/* 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(){;}
- virtual ~AliJetDummyGeo(){;}
- static AliJetDummyGeo* GetInstance() {return new AliJetDummyGeo();}
- static AliJetDummyGeo* GetInstance(char* /*name*/, char* /*title*/)
- {return new AliJetDummyGeo();}
- Int_t GetNCells(){ return 0;}
- Float_t GetArm1EtaMin() {return 0.;}
- Float_t GetArm1EtaMax() {return 0.;}
- Float_t GetArm1PhiMin() {return 0.;}
- Float_t GetArm1PhiMax() {return 0.;}
- void EtaPhiFromIndex(Int_t /*id*/, Float_t& /*eta*/, Float_t& /*phi*/)
- {;}
- Int_t TowerIndexFromEtaPhi2(Float_t /*eta*/, Float_t /*phi*/) {return 0;}
- void GetTransformationForSM(){;}
- Float_t GetSampling() {return 0.;}
- ClassDef(AliJetDummyGeo,1)
+ AliJetDummyGeo();
+ AliJetDummyGeo(const AliJetDummyGeo& geom);
+ virtual ~AliJetDummyGeo();
+ static AliJetDummyGeo* GetInstance() {return new AliJetDummyGeo();}
+ static AliJetDummyGeo* GetInstance(const char* /*name*/, const char* /*title*/)
+ {return new AliJetDummyGeo();}
+ const 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