[u/mrichter/AliRoot.git] / EMCAL / AliEMCALGeometry.h

#ifndef ALIEMCALGEOMETRY_H
#define ALIEMCALGEOMETRY_H
/* Copyright(c) 1998-2004, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice                               */

/* $Id$ */

//_________________________________________________________________________
// Geometry class  for EMCAL : singleton
// EMCAL consists of a layers of scintillator, and lead.
//                  
//*-- Author: Sahal Yacoob (LBL / UCT)
//*--   and : Yves Schutz (Subatech)
//*--   and : Aleksei Pavlinov (WSU) - shashlyk staff
//*--   and : Gustavo Conesa: Add TRU mapping. TRU parameters still not fixed.

// --- ROOT system ---
class TString ;
class TObjArray;
class TVector3;
class TGeoMatrix;
class TParticle ; 
class AliEMCALShishKebabTrd1Module;
class AliEMCALRecPoint;
class TClonesArray ;

// --- AliRoot header files ---
#include "AliGeometry.h"
#include "AliEMCALAlignData.h"
#include "TArrayD.h"

class AliEMCALGeometry : public AliGeometry {
public:
  AliEMCALGeometry(const AliEMCALGeometry& geom);
  virtual ~AliEMCALGeometry(void); 

  static AliEMCALGeometry * GetInstance(const Text_t* name,
					const Text_t* title="") ; 
  static AliEMCALGeometry * GetInstance() ;
  AliEMCALGeometry & operator = (const AliEMCALGeometry  & /*rvalue*/) const {
    // assignement operator requested by coding convention but not needed
    Fatal("operator =", "not implemented");
    return *(GetInstance()); 
  };
  
  void FillTRU(const TClonesArray * digits, TClonesArray * amptru, TClonesArray * timeRtru)  ; //Fills Trigger Unit matrices with digit amplitudes and time
  void GetCellPhiEtaIndexInSModuleFromTRUIndex(Int_t itru, Int_t iphitru, Int_t ietatru, Int_t &ietaSM, Int_t &iphiSM) const ; // Tranforms Eta-Phi Cell index in TRU into Eta-Phi index in Super Module
  
  // Have to call GetTransformationForSM() before calculation global charachteristics 
  void GetGlobal(const Double_t *loc, Double_t *glob, int ind) const;
  void GetGlobal(const TVector3 &vloc, TVector3 &vglob, int ind) const;
  void GetGlobal(Int_t absId, Double_t glob[3]) const;
  void GetGlobal(Int_t absId, TVector3 &vglob) const;
  // for a given tower index it returns eta and phi of center of that tower.
  void EtaPhiFromIndex(Int_t absId,Float_t &eta,Float_t &phi) const;

  //  virtual void GetGlobal(const AliEMCALRecPoint *rp, TVector3 &vglob) const;

  virtual void GetGlobal(const AliRecPoint *rp, TVector3 &vglob) const;
  // Bool_t AreInSameTower(Int_t id1, Int_t id2) const ;  

  virtual void GetGlobal(const AliRecPoint *, TVector3 &, TMatrixF &) const {}

  virtual Bool_t Impact(const TParticle *) const {return kTRUE;}

  Bool_t IsInEMCAL(Double_t x, Double_t y, Double_t z) const;
  // General
  Bool_t  IsInitialized(void) const { return fgInit ; }
  // Return EMCAL geometrical parameters
  // geometry
  Char_t* GetNameOfEMCALEnvelope() const {return "XEN1";}
  Float_t GetAlFrontThickness() const { return fAlFrontThick;}
  Float_t GetArm1PhiMin() const { return fArm1PhiMin ; }
  Float_t GetArm1PhiMax() const { return fArm1PhiMax ; }
  Float_t GetArm1EtaMin() const { return fArm1EtaMin;}
  Float_t GetArm1EtaMax() const { return fArm1EtaMax;}
  Float_t GetIPDistance() const { return fIPDistance;}   
  Float_t GetIP2ECASection() const { return ( GetIPDistance() + GetAlFrontThickness() + GetGap2Active() ) ; }   
  Float_t GetEnvelop(Int_t index) const { return fEnvelop[index] ; }  
  Float_t GetShellThickness() const { return fShellThickness ; }
  Float_t GetZLength() const { return fZLength ; } 
  Float_t GetGap2Active() const {return  fGap2Active ;}
  Float_t GetDeltaEta() const {return (fArm1EtaMax-fArm1EtaMin)/
				       ((Float_t)fNZ);}
  Float_t GetDeltaPhi() const {return (fArm1PhiMax-fArm1PhiMin)/
				       ((Float_t)fNPhi);}
  Int_t   GetNECLayers() const {return fNECLayers ;}
  Int_t   GetNZ() const {return fNZ ;}
  Int_t   GetNEta() const {return fNZ ;}
  Int_t   GetNPhi() const {return fNPhi ;}
  Int_t   GetNTowers() const {return fNPhi * fNZ ;}
  Float_t GetECPbRadThick()const {return fECPbRadThickness;}
  Float_t GetECScintThick() const {return fECScintThick;}
  Float_t GetSampling() const {return fSampling ; } 
  //  Bool_t IsInECA(Int_t index) const { if ( (index > 0 && (index <= GetNZ() * GetNPhi()))) return kTRUE; else return kFALSE ;}

