3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
8 ////////////////////////////////////////////////////////////////////////////
10 // Hit class for the TRD //
12 ////////////////////////////////////////////////////////////////////////////
16 class AliTRDhit : public AliHit {
21 AliTRDhit(Int_t shunt, Int_t track, Int_t det, Float_t *hits, Int_t q, Float_t time);
24 Int_t GetDetector() const { return fDetector; }
25 Int_t GetCharge() const { return fQ; }
26 Float_t GetTime() const { return fTime; }
28 void SetX(Float_t x) { fX = x; }
29 void SetY(Float_t y) { fY = y; }
30 void SetZ(Float_t z) { fZ = z; }
31 void SetDetector(Int_t det) { fDetector = det; }
32 void SetQ(Int_t q) { fQ = q; }
33 void SetTime(Float_t time) { fTime = time; }
35 Bool_t FromDrift() const { return TestBit(kDrift); }
36 Bool_t FromAmplification() const { return TestBit(kAmplification); }
37 Bool_t FromTRphoton() const { return (fQ < 0); }
39 void SetDrift() { SetBit(kDrift); }
40 void SetAmplification() { SetBit(kAmplification); }
41 void SetTRphoton() { SetBit(kTRphoton); }
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
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
56 ClassDef(AliTRDhit,4) // Hit for the Transition Radiation Detector