[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 AliTOFGeometry: public TObject{

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

  static  Int_t NStripA()     { return kNStripA;};
  static  Int_t NStripB()     { return kNStripB;};
  virtual Int_t NStripC() const { return fNStripC;};
  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;};
  virtual Int_t NStripXSector() const { return (kNStripA + 2*kNStripB +
						2*fNStripC);};
  virtual Int_t NPadXSector() const { return (kNStripA + 2*kNStripB +
					2*fNStripC)*kNpadX*kNpadZ;};

  virtual Float_t RinTOF() const   { return fxTOF;};
  virtual Float_t Rmin() const     { return fRmin;};
  virtual Float_t Rmax() const     { return fRmax;};

  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;};

  virtual  Float_t ZlenA() const      { return fZlenA;};
  virtual  Float_t ZlenB() const      { return fZlenB;};
  virtual  Float_t ZlenC() const      { return fZlenC;};
  virtual  Float_t MaxhZtof() const   { return fMaxhZtof;};

  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    Init();
  virtual void    ImportGeometry() {};
  virtual void    SetHoles(Bool_t holes) {fHoles = holes;};
  virtual Bool_t  GetHoles() const {return fHoles;};
  virtual Bool_t  IsInsideThePadPar(Int_t */*det*/, Float_t */*pos*/) const {return kFALSE;};
  virtual Float_t DistanceToPadPar(Int_t */*det*/, Float_t */*pos*/, Float_t *dist3d=0) const {return dist3d[0];};
  virtual Bool_t  IsInsideThePad(TGeoHMatrix /*mat*/, Float_t */*pos*/, Float_t *dist3d=0) const {dist3d[0]=0;return kFALSE;};
  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 {return -1;};
  virtual Int_t   GetStrip(Float_t */*pos*/) const {return -1;};
  virtual Int_t   GetSector(Float_t */*pos*/) const {return -1;};
  virtual Int_t   GetPadX(Float_t */*pos*/) const {return -1;};
  virtual Int_t   GetPadZ(Float_t */*pos*/) const {return -1;};
  virtual Float_t GetX(Int_t */*det*/) const {return -500.;};
  virtual Float_t GetY(Int_t */*det*/) const {return -500.;};
  virtual Float_t GetZ(Int_t */*det*/) const {return -500.;};
  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*/) { };

  Float_t GetAngles(Int_t iplate, Int_t istrip)  const {return fAngles[iplate][istrip];};
  Float_t GetHeights(Int_t iplate, Int_t istrip) const {return fHeights[iplate][istrip];};
  Float_t GetDistances(Int_t iplate, Int_t istrip) const {return fDistances[iplate][istrip];};

  //private:
  protected:

  enum {
    kNStripA    = 15, // number of strips in A type module 
    kNStripB    = 19, // number of strips in B 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)

  mutable Int_t fNStripC;       // number of strips in C type module 

  mutable Float_t fZlenA;       // length (cm) of the A module
  mutable Float_t fZlenB;       // length (cm) of the B module
  mutable Float_t fZlenC;       // length (cm) of the C module
  mutable Float_t fMaxhZtof;    // Max half z-size of TOF (cm)

  mutable Float_t fRmin;       // Inner radius of the TOF (cm)
  mutable Float_t fRmax;       // Outer radius of the TOF (cm)
  mutable Float_t fxTOF;       // 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

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

  Float_t fAngles[kNPlates][kMaxNstrip];   //Strip Tilt Angles
  Float_t fHeights[kNPlates][kMaxNstrip];  //Strip heights
  Float_t fDistances[kNPlates][kMaxNstrip];//Strip distances

  Float_t fPhiSec; //sector Phi width (deg)