  Int_t   GetNumberOfSuperModules() const {return fNumberOfSuperModules;}
  Float_t GetfPhiGapForSuperModules() const {return fPhiGapForSM;}
  Float_t GetPhiModuleSize() const  {return fPhiModuleSize;}
  Float_t GetEtaModuleSize() const  {return fEtaModuleSize;}
  Float_t GetFrontSteelStrip() const {return fFrontSteelStrip;}
  Float_t GetLateralSteelStrip() const {return fLateralSteelStrip;}
  Float_t GetPassiveScintThick() const {return fPassiveScintThick;}
  Float_t GetPhiTileSize() const {return fPhiTileSize;}
  Float_t GetEtaTileSize() const {return fEtaTileSize;}
  Int_t   GetNPhiSuperModule() const {return fNPhiSuperModule;}
  Int_t   GetNPHIdiv() const {return fNPHIdiv ;}
  Int_t   GetNETAdiv() const {return fNETAdiv ;}
  Int_t   GetNCells()  const {return fNCells;}

  Int_t   GetNTRU() const    {return fNTRU ; }  
  Int_t   GetNTRUEta() const {return fNTRUEta ; }  
  Int_t   GetNTRUPhi() const {return fNTRUPhi ; }  

  Float_t GetSteelFrontThickness() const { return fSteelFrontThick;}
  Float_t GetLongModuleSize() const {return fLongModuleSize;}

  Float_t GetTrd1Angle() const {return fTrd1Angle;}
  Float_t Get2Trd1Dx2()  const {return f2Trd1Dx2;}
  Float_t GetTrd2AngleY()const {return fTrd2AngleY;}
  Float_t Get2Trd2Dy2()  const {return f2Trd2Dy2;}
  Float_t GetTubsR()     const {return fTubsR;}
  Float_t GetTubsTurnAngle() const {return fTubsTurnAngle;}

  // TRD1 staff
  void    CreateListOfTrd1Modules();
  TList  *GetShishKebabTrd1Modules() const {return fShishKebabTrd1Modules;}
  AliEMCALShishKebabTrd1Module *GetShishKebabModule(Int_t neta);

  void     GetTransformationForSM();
  Float_t *GetSuperModulesPars() {return fParSM;}
  TGeoMatrix *GetTransformationForSM(int i) {
  if(i>=0 && i<GetNumberOfSuperModules()) return fMatrixOfSM[i]; 
                                        else return 0;}
  // abs id <-> indexes; Shish-kebab case, only TRD1 now.
  // EMCAL -> Super Module -> module -> tower(or cell) - logic tree of EMCAL
  // May 31, 2006; ALICE numbering scheme: 
  // see ALICE-INT-2003-038: ALICE Coordinate System and Software Numbering Convention
  // All indexes are stared from zero now.
  Int_t   GetAbsCellId(Int_t nSupMod, Int_t nTower, Int_t nIphi, Int_t nIeta) const;
  Bool_t  CheckAbsCellId(Int_t absId) const;
  Bool_t  GetCellIndex(Int_t absId, Int_t &nSupMod, Int_t &nTower, Int_t &nIphi, Int_t &nIeta) const;
  // Local coordinate of Super Module 
  void    GetModulePhiEtaIndexInSModule(Int_t nSupMod, Int_t nTower, Int_t &iphim, Int_t &ietam) const;
  void    GetCellPhiEtaIndexInSModule(Int_t nSupMod, Int_t nTower, Int_t nIphi, Int_t nIeta,
                                      Int_t &iphi, Int_t &ieta) const ;
  Int_t   GetSuperModuleNumber(Int_t absId)  const; 
  // Methods for AliEMCALRecPoint - Feb 19, 2006
  Bool_t   RelPosCellInSModule(Int_t absId, Double_t &xr, Double_t &yr, Double_t &zr) const;
  Bool_t   RelPosCellInSModule(Int_t absId, Double_t loc[3]) const;
  Bool_t   RelPosCellInSModule(Int_t absId, TVector3 &vloc) const;
  // ---
  Float_t AngleFromEta(Float_t eta) const { // returns theta in radians for a given pseudorapidity
    return 2.0*TMath::ATan(TMath::Exp(-eta));
  }
  Float_t ZFromEtaR(Float_t r,Float_t eta) const { // returns z in for a given
    // pseudorapidity and r=sqrt(x*x+y*y).
    return r/TMath::Tan(AngleFromEta(eta));
  }
  void SetNZ(Int_t nz) { fNZ= nz ; printf("SetNZ: Number of modules in Z set to %d", fNZ) ; }
  void SetNPhi(Int_t nphi) { fNPhi= nphi ; printf("SetNPhi: Number of modules in Phi set to %d", fNPhi) ; }

