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

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

/* $Id$ */

////////////////////////////////////////////////////////////////////////////
//                                                                        //
//  TRD pad plane class                                                   //
//                                                                        //
//  Contains the information on ideal pad positions, pad dimensions,      //
//  tilting angle, etc.                                                   //
//  It also provides methods to identify the current pad number from      //
//  local tracking coordinates.                                           //
//                                                                        //
////////////////////////////////////////////////////////////////////////////

#include <TObject.h>

//_____________________________________________________________________________
class AliTRDpadPlane : public TObject {

 public:

  AliTRDpadPlane();
  AliTRDpadPlane(Int_t layer, Int_t stack);
  virtual           ~AliTRDpadPlane();
  virtual void       Copy(TObject &p) const;

  void     SetLayer(Int_t l)                   { fLayer          = l; };
  void     SetStack(Int_t s)                   { fStack          = s; };
  void     SetRowSpacing(Double_t s)           { fRowSpacing     = s; };
  void     SetColSpacing(Double_t s)           { fColSpacing     = s; };
  void     SetLengthRim(Double_t l)            { fLengthRim      = l; };
  void     SetWidthRim(Double_t w)             { fWidthRim       = w; };
  void     SetNcols(Int_t n)                   { fNcols          = n;
                                                 if (fPadCol) delete[] fPadCol;
                                                 fPadCol         = new Double_t[fNcols]; };
  void     SetNrows(Int_t n)                   { fNrows          = n;
                                                 if (fPadRow) delete[] fPadRow;
                                                 fPadRow         = new Double_t[fNrows]; };
  void     SetPadCol(Int_t ic, Double_t c)     { if (ic < fNcols) fPadCol[ic] = c;       };
  void     SetPadRow(Int_t ir, Double_t r)     { if (ir < fNrows) fPadRow[ir] = r;       };
  void     SetLength(Double_t l)               { fLength          = l; };
  void     SetWidth(Double_t w)                { fWidth           = w; };
  void     SetLengthOPad(Double_t l)           { fLengthOPad      = l; };
  void     SetWidthOPad(Double_t w)            { fWidthOPad       = w; };
  void     SetLengthIPad(Double_t l)           { fLengthIPad      = l; };
  void     SetWidthIPad(Double_t w)            { fWidthIPad       = w; };
  void     SetPadRowSMOffset(Double_t o)       { fPadRowSMOffset  = o; };
  void     SetAnodeWireOffset(Float_t o)       { fAnodeWireOffset = o; };
  void     SetTiltingAngle(Double_t t);

  Int_t    GetPadRowNumber(Double_t z) const;
  Int_t    GetPadRowNumberROC(Double_t z) const;
  Int_t    GetPadColNumber(Double_t rphi) const;

  Double_t GetTiltOffset(Double_t rowOffset) const 
                                             { return fTiltingTan * (rowOffset - 0.5*fLengthIPad); };

  Double_t GetPadRowOffset(Int_t row, Double_t z) const
                                             { if ((row < 0) || (row >= fNrows))
                                                 return -1.0;
                                                else 
                                                 return fPadRow[row] + fPadRowSMOffset - z;        };
  Double_t GetPadRowOffsetROC(Int_t row, Double_t z) const
                                             { if ((row < 0) || (row >= fNrows))
                                                 return -1.0;
                                               else 
                                                 return fPadRow[row] - z;    };

  Double_t GetPadColOffset(Int_t col, Double_t rphi) const
                                             { if ((col < 0) || (col >= fNcols))
                                                 return -1.0;
                                               else
                                                 return rphi - fPadCol[col]; };

  Double_t GetTiltingAngle() const           { return fTiltingAngle;    };

  Int_t    GetNrows() const                  { return fNrows;           };
  Int_t    GetNcols() const                  { return fNcols;           };

  Double_t GetRow0() const                   { return fPadRow[0] + fPadRowSMOffset;    };
  Double_t GetRow0ROC() const                { return fPadRow[0];       };
  Double_t GetCol0() const                   { return fPadCol[0];       };

  Double_t GetRowEnd() const                 { return fPadRow[fNrows-1] - fLengthOPad + fPadRowSMOffset; };
  Double_t GetRowEndROC() const              { return fPadRow[fNrows-1] - fLengthOPad; };
  Double_t GetColEnd() const                 { return fPadCol[fNcols-1] + fWidthOPad;  };

  Double_t GetRowPos(Int_t row) const        { return fPadRow[row] + fPadRowSMOffset;  };
  Double_t GetRowPosROC(Int_t row) const     { return fPadRow[row];     };
  Double_t GetColPos(Int_t col) const        { return fPadCol[col];     };
  
  Double_t GetRowSize(Int_t row) const       { if ((row == 0) || (row == fNrows-1))
                                                 return fLengthOPad;
                                               else
                                                 return fLengthIPad; };
  Double_t GetColSize(Int_t col) const       { if ((col == 0) || (col == fNcols-1))
                                                 return fWidthOPad;
                                               else
                                                 return fWidthIPad;     };