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

  ClassDef(AliTOFGeometry,4) // 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
d076c8d5	18	class AliTOFGeometry: public TObject{
0f4a7374	19
	20	public:
	21	AliTOFGeometry();
	22	virtual ~AliTOFGeometry();
	23
74ea065c	24	static Int_t NStripA() { return kNStripA;};
74ea065c	25	static Int_t NStripB() { return kNStripB;};
7aeeaf38	26	virtual Int_t NStripC() const { return fNStripC;};
4402e7cb	27	static Int_t NMaxNstrip() { return kMaxNstrip;};
74ea065c	28	static Int_t NpadX() { return kNpadX;};
74ea065c	29	static Int_t NpadZ() { return kNpadZ;};
7e6dce66	30	static Int_t NpadXStrip() { return kNpadX*kNpadZ;};
74ea065c	31	static Int_t NSectors() { return kNSectors;};
74ea065c	32	static Int_t NPlates() { return kNPlates;};
48e6af28	33	virtual Int_t NStripXSector() const { return (kNStripA + 2*kNStripB +
48e6af28	34	2*fNStripC);};
340693af	35	virtual Int_t NPadXSector() const { return (kNStripA + 2*kNStripB +
7aeeaf38	36	2fNStripC)kNpadX*kNpadZ;};
d3c7bfac	37
7aeeaf38	38	virtual Float_t RinTOF() const { return fxTOF;};
	39	virtual Float_t Rmin() const { return fRmin;};
	40	virtual Float_t Rmax() const { return fRmax;};
d3c7bfac	41
340693af	42	static Float_t XPad() { return fgkXPad;};
340693af	43	static Float_t ZPad() { return fgkZPad;};
d3c7bfac	44
4402e7cb	45	static Float_t StripLength() { return fgkStripLength;};
4402e7cb	46
0f4a7374	47	static Int_t TimeDiff() { return fgkTimeDiff;};
74ea065c	48	static Int_t MaxTOFTree() { return kMaxTOFTree;};
0f4a7374	49
43f77f2d	50	static Int_t NDDL() { return kNDDL;};
	51	static Int_t NTRM() { return kNTRM;}
	52	static Int_t NTdc() { return kNTdc;};
d0eb8f39	53	static Int_t NChain() { return kNChain;};
43f77f2d	54	static Int_t NCh() { return kNCh;};
d0eb8f39	55	static Int_t NPadXTRM() { return kNChkNTdckNChain;};
43f77f2d	56
7aeeaf38	57	virtual Float_t ZlenA() const { return fZlenA;};
	58	virtual Float_t ZlenB() const { return fZlenB;};
	59	virtual Float_t ZlenC() const { return fZlenC;};
	60	virtual Float_t MaxhZtof() const { return fMaxhZtof;};
0f4a7374	61
	62	static Float_t SigmaForTail1() { return fgkSigmaForTail1;};
	63	static Float_t SigmaForTail2() { return fgkSigmaForTail2;};
0f4a7374	64
74ea065c	65	static Double_t GetAlpha() { return 2 * 3.14159265358979323846 / kNSectors; };
0f4a7374	66
43f77f2d	67	static Float_t TdcBinWidth() {return fgkTdcBin;};
48e6af28	68	static Float_t ToTBinWidth() {return fgkToTBin;};
0f4a7374	69
0f4a7374	70	virtual void Init();
a6a9820c	71	virtual void ImportGeometry() {};
74ea065c	72	virtual void SetHoles(Bool_t holes) {fHoles = holes;};
74ea065c	73	virtual Bool_t GetHoles() const {return fHoles;};
7aeeaf38	74	virtual Bool_t IsInsideThePadPar(Int_t /det/, Float_t /pos/) const {return kFALSE;};
7aeeaf38	75	virtual Float_t DistanceToPadPar(Int_t /det/, Float_t /pos/, Float_t *dist3d=0) const {return dist3d[0];};
6dbd0cd6	76	virtual Bool_t IsInsideThePad(TGeoHMatrix /mat/, Float_t /pos/, Float_t dist3d=0) const {dist3d[0]=0;return kFALSE;};
a6a9820c	77	virtual void GetVolumePath(Int_t /ind/, Char_t /path/ ){};
48e6af28	78	virtual void GetVolumePath(Int_t /sector/, Char_t /path*/ ){};
48e6af28	79	virtual void GetVolumePath(Int_t /sector/, Int_t /plate/, Int_t /strip/, Char_t /path*/ ){};
a6a9820c	80	virtual void GetPos(Int_t /det/,Float_t /pos/){};
7aeeaf38	81	virtual void GetPosPar(Int_t det,Float_t pos) const;
	82	virtual void GetDetID(Float_t pos,Int_t det) const;
	83	virtual Int_t GetPlate(Float_t /pos*/) const {return -1;};
	84	virtual Int_t GetStrip(Float_t /pos*/) const {return -1;};
