[u/mrichter/AliRoot.git] / TOF / AliTOFGeometry.h

#ifndef ALITOFGEOMETRY_H
#define ALITOFGEOMETRY_H

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

/* $Id$ */

///////////////////////////////////////////////////////////////////////////////
//                                                                           //
//  TOF geometry class                                                       //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////

#include "TGeoMatrix.h"
#include "TObject.h"

//class TGeoMatrix;

class AliTOFGeometry: public TObject{

 public:
  AliTOFGeometry();
  virtual ~AliTOFGeometry();

  static  Int_t NStripA()     { return kNStripA;};
  static  Int_t NStripB()     { return kNStripB;};
  static  Int_t NStripC()     { return kNStripC;};
  static  Int_t NMaxNstrip()  { return kMaxNstrip;};
  static  Int_t NpadX()       { return kNpadX;};
  static  Int_t NpadZ()       { return kNpadZ;};
  static  Int_t NpadXStrip()  { return kNpadX*kNpadZ;};
  static  Int_t NSectors()    { return kNSectors;};
  static  Int_t NPlates()     { return kNPlates;};
  static Int_t NStripXSector() { return (kNStripA + 2*kNStripB +
						2*kNStripC);};
  static Int_t NPadXSector() { return (kNStripA + 2*kNStripB +
					2*kNStripC)*kNpadX*kNpadZ;};

  static Float_t RinTOF()  { return fgkxTOF;};
  static Float_t Rmin()      { return fgkRmin;};
  static Float_t Rmax()      { return fgkRmax;};

  static  Float_t XPad()     { return fgkXPad;};
  static  Float_t ZPad()     { return fgkZPad;};

  static  Float_t StripLength() { return fgkStripLength;};

  static  Int_t TimeDiff()    { return fgkTimeDiff;};
  static  Int_t MaxTOFTree()  { return kMaxTOFTree;};

  static  Int_t NDDL()        { return kNDDL;};
  static  Int_t NTRM()        { return kNTRM;}
  static  Int_t NTdc()        { return kNTdc;};
  static  Int_t NChain()      { return kNChain;};
  static  Int_t NCh()         { return kNCh;};
  static  Int_t NPadXTRM()    { return kNCh*kNTdc*kNChain;};

  static  Float_t ZlenA()       { return fgkZlenA;};
  static  Float_t ZlenB()       { return fgkZlenB;};
  static  Float_t ZlenC()       { return fgkZlenC;};
  static  Float_t MaxhZtof()    { return fgkMaxhZtof;};

  static  Float_t SigmaForTail1() { return fgkSigmaForTail1;};
  static  Float_t SigmaForTail2() { return fgkSigmaForTail2;};
 
  static  Double_t GetAlpha()  { return 2 * 3.14159265358979323846 / kNSectors; }; 
 
  static Float_t TdcBinWidth() {return fgkTdcBin;};
  static Float_t ToTBinWidth() {return fgkToTBin;};

  virtual void    ImportGeometry();
  virtual void    SetHoles(Bool_t holes) {fHoles = holes;};
  virtual Bool_t  GetHoles() const {return fHoles;};
  virtual Float_t DistanceToPadPar(Int_t *det, Float_t *pos, Float_t *dist3d=0) const;
  virtual Bool_t  IsInsideThePadPar(Int_t *det, Float_t *pos) const;
  virtual Bool_t  IsInsideThePad(TGeoHMatrix mat, Float_t *pos, Float_t *dist3d=0) const;
  virtual void    GetVolumePath(Int_t *ind, Char_t *path );
  virtual void    GetVolumePath(Int_t sector, Char_t *path );
  virtual void    GetVolumePath(Int_t sector, Int_t plate, Int_t strip, Char_t *path );
  virtual void    GetPos(Int_t *det,Float_t *pos);
  virtual void    GetPosPar(Int_t *det,Float_t *pos) const;
  virtual void    GetDetID(Float_t *pos,Int_t *det) const;
  virtual Int_t   GetPlate(Float_t *pos) const;
  virtual Int_t   GetStrip(Float_t *pos) const;
  virtual Int_t   GetSector(Float_t *pos) const;
  virtual Int_t   GetPadX(Float_t *pos) const;
  virtual Int_t   GetPadZ(Float_t *pos) const;
  virtual Float_t GetX(Int_t *det) const ;
  virtual Float_t GetY(Int_t *det) const ;
  virtual Float_t GetZ(Int_t *det) const ;
  virtual void    DetToStripRF(Int_t nPadX, Int_t nPadZ,
			       Float_t &x,  Float_t &z) const;
  virtual void    DetToSectorRF(Int_t vol[5], Double_t ** coord);
  virtual Float_t GetPadDx(Float_t *pos);
  virtual Float_t GetPadDy(Float_t *pos);
  virtual Float_t GetPadDz(Float_t *pos);
  virtual void Translation(Float_t *xyz, Float_t translationVector[3]) const;
  virtual void Rotation(Float_t *xyz, Double_t rotationAngles[6]) const;
  virtual void InverseRotation(Float_t *xyz, Double_t rotationAngles[6]) const;

