[u/mrichter/AliRoot.git] / JETAN / AliJetDummyGeo.h

#ifndef ALIJETDUMMYGEO_H
#define ALIJETDUMMYGEO_H
 
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice                               */
 
//
// Temporarily added to define part of the EMCal geometry
// necessary for the jet finder
// Magali.Estienne@cern.ch
//
#include <TObject.h>
#include <TArrayD.h>
#include <TMath.h>
#include <TVector3.h>

class TGeoMatrix;
class AliJetDummyShishKebabTrd1Module;

class AliJetDummyGeo : public TObject 
{
 public: 
  AliJetDummyGeo();
  AliJetDummyGeo(const AliJetDummyGeo& geom);
  virtual ~AliJetDummyGeo();
  static AliJetDummyGeo* GetInstance() {return new AliJetDummyGeo();}
  static AliJetDummyGeo* GetInstance(char* /*name*/, char* /*title*/)
    {return new AliJetDummyGeo();}
  Char_t* GetNameOfEMCALEnvelope() const {return "XEN1";}
  Float_t GetEnvelop(Int_t index) const { return fEnvelop[index];}
  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));
  }
  Int_t   GetNCells()               const  {return fNCells;}
  Float_t GetPhiModuleSize()        const  {return fPhiModuleSize;}
  Float_t GetEtaModuleSize()        const  {return fEtaModuleSize;}
  Float_t GetShellThickness()       const  {return fShellThickness;}
  Float_t GetSteelFrontThickness()  const  {return fSteelFrontThick;}
  Float_t GetLongModuleSize()       const  {return fLongModuleSize;}
  Float_t GetTrd1Angle()            const  {return fTrd1Angle;}
  Float_t Get2Trd1Dx2()             const  {return f2Trd1Dx2;}
  Int_t   GetNPhi()                 const  {return fNPhi;}
  Int_t   GetNZ()                   const  {return fNZ ;}
  Int_t   GetNumberOfSuperModules() const  {return fNumberOfSuperModules;}
  Float_t GetArm1EtaMin()           const  {return fArm1EtaMin;}
  Float_t GetArm1EtaMax()           const  {return fArm1EtaMax;}
  Float_t GetArm1PhiMin()           const  {return fArm1PhiMin;}
  Float_t GetArm1PhiMax()           const  {return fArm1PhiMax;}
  Float_t GetIPDistance()           const  {return fIPDistance;} 
  void    EtaPhiFromIndex(Int_t id, Float_t& eta, Float_t& phi);
  void    GetGlobal(const Double_t *loc, Double_t *glob, Int_t ind) const;
  void    GetGlobal(Int_t absId, Double_t glob[3]) const;
  void    GetGlobal(Int_t absId, TVector3 &vglob) const;
  Bool_t  RelPosCellInSModule(Int_t absId, Double_t loc[3]) const;
  Bool_t  RelPosCellInSModule(Int_t absId, Double_t &xr, Double_t &yr, Double_t &zr) const;
  Bool_t  CheckAbsCellId(Int_t absId) const;
  Bool_t  GetCellIndex(Int_t absId,Int_t &nSupMod,Int_t &nModule,Int_t &nIphi,Int_t &nIeta) const;
  void    GetCellPhiEtaIndexInSModule(Int_t nSupMod, Int_t nModule, Int_t nIphi, Int_t nIeta, Int_t &iphi, Int_t &ieta) const;
  void    GetModulePhiEtaIndexInSModule(Int_t nSupMod, Int_t nModule,  Int_t &iphim, Int_t &ietam) const;
  Bool_t  GetAbsCellIdFromEtaPhi(Double_t eta,Double_t phi, Int_t &absId) const;
  Bool_t  SuperModuleNumberFromEtaPhi(Double_t eta, Double_t phi, Int_t &nSupMod) const;
  Int_t   GetAbsCellIdFromCellIndexes(Int_t nSupMod, Int_t iphi, Int_t ieta) const;
  void    GetModuleIndexesFromCellIndexesInSModule(Int_t nSupMod, Int_t iphi, Int_t ieta, 
						   Int_t &iphim, Int_t &ietam, Int_t &nModule) const;
  Int_t   GetAbsCellId(Int_t nSupMod, Int_t nModule, Int_t nIphi, Int_t nIeta) const;
  Int_t   GetNumberOfModuleInPhiDirection(Int_t nSupMod)  const
  {
    // inline function
    if(nSupMod>=10) return fNPhi/2;
    else            return fNPhi;
  }

  void    CreateListOfTrd1Modules();
  TList  *GetShishKebabTrd1Modules() const {return fShishKebabTrd1Modules;}
  AliJetDummyShishKebabTrd1Module *GetShishKebabModule(Int_t neta);

