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26a4668d | 1 | #ifndef ALIHLTMUONRECHITSBLOCKSTRUCT_H |
2 | #define ALIHLTMUONRECHITSBLOCKSTRUCT_H | |
6845529b | 3 | /* Copyright(c) 1998-2007, ALICE Experiment at CERN, All rights reserved. * |
4 | * See cxx source for full Copyright notice */ | |
26a4668d | 5 | |
6 | /* $Id$ */ | |
7 | ||
8 | /** | |
9 | * @file AliHLTMUONRecHitsBlockStruct.h | |
10 | * @author Indranil Das <indra.das@saha.ac.in>, | |
11 | * Artur Szostak <artursz@iafrica.com> | |
12 | * @date | |
6845529b | 13 | * @brief Definition of internal dimuon HLT reconstructed hit data block structure. |
26a4668d | 14 | * |
15 | * The structures are defined with C linkage since C generally gives us more | |
16 | * binary compatibility between compilers. | |
17 | */ | |
18 | ||
19 | #include "AliHLTMUONDataTypes.h" | |
20 | ||
21 | extern "C" | |
22 | { | |
23 | ||
24 | /** | |
25 | * A 3D reconstructed hit point structure. | |
26 | * These are used to store the hits reconstructed on the tracking or trigger | |
27 | * chambers. | |
28 | * Reconstructed hit values of (0, 0, 0) indicate an invalid or nil hit. | |
29 | */ | |
30 | struct AliHLTMUONRecHitStruct | |
31 | { | |
a090ff22 | 32 | // The flags word constains the following bit fields (bit 31 is most |
33 | // significant): | |
34 | // | |
35 | // bits: [ 31 -- 16 ][ 15 -- 12 ][ 11 --- 0 ] | |
36 | // field: reserved chamber detElemId | |
37 | // | |
38 | // Where we have, | |
39 | // reserved bits must be set to zero. | |
40 | // chamber - specifies the chamber number in the range [0..13], 0xF for invalid. | |
41 | // detElemId - specifies the detector element ID number. | |
42 | AliHLTUInt32_t fFlags; | |
43 | ||
26a4668d | 44 | AliHLTFloat32_t fX; // X coordinate. |
45 | AliHLTFloat32_t fY; // Y coordinate. | |
46 | AliHLTFloat32_t fZ; // Z coordinate. | |
47 | }; | |
48 | ||
49 | /** | |
50 | * AliHLTMUONRecHitsBlockStruct defines the format of the internal | |
51 | * reconstructed hit data block. | |
52 | */ | |
53 | struct AliHLTMUONRecHitsBlockStruct | |
54 | { | |
6845529b | 55 | AliHLTMUONDataBlockHeader fHeader; // Common data block header |
56 | ||
57 | // Array of reconstructed hits. | |
23ad6161 | 58 | //AliHLTMUONRecHitStruct fHit[/*fHeader.fNrecords*/]; |
26a4668d | 59 | }; |
60 | ||
61 | } // extern "C" | |
62 | ||
63 | ||
64 | /** | |
65 | * Stream operator for usage with std::ostream classes which prints the | |
66 | * reconstructed hit in the following format: {fX = xx, fY = yy, fZ = zz} | |
67 | */ | |
68 | inline std::ostream& operator << ( | |
69 | std::ostream& stream, const AliHLTMUONRecHitStruct& hit | |
70 | ) | |
71 | { | |
a090ff22 | 72 | stream << "{fFlags = " << std::showbase << std::hex |
73 | << hit.fFlags << std::dec << ", fX = " << hit.fX | |
74 | << ", fY = " << hit.fY << ", fZ = " << hit.fZ << "}"; | |
26a4668d | 75 | return stream; |
76 | } | |
77 | ||
78 | /** | |
79 | * Stream operator for usage with std::ostream classes which prints the | |
80 | * AliHLTMUONRecHitsBlockStruct in the following format: | |
6845529b | 81 | * {fHeader = xx, fHit[] = [{..}, {..}, ...]} |
26a4668d | 82 | */ |
6845529b | 83 | std::ostream& operator << ( |
26a4668d | 84 | std::ostream& stream, const AliHLTMUONRecHitsBlockStruct& block |
6845529b | 85 | ); |
26a4668d | 86 | |
87 | ||
88 | inline bool operator == ( | |
89 | const AliHLTMUONRecHitStruct& a, const AliHLTMUONRecHitStruct& b | |
90 | ) | |
91 | { | |
a090ff22 | 92 | return a.fFlags == b.fFlags and a.fX == b.fX and a.fY == b.fY and a.fZ == b.fZ; |
26a4668d | 93 | } |
94 | ||
95 | inline bool operator != ( | |
96 | const AliHLTMUONRecHitStruct& a, const AliHLTMUONRecHitStruct& b | |
97 | ) | |
98 | { | |
99 | return not operator == (a, b); | |
100 | } | |
101 | ||
102 | ||
6845529b | 103 | bool operator == ( |
104 | const AliHLTMUONRecHitsBlockStruct& a, | |
105 | const AliHLTMUONRecHitsBlockStruct& b | |
106 | ); | |
26a4668d | 107 | |
108 | inline bool operator != ( | |
6845529b | 109 | const AliHLTMUONRecHitsBlockStruct& a, |
110 | const AliHLTMUONRecHitsBlockStruct& b | |
26a4668d | 111 | ) |
112 | { | |
113 | return not operator == (a, b); | |
114 | } | |
115 | ||
116 | #endif // ALIHLTMUONRECHITSBLOCKSTRUCT_H |