  void SetNTRU(Int_t ntru)    {fNTRU    = ntru; printf("SetNTRU: Number of TRUs per SuperModule set to %d", fNTRU) ; }
  void SetNTRUEta(Int_t ntru) {fNTRUEta = ntru; ; printf("SetNTRU: Number of TRUs per SuperModule in Etaset to %d", fNTRUEta) ;}
  void SetNTRUPhi(Int_t ntru) {fNTRUPhi = ntru; ; printf("SetNTRU: Number of TRUs per SuperModule in Phi set to %d", fNTRUPhi) ;}

  void SetSampling(Float_t samp) { fSampling = samp; printf("SetSampling: Sampling factor set to %f", fSampling) ; }

  Int_t GetNCellsInSupMod() const {return fNCellsInSupMod;}
  Int_t GetNCellsInTower() const {return fNCellsInTower; }

  AliEMCALGeometry(); // default ctor only for internal usage (singleton)

protected:
  AliEMCALGeometry(const Text_t* name, const Text_t* title);// ctor only for internal usage (singleton)

  AliEMCALGeometry(const Text_t* name, const Text_t* title, AliEMCALAlignData* alignData);

  void Init(void);     			// initializes the parameters of EMCAL
  void CheckAdditionalOptions();        //
  void DefineSamplingFraction();        // Jun 5, 2006
  
private:
  static AliEMCALGeometry * fgGeom;	// pointer to the unique instance of the singleton
  static Bool_t fgInit;			// Tells if geometry has been succesfully set up.
  static AliEMCALAlignData *fgAlignData;// Alignment data, to be replaced by AliAlignData soon

  TString fGeoName;                     //geometry name

  TObjArray *fArrayOpts;                //! array of geometry options

  Float_t fAlFrontThick;		// Thickness of the front Al face of the support box  
  Float_t fECPbRadThickness;		// cm, Thickness of the Pb radiators
  Float_t fECScintThick;		// cm, Thickness of the scintillators
  Int_t   fNECLayers;			// number of scintillator layers
  
  Float_t fArm1PhiMin; 			// Minimum angular position of EMCAL in Phi (degrees)
  Float_t fArm1PhiMax;			// Maximum angular position of EMCAL in Phi (degrees)
  Float_t fArm1EtaMin;			// Minimum pseudorapidity position of EMCAL in Eta
  Float_t fArm1EtaMax; 			// Maximum pseudorapidity position of EMCAL in Eta
  
  // Geometry Parameters
  Float_t fEnvelop[3];			// the GEANT TUB for the detector 
  Float_t fIPDistance;			// Radial Distance of the inner surface of the EMCAL
  Float_t fShellThickness;		// Total thickness in (x,y) direction
  Float_t fZLength;			// Total length in z direction
  Float_t fGap2Active;			// Gap between the envelop and the active material
  Int_t   fNZ;				// Number of Towers in the Z direction
  Int_t   fNPhi;			// Number of Towers in the PHI direction
  Float_t fSampling;			// Sampling factor