  static Float_t GetAngles(Int_t iplate, Int_t istrip)  {return fgkAngles[iplate][istrip];};
  static Float_t GetHeights(Int_t iplate, Int_t istrip)  {return fgkHeights[iplate][istrip];};
  static Float_t GetDistances(Int_t iplate, Int_t istrip)  {return fgkDistances[iplate][istrip];};

  static Int_t GetIndex(Int_t *detId); // Get channel index from det Id (for calibration mainly)

  private:

  enum {
    kNStripA    = 15, // number of strips in A type module 
    kNStripB    = 19, // number of strips in B type module 
    kNStripC    = 19, // number of strips in C type module 
    kNpadX      = 48, // Number of pads along X 
    kNpadZ      = 2,  // Number of pads along Z
    kNSectors   = 18, // Number of Sectors
    kNPlates    = 5,  // Number of Plates
    kMaxTOFTree = 5,  // numer of geom. levels: 
    kMaxNstrip  = 20  // Max. number of strips
  };

  // DAQ characteristics
  // cfr. TOF-TDR pag. 105 for Glossary
  // TARODA : TOF-ALICE Read Out and Data Acquisition system
  enum {
    kNDDL        =    4, // Number of DDL (Detector Data Link) per sector
    kNTRM        =   12, // Number of TRM ( Readout Module) per DDL
    kNTdc        =   15, // Number of Tdc (Time to Digital Converter) per TRM
    kNChain      =    2, // Number of chains per TRM
    kNCh         =    8  // Number of channels per Tdc
  };

  static const Int_t fgkTimeDiff;      // Min signal separation (ps)

  static const Float_t fgkZlenA;       // length (cm) of the A module
  static const Float_t fgkZlenB;       // length (cm) of the B module
  static const Float_t fgkZlenC;       // length (cm) of the C module
  static const Float_t fgkMaxhZtof;    // Max half z-size of TOF (cm)

  static const Float_t fgkRmin;        // Inner radius of the TOF (cm)
  static const Float_t fgkRmax;        // Outer radius of the TOF (cm)
  static const Float_t fgkxTOF;        // Inner TOF Radius used in Reconstruction (cm)

  static const Float_t fgkStripLength; // Strip Length (rho X phi direction) (cm)

  static const Float_t fgkXPad;     // Pad size in the x direction (cm)
  static const Float_t fgkZPad;     // Pad size in the z direction (cm)

  static const Float_t fgkSigmaForTail1;//Sig1 for simulation of TDC tails 
  static const Float_t fgkSigmaForTail2;//Sig2 for simulation of TDC tails

  static const Float_t fgkPhiSec; //sector Phi width (deg)

  Bool_t fHoles; //logical for geometry version (w/wo holes)

  static const Float_t fgkAngles[kNPlates][kMaxNstrip];   //Strip Tilt Angles
  static const Float_t fgkHeights[kNPlates][kMaxNstrip];  //Strip heights
  static const Float_t fgkDistances[kNPlates][kMaxNstrip];//Strip distances


  static const Float_t fgkTdcBin;   // time-of-flight bin width [ps]
  static const Float_t fgkToTBin;   // time-over-threshold bin width [ps]

  ClassDef(AliTOFGeometry,5) // TOF Geometry base class
};