  Double_t GetLengthRim() const              { return fLengthRim;       };
  Double_t GetWidthRim() const               { return fWidthRim;        };

  Double_t GetRowSpacing() const             { return fRowSpacing;      };
  Double_t GetColSpacing() const             { return fColSpacing;      };

  Double_t GetLengthOPad() const             { return fLengthOPad;      };
  Double_t GetLengthIPad() const             { return fLengthIPad;      };

  Double_t GetWidthOPad() const              { return fWidthOPad;       };
  Double_t GetWidthIPad() const              { return fWidthIPad;       };

  Double_t GetAnodeWireOffset() const        { return fAnodeWireOffset; };

 protected:

  Int_t     fLayer;           //  Layer number
  Int_t     fStack;           //  Stack number

  Double_t  fLength;          //  Length of pad plane in z-direction (row)
  Double_t  fWidth;           //  Width of pad plane in rphi-direction (col)

  Double_t  fLengthRim;       //  Length of the rim in z-direction (row)
  Double_t  fWidthRim;        //  Width of the rim in rphi-direction (col)

  Double_t  fLengthOPad;      //  Length of an outer pad in z-direction (row)
  Double_t  fWidthOPad;       //  Width of an outer pad in rphi-direction (col)

  Double_t  fLengthIPad;      //  Length of an inner pad in z-direction (row)
  Double_t  fWidthIPad;       //  Width of an inner pad in rphi-direction (col)

  Double_t  fRowSpacing;      //  Spacing between the pad rows
  Double_t  fColSpacing;      //  Spacing between the pad columns

  Int_t     fNrows;           //  Number of rows
  Int_t     fNcols;           //  Number of columns

  Double_t  fTiltingAngle;    //  Pad tilting angle  
  Double_t  fTiltingTan;      //  Tangens of pad tilting angle

  Double_t *fPadRow;          //  Pad border positions in row direction
  Double_t *fPadCol;          //  Pad border positions in column direction

  Double_t  fPadRowSMOffset;  //  To be added to translate local ROC system to local SM system

  Double_t  fAnodeWireOffset; //  Distance of first anode wire from pad edge

 private:
  AliTRDpadPlane(const AliTRDpadPlane &p);
  AliTRDpadPlane    &operator=(const AliTRDpadPlane &p);

  ClassDef(AliTRDpadPlane,6)  //  TRD ROC pad plane

};