  // Shish-kebab option - 23-aug-04 by PAI; COMPACT, TWIST, TRD1 and TRD2
  Int_t   fNumberOfSuperModules;         // default is 12 = 6 * 2 
  Float_t fSteelFrontThick;		 // Thickness of the front stell face of the support box - 9-sep-04
  Float_t fFrontSteelStrip;              // 13-may-05
  Float_t fLateralSteelStrip;            // 13-may-05
  Float_t fPassiveScintThick;            // 13-may-05
  Float_t fPhiModuleSize;                // Phi -> X 
  Float_t fEtaModuleSize;                // Eta -> Y
  Float_t fPhiTileSize;                  // Size of phi tile
  Float_t fEtaTileSize;                  // Size of eta tile
  Float_t fLongModuleSize;               // Size of long module
  Int_t   fNPhiSuperModule;              // 6 - number supermodule in phi direction
  Int_t   fNPHIdiv;                      // number phi divizion of module
  Int_t   fNETAdiv;                      // number eta divizion of module
  //
  Int_t   fNCells;                       // number of cells in calo
  Int_t   fNCellsInSupMod;               // number cell in super module
  Int_t   fNCellsInTower;                // number cell in tower(or module)
  //TRU parameters
  Int_t   fNTRU ;                        //! Number of TRUs per module
  Int_t   fNTRUEta ;                     //! Number of cell rows per Z in one TRU
  Int_t   fNTRUPhi ;                     //! Number of cell rows per Phi in one TRU
  // TRD1 options - 30-sep-04
  Float_t fTrd1Angle;                    // angle in x-z plane (in degree) 
  Float_t f2Trd1Dx2;                     // 2*dx2 for TRD1
  Float_t fPhiGapForSM;                  // Gap betweeen supermodules in phi direction
  Int_t   fKey110DEG;                    // for calculation abs cell id; 19-oct-05 
  // TRD2 options - 27-jan-07
  Float_t fTrd2AngleY;                   // angle in y-z plane (in degree) 
  Float_t f2Trd2Dy2;                     // 2*dy2 for TRD2
  Float_t fEmptySpace;                   // 2mm om fred drawing
  // Super module as TUBS
  Float_t fTubsR;                        // radius of tubs 
  Float_t fTubsTurnAngle;                // turn angle of tubs in degree
  // Local Coordinates of SM
  TArrayD  fEtaCentersOfCells;           // size fNEta*fNETAdiv (for TRD1 only) (eta or z in SM)
  TArrayD  fXCentersOfCells;             // size fNEta*fNETAdiv (for TRD1 only) (       x in SM)
  TArrayD  fPhiCentersOfCells;           // size fNPhi*fNPHIdiv (for TRD1 only) (phi or y in SM)
  // Move from AliEMCALv0 - Feb 19, 2006
  TList *fShishKebabTrd1Modules; //! list of modules
  // Local coordinates of SM for TRD1
  Float_t     fParSM[3];       // SM sizes as in GEANT (TRD1)
  TGeoMatrix* fMatrixOfSM[12]; //![fNumberOfSuperModules]; get from gGeoManager;

  char *fAdditionalOpts[4];  //! some additional options for the geometry type and name
  int  fNAdditionalOpts;  //! size of additional options parameter

  ClassDef(AliEMCALGeometry, 10) // EMCAL geometry class 
  };