#endif
Commit	Line	Data
0f4a7374	1	#ifndef ALITOFGEOMETRY_H
0f4a7374	2	#define ALITOFGEOMETRY_H
0e46b9ae	3
0f4a7374	4	/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	5	* See cxx source for full Copyright notice */
	6
	7	/* $Id$ */
	8
	9	///////////////////////////////////////////////////////////////////////////////
	10	// //
	11	// TOF geometry class //
	12	// //
	13	///////////////////////////////////////////////////////////////////////////////
	14
0e46b9ae	15	#include "TGeoMatrix.h"
d076c8d5	16	#include "TObject.h"
0f4a7374	17
5c7c93fa	18	//class TGeoMatrix;
5c7c93fa	19
d076c8d5	20	class AliTOFGeometry: public TObject{
0f4a7374	21
	22	public:
	23	AliTOFGeometry();
	24	virtual ~AliTOFGeometry();
	25
74ea065c	26	static Int_t NStripA() { return kNStripA;};
74ea065c	27	static Int_t NStripB() { return kNStripB;};
0ef21f59	28	static Int_t NStripC() { return kNStripC;};
4402e7cb	29	static Int_t NMaxNstrip() { return kMaxNstrip;};
74ea065c	30	static Int_t NpadX() { return kNpadX;};
74ea065c	31	static Int_t NpadZ() { return kNpadZ;};
7e6dce66	32	static Int_t NpadXStrip() { return kNpadX*kNpadZ;};
74ea065c	33	static Int_t NSectors() { return kNSectors;};
74ea065c	34	static Int_t NPlates() { return kNPlates;};
0ef21f59	35	static Int_t NStripXSector() { return (kNStripA + 2*kNStripB +
	36	2*kNStripC);};
	37	static Int_t NPadXSector() { return (kNStripA + 2*kNStripB +
	38	2kNStripC)kNpadX*kNpadZ;};
d3c7bfac	39
0ef21f59	40	static Float_t RinTOF() { return fgkxTOF;};
	41	static Float_t Rmin() { return fgkRmin;};
	42	static Float_t Rmax() { return fgkRmax;};
d3c7bfac	43
340693af	44	static Float_t XPad() { return fgkXPad;};
340693af	45	static Float_t ZPad() { return fgkZPad;};
d3c7bfac	46
4402e7cb	47	static Float_t StripLength() { return fgkStripLength;};
4402e7cb	48
0f4a7374	49	static Int_t TimeDiff() { return fgkTimeDiff;};
74ea065c	50	static Int_t MaxTOFTree() { return kMaxTOFTree;};
0f4a7374	51
43f77f2d	52	static Int_t NDDL() { return kNDDL;};
	53	static Int_t NTRM() { return kNTRM;}
	54	static Int_t NTdc() { return kNTdc;};
d0eb8f39	55	static Int_t NChain() { return kNChain;};
43f77f2d	56	static Int_t NCh() { return kNCh;};
d0eb8f39	57	static Int_t NPadXTRM() { return kNChkNTdckNChain;};
43f77f2d	58
0ef21f59	59	static Float_t ZlenA() { return fgkZlenA;};
	60	static Float_t ZlenB() { return fgkZlenB;};
	61	static Float_t ZlenC() { return fgkZlenC;};
	62	static Float_t MaxhZtof() { return fgkMaxhZtof;};
0f4a7374	63
	64	static Float_t SigmaForTail1() { return fgkSigmaForTail1;};
	65	static Float_t SigmaForTail2() { return fgkSigmaForTail2;};
0f4a7374	66
74ea065c	67	static Double_t GetAlpha() { return 2 * 3.14159265358979323846 / kNSectors; };
0f4a7374	68
43f77f2d	69	static Float_t TdcBinWidth() {return fgkTdcBin;};
48e6af28	70	static Float_t ToTBinWidth() {return fgkToTBin;};
0f4a7374	71
0ef21f59	72	virtual void ImportGeometry();
74ea065c	73	virtual void SetHoles(Bool_t holes) {fHoles = holes;};
74ea065c	74	virtual Bool_t GetHoles() const {return fHoles;};
0ef21f59	75	virtual Float_t DistanceToPadPar(Int_t det, Float_t pos, Float_t *dist3d=0) const;
	76	virtual Bool_t IsInsideThePadPar(Int_t det, Float_t pos) const;
	77	virtual Bool_t IsInsideThePad(TGeoHMatrix mat, Float_t pos, Float_t dist3d=0) const;
	78	virtual void GetVolumePath(Int_t ind, Char_t path );
	79	virtual void GetVolumePath(Int_t sector, Char_t *path );
	80	virtual void GetVolumePath(Int_t sector, Int_t plate, Int_t strip, Char_t *path );
	81	virtual void GetPos(Int_t det,Float_t pos);
7aeeaf38	82	virtual void GetPosPar(Int_t det,Float_t pos) const;
7aeeaf38	83	virtual void GetDetID(Float_t pos,Int_t det) const;
0ef21f59	84	virtual Int_t GetPlate(Float_t *pos) const;
	85	virtual Int_t GetStrip(Float_t *pos) const;
	86	virtual Int_t GetSector(Float_t *pos) const;
	87	virtual Int_t GetPadX(Float_t *pos) const;
	88	virtual Int_t GetPadZ(Float_t *pos) const;