	85	virtual Int_t GetSector(Float_t /pos*/) const {return -1;};
	86	virtual Int_t GetPadX(Float_t /pos*/) const {return -1;};
	87	virtual Int_t GetPadZ(Float_t /pos*/) const {return -1;};
	88	virtual Float_t GetX(Int_t /det*/) const {return -500.;};
	89	virtual Float_t GetY(Int_t /det*/) const {return -500.;};
	90	virtual Float_t GetZ(Int_t /det*/) const {return -500.;};
48e6af28	91	virtual void DetToStripRF(Int_t nPadX, Int_t nPadZ,
	92	Float_t &x, Float_t &z) const;
	93	virtual void DetToSectorRF(Int_t /vol/[5], Double_t ** /coord/) { };
d3c7bfac	94
	95	Float_t GetAngles(Int_t iplate, Int_t istrip) const {return fAngles[iplate][istrip];};
	96	Float_t GetHeights(Int_t iplate, Int_t istrip) const {return fHeights[iplate][istrip];};
	97	Float_t GetDistances(Int_t iplate, Int_t istrip) const {return fDistances[iplate][istrip];};
	98
	99	//private:
	100	protected:
0f4a7374	101
58eb5b61	102	enum {
74ea065c	103	kNStripA = 15, // number of strips in A type module
74ea065c	104	kNStripB = 19, // number of strips in B type module
74ea065c	105	kNpadX = 48, // Number of pads along X
	106	kNpadZ = 2, // Number of pads along Z
	107	kNSectors = 18, // Number of Sectors
	108	kNPlates = 5, // Number of Plates
4402e7cb	109	kMaxTOFTree = 5, // numer of geom. levels:
4402e7cb	110	kMaxNstrip = 20 // Max. number of strips
58eb5b61	111	};
58eb5b61	112
43f77f2d	113	// DAQ characteristics
	114	// cfr. TOF-TDR pag. 105 for Glossary
	115	// TARODA : TOF-ALICE Read Out and Data Acquisition system
	116	enum {
	117	kNDDL = 4, // Number of DDL (Detector Data Link) per sector
d0eb8f39	118	kNTRM = 12, // Number of TRM ( Readout Module) per DDL
	119	kNTdc = 15, // Number of Tdc (Time to Digital Converter) per TRM
	120	kNChain = 2, // Number of chains per TRM
43f77f2d	121	kNCh = 8 // Number of channels per Tdc
	122	};
	123
7e6dce66	124	static const Int_t fgkTimeDiff; // Min signal separation (ps)
7e6dce66	125
7aeeaf38	126	mutable Int_t fNStripC; // number of strips in C type module
d3c7bfac	127
7aeeaf38	128	mutable Float_t fZlenA; // length (cm) of the A module
	129	mutable Float_t fZlenB; // length (cm) of the B module
	130	mutable Float_t fZlenC; // length (cm) of the C module
	131	mutable Float_t fMaxhZtof; // Max half z-size of TOF (cm)
d3c7bfac	132
7aeeaf38	133	mutable Float_t fRmin; // Inner radius of the TOF (cm)
	134	mutable Float_t fRmax; // Outer radius of the TOF (cm)
	135	mutable Float_t fxTOF; // Inner TOF Radius used in Reconstruction (cm)
d3c7bfac	136
4402e7cb	137	static const Float_t fgkStripLength; // Strip Length (rho X phi direction) (cm)
4402e7cb	138
d3c7bfac	139	static const Float_t fgkXPad; // Pad size in the x direction (cm)
d3c7bfac	140	static const Float_t fgkZPad; // Pad size in the z direction (cm)
58eb5b61	141
	142	static const Float_t fgkSigmaForTail1;//Sig1 for simulation of TDC tails
	143	static const Float_t fgkSigmaForTail2;//Sig2 for simulation of TDC tails
d3c7bfac	144
	145	Bool_t fHoles; //logical for geometry version (w/wo holes)
	146
4402e7cb	147	Float_t fAngles[kNPlates][kMaxNstrip]; //Strip Tilt Angles
	148	Float_t fHeights[kNPlates][kMaxNstrip]; //Strip heights
	149	Float_t fDistances[kNPlates][kMaxNstrip];//Strip distances
d3c7bfac	150
0f4a7374	151	Float_t fPhiSec; //sector Phi width (deg)
0f4a7374	152
48e6af28	153	static const Float_t fgkTdcBin; // time-of-flight bin width [ps]
48e6af28	154	static const Float_t fgkToTBin; // time-over-threshold bin width [ps]
43f77f2d	155
7aeeaf38	156	ClassDef(AliTOFGeometry,4) // TOF Geometry base class
0f4a7374	157	};
	158
	159	#endif