#endif // AliEMCALGEOMETRY_H
Commit	Line	Data
2012850d	1	#ifndef ALIEMCALGEOMETRY_H
2012850d	2	#define ALIEMCALGEOMETRY_H
1963b290	3	/* Copyright(c) 1998-2004, ALICE Experiment at CERN, All rights reserved. *
2012850d	4	* See cxx source for full Copyright notice */
	5
	6	/* $Id$ */
	7
	8	//_________________________________________________________________________
	9	// Geometry class for EMCAL : singleton
b13bbe81	10	// EMCAL consists of a layers of scintillator, and lead.
2012850d	11	//
b13bbe81	12	//*-- Author: Sahal Yacoob (LBL / UCT)
b13bbe81	13	//*-- and : Yves Schutz (Subatech)
c63c3c5d	14	//*-- and : Aleksei Pavlinov (WSU) - shashlyk staff
f0377b23	15	//*-- and : Gustavo Conesa: Add TRU mapping. TRU parameters still not fixed.
2012850d	16
2012850d	17	// --- ROOT system ---
d64c959b	18	class TString ;
c63c3c5d	19	class TObjArray;
e52475ed	20	class TVector3;
e52475ed	21	class TGeoMatrix;
cad18b88	22	class TParticle ;
e52475ed	23	class AliEMCALShishKebabTrd1Module;
e52475ed	24	class AliEMCALRecPoint;
f0377b23	25	class TClonesArray ;
2012850d	26
2012850d	27	// --- AliRoot header files ---
2012850d	28	#include "AliGeometry.h"
d434833b	29	#include "AliEMCALAlignData.h"
dc7da436	30	#include "TArrayD.h"
2012850d	31
2012850d	32	class AliEMCALGeometry : public AliGeometry {
a97849a9	33	public:
0a4cb131	34	AliEMCALGeometry(const AliEMCALGeometry& geom);
d434833b	35	virtual ~AliEMCALGeometry(void);
d434833b	36
a97849a9	37	static AliEMCALGeometry * GetInstance(const Text_t* name,
	38	const Text_t* title="") ;
	39	static AliEMCALGeometry * GetInstance() ;
9c0a4862	40	AliEMCALGeometry & operator = (const AliEMCALGeometry & /rvalue/) const {
a97849a9	41	// assignement operator requested by coding convention but not needed
fdebddeb	42	Fatal("operator =", "not implemented");
d434833b	43	return *(GetInstance());
a97849a9	44	};
356fd0a9	45
356fd0a9	46	void FillTRU(const TClonesArray * digits, TClonesArray * amptru, TClonesArray * timeRtru) ; //Fills Trigger Unit matrices with digit amplitudes and time
03ecfe88	47	void GetCellPhiEtaIndexInSModuleFromTRUIndex(Int_t itru, Int_t iphitru, Int_t ietatru, Int_t &ietaSM, Int_t &iphiSM) const ; // Tranforms Eta-Phi Cell index in TRU into Eta-Phi index in Super Module
356fd0a9	48
e52475ed	49	// Have to call GetTransformationForSM() before calculation global charachteristics
14e75ea7	50	void GetGlobal(const Double_t loc, Double_t glob, int ind) const;
	51	void GetGlobal(const TVector3 &vloc, TVector3 &vglob, int ind) const;
	52	void GetGlobal(Int_t absId, Double_t glob[3]) const;
21cf2b24	53	void GetGlobal(Int_t absId, TVector3 &vglob) const;
e52475ed	54	// for a given tower index it returns eta and phi of center of that tower.
664bfd66	55	void EtaPhiFromIndex(Int_t absId,Float_t &eta,Float_t &phi) const;
e52475ed	56
	57	// virtual void GetGlobal(const AliEMCALRecPoint *rp, TVector3 &vglob) const;
	58
	59	virtual void GetGlobal(const AliRecPoint *rp, TVector3 &vglob) const;
	60	// Bool_t AreInSameTower(Int_t id1, Int_t id2) const ;
f0377b23	61
e8d02863	62	virtual void GetGlobal(const AliRecPoint *, TVector3 &, TMatrixF &) const {}
e52475ed	63
9e5d2067	64	virtual Bool_t Impact(const TParticle *) const {return kTRUE;}
ab37d09c	65
ab37d09c	66	Bool_t IsInEMCAL(Double_t x, Double_t y, Double_t z) const;
a97849a9	67	// General
a97849a9	68	Bool_t IsInitialized(void) const { return fgInit ; }
c63c3c5d	69	// Return EMCAL geometrical parameters
a97849a9	70	// geometry
e52475ed	71	Char_t* GetNameOfEMCALEnvelope() const {return "XEN1";}
09884213	72	Float_t GetAlFrontThickness() const { return fAlFrontThick;}
	73	Float_t GetArm1PhiMin() const { return fArm1PhiMin ; }
