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) : TNamed(mod.GetName(),mod.GetTitle()){
24 // cpy ctor: no implementation yet; requested by the Coding Convention
25 Fatal("cpy ctor", "not implemented") ;
27 AliEMCALShishKebabTrd1Module & operator = (const AliEMCALShishKebabTrd1Module& /*rvalue*/) {
28 Fatal("operator =", "not implemented") ;
32 virtual ~AliEMCALShishKebabTrd1Module(void) {}
33 Bool_t GetParameters();
34 void DefineName(Double_t theta);
35 void DefineFirstModule();
37 Double_t GetTheta() const {return fTheta;}
38 TVector2& GetCenterOfModule() {return fOK;}
40 Double_t GetPosX() const {return fOK.Y();}
41 Double_t GetPosZ() const {return fOK.X();}
42 Double_t GetPosXfromR() const {return fOK.Y() - fgr;}
43 Double_t GetA() const {return fA;}
44 Double_t GetB() const {return fB;}
45 // Additional offline staff
46 TVector2& GetCenterOfCellInLocalCoordinateofSM(Int_t ieta)
47 { if(ieta<=1) return fOK2;
49 void GetCenterOfCellInLocalCoordinateofSM(Int_t ieta, Double_t &xr, Double_t &zr)
51 if(ieta<=1) {xr = fOK2.Y(); zr = fOK2.X();
52 } else {xr = fOK1.Y(); zr = fOK1.X();
56 Double_t GetTanBetta() const {return fgtanBetta;}
57 Double_t Getb() const {return fgb;}
59 void PrintShish(Int_t pri=1) const; // *MENU*
60 Double_t GetThetaInDegree() const;
61 Double_t GetEtaOfCenterOfModule() const;
65 static AliEMCALGeometry *fgGeometry; //!
66 static Double_t fga; // 2*dx1=2*dy1
67 static Double_t fga2; // 2*dx2
68 static Double_t fgb; // 2*dz1
69 static Double_t fgangle; // ~1 degree
70 static Double_t fgtanBetta; // tan(fgangle/2.)
71 static Double_t fgr; // radius to IP
73 TVector2 fOK; // position the module center x->y; z->x;
74 Double_t fA; // parameters of right line : y = A*z + B
75 Double_t fB; // system where zero point is IP.
76 Double_t fThetaA; // angle coresponding fA - for convinience
77 Double_t fTheta; // theta angle of perependicular to SK module
78 // position of towers(cells) with differents ieta (1 or 2) in local coordinate of SM
79 // Nov 04,2004; Feb 19,2006
80 TVector2 fOK1; // ieta=2
81 TVector2 fOK2; // ieta=1
84 ClassDef(AliEMCALShishKebabTrd1Module,0) // TRD1 Shish-Kebab module