	89	virtual Float_t GetX(Int_t *det) const ;
	90	virtual Float_t GetY(Int_t *det) const ;
	91	virtual Float_t GetZ(Int_t *det) const ;
48e6af28	92	virtual void DetToStripRF(Int_t nPadX, Int_t nPadZ,
48e6af28	93	Float_t &x, Float_t &z) const;
0ef21f59	94	virtual void DetToSectorRF(Int_t vol[5], Double_t ** coord);
	95	virtual Float_t GetPadDx(Float_t *pos);
	96	virtual Float_t GetPadDy(Float_t *pos);
	97	virtual Float_t GetPadDz(Float_t *pos);
	98	virtual void Translation(Float_t *xyz, Float_t translationVector[3]) const;
	99	virtual void Rotation(Float_t *xyz, Double_t rotationAngles[6]) const;
	100	virtual void InverseRotation(Float_t *xyz, Double_t rotationAngles[6]) const;
d3c7bfac	101
0ef21f59	102	static Float_t GetAngles(Int_t iplate, Int_t istrip) {return fgkAngles[iplate][istrip];};
	103	static Float_t GetHeights(Int_t iplate, Int_t istrip) {return fgkHeights[iplate][istrip];};
	104	static Float_t GetDistances(Int_t iplate, Int_t istrip) {return fgkDistances[iplate][istrip];};
d3c7bfac	105
0ef21f59	106	static Int_t GetIndex(Int_t *detId); // Get channel index from det Id (for calibration mainly)
	107
	108	private:
0f4a7374	109
58eb5b61	110	enum {
74ea065c	111	kNStripA = 15, // number of strips in A type module
74ea065c	112	kNStripB = 19, // number of strips in B type module
0ef21f59	113	kNStripC = 19, // number of strips in C type module
74ea065c	114	kNpadX = 48, // Number of pads along X
	115	kNpadZ = 2, // Number of pads along Z
	116	kNSectors = 18, // Number of Sectors
	117	kNPlates = 5, // Number of Plates
4402e7cb	118	kMaxTOFTree = 5, // numer of geom. levels:
4402e7cb	119	kMaxNstrip = 20 // Max. number of strips
58eb5b61	120	};
58eb5b61	121
43f77f2d	122	// DAQ characteristics
	123	// cfr. TOF-TDR pag. 105 for Glossary
	124	// TARODA : TOF-ALICE Read Out and Data Acquisition system
	125	enum {
	126	kNDDL = 4, // Number of DDL (Detector Data Link) per sector
d0eb8f39	127	kNTRM = 12, // Number of TRM ( Readout Module) per DDL
	128	kNTdc = 15, // Number of Tdc (Time to Digital Converter) per TRM
	129	kNChain = 2, // Number of chains per TRM
43f77f2d	130	kNCh = 8 // Number of channels per Tdc
	131	};
	132
7e6dce66	133	static const Int_t fgkTimeDiff; // Min signal separation (ps)
7e6dce66	134
0ef21f59	135	static const Float_t fgkZlenA; // length (cm) of the A module
	136	static const Float_t fgkZlenB; // length (cm) of the B module
	137	static const Float_t fgkZlenC; // length (cm) of the C module
	138	static const Float_t fgkMaxhZtof; // Max half z-size of TOF (cm)
d3c7bfac	139
0ef21f59	140	static const Float_t fgkRmin; // Inner radius of the TOF (cm)
	141	static const Float_t fgkRmax; // Outer radius of the TOF (cm)
	142	static const Float_t fgkxTOF; // Inner TOF Radius used in Reconstruction (cm)
d3c7bfac	143
4402e7cb	144	static const Float_t fgkStripLength; // Strip Length (rho X phi direction) (cm)
4402e7cb	145
d3c7bfac	146	static const Float_t fgkXPad; // Pad size in the x direction (cm)
d3c7bfac	147	static const Float_t fgkZPad; // Pad size in the z direction (cm)
58eb5b61	148
	149	static const Float_t fgkSigmaForTail1;//Sig1 for simulation of TDC tails
	150	static const Float_t fgkSigmaForTail2;//Sig2 for simulation of TDC tails
d3c7bfac	151
0ef21f59	152	static const Float_t fgkPhiSec; //sector Phi width (deg)
0ef21f59	153
d3c7bfac	154	Bool_t fHoles; //logical for geometry version (w/wo holes)
d3c7bfac	155
0ef21f59	156	static const Float_t fgkAngles[kNPlates][kMaxNstrip]; //Strip Tilt Angles
	157	static const Float_t fgkHeights[kNPlates][kMaxNstrip]; //Strip heights
	158	static const Float_t fgkDistances[kNPlates][kMaxNstrip];//Strip distances
d3c7bfac	159
0f4a7374	160
48e6af28	161	static const Float_t fgkTdcBin; // time-of-flight bin width [ps]
48e6af28	162	static const Float_t fgkToTBin; // time-over-threshold bin width [ps]
43f77f2d	163
0ef21f59	164	ClassDef(AliTOFGeometry,5) // TOF Geometry base class
0f4a7374	165	};
	166
	167	#endif