	74	Float_t GetArm1PhiMax() const { return fArm1PhiMax ; }
	75	Float_t GetArm1EtaMin() const { return fArm1EtaMin;}
	76	Float_t GetArm1EtaMax() const { return fArm1EtaMax;}
	77	Float_t GetIPDistance() const { return fIPDistance;}
	78	Float_t GetIP2ECASection() const { return ( GetIPDistance() + GetAlFrontThickness() + GetGap2Active() ) ; }
	79	Float_t GetEnvelop(Int_t index) const { return fEnvelop[index] ; }
	80	Float_t GetShellThickness() const { return fShellThickness ; }
	81	Float_t GetZLength() const { return fZLength ; }
c63c3c5d	82	Float_t GetGap2Active() const {return fGap2Active ;}
09884213	83	Float_t GetDeltaEta() const {return (fArm1EtaMax-fArm1EtaMin)/
a97849a9	84	((Float_t)fNZ);}
09884213	85	Float_t GetDeltaPhi() const {return (fArm1PhiMax-fArm1PhiMin)/
a97849a9	86	((Float_t)fNPhi);}
09884213	87	Int_t GetNECLayers() const {return fNECLayers ;}
	88	Int_t GetNZ() const {return fNZ ;}
	89	Int_t GetNEta() const {return fNZ ;}
	90	Int_t GetNPhi() const {return fNPhi ;}
	91	Int_t GetNTowers() const {return fNPhi * fNZ ;}
	92	Float_t GetECPbRadThick()const {return fECPbRadThickness;}
	93	Float_t GetECScintThick() const {return fECScintThick;}
	94	Float_t GetSampling() const {return fSampling ; }
dc7da436	95	// Bool_t IsInECA(Int_t index) const { if ( (index > 0 && (index <= GetNZ() * GetNPhi()))) return kTRUE; else return kFALSE ;}
1963b290	96
e52475ed	97	Int_t GetNumberOfSuperModules() const {return fNumberOfSuperModules;}
e52475ed	98	Float_t GetfPhiGapForSuperModules() const {return fPhiGapForSM;}
1963b290	99	Float_t GetPhiModuleSize() const {return fPhiModuleSize;}
	100	Float_t GetEtaModuleSize() const {return fEtaModuleSize;}
	101	Float_t GetFrontSteelStrip() const {return fFrontSteelStrip;}
	102	Float_t GetLateralSteelStrip() const {return fLateralSteelStrip;}
	103	Float_t GetPassiveScintThick() const {return fPassiveScintThick;}
	104	Float_t GetPhiTileSize() const {return fPhiTileSize;}
	105	Float_t GetEtaTileSize() const {return fEtaTileSize;}
	106	Int_t GetNPhiSuperModule() const {return fNPhiSuperModule;}
	107	Int_t GetNPHIdiv() const {return fNPHIdiv ;}
	108	Int_t GetNETAdiv() const {return fNETAdiv ;}
	109	Int_t GetNCells() const {return fNCells;}
f0377b23	110
	111	Int_t GetNTRU() const {return fNTRU ; }
	112	Int_t GetNTRUEta() const {return fNTRUEta ; }
	113	Int_t GetNTRUPhi() const {return fNTRUPhi ; }
	114
1963b290	115	Float_t GetSteelFrontThickness() const { return fSteelFrontThick;}
	116	Float_t GetLongModuleSize() const {return fLongModuleSize;}
	117
	118	Float_t GetTrd1Angle() const {return fTrd1Angle;}
	119	Float_t Get2Trd1Dx2() const {return f2Trd1Dx2;}
	120	Float_t GetTrd2AngleY()const {return fTrd2AngleY;}
	121	Float_t Get2Trd2Dy2() const {return f2Trd2Dy2;}
	122	Float_t GetTubsR() const {return fTubsR;}
	123	Float_t GetTubsTurnAngle() const {return fTubsTurnAngle;}
e52475ed	124
	125	// TRD1 staff
	126	void CreateListOfTrd1Modules();
	127	TList *GetShishKebabTrd1Modules() const {return fShishKebabTrd1Modules;}
fc575e27	128	AliEMCALShishKebabTrd1Module *GetShishKebabModule(Int_t neta);
fc575e27	129
e52475ed	130	void GetTransformationForSM();
	131	Float_t *GetSuperModulesPars() {return fParSM;}
	132	TGeoMatrix *GetTransformationForSM(int i) {
25b033cf	133	if(i>=0 && i<GetNumberOfSuperModules()) return fMatrixOfSM[i];
e52475ed	134	else return 0;}
dc7da436	135	// abs id <-> indexes; Shish-kebab case, only TRD1 now.
	136	// EMCAL -> Super Module -> module -> tower(or cell) - logic tree of EMCAL
	137	// May 31, 2006; ALICE numbering scheme:
	138	// see ALICE-INT-2003-038: ALICE Coordinate System and Software Numbering Convention
