* See cxx source for full Copyright notice */
/* $Id$ */
-//*-- Author: Aleksei Pavlinov (WSU)
-// TO DO : create class for Super module Geometry - 4-nov-04
+//_________________________________________________________________________
+// Main class for TRD1 geometry of Shish-Kebab case.
+// Author: Aleksei Pavlinov(WSU).
+// Nov 2004; Feb 2006
#include "TNamed.h"
-#include "TMath.h"
#include "TVector2.h"
class AliEMCALGeometry;
class AliEMCALShishKebabTrd1Module : public TNamed {
public:
- AliEMCALShishKebabTrd1Module(double theta=TMath::Pi()/2.);
+ AliEMCALShishKebabTrd1Module(Double_t theta=0.0, AliEMCALGeometry *g=0);
AliEMCALShishKebabTrd1Module(AliEMCALShishKebabTrd1Module &leftNeighbor);
- void Init(double A, double B);
+ void Init(Double_t A, Double_t B);
+ AliEMCALShishKebabTrd1Module(const AliEMCALShishKebabTrd1Module& mod) : TNamed(mod.GetName(),mod.GetTitle()){
+ // cpy ctor: no implementation yet; requested by the Coding Convention
+ Fatal("cpy ctor", "not implemented") ;
+ }
+ AliEMCALShishKebabTrd1Module & operator = (const AliEMCALShishKebabTrd1Module& /*rvalue*/) {
+ Fatal("operator =", "not implemented") ;
+ return *this ;
+ }
virtual ~AliEMCALShishKebabTrd1Module(void) {}
Bool_t GetParameters();
- void DefineName(double theta);
+ void DefineName(Double_t theta);
void DefineFirstModule();
- Double_t GetTheta() const{return fTheta;}
- Double_t GetThetaInDegree() const {return fTheta*180./TMath::Pi();}
+ Double_t GetTheta() const {return fTheta;}
TVector2& GetCenterOfModule() {return fOK;}
- Double_t GetEtaOfCenterOfModule(){return -TMath::Log(TMath::Tan(fOK.Phi()/2.));}
- Double_t GetPosX() {return fOK.Y();}
- Double_t GetPosZ() {return fOK.X();}
- Double_t GetPosXfromR() {return fOK.Y() - fgr;}
- Double_t GetA() {return fA;}
- Double_t GetB() {return fB;}
+ Double_t GetPosX() const {return fOK.Y();}
+ Double_t GetPosZ() const {return fOK.X();}
+ Double_t GetPosXfromR() const {return fOK.Y() - fgr;}
+ Double_t GetA() const {return fA;}
+ Double_t GetB() const {return fB;}
// Additional offline staff
- TVector2& GetCenterOfCell(Int_t ieta)
- { if(ieta<=1) return fOK1;
- else return fOK2;}
+ // ieta=0 or 1 - Jun 02, 2006
+ TVector2& GetCenterOfCellInLocalCoordinateofSM(Int_t ieta)
+ { if(ieta<=0) return fOK2;
+ else return fOK1;}
+ void GetCenterOfCellInLocalCoordinateofSM(Int_t ieta, Double_t &xr, Double_t &zr)
+ {
+ if(ieta<=0) {xr = fOK2.Y(); zr = fOK2.X();
+ } else {xr = fOK1.Y(); zr = fOK1.X();
+ }
+ }
+ // 15-may-06
+ TVector2& GetCenterOfModuleFace() {return fOB;}
+ TVector2& GetCenterOfModuleFace(Int_t ieta) {
+ if(ieta<=0) return fOB2;
+ else return fOB1;
+ }
//
- Double_t GetTanBetta() {return fgtanBetta;}
- Double_t Getb() {return fgb;}
+ Double_t GetTanBetta() const {return fgtanBetta;}
+ Double_t Getb() const {return fgb;}
// service methods
- void Print(int pri=1) const; // *MENU*
+ void PrintShish(Int_t pri=1) const; // *MENU*
+ Double_t GetThetaInDegree() const;
+ Double_t GetEtaOfCenterOfModule() const;
+ protected:
// geometry info
static AliEMCALGeometry *fgGeometry; //!
static Double_t fga; // 2*dx1=2*dy1
static Double_t fgb; // 2*dz1
static Double_t fgangle; // ~1 degree
static Double_t fgtanBetta; // tan(fgangle/2.)
- // radius to IP
- static Double_t fgr;
+ static Double_t fgr; // radius to IP
- protected:
- TVector2 fOK; // position the module center x->y; z->x;
+ TVector2 fOK; // position the module center in ALICE system; x->y; z->x;
Double_t fA; // parameters of right line : y = A*z + B
Double_t fB; // system where zero point is IP.
Double_t fThetaA; // angle coresponding fA - for convinience
Double_t fTheta; // theta angle of perependicular to SK module
- // position of towers with differents ieta (1 or 2) - 4-nov-04
- TVector2 fOK1;
- TVector2 fOK2;
+ // position of towers(cells) with differents ieta (1 or 2) in local coordinate of SM
+ // Nov 04,2004; Feb 19,2006
+ TVector2 fOK1; // ieta=1
+ TVector2 fOK2; // ieta=0
+ // May 13, 2006; local position of module (cells) face
+ TVector2 fOB; // module
+ TVector2 fOB1; // ieta=1
+ TVector2 fOB2; // ieta=0
- public:
- ClassDef(AliEMCALShishKebabTrd1Module,0) // Turned Shish-Kebab module
+ // public:
+ ClassDef(AliEMCALShishKebabTrd1Module,0) // TRD1 Shish-Kebab module
};
#endif
-/* To do
- 1. Insert position the center of towers - 2 additional TVector2
- */