StRoot: StMuDSTMaker/EMC/examples/StEmcMicroTrack.h Source File

00001 
00007 #ifndef StEmcMicroTrack__h
00008 #define StEmcMicroTrack__h
00009  
00010 #include "TObject.h"
00011 #include "math.h"
00012  
00013 //-----------------------------------------------------------
00014  
00015 class StEmcMicroTrack : public TObject 
00016 {
00017  
00018 public:
00019  
00020             StEmcMicroTrack();
00021             StEmcMicroTrack(StEmcMicroTrack*);
00022    virtual  ~StEmcMicroTrack();
00023 
00024    Float_t  getPt()                    const { return mP*sin(2*atan(exp(-mEta))); }  
00025    Float_t  getP()                     const { return mP; }                          
00026    Float_t  getEta()                   const { return mEta; }                        
00027    Float_t  getPhi()                   const { return mPhi; }                        
00028    Float_t  getOrigin(Int_t i)         const { return mX[i]; }                       
00029    Float_t  getCurvature()             const { return mCurvature; }                  
00030    Short_t  getCharge()                const { return (Int_t)mCharge; }              
00031    Float_t  getDca()                   const { return mDca; }                        
00032    Float_t  getDcaSigned()             const { return mDcaSigned; }                  
00033    Float_t  getChi2()                  const { return (Float_t)mChi2/1000.; }        
00034    Int_t    getFitPts()                const { return (Int_t)mFitPts; }              
00035    Int_t    getMaxPts()                const { return (Int_t)mMaxPts; }              
00036    Int_t    getNhits()                 const { return (Int_t)mNhits; }               
00037    Float_t  getDedx()                  const { return mDedx; }                       
00038    Float_t  getDedxErr()               const { return mDedxErr; }                    
00039    Int_t    getNdedxPts()              const { return (Int_t)mNdedxPts; }            
00040    Float_t  getTrackLength()           const { return mTrackLength; }                
00041    Int_t    getTrackNode()             const { return mTrackNode; }                  
00042    Int_t    getFlag()                  const { return (Int_t)mFlag; }                
00043 
00044    void  setP(Float_t p)             { mP = p; }
00045    void  setEta(Float_t eta)         { mEta = eta; }
00046    void  setPhi(Float_t phi)         { mPhi = phi; }
00047    void  setCurvature(Float_t c)     { mCurvature = c; }
00048    void  setOrigin(Float_t x,Float_t y,Float_t z) { mX[0]=x;  mX[1]=y; mX[2]=z;}
00049    void  setCharge(Short_t charge)   { mCharge = (Char_t)charge; }
00050    void  setDca(Float_t dca)         { mDca = dca; }
00051    void  setDcaSigned(Float_t sdca)  { mDcaSigned = sdca; }
00052    void  setChi2(Float_t chi2)       { mChi2 = (Int_t)(chi2*1000.); }
00053    void  setFitPts(Int_t fitPts)     { mFitPts = (Char_t)fitPts; }
00054    void  setMaxPts(Int_t maxPts)     { mMaxPts = (Char_t)maxPts; }
00055    void  setNhits(Int_t nhits)       { mNhits = (Char_t)nhits; }
00056    void  setDedx(Float_t Dedx)       { mDedx = Dedx; }
00057    void  setDedxErr(Float_t err)     { mDedxErr = err; }
00058    void  setNdedxPts(Int_t ndedxPts) { mNdedxPts = (Char_t)ndedxPts; }
00059    void  setTrackLength(Float_t tl)  { mTrackLength = tl; }
00060    void  setTrackNodeNumber(Int_t n) { mTrackNode = n; } 
00061    void  setFlag(Int_t n)            { mFlag = (Char_t)n; } 
00062 private:   
00063                                           
00064    Float_t   mP;                          // total momentum
00065    Float_t   mEta;                        // pseudorapidity
00066    Float_t   mPhi;                        // azimuthal angle
00067    Float_t   mCurvature;                  // track curvature
00068    Float_t   mX[3];                       // track origin (needed for projection)
00069    Char_t    mCharge;                     // charge
00070    Float_t   mDca;                        // distance of closest approach (? track model)
00071    Float_t   mDcaSigned;                  // 2D dca with sign (circle fit)
00072    Int_t     mChi2;                       // chi squared
00073    Char_t    mFitPts;                     // number of hits used in fit
00074    Char_t    mMaxPts;                     // maximum possible number of hits 
00075    Char_t    mNhits;                      // number of hits on the track
00076    Float_t   mDedx;                       // specific energy loss
00077    Float_t   mDedxErr;                    // dE/dX error on mean value
00078    Char_t    mNdedxPts;                   // number of hits use for dE/dx
00079    Float_t   mTrackLength;                // lenght of the track (cm)
00080    Int_t     mTrackNode;                  // original track node
00081    Char_t    mFlag;                       // flag
00082    ClassDef(StEmcMicroTrack,1)
00083 };
00084  
00085 #endif