	139	// All indexes are stared from zero now.
e52475ed	140	Int_t GetAbsCellId(Int_t nSupMod, Int_t nTower, Int_t nIphi, Int_t nIeta) const;
dc7da436	141	Bool_t CheckAbsCellId(Int_t absId) const;
e52475ed	142	Bool_t GetCellIndex(Int_t absId, Int_t &nSupMod, Int_t &nTower, Int_t &nIphi, Int_t &nIeta) const;
dc7da436	143	// Local coordinate of Super Module
dc7da436	144	void GetModulePhiEtaIndexInSModule(Int_t nSupMod, Int_t nTower, Int_t &iphim, Int_t &ietam) const;
eb0b1051	145	void GetCellPhiEtaIndexInSModule(Int_t nSupMod, Int_t nTower, Int_t nIphi, Int_t nIeta,
e52475ed	146	Int_t &iphi, Int_t &ieta) const ;
e52475ed	147	Int_t GetSuperModuleNumber(Int_t absId) const;
14e75ea7	148	// Methods for AliEMCALRecPoint - Feb 19, 2006
	149	Bool_t RelPosCellInSModule(Int_t absId, Double_t &xr, Double_t &yr, Double_t &zr) const;
	150	Bool_t RelPosCellInSModule(Int_t absId, Double_t loc[3]) const;
	151	Bool_t RelPosCellInSModule(Int_t absId, TVector3 &vloc) const;
1963b290	152	// ---
e52475ed	153	Float_t AngleFromEta(Float_t eta) const { // returns theta in radians for a given pseudorapidity
a97849a9	154	return 2.0*TMath::ATan(TMath::Exp(-eta));
a97849a9	155	}
e52475ed	156	Float_t ZFromEtaR(Float_t r,Float_t eta) const { // returns z in for a given
a97849a9	157	// pseudorapidity and r=sqrt(xx+yy).
	158	return r/TMath::Tan(AngleFromEta(eta));
	159	}
fdebddeb	160	void SetNZ(Int_t nz) { fNZ= nz ; printf("SetNZ: Number of modules in Z set to %d", fNZ) ; }
fdebddeb	161	void SetNPhi(Int_t nphi) { fNPhi= nphi ; printf("SetNPhi: Number of modules in Phi set to %d", fNPhi) ; }
f0377b23	162
	163	void SetNTRU(Int_t ntru) {fNTRU = ntru; printf("SetNTRU: Number of TRUs per SuperModule set to %d", fNTRU) ; }
	164	void SetNTRUEta(Int_t ntru) {fNTRUEta = ntru; ; printf("SetNTRU: Number of TRUs per SuperModule in Etaset to %d", fNTRUEta) ;}
	165	void SetNTRUPhi(Int_t ntru) {fNTRUPhi = ntru; ; printf("SetNTRU: Number of TRUs per SuperModule in Phi set to %d", fNTRUPhi) ;}
	166
fdebddeb	167	void SetSampling(Float_t samp) { fSampling = samp; printf("SetSampling: Sampling factor set to %f", fSampling) ; }
395c7ba2	168
4c431bcc	169	Int_t GetNCellsInSupMod() const {return fNCellsInSupMod;}
	170	Int_t GetNCellsInTower() const {return fNCellsInTower; }
	171
dc7da436	172	AliEMCALGeometry(); // default ctor only for internal usage (singleton)
d434833b	173
a97849a9	174	protected:
dc7da436	175	AliEMCALGeometry(const Text_t* name, const Text_t* title);// ctor only for internal usage (singleton)
d434833b	176
0a4cb131	177	AliEMCALGeometry(const Text_t* name, const Text_t* title, AliEMCALAlignData* alignData);
d434833b	178
fdebddeb	179	void Init(void); // initializes the parameters of EMCAL
25b033cf	180	void CheckAdditionalOptions(); //
25b033cf	181	void DefineSamplingFraction(); // Jun 5, 2006
a97849a9	182
a97849a9	183	private:
fdebddeb	184	static AliEMCALGeometry * fgGeom; // pointer to the unique instance of the singleton
fdebddeb	185	static Bool_t fgInit; // Tells if geometry has been succesfully set up.
fc575e27	186	static AliEMCALAlignData *fgAlignData;// Alignment data, to be replaced by AliAlignData soon
	187
	188	TString fGeoName; //geometry name
d434833b	189
c63c3c5d	190	TObjArray *fArrayOpts; //! array of geometry options
	191
	192	Float_t fAlFrontThick; // Thickness of the front Al face of the support box
fdebddeb	193	Float_t fECPbRadThickness; // cm, Thickness of the Pb radiators
	194	Float_t fECScintThick; // cm, Thickness of the scintillators
	195	Int_t fNECLayers; // number of scintillator layers
395c7ba2	196
fdebddeb	197	Float_t fArm1PhiMin; // Minimum angular position of EMCAL in Phi (degrees)