  Bool_t  GetPhiBoundariesOfSMGap(Int_t nPhiSec, Double_t &phiMin, Double_t &phiMax) const;
  void    GetTransformationForSM();
  Float_t GetSampling() const {return fSampling;}
 private:
  AliJetDummyGeo &operator=(const AliJetDummyGeo &det);
  
 protected:
  Float_t fArm1EtaMin;			// Minimum pseudorapidity position of EMCAL in Eta
  Float_t fArm1EtaMax; 			// Maximum pseudorapidity position of EMCAL in Eta
  Float_t fArm1PhiMin; 			// Minimum angular position of EMCAL in Phi (degrees)
  Float_t fArm1PhiMax;			// Maximum angular position of EMCAL in Phi (degrees)
  Int_t   fNumberOfSuperModules;        // Number of supermodules
  Float_t fSteelFrontThick;             // Thickness of the front stell face of the support box - 9-sep-04
  Float_t fLateralSteelStrip;           // 13-may-05
  Float_t fEnvelop[3];			// the GEANT TUB for the detector 
  Float_t fIPDistance;                  // Radial Distance of the inner surface of the EMCAL
  Float_t fPhiGapForSM;                 // Gap betweeen supermodules in phi direction
  Int_t   fNPhi;      			// Number of Towers in the PHI direction  
  Int_t   fNZ;		         	// Number of Towers in the Z direction
  Float_t fPhiModuleSize;               // Phi -> X
  Float_t fEtaModuleSize;               // Eta -> Y
  Int_t   fNPHIdiv;                     // number phi divizion of module
  Int_t   fNETAdiv;                     // number eta divizion of module
  Float_t fPhiTileSize;                 // Size of phi tile
  Float_t fEtaTileSize;                 // Size of eta tile
  Int_t   fNECLayers;                   // number of scintillator layers
  Float_t fECScintThick;                // cm, Thickness of the scintillators
  Float_t fECPbRadThickness;            // cm, Thickness of the Pb radiators
  Float_t fSampling;                    // Sampling factor
  Float_t fTrd1Angle;                   // angle in x-z plane (in degree) 
  Int_t   fNCellsInModule;              // number cell in module
  Int_t   fNCellsInSupMod;              // number cell in super module
  Int_t   fNCells;                      // number of cells in calo
  Float_t fLongModuleSize;              // Size of long module
  Float_t f2Trd1Dx2;                    // 2*dx2 for TRD1
  Float_t fShellThickness;	        // Total thickness in (x,y) direction
  Float_t fZLength;			// Total length in z direction
  Float_t fEtaMaxOfTRD1;                // max eta in case of TRD1 geometry (see AliEMCALShishKebabTrd1Module)
  Float_t fParSM[3];                    // SM sizes as in GEANT (TRD1)
  TArrayD fPhiBoundariesOfSM;           // phi boundaries of SM in rad; size is fNumberOfSuperModules;
  TArrayD fPhiCentersOfSM;              // phi of centers of SMl size is fNumberOfSuperModules/2
  TGeoMatrix* fMatrixOfSM[12];          //![fNumberOfSuperModules]; get from gGeoManager;
  TArrayD fCentersOfCellsEtaDir;        // size fNEta*fNETAdiv (for TRD1 only) (eta or z in SM, in cm)
  TArrayD fCentersOfCellsXDir;          // size fNEta*fNETAdiv (for TRD1 only) (       x in SM, in cm)
  TArrayD fCentersOfCellsPhiDir;        // size fNPhi*fNPHIdiv (for TRD1 only) (phi or y in SM, in cm)
  TArrayD fEtaCentersOfCells;           // [fNEta*fNETAdiv*fNPhi*fNPHIdiv], positive direction (eta>0); 
                                        // eta depend from phi position; 
  TArrayD fPhiCentersOfCells;           // [fNPhi*fNPHIdiv] from center of SM (-10. < phi < +10.)
  TList  *fShishKebabTrd1Modules;       //  List of modules
  Int_t   fDebug;                       //  Debug flag 
  ClassDef(AliJetDummyGeo,1)
};
 
