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55f0ce5b | 1 | /************************************************************************** |
2 | * Copyright(c) 2004, 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 | /* $Id$ */ | |
16 | /** @file AliFMDDigit.cxx | |
17 | @author Christian Holm Christensen <cholm@nbi.dk> | |
18 | @date Mon Mar 27 12:37:41 2006 | |
19 | @brief Digits for the FMD | |
20 | */ | |
21 | ////////////////////////////////////////////////////////////////////// | |
22 | // | |
23 | // Class that holds an FMD index. That is, it holds the detector | |
24 | // coordinates for a given strip: | |
25 | // | |
26 | // Variable | Type | Range | Description | |
27 | // ---------+----------+---------+------------------ | |
28 | // detector | UShort_t | 1-3 | Detector number | |
29 | // ring | Char_t | 'I'/'O' | Ring identifier | |
30 | // sector | UShort_t | 0-39 | Sector number | |
31 | // strip | UShort_t | 0-511 | Strip number | |
32 | // | |
33 | ////////////////////////////////////////////////////////////////////// | |
34 | ||
35 | #include "AliFMDIndex.h" // ALIFMDINDEX_H | |
36 | #include "Riostream.h" // ROOT_Riostream | |
37 | #include <TString.h> // ROOT_TString | |
38 | #include <AliFMDMap.h> | |
39 | ||
40 | //==================================================================== | |
41 | ClassImp(AliFMDIndex) | |
42 | #if 0 | |
43 | ; // This is here to keep Emacs from indenting the next line | |
44 | #endif | |
45 | ||
46 | //____________________________________________________________________ | |
47 | AliFMDIndex::AliFMDIndex() | |
48 | : fDetector(0), | |
49 | fRing('\0'), | |
50 | fSector(0), | |
51 | fStrip(0), | |
52 | fHash(-1) | |
53 | {} | |
54 | ||
55 | //____________________________________________________________________ | |
56 | AliFMDIndex::AliFMDIndex(const AliFMDIndex& o) | |
57 | : fDetector(o.fDetector), | |
58 | fRing(o.fRing), | |
59 | fSector(o.fSector), | |
60 | fStrip(o.fStrip), | |
61 | fHash(o.fHash) | |
62 | { | |
63 | // Copy constructor | |
64 | } | |
65 | ||
66 | //____________________________________________________________________ | |
67 | AliFMDIndex::AliFMDIndex(UShort_t detector, | |
68 | Char_t ring, | |
69 | UShort_t sector, | |
70 | UShort_t strip) | |
71 | : fDetector(detector), | |
72 | fRing(ring), | |
73 | fSector(sector), | |
74 | fStrip(strip), | |
75 | fHash(-1) | |
76 | { | |
77 | // | |
78 | // Creates a base data digit object | |
79 | // | |
80 | // Parameters | |
81 | // | |
82 | // detector Detector # (1, 2, or 3) | |
83 | // ring Ring ID ('I' or 'O') | |
84 | // sector Sector # (For inner/outer rings: 0-19/0-39) | |
85 | // strip Strip # (For inner/outer rings: 0-511/0-255) | |
86 | } | |
87 | ||
88 | //____________________________________________________________________ | |
89 | AliFMDIndex& | |
90 | AliFMDIndex::operator=(const AliFMDIndex& o) | |
91 | { | |
92 | // Assignment operator | |
93 | fDetector = o.fDetector; | |
94 | fRing = o.fRing; | |
95 | fSector = o.fSector; | |
96 | fStrip = o.fStrip; | |
97 | fHash = o.fHash; | |
98 | return *this; | |
99 | } | |
100 | ||
101 | //____________________________________________________________________ | |
102 | Int_t | |
103 | AliFMDIndex::Hash() const | |
104 | { | |
105 | if (fHash < 0) { | |
106 | size_t ringi = (fRing == 'I' || fRing == 'i' ? 0 : 1); | |
107 | fHash = (fStrip + | |
108 | AliFMDMap::kMaxStrips * | |
109 | (fSector + AliFMDMap::kMaxSectors * | |
110 | (ringi + AliFMDMap::kMaxRings * (fDetector-1)))); | |
111 | } | |
112 | return fHash; | |
113 | } | |
114 | ||
115 | ||
116 | //____________________________________________________________________ | |
117 | void | |
118 | AliFMDIndex::Print(Option_t* /* option*/) const | |
119 | { | |
120 | // Print digit to standard out | |
121 | cout << Name() << flush; | |
122 | } | |
123 | ||
124 | //____________________________________________________________________ | |
125 | const char* | |
126 | AliFMDIndex::Name() const | |
127 | { | |
128 | if (fName.IsNull()) | |
129 | fName = Form("FMD%d%c[%2d,%3d]", fDetector, fRing, fSector, fStrip); | |
130 | return fName.Data(); | |
131 | } | |
132 | ||
133 | //==================================================================== | |
134 | ClassImp(AliFMDObjIndex) | |
135 | #if 0 | |
136 | ; // This is here to keep Emacs from indenting the next line | |
137 | #endif | |
138 | ||
139 | //____________________________________________________________________ | |
140 | Int_t | |
141 | AliFMDObjIndex::Compare(const TObject* o) const | |
142 | { | |
143 | const AliFMDObjIndex* a = dynamic_cast<const AliFMDObjIndex*>(o); | |
144 | if (!a) { | |
145 | Fatal("Compare", | |
146 | "trying to compare to something not a AliFMDObjIndex object, " | |
147 | "but a %s object", o->ClassName()); | |
148 | return 0; | |
149 | } | |
150 | if (this->operator<(*a)) return -1; | |
151 | if (this->operator==(*a)) return 0; | |
152 | return 1; | |
153 | } | |
154 | ||
155 | //____________________________________________________________________ | |
156 | // | |
157 | // EOF | |
158 | // |