[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 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;};


  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(Int_t */*det*/,TGeoHMatrix /*mat*/, Float_t */*pos*/) const {return kFALSE;};
  virtual Float_t DistanceToPad(Int_t */*det*/,TGeoHMatrix /*mat*/, Float_t */*pos*/, Float_t *dist3d=0) const {return dist3d[0];};
  virtual void    GetVolumePath(Int_t */*ind*/, 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.;};

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