#endif
Commit	Line	Data
5ad5f558	1	#ifndef ALIJETDUMMYGEO_H
	2	#define ALIJETDUMMYGEO_H
	3
	4	/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	5	* See cxx source for full Copyright notice */
	6
ee7de0dd	7	//
	8	// Temporarily added to define part of the EMCal geometry
	9	// necessary for the jet finder
6b22f7f4	10	// Magali.Estienne@cern.ch
3e147bc8	11	//
5ad5f558	12	#include <TObject.h>
ee7de0dd	13	#include <TArrayD.h>
	14	#include <TMath.h>
	15	#include <TVector3.h>
	16
	17	class TGeoMatrix;
3e147bc8	18	class AliJetDummyShishKebabTrd1Module;
5ad5f558	19
	20	class AliJetDummyGeo : public TObject
	21	{
	22	public:
ee7de0dd	23	AliJetDummyGeo();
	24	AliJetDummyGeo(const AliJetDummyGeo& geom);
	25	virtual ~AliJetDummyGeo();
	26	static AliJetDummyGeo* GetInstance() {return new AliJetDummyGeo();}
	27	static AliJetDummyGeo* GetInstance(char* /name/, char* /title/)
	28	{return new AliJetDummyGeo();}
	29	Char_t* GetNameOfEMCALEnvelope() const {return "XEN1";}
	30	Float_t GetEnvelop(Int_t index) const { return fEnvelop[index];}
	31	Float_t AngleFromEta(Float_t eta) const {
	32	// returns theta in radians for a given pseudorapidity
	33	return 2.0*TMath::ATan(TMath::Exp(-eta));
	34	}
	35	Float_t ZFromEtaR(Float_t r,Float_t eta) const {
	36	// returns z in for a given
	37	// pseudorapidity and r=sqrt(xx+yy).
	38	return r/TMath::Tan(AngleFromEta(eta));
	39	}
6b22f7f4	40	Int_t GetNCells() const {return fNCells;}
	41	Float_t GetPhiModuleSize() const {return fPhiModuleSize;}
	42	Float_t GetEtaModuleSize() const {return fEtaModuleSize;}
	43	Float_t GetShellThickness() const {return fShellThickness;}
	44	Float_t GetSteelFrontThickness() const {return fSteelFrontThick;}
	45	Float_t GetLongModuleSize() const {return fLongModuleSize;}
	46	Float_t GetTrd1Angle() const {return fTrd1Angle;}
	47	Float_t Get2Trd1Dx2() const {return f2Trd1Dx2;}
	48	Int_t GetNPhi() const {return fNPhi;}
	49	Int_t GetNZ() const {return fNZ ;}
	50	Int_t GetNumberOfSuperModules() const {return fNumberOfSuperModules;}
	51	Float_t GetArm1EtaMin() const {return fArm1EtaMin;}
	52	Float_t GetArm1EtaMax() const {return fArm1EtaMax;}
	53	Float_t GetArm1PhiMin() const {return fArm1PhiMin;}
	54	Float_t GetArm1PhiMax() const {return fArm1PhiMax;}
	55	Float_t GetIPDistance() const {return fIPDistance;}
	56	void EtaPhiFromIndex(Int_t id, Float_t& eta, Float_t& phi);
3e147bc8	57	void GetGlobal(const Double_t loc, Double_t glob, Int_t ind) const;
ee7de0dd	58	void GetGlobal(Int_t absId, Double_t glob[3]) const;
	59	void GetGlobal(Int_t absId, TVector3 &vglob) const;
	60	Bool_t RelPosCellInSModule(Int_t absId, Double_t loc[3]) const;
	61	Bool_t RelPosCellInSModule(Int_t absId, Double_t &xr, Double_t &yr, Double_t &zr) const;
	62	Bool_t CheckAbsCellId(Int_t absId) const;
	63	Bool_t GetCellIndex(Int_t absId,Int_t &nSupMod,Int_t &nModule,Int_t &nIphi,Int_t &nIeta) const;
3e147bc8	64	void GetCellPhiEtaIndexInSModule(Int_t nSupMod, Int_t nModule, Int_t nIphi, Int_t nIeta, Int_t &iphi, Int_t &ieta) const;
3e147bc8	65	void GetModulePhiEtaIndexInSModule(Int_t nSupMod, Int_t nModule, Int_t &iphim, Int_t &ietam) const;
ee7de0dd	66	Bool_t GetAbsCellIdFromEtaPhi(Double_t eta,Double_t phi, Int_t &absId) const;
	67	Bool_t SuperModuleNumberFromEtaPhi(Double_t eta, Double_t phi, Int_t &nSupMod) const;
	68	Int_t GetAbsCellIdFromCellIndexes(Int_t nSupMod, Int_t iphi, Int_t ieta) const;
	69	void GetModuleIndexesFromCellIndexesInSModule(Int_t nSupMod, Int_t iphi, Int_t ieta,
	70	Int_t &iphim, Int_t &ietam, Int_t &nModule) const;
	71	Int_t GetAbsCellId(Int_t nSupMod, Int_t nModule, Int_t nIphi, Int_t nIeta) const;
	72	Int_t GetNumberOfModuleInPhiDirection(Int_t nSupMod) const
