreshold(i.fThreshold), fNChunk(i.fNChunk)
	62	{}
	63	virtual ~PadIterator() {}
	64
	65	PadIterator& operator=(const PadIterator& i) {
	66	fBeg = i.fBeg; fEnd = i.fEnd; fPos = i.fPos;
	67	fTime = i.fTime; fSignal = i.fSignal; fThreshold = i.fThreshold; fNChunk = i.fNChunk;
	68	return *this;
	69	}
915dabe1	70
	71	Bool_t Next();
	72	void Reset();
	73	void Reset(const PadData& pd);
	74
	75	Short_t Time() const { return fTime; }
	76	Short_t Signal() const { return fSignal; }
	77
	78	Short_t Threshold() const { return fThreshold; }
	79	void SetThreshold(Short_t t) { fThreshold = t; }
	80
	81	void Test();
4b456ebb	82
	83	protected:
	84	Short_t fBeg, fEnd; // Begin and end of data.
	85	Short_t *fPos; // Current position.
	86	Short_t fTime, fSignal; // Current time and signal.
	87	Short_t fThreshold; // Threshold for data iteration.
	88	Short_t fNChunk; // Number of contiguous signals still to read.
915dabe1	89	};
	90
	91	class RowIterator : public PadIterator
	92	{
915dabe1	93	public:
	94	RowIterator(const PadData* first, Short_t npads, Short_t thr=0) :
	95	PadIterator(*first, thr),
	96	fPadArray(first), fNPads(npads),
	97	fPad(-1)
	98	{}
265ecb21	99	RowIterator(const RowIterator& i) :
	100	PadIterator(i),
	101	fPadArray(i.fPadArray), fNPads(i.fNPads), fPad(i.fPad)
	102	{}
	103
	104	RowIterator& operator=(const RowIterator& i) {
	105	fPadArray = i.fPadArray; fNPads = i.fNPads; fPad = i.fPad;
	106	return *this;
	107	}
915dabe1	108
	109	Bool_t NextPad();
	110	void ResetRow();
	111	void ResetRow(const PadData* first, Short_t npads);
51346b82	112
84aff7a4	113	Short_t TEvePad() const { return fPad; }
4b456ebb	114
	115	protected:
	116	const PadData *fPadArray; // Pointer to array of pad-data.
	117	Short_t fNPads; // Number of pads in row.
	118	Short_t fPad; // Current pad.
915dabe1	119	};
	120
	121	class SegmentInfo : public TObject
	122	{
d810d0de	123	friend class AliEveTPCSectorData;
915dabe1	124
915dabe1	125	public:
	126	SegmentInfo();
	127
	128	Float_t GetPadWidth() const { return fPadWidth; }
	129	Float_t GetPadHeight() const { return fPadHeight; }
	130	Float_t GetRLow() const { return fRLow; }
	131	Int_t GetNRows() const { return fNRows; }
	132	Int_t GetFirstRow() const { return fFirstRow; }
	133	Int_t GetLastRow() const { return fLastRow; }
	134	Int_t GetNMaxPads() const { return fNMaxPads; }
	135	Int_t GetNYSteps() const { return fNYSteps; }
	136	Float_t GetYStep(Int_t step) const { return fYStep[step]; }
	137
4b456ebb	138	private:
