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3cde846d | 1 | // @(#) $Id$ |
2 | ||
3 | #ifndef ALIHLTTPCESDWRITERCOMPONENT_H | |
4 | #define ALIHLTTPCESDWRITERCOMPONENT_H | |
5 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
6 | * See cxx source for full Copyright notice */ | |
7 | ||
8 | /** @file AliHLTTPCEsdWriterComponent.h | |
9 | @author Matthias Richter | |
10 | @date | |
11 | @brief Writer component to store tracks of the HLT TPC conformal | |
12 | mapping tracker in the AliESD format | |
13 | ||
14 | */ | |
15 | #include "AliHLTRootFileWriterComponent.h" | |
16 | ||
17 | // forward declarations | |
18 | class TTree; | |
19 | class AliESD; | |
20 | class AliHLTTPCTrackArray; | |
21 | ||
22 | /** | |
4fdaad1e | 23 | * @class AliHLTTPCEsdWriterComponent |
24 | * This class translates incoming track segments structures from the TPC | |
25 | * conformal mapping tracker into the ESD fromat and writes it to a ROOT | |
26 | * file. | |
27 | * Arguments: <br> | |
28 | * <!-- NOTE: ignore the \li. <i> and </i>: it's just doxygen formating --> | |
29 | * \li -datafile <i> filename </i> <br> | |
30 | * file name base | |
31 | * \li -directory <i> directory </i> <br> | |
32 | * target directory | |
33 | * | |
34 | * @see AliHLTFileWriter and AliHLTRootFileWriterComponent for more parameters | |
3cde846d | 35 | */ |
36 | class AliHLTTPCEsdWriterComponent : public AliHLTRootFileWriterComponent | |
37 | { | |
38 | public: | |
39 | /** standard constructor */ | |
40 | AliHLTTPCEsdWriterComponent(); | |
41 | /** destructor */ | |
42 | ~AliHLTTPCEsdWriterComponent(); | |
43 | ||
44 | /** | |
45 | * The id of the component. | |
46 | * @return component id (string) | |
47 | */ | |
48 | const char* GetComponentID() {return "TPCEsdWriter";}; | |
49 | ||
50 | /** | |
51 | * Spawn function. | |
52 | * @return new class instance | |
53 | */ | |
54 | AliHLTComponent* Spawn() {return new AliHLTTPCEsdWriterComponent;} | |
55 | ||
56 | protected: | |
57 | /** | |
58 | * Data processing method for the component. | |
59 | * The function can be overloaded by specific ROOT file writer | |
60 | * components. | |
61 | * @param evtData event data structure | |
62 | * @param blocks input data block descriptors | |
63 | * @param trigData trigger data structure | |
64 | */ | |
65 | virtual int DumpEvent( const AliHLTComponentEventData& evtData, | |
66 | const AliHLTComponentBlockData* blocks, | |
67 | AliHLTComponentTriggerData& trigData ); | |
68 | ||
69 | /** | |
70 | * Scan one argument and adjacent parameters. | |
71 | * @param argc size of the argument array | |
72 | * @param argv agument array for component initialization | |
73 | * @return number of processed members of the argv <br> | |
74 | * -EINVAL unknown argument <br> | |
75 | * -EPROTO parameter for argument missing <br> | |
76 | */ | |
77 | int ScanArgument(int argc, const char** argv); | |
78 | ||
79 | private: | |
80 | /** | |
81 | * Init the writer. | |
82 | * The DoInit function is not available for this child class. InitWriter is the | |
83 | * corresponding function for classes derived from AliHLTFileWriter. | |
84 | */ | |
85 | int InitWriter(); | |
86 | ||
87 | /** | |
88 | * Init the writer. | |
89 | * The DoDeinit function is not available for this child class. CloseWriter is the | |
90 | * corresponding function for classes derived from AliHLTFileWriter. | |
91 | */ | |
92 | int CloseWriter(); | |
93 | ||
94 | /** | |
95 | * Covert tracks to AliTPCtracks (AliKalmanTracks) and add them to ESD. | |
96 | * @param pTracks array of tracks | |
97 | * @param pESD pointer to ESD | |
98 | * @return neg. error code if failed | |
99 | */ | |
100 | int Tracks2ESD(AliHLTTPCTrackArray* pTracks, AliESD* pESD); | |
101 | ||
102 | /** the ESD tree */ | |
103 | TTree* fTree; //! transient value | |
104 | ||
105 | /** the ESD */ | |
106 | AliESD* fESD; //! transient value | |
107 | ||
108 | ClassDef(AliHLTTPCEsdWriterComponent, 0) | |
109 | }; | |
110 | #endif |