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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 | |
1d8ae082 | 6 | // $Id$ |
26a4668d | 7 | |
8 | /** | |
9 | * @file AliHLTMUONRecHitsBlockStruct.h | |
10 | * @author Indranil Das <indra.das@saha.ac.in>, | |
11 | * Artur Szostak <artursz@iafrica.com> | |
83d66053 | 12 | * @date 17 May 2007 |
6845529b | 13 | * @brief Definition of internal dimuon HLT reconstructed hit data block structure. |
1d8ae082 | 14 | * |
26a4668d | 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 | { | |
710ddf4b | 72 | std::ios::fmtflags oldflags = stream.flags(); |
a090ff22 | 73 | stream << "{fFlags = " << std::showbase << std::hex |
74 | << hit.fFlags << std::dec << ", fX = " << hit.fX | |
75 | << ", fY = " << hit.fY << ", fZ = " << hit.fZ << "}"; | |
710ddf4b | 76 | stream.flags(oldflags); |
26a4668d | 77 | return stream; |
78 | } | |
79 | ||
80 | /** | |
81 | * Stream operator for usage with std::ostream classes which prints the | |
82 | * AliHLTMUONRecHitsBlockStruct in the following format: | |
6845529b | 83 | * {fHeader = xx, fHit[] = [{..}, {..}, ...]} |
26a4668d | 84 | */ |
6845529b | 85 | std::ostream& operator << ( |
26a4668d | 86 | std::ostream& stream, const AliHLTMUONRecHitsBlockStruct& block |
6845529b | 87 | ); |
26a4668d | 88 | |
89 | ||
90 | inline bool operator == ( | |
91 | const AliHLTMUONRecHitStruct& a, const AliHLTMUONRecHitStruct& b | |
92 | ) | |
93 | { | |
a090ff22 | 94 | return a.fFlags == b.fFlags and a.fX == b.fX and a.fY == b.fY and a.fZ == b.fZ; |
26a4668d | 95 | } |
96 | ||
97 | inline bool operator != ( | |
98 | const AliHLTMUONRecHitStruct& a, const AliHLTMUONRecHitStruct& b | |
99 | ) | |
100 | { | |
101 | return not operator == (a, b); | |
102 | } | |
103 | ||
104 | ||
6845529b | 105 | bool operator == ( |
106 | const AliHLTMUONRecHitsBlockStruct& a, | |
107 | const AliHLTMUONRecHitsBlockStruct& b | |
108 | ); | |
26a4668d | 109 | |
110 | inline bool operator != ( | |
6845529b | 111 | const AliHLTMUONRecHitsBlockStruct& a, |
112 | const AliHLTMUONRecHitsBlockStruct& b | |
26a4668d | 113 | ) |
114 | { | |
115 | return not operator == (a, b); | |
116 | } | |
117 | ||
118 | #endif // ALIHLTMUONRECHITSBLOCKSTRUCT_H |