	73	{
	74	// inline function
	75	if(nSupMod>=10) return fNPhi/2;
	76	else return fNPhi;
	77	}
3e147bc8	78
	79	void CreateListOfTrd1Modules();
	80	TList *GetShishKebabTrd1Modules() const {return fShishKebabTrd1Modules;}
	81	AliJetDummyShishKebabTrd1Module *GetShishKebabModule(Int_t neta);
	82
ee7de0dd	83	Bool_t GetPhiBoundariesOfSMGap(Int_t nPhiSec, Double_t &phiMin, Double_t &phiMax) const;
ee7de0dd	84	void GetTransformationForSM();
6b22f7f4	85	Float_t GetSampling() const {return fSampling;}
9e4cc50d	86	private:
	87	AliJetDummyGeo &operator=(const AliJetDummyGeo &det);
	88
ee7de0dd	89	protected:
ee7de0dd	90	Float_t fArm1EtaMin; // Minimum pseudorapidity position of EMCAL in Eta
ee7de0dd	91	Float_t fArm1EtaMax; // Maximum pseudorapidity position of EMCAL in Eta
3e147bc8	92	Float_t fArm1PhiMin; // Minimum angular position of EMCAL in Phi (degrees)
3e147bc8	93	Float_t fArm1PhiMax; // Maximum angular position of EMCAL in Phi (degrees)
6b22f7f4	94	Int_t fNumberOfSuperModules; // Number of supermodules
ee7de0dd	95	Float_t fSteelFrontThick; // Thickness of the front stell face of the support box - 9-sep-04
3e147bc8	96	Float_t fLateralSteelStrip; // 13-may-05
ee7de0dd	97	Float_t fEnvelop[3]; // the GEANT TUB for the detector
ee7de0dd	98	Float_t fIPDistance; // Radial Distance of the inner surface of the EMCAL
ee7de0dd	99	Float_t fPhiGapForSM; // Gap betweeen supermodules in phi direction
	100	Int_t fNPhi; // Number of Towers in the PHI direction
	101	Int_t fNZ; // Number of Towers in the Z direction
	102	Float_t fPhiModuleSize; // Phi -> X
	103	Float_t fEtaModuleSize; // Eta -> Y
	104	Int_t fNPHIdiv; // number phi divizion of module
	105	Int_t fNETAdiv; // number eta divizion of module
3e147bc8	106	Float_t fPhiTileSize; // Size of phi tile
3e147bc8	107	Float_t fEtaTileSize; // Size of eta tile
ee7de0dd	108	Int_t fNECLayers; // number of scintillator layers
	109	Float_t fECScintThick; // cm, Thickness of the scintillators
	110	Float_t fECPbRadThickness; // cm, Thickness of the Pb radiators
	111	Float_t fSampling; // Sampling factor
	112	Float_t fTrd1Angle; // angle in x-z plane (in degree)
	113	Int_t fNCellsInModule; // number cell in module
	114	Int_t fNCellsInSupMod; // number cell in super module
	115	Int_t fNCells; // number of cells in calo
	116	Float_t fLongModuleSize; // Size of long module
	117	Float_t f2Trd1Dx2; // 2*dx2 for TRD1
	118	Float_t fShellThickness; // Total thickness in (x,y) direction
3e147bc8	119	Float_t fZLength; // Total length in z direction
ee7de0dd	120	Float_t fEtaMaxOfTRD1; // max eta in case of TRD1 geometry (see AliEMCALShishKebabTrd1Module)
	121	Float_t fParSM[3]; // SM sizes as in GEANT (TRD1)
	122	TArrayD fPhiBoundariesOfSM; // phi boundaries of SM in rad; size is fNumberOfSuperModules;
	123	TArrayD fPhiCentersOfSM; // phi of centers of SMl size is fNumberOfSuperModules/2
	124	TGeoMatrix* fMatrixOfSM[12]; //![fNumberOfSuperModules]; get from gGeoManager;
	125	TArrayD fCentersOfCellsEtaDir; // size fNEta*fNETAdiv (for TRD1 only) (eta or z in SM, in cm)
	126	TArrayD fCentersOfCellsXDir; // size fNEta*fNETAdiv (for TRD1 only) ( x in SM, in cm)
	127	TArrayD fCentersOfCellsPhiDir; // size fNPhi*fNPHIdiv (for TRD1 only) (phi or y in SM, in cm)
	128	TArrayD fEtaCentersOfCells; // [fNEtafNETAdivfNPhi*fNPHIdiv], positive direction (eta>0);
	129	// eta depend from phi position;
	130	TArrayD fPhiCentersOfCells; // [fNPhi*fNPHIdiv] from center of SM (-10. < phi < +10.)
6b22f7f4	131	TList *fShishKebabTrd1Modules; // List of modules
3e147bc8	132	Int_t fDebug; // Debug flag
ee7de0dd	133	ClassDef(AliJetDummyGeo,1)
5ad5f558	134	};
	135
	136	#endif