1 #ifndef AliRICHChamber_h
2 #define AliRICHChamber_h
4 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
5 * See cxx source for full Copyright notice */
7 #include <TRotMatrix.h>
10 #include <TRotation.h>
11 #include <TLorentzVector.h>
12 #include "AliRICHConst.h"
14 #include "AliRICHTresholdMap.h"
15 #include "AliSegmentation.h"
16 #include "AliRICHGeometry.h"
17 #include "AliRICHResponse.h"
19 typedef enum {kMip, kPhoton} ResponseType;
22 class AliRICHChamber : public TNamed
26 Int_t fIndexMap[50]; //indeces of tresholds
27 AliRICHTresholdMap* fTresh; //map of tresholds
31 AliRICHChamber(Int_t iModuleN,AliRICHParam *pParam);
32 AliRICHChamber(const AliRICHChamber &chamber):TNamed(chamber) {;}
33 virtual ~AliRICHChamber() {;}
34 AliRICHChamber& operator=(const AliRICHChamber&) {return *this;}
36 TRotMatrix* RotMatrix() const{return fpRotMatrix;}
37 const char* RotMatrixName() const{return "rot"+fName;}
38 TRotation Rot() {return fRot;}
39 Double_t Rho() const{return fCenterV3.Mag();}
40 Double_t ThetaD() const{return fCenterV3.Theta()*TMath::RadToDeg();}
41 Double_t PhiD() const{return fCenterV3.Phi()*TMath::RadToDeg();}
42 Double_t ThetaXd() const{return fRot.ThetaX()*TMath::RadToDeg();}
43 Double_t PhiXd() const{return fRot.PhiX()*TMath::RadToDeg();}
44 Double_t ThetaYd() const{return fRot.ThetaY()*TMath::RadToDeg();}
45 Double_t PhiYd() const{return fRot.PhiY()*TMath::RadToDeg();}
46 Double_t ThetaZd() const{return fRot.ThetaZ()*TMath::RadToDeg();}
47 Double_t PhiZd() const{return fRot.PhiZ()*kR2d;}
48 void RotateX(Double_t a) {fRot.RotateX(a);fCenterV3.RotateX(a);}
49 void RotateY(Double_t a) {fRot.RotateY(a);fCenterV3.RotateY(a);}
50 void RotateZ(Double_t a) {fRot.RotateZ(a);fCenterV3.RotateZ(a);}
51 Double_t X() const{return fCenterV3.X();}
52 Double_t Y() const{return fCenterV3.Y();}
53 Double_t Z() const{return fCenterV3.Z();}
54 TVector3 L2G(TVector3 x3) const{x3.Transform(fRot);x3+=fCenterV3;return x3;}
55 TVector3 G2L(TVector3 x3) const{x3-=fCenterV3;x3.Transform(fRot.Inverse()); return x3;}
56 TVector3 L2G(Double_t x,Double_t y,Double_t z) const{return L2G(TVector3(x,y,z));}
57 TVector3 G2L(TLorentzVector x4) const{return G2L(x4.Vect());}
58 Float_t G2Ly(TLorentzVector x4) const{TVector3 x3=G2L(x4.Vect()); return x3.Z();}
59 TVector3 G2L(Double_t x,Double_t y,Double_t z) const{return G2L(TVector3(x,y,z));}
60 Float_t G2Lx(Double_t x,Double_t y,Double_t z) const{TVector3 x3=G2L(x,y,z); return x3.X();}
61 Float_t G2Ly(Double_t x,Double_t y,Double_t z) const{TVector3 x3=G2L(x,y,z); return x3.Z();}
62 // TLorentzVector L2G(TLorentzVector v4) const{v4.Transform(fRot.Inverse());v4+=fCenterV3;return v4;}???
63 void Print(Option_t *sOption)const;//virtual
65 void LocaltoGlobal(Float_t pos[3],Float_t Localpos[3]);//Transformation from local to global coordinates, chamber-dependant
66 void GlobaltoLocal(Float_t pos[3],Float_t localpos[3]);//Transformation from Global to local coordinates, chamber-dependant
67 void GenerateTresholds(); //Generate pad dependent tresholds
68 void DisIntegration(Float_t eloss, Float_t xhit, Float_t yhit, Int_t&x, Float_t newclust[6][500], ResponseType res);// Cluster formation method
69 void Init(Int_t id) {fSegmentation->Init(id);} // Recalculates all the values after some of them have been changed
70 void SetGeometryModel(AliRICHGeometry* pRICHGeometry) {fGeometry=pRICHGeometry;}
71 AliRICHGeometry* GetGeometryModel() const{return fGeometry;}
72 void SetResponseModel(AliRICHResponse* pRICHResponse) {fResponse=pRICHResponse;}
73 AliRICHResponse* GetResponseModel() const{return fResponse;}
74 void SetSegmentationModel(AliSegmentation* pRICHSegmentation) {fSegmentation=pRICHSegmentation;}
75 AliSegmentation* GetSegmentationModel() const{return fSegmentation;}
76 void SigGenInit(Float_t x, Float_t y, Float_t z) {fSegmentation->SigGenInit(x, y, z) ;}
77 Int_t SigGenCond(Float_t x, Float_t y, Float_t z) {return fSegmentation->SigGenCond(x, y, z);}
78 Int_t Sector(Float_t x, Float_t y) {return fSegmentation->Sector((Int_t)x, (Int_t)y);} // Returns number of sector containing (x,y) position
79 void SetPadSize(Float_t p1, Float_t p2) {fSegmentation->SetPadSize(p1,p2);}
80 Double_t GetX() const{return fX;}
81 Double_t GetY() const{return fY;}
82 Double_t GetZ() const{return fZ;}
83 inline void SetCenter(Double_t x,Double_t y,Double_t z);
84 TRotMatrix *GetRotMatrix() const{return fpRotMatrix;}
85 void SetChamberTransform(Float_t x,Float_t y,Float_t z,TRotMatrix *pRotMatrix);
88 Float_t fX,fY,fZ; // Position of the center of the chamber in MRS (cm)
90 AliSegmentation *fSegmentation; //???Segmentation model for each chamber
91 AliRICHResponse *fResponse; //???Response model for each chamber
92 AliRICHGeometry *fGeometry; //???Geometry model for each chamber
94 TVector3 fCenterV3; //chamber center position in MRS (cm)
95 TRotation fRot; //chamber rotation in MRS
96 TRotMatrix *fpRotMatrix; //rotation matrix of the chamber with respect to MRS
97 AliRICHParam *fpParam; //main RICH parameters description
98 ClassDef(AliRICHChamber,2) //single RICH chamber description
99 };//class AliRICHChamber
101 void AliRICHChamber::SetCenter(Double_t x,Double_t y,Double_t z)
103 fCenterV3.SetXYZ(x,y,z);
107 #endif //AliRICHChamber_h