	198	Float_t fArm1PhiMax; // Maximum angular position of EMCAL in Phi (degrees)
	199	Float_t fArm1EtaMin; // Minimum pseudorapidity position of EMCAL in Eta
	200	Float_t fArm1EtaMax; // Maximum pseudorapidity position of EMCAL in Eta
a97849a9	201
fdebddeb	202	// Geometry Parameters
	203	Float_t fEnvelop[3]; // the GEANT TUB for the detector
	204	Float_t fIPDistance; // Radial Distance of the inner surface of the EMCAL
	205	Float_t fShellThickness; // Total thickness in (x,y) direction
	206	Float_t fZLength; // Total length in z direction
	207	Float_t fGap2Active; // Gap between the envelop and the active material
	208	Int_t fNZ; // Number of Towers in the Z direction
1963b290	209	Int_t fNPhi; // Number of Towers in the PHI direction
fdebddeb	210	Float_t fSampling; // Sampling factor
1963b290	211
	212	// Shish-kebab option - 23-aug-04 by PAI; COMPACT, TWIST, TRD1 and TRD2
	213	Int_t fNumberOfSuperModules; // default is 12 = 6 * 2
	214	Float_t fSteelFrontThick; // Thickness of the front stell face of the support box - 9-sep-04
	215	Float_t fFrontSteelStrip; // 13-may-05
	216	Float_t fLateralSteelStrip; // 13-may-05
	217	Float_t fPassiveScintThick; // 13-may-05
	218	Float_t fPhiModuleSize; // Phi -> X
	219	Float_t fEtaModuleSize; // Eta -> Y
fc575e27	220	Float_t fPhiTileSize; // Size of phi tile
	221	Float_t fEtaTileSize; // Size of eta tile
	222	Float_t fLongModuleSize; // Size of long module
1963b290	223	Int_t fNPhiSuperModule; // 6 - number supermodule in phi direction
d87bd045	224	Int_t fNPHIdiv; // number phi divizion of module
d87bd045	225	Int_t fNETAdiv; // number eta divizion of module
1963b290	226	//
	227	Int_t fNCells; // number of cells in calo
	228	Int_t fNCellsInSupMod; // number cell in super module
c63c3c5d	229	Int_t fNCellsInTower; // number cell in tower(or module)
f0377b23	230	//TRU parameters
	231	Int_t fNTRU ; //! Number of TRUs per module
	232	Int_t fNTRUEta ; //! Number of cell rows per Z in one TRU
	233	Int_t fNTRUPhi ; //! Number of cell rows per Phi in one TRU
1963b290	234	// TRD1 options - 30-sep-04
	235	Float_t fTrd1Angle; // angle in x-z plane (in degree)
	236	Float_t f2Trd1Dx2; // 2*dx2 for TRD1
905263da	237	Float_t fPhiGapForSM; // Gap betweeen supermodules in phi direction
d87bd045	238	Int_t fKey110DEG; // for calculation abs cell id; 19-oct-05
1963b290	239	// TRD2 options - 27-jan-07
	240	Float_t fTrd2AngleY; // angle in y-z plane (in degree)
	241	Float_t f2Trd2Dy2; // 2*dy2 for TRD2
	242	Float_t fEmptySpace; // 2mm om fred drawing
d87bd045	243	// Super module as TUBS
1963b290	244	Float_t fTubsR; // radius of tubs
1963b290	245	Float_t fTubsTurnAngle; // turn angle of tubs in degree
e52475ed	246	// Local Coordinates of SM
dc7da436	247	TArrayD fEtaCentersOfCells; // size fNEta*fNETAdiv (for TRD1 only) (eta or z in SM)
	248	TArrayD fXCentersOfCells; // size fNEta*fNETAdiv (for TRD1 only) ( x in SM)
	249	TArrayD fPhiCentersOfCells; // size fNPhi*fNPHIdiv (for TRD1 only) (phi or y in SM)
e52475ed	250	// Move from AliEMCALv0 - Feb 19, 2006
	251	TList *fShishKebabTrd1Modules; //! list of modules
	252	// Local coordinates of SM for TRD1
	253	Float_t fParSM[3]; // SM sizes as in GEANT (TRD1)
	254	TGeoMatrix* fMatrixOfSM[12]; //![fNumberOfSuperModules]; get from gGeoManager;
1963b290	255
b44d5aa4	256	char *fAdditionalOpts[4]; //! some additional options for the geometry type and name
fc575e27	257	int fNAdditionalOpts; //! size of additional options parameter
fc575e27	258
d434833b	259	ClassDef(AliEMCALGeometry, 10) // EMCAL geometry class
c63c3c5d	260	};
2012850d	261
2012850d	262	#endif // AliEMCALGEOMETRY_H