	139	Float_t fPadWidth; // Width of pad in this segment.
	140	Float_t fPadHeight; // Height of pad in this segment.
	141	Float_t fRLow; // Radius at the bottom of first row.
	142	Int_t fNRows; // Number of rows in this segment.
	143	Int_t fFirstRow; // First row index within sector.
	144	Int_t fLastRow; // Last row index within sector.
	145	Int_t fNMaxPads; // Maximum number of pads in a row.
	146	Int_t fNYSteps; // Number of steps in pad-count.
	147	Float_t fYStep[64]; // Y coords where pad-count changes.
	148
915dabe1	149	ClassDef(SegmentInfo, 0);
	150	};
	151
4b456ebb	152	// --- Interface ---
a97abca8	153
d810d0de	154	AliEveTPCSectorData(Int_t sector, Int_t bsize=65536);
d810d0de	155	virtual ~AliEveTPCSectorData();
915dabe1	156
092578a7	157	void DropData();
092578a7	158
915dabe1	159	virtual void Print(Option_t* opt="") const;
	160
	161	void BeginPad(Int_t row, Int_t pad, Bool_t reverseTime=kFALSE);
	162	void RegisterData(Short_t time, Short_t signal);
d6433e5d	163	void EndPad(Bool_t autoPedestal=kFALSE, Short_t threshold=0);
915dabe1	164
a15e6d7d	165	const PadData& GetPadData(Int_t padAddr) const;
a15e6d7d	166	const PadData& GetPadData(Int_t row, Int_t pad) const;
915dabe1	167
	168	PadIterator MakePadIterator(Int_t padAddr, Short_t thr=0);
	169	PadIterator MakePadIterator(Int_t row, Int_t pad, Short_t thr=0);
	170
	171	RowIterator MakeRowIterator(Int_t row, Short_t thr=0);
	172
	173	// --- Static functions
	174
	175	static const AliTPCParam& GetParam() { return *fgParam; }
c7e321e3	176	static Float_t GetZLength() { return fgZLength; }
	177	static Int_t GetNAllRows() { return fgNAllRows; }
	178	static Int_t GetNAllPads() { return fgNAllPads; }
915dabe1	179
	180	static Int_t GetNPadsInRow(Int_t row);
	181
	182	static const SegmentInfo& GetInnSeg() { return fgInnSeg; }
	183	static const SegmentInfo& GetOut1Seg() { return fgOut1Seg; }
	184	static const SegmentInfo& GetOut2Seg() { return fgOut2Seg; }
	185
	186	static const SegmentInfo& GetSeg(Int_t seg);
51346b82	187
915dabe1	188	static void InitStatics();
915dabe1	189
75a20dc1	190
4b456ebb	191	protected:
	192	Int_t fSectorID; // Sector id.
	193	Int_t fNPadsFilled; // Number of filled pads.
	194	std::vector<PadData> fPads; // Vector of pad-data.
75a20dc1	195
4b456ebb	196	// Blocks of pad-data.
	197	const Int_t fkBlockSize; // Size of pad-data block.
	198	Int_t fBlockPos; // Position in current block.
	199	std::vector<Short_t*> fBlocks; // Vector of blocks.
	200
	201	void NewBlock();
75a20dc1	202
75a20dc1	203
4b456ebb	204	// Intermediate buffer/vars used during filling of pad-data.
	205	Short_t fPadBuffer[2048]; // Buffer for current pad.
	206	Int_t fCurrentRow; // Current row.
	207	Int_t fCurrentPad; // Current pad.
	208	Int_t fCurrentPos; // Current position in pad-buffer.
	209	Int_t fCurrentStep; // Step, can be -2 or +2, depending on fill direction.
	210
	211	Int_t PadIndex(Int_t row, Int_t pad) const { return fgRowBegs[row] + pad; }
51346b82	212
75a20dc1	213
4b456ebb	214	private:
	215	static AliTPCParam *fgParam; // Global TPC parameters.
	216	static Float_t fgZLength; // Z-length of a sector.
	217	static Int_t fgNAllRows; // Number of rows in all segments.
	218	static Int_t fgNAllPads; // Number of pads in all segments.
	219	static Int_t *fgRowBegs; // Ids of pads at row-beginnings.
	220
	221	static SegmentInfo fgInnSeg; // Geometry information for inner segment.
	222	static SegmentInfo fgOut1Seg; // Geometry information for middle segment.
	223	static SegmentInfo fgOut2Seg; // Geometry information for outer segment.
	224
	225	static SegmentInfo* fgSegInfoPtrs[3]; // Array of geometry information objects, for access by segment id.
	226
	227	AliEveTPCSectorData(const AliEveTPCSectorData&); // Not implemented
	228	AliEveTPCSectorData& operator=(const AliEveTPCSectorData&); // Not implemented
	229
a97abca8	230	ClassDef(AliEveTPCSectorData, 0); // Holds pad-data of a single TPC sector. Also stores geometry information in static data-members.
a97abca8	231	};
915dabe1	232
915dabe1	233
d810d0de	234	inline void AliEveTPCSectorData::RegisterData(Short_t time, Short_t signal)
915dabe1	235	{
a97abca8	236	// Register data for given time.
a97abca8	237
915dabe1	238	fPadBuffer[fCurrentPos] = time;
	239	fPadBuffer[fCurrentPos+1] = signal;
	240	fCurrentPos += fCurrentStep;
	241	}
	242
915dabe1	243	#endif