#endif
Commit	Line	Data
	1	#ifndef ALITRDPADPLANE_H
	2	#define ALITRDPADPLANE_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	// TRD pad plane class //
	11	// //
	12	// Contains the information on ideal pad positions, pad dimensions, //
	13	// tilting angle, etc. //
	14	// It also provides methods to identify the current pad number from //
	15	// local tracking coordinates. //
	16	// //
	17	////////////////////////////////////////////////////////////////////////////
	18
	19	#include <TObject.h>
	20
	21	//_____________________________________________________________________________
	22	class AliTRDpadPlane : public TObject {
	23
	24	public:
	25
	26	AliTRDpadPlane();
	27	AliTRDpadPlane(Int_t layer, Int_t stack);
	28	virtual ~AliTRDpadPlane();
	29	virtual void Copy(TObject &p) const;
	30
	31	void SetLayer(Int_t l) { fLayer = l; };
	32	void SetStack(Int_t s) { fStack = s; };
	33	void SetRowSpacing(Double_t s) { fRowSpacing = s; };
	34	void SetColSpacing(Double_t s) { fColSpacing = s; };
	35	void SetLengthRim(Double_t l) { fLengthRim = l; };
	36	void SetWidthRim(Double_t w) { fWidthRim = w; };
	37	void SetNcols(Int_t n) { fNcols = n;
	38	if (fPadCol) delete[] fPadCol;
	39	fPadCol = new Double_t[fNcols]; };
	40	void SetNrows(Int_t n) { fNrows = n;
	41	if (fPadRow) delete[] fPadRow;
	42	fPadRow = new Double_t[fNrows]; };
	43	void SetPadCol(Int_t ic, Double_t c) { if (ic < fNcols) fPadCol[ic] = c; };
	44	void SetPadRow(Int_t ir, Double_t r) { if (ir < fNrows) fPadRow[ir] = r; };
	45	void SetLength(Double_t l) { fLength = l; };
	46	void SetWidth(Double_t w) { fWidth = w; };
	47	void SetLengthOPad(Double_t l) { fLengthOPad = l; };
	48	void SetWidthOPad(Double_t w) { fWidthOPad = w; };
	49	void SetLengthIPad(Double_t l) { fLengthIPad = l; };
	50	void SetWidthIPad(Double_t w) { fWidthIPad = w; };
	51	void SetPadRowSMOffset(Double_t o) { fPadRowSMOffset = o; };
	52	void SetAnodeWireOffset(Float_t o) { fAnodeWireOffset = o; };
	53	void SetTiltingAngle(Double_t t);
	54
	55	Int_t GetPadRowNumber(Double_t z) const;
	56	Int_t GetPadRowNumberROC(Double_t z) const;
	57	Int_t GetPadColNumber(Double_t rphi) const;
	58
	59	Double_t GetTiltOffset(Double_t rowOffset) const
	60	{ return fTiltingTan * (rowOffset - 0.5*fLengthIPad); };
	61
	62	Double_t GetPadRowOffset(Int_t row, Double_t z) const
	63	{ if ((row < 0) \|\| (row >= fNrows))
	64	return -1.0;
	65	else
	66	return fPadRow[row] + fPadRowSMOffset - z; };
	67	Double_t GetPadRowOffsetROC(Int_t row, Double_t z) const
	68	{ if ((row < 0) \|\| (row >= fNrows))
	69	return -1.0;
	70	else
	71	return fPadRow[row] - z; };
	72
	73	Double_t GetPadColOffset(Int_t col, Double_t rphi) const
	74	{ if ((col < 0) \|\| (col >= fNcols))
	75	return -1.0;
	76	else
	77	return rphi - fPadCol[col]; };
	78
	79	Double_t GetTiltingAngle() const { return fTiltingAngle; };
	80
	81	Int_t GetNrows() const { return fNrows; };
	82	Int_t GetNcols() const { return fNcols; };
	83
	84	Double_t GetRow0() const { return fPadRow[0] + fPadRowSMOffset; };
	85	Double_t GetRow0ROC() const { return fPadRow[0]; };
	86	Double_t GetCol0() const { return fPadCol[0]; };
	87
	88	Double_t GetRowEnd() const { return fPadRow[fNrows-1] - fLengthOPad + fPadRowSMOffset; };
	89	Double_t GetRowEndROC() const { return fPadRow[fNrows-1] - fLengthOPad; };
	90	Double_t GetColEnd() const { return fPadCol[fNcols-1] + fWidthOPad; };
	91
	92	Double_t GetRowPos(Int_t row) const { return fPadRow[row] + fPadRowSMOffset; };
	93	Double_t GetRowPosROC(Int_t row) const { return fPadRow[row]; };
	94	Double_t GetColPos(Int_t col) const { return fPadCol[col]; };
	95
	96	Double_t GetRowSize(Int_t row) const { if ((row == 0) \|\| (row == fNrows-1))
	97	return fLengthOPad;
	98	else
	99	return fLengthIPad; };
	100	Double_t GetColSize(Int_t col) const { if ((col == 0) \|\| (col == fNcols-1))
	101	return fWidthOPad;
	102	else
	103	return fWidthIPad; };
	104
	105	Double_t GetLengthRim() const { return fLengthRim; };
	106	Double_t GetWidthRim() const { return fWidthRim; };
	107
	108	Double_t GetRowSpacing() const { return fRowSpacing; };
	109	Double_t GetColSpacing() const { return fColSpacing; };
	110
	111	Double_t GetLengthOPad() const { return fLengthOPad; };
	112	Double_t GetLengthIPad() const { return fLengthIPad; };
	113
	114	Double_t GetWidthOPad() const { return fWidthOPad; };
	115	Double_t GetWidthIPad() const { return fWidthIPad; };
	116
	117	Double_t GetAnodeWireOffset() const { return fAnodeWireOffset; };
	118
	119	protected:
	120
	121	Int_t fLayer; // Layer number
	122	Int_t fStack; // Stack number
	123
	124	Double_t fLength; // Length of pad plane in z-direction (row)
	125	Double_t fWidth; // Width of pad plane in rphi-direction (col)
	126
	127	Double_t fLengthRim; // Length of the rim in z-direction (row)
	128	Double_t fWidthRim; // Width of the rim in rphi-direction (col)
	129
	130	Double_t fLengthOPad; // Length of an outer pad in z-direction (row)
	131	Double_t fWidthOPad; // Width of an outer pad in rphi-direction (col)
	132
	133	Double_t fLengthIPad; // Length of an inner pad in z-direction (row)
	134	Double_t fWidthIPad; // Width of an inner pad in rphi-direction (col)
	135
	136	Double_t fRowSpacing; // Spacing between the pad rows
	137	Double_t fColSpacing; // Spacing between the pad columns
	138
	139	Int_t fNrows; // Number of rows
	140	Int_t fNcols; // Number of columns
	141
	142	Double_t fTiltingAngle; // Pad tilting angle
	143	Double_t fTiltingTan; // Tangens of pad tilting angle
	144
	145	Double_t *fPadRow; // Pad border positions in row direction
	146	Double_t *fPadCol; // Pad border positions in column direction
	147
	148	Double_t fPadRowSMOffset; // To be added to translate local ROC system to local SM system
	149
	150	Double_t fAnodeWireOffset; // Distance of first anode wire from pad edge
	151
	152	private:
	153	AliTRDpadPlane(const AliTRDpadPlane &p);
	154	AliTRDpadPlane &operator=(const AliTRDpadPlane &p);
	155
	156	ClassDef(AliTRDpadPlane,6) // TRD ROC pad plane
	157
	158	};
	159
	160	#endif