Line data    Source code

       1             : #ifndef ALIPMDUTILITY_H
       2             : #define ALIPMDUTILITY_H
       3             : /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
       4             :  * See cxx source for full Copyright notice                               */
       5             : //-----------------------------------------------------//
       6             : //                                                     //
       7             : //                                                     //
       8             : //  Date   : August 05 2003                            //
       9             : //                                                     //
      10             : //  Utility class for PMD                              //
      11             : //                                                     //
      12             : //-----------------------------------------------------//
      13             : // Author - 
      14             : //
      15             : #include "Rtypes.h"
      16             : 
      17             : 
      18             : class AliPMDUtility:public TObject
      19             : {
      20             :  public:
      21             :   AliPMDUtility();
      22             :   AliPMDUtility(Float_t px, Float_t py, Float_t pz);
      23             :   AliPMDUtility(const AliPMDUtility &pmdutil);  // copy constructor
      24             :   AliPMDUtility &operator=(const AliPMDUtility &pmdutil); // assignment op
      25             :   virtual ~AliPMDUtility();
      26             : 
      27             : 
      28             :   void RectGeomCellPos(Int_t ism, Int_t xpad, Int_t ypad,
      29             :                        Float_t & xpos, Float_t & ypos);
      30             :   void RectGeomCellPos(Int_t ism, Float_t xpad, Float_t ypad,
      31             :                        Float_t & xpos, Float_t & ypos);
      32             : 
      33             :   void RectGeomCellPos(Int_t ism, Float_t xpad, Float_t ypad,
      34             :                        Float_t & xpos, Float_t & ypos, Float_t & zpos);
      35             : 
      36             :   void GenerateBoundaryPoints(Int_t ism, Float_t &x1ism, Float_t &y1ism
      37             :                               , Float_t &x2ism, Float_t &y2ism);
      38             : 
      39             :   void GetEtaIndexXY(Int_t smn, Int_t row, Int_t col, 
      40             :                      Float_t &xp, Float_t &yp, Double_t &eta, Int_t &etaindex);
      41             : 
      42             :   void DrawPMDModule(Int_t idet); 
      43             : 
      44             :   void ApplyVertexCorrection(Float_t vertex[], 
      45             :                              Float_t xpos, Float_t ypos, Float_t zpos);
      46             :   void ApplyAlignment(Double_t sectr[][3]);
      47             :   void SetPxPyPz(Float_t px, Float_t py, Float_t pz);
      48             :   void SetXYZ(Float_t xpos, Float_t ypos, Float_t zpos);
      49             :   void SetWriteModule(Int_t wrmod);
      50             :   void CalculateEta();
      51             :   void CalculatePhi();
      52             :   void CalculateEtaPhi();
      53             :   void CalculateXY(Float_t eta, Float_t phi, Float_t zpos);
      54             :   Float_t GetTheta() const;
      55             :   Float_t GetEta() const;
      56             :   Float_t GetPhi() const;
      57             :   Float_t GetX() const;
      58             :   Float_t GetY() const;
      59             :   Float_t GetZ() const;
      60             :   
      61             :  protected:
      62             : 
      63             :   Float_t fPx;     // Momentum along x
      64             :   Float_t fPy;     // Momentum along y
      65             :   Float_t fPz;     // Momentum along z
      66             :   Float_t fTheta;  // Polar angle in radian
      67             :   Float_t fEta;    // Pseudo-rapidity
      68             :   Float_t fPhi;    // Azimuthal angle in radian
      69             :   Float_t fSecTr[4][3]; // Sector alignement (translation)
      70             :   Int_t   fWriteModule;  // Module number writing 
      71             :   
      72          12 :   ClassDef(AliPMDUtility,8) // Utility class for the detector set:PMD
      73             : };
      74             : 
      75             : #endif