]>
Commit | Line | Data |
---|---|---|
52cd0cc0 | 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 * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
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 | /////////////////////////////////////////////////////////////////////////////// | |
17 | // | |
18 | // ESD format for TRD tracklet from FEE used for triggering | |
19 | // | |
20 | // Author: Jochen Klein <jochen.klein@cern.ch> | |
21 | // | |
22 | /////////////////////////////////////////////////////////////////////////////// | |
23 | ||
24 | #include "AliESDTrdTracklet.h" | |
25 | ||
26 | ClassImp(AliESDTrdTracklet) | |
27 | ||
52cd0cc0 | 28 | AliESDTrdTracklet::AliESDTrdTracklet() : |
9aa7ebff | 29 | AliVTrdTracklet(), |
52cd0cc0 | 30 | fHCId(-1), |
31 | fTrackletWord(0), | |
32 | fLabel(-1) | |
33 | { | |
34 | // default ctor | |
35 | ||
36 | } | |
37 | ||
38 | AliESDTrdTracklet::AliESDTrdTracklet(UInt_t trackletWord, Short_t hcid, Int_t label) : | |
9aa7ebff | 39 | AliVTrdTracklet(), |
52cd0cc0 | 40 | fHCId(hcid), |
41 | fTrackletWord(trackletWord), | |
42 | fLabel(label) | |
43 | { | |
44 | // ctor with given tracklet word (and label) | |
45 | } | |
46 | ||
47 | AliESDTrdTracklet::~AliESDTrdTracklet() | |
48 | { | |
49 | // dtor | |
50 | } | |
51 | ||
52 | AliESDTrdTracklet::AliESDTrdTracklet(const AliESDTrdTracklet &trkl) : | |
9aa7ebff | 53 | AliVTrdTracklet(trkl), |
52cd0cc0 | 54 | fHCId(trkl.fHCId), |
55 | fTrackletWord(trkl.fTrackletWord), | |
56 | fLabel(trkl.fLabel) | |
57 | { | |
58 | // copy ctor | |
59 | ||
60 | } | |
61 | ||
62 | AliESDTrdTracklet& AliESDTrdTracklet::operator=(const AliESDTrdTracklet &trkl) | |
63 | { | |
64 | // assignment operator | |
65 | ||
66 | if (this == &trkl) | |
67 | return *this; | |
68 | ||
9aa7ebff | 69 | AliVTrdTracklet::operator=(trkl); |
52cd0cc0 | 70 | fHCId = trkl.fHCId; |
71 | fTrackletWord = trkl.fTrackletWord; | |
72 | fLabel = trkl.fLabel; | |
73 | ||
74 | return *this; | |
75 | } | |
76 | ||
77 | Int_t AliESDTrdTracklet::GetBinY() const | |
78 | { | |
79 | // returns (signed) value of Y | |
80 | ||
81 | if (fTrackletWord & 0x1000) { | |
82 | return -((~(fTrackletWord-1)) & 0x1fff); | |
83 | } | |
84 | else { | |
85 | return (fTrackletWord & 0x1fff); | |
86 | } | |
87 | } | |
88 | ||
89 | Int_t AliESDTrdTracklet::GetBinDy() const | |
90 | { | |
91 | // returns (signed) value of the deflection length | |
92 | ||
93 | if (fTrackletWord & (1 << 19)) { | |
94 | return -((~((fTrackletWord >> 13) - 1)) & 0x7f); | |
95 | } | |
96 | else { | |
97 | return ((fTrackletWord >> 13) & 0x7f); | |
98 | } | |
99 | } |