Add Jochens GTU simulation code
[u/mrichter/AliRoot.git] / TRD / AliTRDtrackletMCM.cxx
1 /**************************************************************************
2  * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
3  *                                                                        *
4  * Author: The ALICE Off-line Project.                                    *
5  * Contributors are mentioned in the code where appropriate.              *
6  *                                                                        *
7  * Permission to use, copy, modify and distribute this software and its   *
8  * documentation strictly for non-commercial purposes is hereby granted   *
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10  * copies and that both the copyright notice and this permission notice   *
11  * appear in the supporting documentation. The authors make no claims     *
12  * about the suitability of this software for any purpose. It is          *
13  * provided "as is" without express or implied warranty.                  *
14  **************************************************************************/
15
16 /* $Id: AliTRDtrackletMCM.cxx 28397 2008-09-02 09:33:00Z cblume $ */
17
18 ////////////////////////////////////////////////////////////////////////////
19 //                                                                        //
20 //  MCM tracklet                                                          //
21 //                                                                        //
22 //  Author: J. Klein (Jochen.Klein@cern.ch)                               //
23 //                                                                        //
24 ////////////////////////////////////////////////////////////////////////////
25
26 #include "AliTRDtrackletMCM.h"
27 #include "AliLog.h"
28
29 ClassImp(AliTRDtrackletMCM)
30
31 AliTRDtrackletMCM::AliTRDtrackletMCM(UInt_t trackletWord) :
32   AliTRDtrackletBase(),
33   fHCId(-1),
34   fTrackletWord(trackletWord), 
35   fMCM(-1), 
36   fROB(-1)
37
38
39 }
40
41 AliTRDtrackletMCM::AliTRDtrackletMCM(UInt_t trackletWord, Int_t hcid) :
42   AliTRDtrackletBase(),
43   fHCId(hcid),
44   fTrackletWord(trackletWord), 
45   fMCM(-1),
46   fROB(-1)
47
48
49 }
50
51 AliTRDtrackletMCM::AliTRDtrackletMCM(const AliTRDtrackletMCM &rhs) :
52   AliTRDtrackletBase(rhs),
53   fHCId(rhs.fHCId),
54   fTrackletWord(rhs.fTrackletWord),
55   fMCM(rhs.fMCM),
56   fROB(rhs.fROB)
57 {
58
59 }
60
61 AliTRDtrackletMCM::~AliTRDtrackletMCM() 
62 {
63
64 }
65
66 Int_t AliTRDtrackletMCM::GetYbin() const {
67   // returns (signed) value of Y
68   if (fTrackletWord & 0x1000) {
69     return -((~(fTrackletWord-1)) & 0x1fff);
70   }
71   else {
72     return (fTrackletWord & 0x1fff);
73   }
74 }
75
76 Int_t AliTRDtrackletMCM::GetdY() const 
77 {
78   // returns (signed) value of the deflection length
79   if (fTrackletWord & (1 << 19)) {
80     return -((~((fTrackletWord >> 13) - 1)) & 0x7f);
81   }
82   else {
83     return ((fTrackletWord >> 13) & 0x7f);
84   }
85 }