Line data    Source code

       1             : #ifndef ALITRDHIT_H
       2             : #define ALITRDHIT_H
       3             : /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
       4             :  * See cxx source for full Copyright notice                               */
       5             : 
       6             : /* $Id$ */
       7             : 
       8             : ////////////////////////////////////////////////////////////////////////////
       9             : //                                                                        //
      10             : //  Hit class for the TRD                                                 //
      11             : //                                                                        //
      12             : ////////////////////////////////////////////////////////////////////////////
      13             : 
      14             : #include "AliHit.h"
      15             : 
      16           0 : class AliTRDhit : public AliHit {
      17             : 
      18             :  public:
      19             : 
      20             :   AliTRDhit();
      21             :   AliTRDhit(Int_t shunt, Int_t track, Int_t det, const Float_t * const hits, Int_t q, Float_t time);
      22             :   virtual ~AliTRDhit();
      23             : 
      24       44448 :           Int_t    GetDetector() const         { return fDetector; }
      25       90898 :           Int_t    GetCharge() const           { return fQ;        }
      26       44448 :           Float_t  GetTime() const             { return fTime;     }
      27             : 
      28           0 :           void     SetX(Float_t x)             { fX        =   x;  }
      29           0 :           void     SetY(Float_t y)             { fY        =   y;  }
      30           0 :           void     SetZ(Float_t z)             { fZ        =   z;  }
      31           0 :           void     SetDetector(Int_t det)      { fDetector = det;  }
      32           0 :           void     SetQ(Int_t q)               { fQ        =   q;  }
      33           0 :           void     SetTime(Float_t time)       { fTime     = time; }
      34             : 
      35           0 :           Bool_t   FromDrift() const           { return TestBit(kDrift);         }
      36           0 :           Bool_t   FromAmplification() const   { return TestBit(kAmplification); }
      37           0 :           Bool_t   FromTRphoton() const        { return (fQ < 0);                }
      38             :           
      39       37082 :           void     SetDrift()                  { SetBit(kDrift);                 }
      40        9368 :           void     SetAmplification()          { SetBit(kAmplification);         }
      41          38 :           void     SetTRphoton()               { SetBit(kTRphoton);              }
      42             : 
      43             :  protected:
      44             : 
      45             :           enum {
      46             :               kDrift         = 0x00000001   //  Hit is from the drift region
      47             :             , kAmplification = 0x00000002   //  Hit is from the amplification region
      48             :             , kTRphoton      = 0x00000004   //  Hit is from a TR photon
      49             :             , kTest          = 0x00000008   //  Hit is a special test hit
      50             :           };
      51             : 
      52             :           UShort_t fDetector;               //  TRD detector number
      53             :           Short_t  fQ;                      //  Charge created by a hit. TR signals are negative.
      54             :           Float_t  fTime;                   //  Absolute time of hit [mus]. Needed for pile-up events
      55             : 
      56          50 :   ClassDef(AliTRDhit,4)                     //  Hit for the Transition Radiation Detector
      57             : 
      58             : };
      59             : 
      60             : #endif