1 #ifndef ALIEMCALSHISHKEBABTRD1MODULE_H
2 #define ALIEMCALSHISHKEBABTRD1MODULE_H
4 /* Copyright(c) 1998-2004, ALICE Experiment at CERN, All rights reserved. *
5 * See cxx source for full Copyright notice */
8 //_________________________________________________________________________
9 // Main class for TRD1 geometry of Shish-Kebab case.
10 // Author: Aleksei Pavlinov(WSU).
16 class AliEMCALGeometry;
18 class AliEMCALShishKebabTrd1Module : public TNamed {
20 AliEMCALShishKebabTrd1Module(Double_t theta=0.0, AliEMCALGeometry *g=0);
21 AliEMCALShishKebabTrd1Module(AliEMCALShishKebabTrd1Module &leftNeighbor);
22 void Init(Double_t A, Double_t B);
23 AliEMCALShishKebabTrd1Module(const AliEMCALShishKebabTrd1Module& mod);
25 AliEMCALShishKebabTrd1Module & operator = (const AliEMCALShishKebabTrd1Module& /*rvalue*/) {
26 Fatal("operator =", "not implemented") ;
30 virtual ~AliEMCALShishKebabTrd1Module(void) {}
31 Bool_t GetParameters();
32 void DefineName(Double_t theta);
33 void DefineFirstModule();
35 Double_t GetTheta() const {return fTheta;}
36 TVector2& GetCenterOfModule() {return fOK;}
38 Double_t GetPosX() const {return fOK.Y();}
39 Double_t GetPosZ() const {return fOK.X();}
40 Double_t GetPosXfromR() const {return fOK.Y() - fgr;}
41 Double_t GetA() const {return fA;}
42 Double_t GetB() const {return fB;}
43 // Additional offline staff
44 // ieta=0 or 1 - Jun 02, 2006
45 TVector2& GetCenterOfCellInLocalCoordinateofSM(Int_t ieta)
46 { if(ieta<=0) return fOK2;
48 void GetCenterOfCellInLocalCoordinateofSM(Int_t ieta, Double_t &xr, Double_t &zr)
50 if(ieta<=0) {xr = fOK2.Y(); zr = fOK2.X();
51 } else {xr = fOK1.Y(); zr = fOK1.X();
55 TVector2& GetCenterOfModuleFace() {return fOB;}
56 TVector2& GetCenterOfModuleFace(Int_t ieta) {
57 if(ieta<=0) return fOB2;
61 Double_t GetTanBetta() const {return fgtanBetta;}
62 Double_t Getb() const {return fgb;}
64 void PrintShish(Int_t pri=1) const; // *MENU*
65 Double_t GetThetaInDegree() const;
66 Double_t GetEtaOfCenterOfModule() const;
70 static AliEMCALGeometry *fgGeometry; //!
71 static Double_t fga; // 2*dx1=2*dy1
72 static Double_t fga2; // 2*dx2
73 static Double_t fgb; // 2*dz1
74 static Double_t fgangle; // ~1 degree
75 static Double_t fgtanBetta; // tan(fgangle/2.)
76 static Double_t fgr; // radius to IP
78 TVector2 fOK; // position the module center in ALICE system; x->y; z->x;
79 Double_t fA; // parameters of right line : y = A*z + B
80 Double_t fB; // system where zero point is IP.
81 Double_t fThetaA; // angle coresponding fA - for convinience
82 Double_t fTheta; // theta angle of perependicular to SK module
83 // position of towers(cells) with differents ieta (1 or 2) in local coordinate of SM
84 // Nov 04,2004; Feb 19,2006
85 TVector2 fOK1; // ieta=1
86 TVector2 fOK2; // ieta=0
87 // May 13, 2006; local position of module (cells) face
88 TVector2 fOB; // module
89 TVector2 fOB1; // ieta=1
90 TVector2 fOB2; // ieta=0
93 ClassDef(AliEMCALShishKebabTrd1Module,0) // TRD1 Shish-Kebab module