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[u/mrichter/AliRoot.git] / EMCAL / AliEMCALShishKebabTrd1Module.h
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1963b290 1#ifndef ALIEMCALSHISHKEBABTRD1MODULE_H
2#define ALIEMCALSHISHKEBABTRD1MODULE_H
3
4/* Copyright(c) 1998-2004, ALICE Experiment at CERN, All rights reserved. *
5 * See cxx source for full Copyright notice */
6
7/* $Id$ */
25ab8a31 8//_________________________________________________________________________
9// Main class for TRD1 geometry of Shish-Kebab case.
10// Author: Aleksei Pavlinov(WSU).
11// Nov 2004; Feb 2006
1963b290 12
13#include "TNamed.h"
1963b290 14#include "TVector2.h"
15
16class AliEMCALGeometry;
17
18class AliEMCALShishKebabTrd1Module : public TNamed {
19 public:
25ab8a31 20 AliEMCALShishKebabTrd1Module(Double_t theta=0.0, AliEMCALGeometry *g=0);
1963b290 21 AliEMCALShishKebabTrd1Module(AliEMCALShishKebabTrd1Module &leftNeighbor);
25ab8a31 22 void Init(Double_t A, Double_t B);
0a4cb131 23 AliEMCALShishKebabTrd1Module(const AliEMCALShishKebabTrd1Module& mod);
24
25ab8a31 25 AliEMCALShishKebabTrd1Module & operator = (const AliEMCALShishKebabTrd1Module& /*rvalue*/) {
26 Fatal("operator =", "not implemented") ;
27 return *this ;
28 }
1963b290 29
30 virtual ~AliEMCALShishKebabTrd1Module(void) {}
31 Bool_t GetParameters();
25ab8a31 32 void DefineName(Double_t theta);
1963b290 33 void DefineFirstModule();
34
25ab8a31 35 Double_t GetTheta() const {return fTheta;}
1963b290 36 TVector2& GetCenterOfModule() {return fOK;}
1963b290 37
25ab8a31 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;}
1963b290 43 // Additional offline staff
dc7da436 44 // ieta=0 or 1 - Jun 02, 2006
e52475ed 45 TVector2& GetCenterOfCellInLocalCoordinateofSM(Int_t ieta)
dc7da436 46 { if(ieta<=0) return fOK2;
e52475ed 47 else return fOK1;}
48 void GetCenterOfCellInLocalCoordinateofSM(Int_t ieta, Double_t &xr, Double_t &zr)
49 {
dc7da436 50 if(ieta<=0) {xr = fOK2.Y(); zr = fOK2.X();
e52475ed 51 } else {xr = fOK1.Y(); zr = fOK1.X();
52 }
53 }
b44d5aa4 54 // 15-may-06
55 TVector2& GetCenterOfModuleFace() {return fOB;}
56 TVector2& GetCenterOfModuleFace(Int_t ieta) {
dc7da436 57 if(ieta<=0) return fOB2;
b44d5aa4 58 else return fOB1;
59 }
1963b290 60 //
25ab8a31 61 Double_t GetTanBetta() const {return fgtanBetta;}
62 Double_t Getb() const {return fgb;}
1963b290 63 // service methods
25ab8a31 64 void PrintShish(Int_t pri=1) const; // *MENU*
65 Double_t GetThetaInDegree() const;
66 Double_t GetEtaOfCenterOfModule() const;
1963b290 67
25ab8a31 68 protected:
1963b290 69 // geometry info
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.)
25ab8a31 76 static Double_t fgr; // radius to IP
1963b290 77
b44d5aa4 78 TVector2 fOK; // position the module center in ALICE system; x->y; z->x;
1963b290 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
e52475ed 83 // position of towers(cells) with differents ieta (1 or 2) in local coordinate of SM
84 // Nov 04,2004; Feb 19,2006
dc7da436 85 TVector2 fOK1; // ieta=1
86 TVector2 fOK2; // ieta=0
b44d5aa4 87 // May 13, 2006; local position of module (cells) face
88 TVector2 fOB; // module
dc7da436 89 TVector2 fOB1; // ieta=1
90 TVector2 fOB2; // ieta=0
1963b290 91
25ab8a31 92 // public:
93 ClassDef(AliEMCALShishKebabTrd1Module,0) // TRD1 Shish-Kebab module
1963b290 94};
95
96#endif