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90a74d7a | 1 | #ifndef ALIHLTMUONMANSOCANDIDATESBLOCKSTRUCT_H |
2 | #define ALIHLTMUONMANSOCANDIDATESBLOCKSTRUCT_H | |
3 | /* Copyright(c) 1998-2007, ALICE Experiment at CERN, All rights reserved. * | |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
1d8ae082 | 6 | // $Id$ |
90a74d7a | 7 | |
8 | /** | |
9 | * @file AliHLTMUONMansoCandidatesBlockStruct.h | |
10 | * @author Artur Szostak <artursz@iafrica.com> | |
1d8ae082 | 11 | * @date 21 May 2007 |
12 | * @brief Definition of internal dimuon HLT track candidates data block structure generated by the Manso algorithm. | |
13 | * | |
90a74d7a | 14 | * The structures are defined with C linkage since C generally gives us more |
15 | * binary compatibility between compilers. | |
16 | */ | |
17 | ||
18 | #include "AliHLTMUONMansoTracksBlockStruct.h" | |
19 | ||
20 | extern "C" | |
21 | { | |
22 | ||
23 | /** | |
24 | * Structure containing information about a region of interest (RoI) used in | |
25 | * the Manso algorithm to find track candidates. | |
26 | */ | |
27 | struct AliHLTMUONMansoRoIStruct | |
28 | { | |
29 | AliHLTFloat32_t fX; // The X coordinate for the RoI disc centre. | |
30 | AliHLTFloat32_t fY; // The Y coordinate for the RoI disc centre. | |
31 | AliHLTFloat32_t fZ; // The detection plane Z coordinate in which the RoI is in. | |
32 | AliHLTFloat32_t fRadius; // The radius of the RoI disc. | |
33 | }; | |
34 | ||
35 | /** | |
36 | * This structure contains information about a track candidate that was attempted | |
37 | * during track reconstruction in the Manso algorithm. The regions of interests | |
38 | * used are indicated including the partially reconstructed track. | |
39 | */ | |
40 | struct AliHLTMUONMansoCandidateStruct | |
41 | { | |
42 | // The partially of fully reconstructed track. | |
43 | AliHLTMUONMansoTrackStruct fTrack; | |
44 | ||
45 | // The regions of interest searched on the various chambers. | |
46 | // fRoI[0] is region of interest on chamber 7, fRoI[1] is on 8 etc... | |
47 | AliHLTMUONMansoRoIStruct fRoI[4]; | |
a090ff22 | 48 | |
49 | // The parameters used for momentum estimation: | |
50 | AliHLTFloat32_t fZmiddle; // Z position in the middle of the magnetic field in centimetres. | |
51 | AliHLTFloat32_t fBl; // The integrated magnetic field in (T.m) tesla metres. | |
90a74d7a | 52 | }; |
53 | ||
54 | /** | |
55 | * AliHLTMUONMansoCandidatesBlockStruct defines the format of the internal | |
56 | * Manso track candidates data block. | |
57 | */ | |
58 | struct AliHLTMUONMansoCandidatesBlockStruct | |
59 | { | |
60 | AliHLTMUONDataBlockHeader fHeader; // Common data block header. | |
61 | ||
62 | // Array of Manso track candidates. | |
23ad6161 | 63 | //AliHLTMUONMansoCandidateStruct fCandidate[/*fHeader.fNrecords*/]; |
90a74d7a | 64 | }; |
65 | ||
66 | } // extern "C" | |
67 | ||
68 | ||
69 | /** | |
70 | * Stream operator for usage with std::ostream classes which prints the RoI | |
71 | * information in the following format: | |
72 | * {fX = xx, fY = yy, fZ = zz, fRadius = rr} | |
73 | */ | |
74 | std::ostream& operator << ( | |
75 | std::ostream& stream, const AliHLTMUONMansoRoIStruct& roi | |
76 | ); | |
77 | ||
78 | /** | |
79 | * Stream operator for usage with std::ostream classes which prints the track | |
80 | * candidate information in the following format: | |
a090ff22 | 81 | * {fTrack = xx, fRoI[0] = {...}, fRoI[1] = {...}, fRoI[2] = {...}, fRoI[3] = {...}, fZmiddle = yy, fBl = zz} |
90a74d7a | 82 | */ |
83 | std::ostream& operator << ( | |
84 | std::ostream& stream, const AliHLTMUONMansoCandidateStruct& candidate | |
85 | ); | |
86 | ||
87 | /** | |
88 | * Stream operator for usage with std::ostream classes which prints the | |
89 | * AliHLTMUONMansoCandidatesBlockStruct in the following format: | |
90 | * {fHeader = xx, fCandidate[] = [{..}, {..}, ...]} | |
91 | */ | |
92 | std::ostream& operator << ( | |
93 | std::ostream& stream, | |
94 | const AliHLTMUONMansoCandidatesBlockStruct& block | |
95 | ); | |
96 | ||
97 | ||
98 | inline bool operator == ( | |
99 | const AliHLTMUONMansoRoIStruct& a, | |
100 | const AliHLTMUONMansoRoIStruct& b | |
101 | ) | |
102 | { | |
103 | return a.fX == b.fX and a.fY == b.fY and a.fZ == b.fZ | |
104 | and a.fRadius == b.fRadius; | |
105 | } | |
106 | ||
107 | inline bool operator == ( | |
108 | const AliHLTMUONMansoCandidateStruct& a, | |
109 | const AliHLTMUONMansoCandidateStruct& b | |
110 | ) | |
111 | { | |
112 | return a.fTrack == b.fTrack | |
113 | and a.fRoI[0] == b.fRoI[0] and a.fRoI[1] == b.fRoI[1] | |
a090ff22 | 114 | and a.fRoI[2] == b.fRoI[2] and a.fRoI[3] == b.fRoI[3] |
115 | and a.fZmiddle == b.fZmiddle and a.fBl == b.fBl; | |
90a74d7a | 116 | } |
117 | ||
118 | inline bool operator != ( | |
119 | const AliHLTMUONMansoCandidateStruct& a, | |
120 | const AliHLTMUONMansoCandidateStruct& b | |
121 | ) | |
122 | { | |
123 | return not operator == (a, b); | |
124 | } | |
125 | ||
126 | ||
127 | bool operator == ( | |
128 | const AliHLTMUONMansoCandidatesBlockStruct& a, | |
129 | const AliHLTMUONMansoCandidatesBlockStruct& b | |
130 | ); | |
131 | ||
132 | inline bool operator != ( | |
133 | const AliHLTMUONMansoCandidatesBlockStruct& a, | |
134 | const AliHLTMUONMansoCandidatesBlockStruct& b | |
135 | ) | |
136 | { | |
137 | return not operator == (a, b); | |
138 | } | |
139 | ||
140 | #endif // ALIHLTMUONMANSOCANDIDATESBLOCKSTRUCT_H |