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1 | // XEmacs -*-C++-*- | |
2 | // @(#) $Id$ | |
3 | ||
4 | #ifndef ALIHLTTPCDIGITREADERPACKED_H | |
5 | #define ALIHLTTPCDIGITREADERPACKED_H | |
6 | ||
7 | //* This file is property of and copyright by the ALICE HLT Project * | |
8 | //* ALICE Experiment at CERN, All rights reserved. * | |
9 | //* See cxx source for full Copyright notice * | |
10 | ||
11 | /** @file AliHLTTPCDigitReaderPacked.h | |
12 | @author Timm Steinbeck, Jochen Thaeder, Matthias Richter, Kenneth Aamodt | |
13 | @date | |
14 | @brief A digit reader implementation for simulated, packed TPC 'raw' data. | |
15 | */ | |
16 | ||
17 | #include "AliHLTTPCDigitReader.h" | |
18 | #include <vector> | |
19 | ||
20 | class AliRawReaderMemory; | |
21 | class AliTPCRawStream; | |
22 | ||
23 | /** | |
24 | * @class AliHLTTPCDigitReaderPacked | |
25 | * A digit reader implementation for simulated, packed TPC 'raw' data. | |
26 | * Includes reordering of the pads by default, sorting (and time and | |
27 | * memory consuming intermediate storing of the data) can be disabled | |
28 | * by @ref SetUnsorted() with argument <b>kTRUE</b>. | |
29 | * | |
30 | * @ingroup alihlt_tpc | |
31 | */ | |
32 | class AliHLTTPCDigitReaderPacked : public AliHLTTPCDigitReader{ | |
33 | public: | |
34 | /** standard constructor */ | |
35 | AliHLTTPCDigitReaderPacked(); | |
36 | /** destructor */ | |
37 | virtual ~AliHLTTPCDigitReaderPacked(); | |
38 | ||
39 | /** | |
40 | * Init the reader with a data block. | |
41 | * The function fetches the first and last row for the readout partition | |
42 | * from @ref AliHLTTPCTransform. | |
43 | * @param ptr pointer to data buffer | |
44 | * @param size size of the data buffer | |
45 | * @param patch patch (readout partition) number within the slice | |
46 | * @param slice sector no (0 to 35) | |
47 | */ | |
48 | Int_t InitBlock(void* ptr,ULong_t size, Int_t patch, Int_t slice); | |
49 | int Reset(); | |
50 | void SetUnsorted(bool unsorted){fUnsorted=unsorted;} | |
51 | Bool_t NextSignal(); | |
52 | Int_t GetRow(); | |
53 | Int_t GetPad(); | |
54 | Int_t GetSignal(); | |
55 | Int_t GetTime(); | |
56 | bool NextChannel(); | |
57 | int NextBunch(); | |
58 | AliHLTUInt32_t GetAltroBlockHWaddr() const; | |
59 | int GetRCUTrailerSize(); | |
60 | bool GetRCUTrailerData(UChar_t*& trData); | |
61 | int GetBunchSize(); | |
62 | const UInt_t* GetSignals(); | |
63 | Int_t GetTimeOfUnsortedSignal(); | |
64 | ||
65 | /** | |
66 | * Compound to hold both the AliTPCRawStreamInstance and the RawReader | |
67 | */ | |
68 | class AliHLTTPCRawStream { | |
69 | public: | |
70 | AliHLTTPCRawStream(); | |
71 | ~AliHLTTPCRawStream(); | |
72 | ||
73 | Bool_t SetMemory(Int_t ddlId, UChar_t* memory, ULong_t size ); | |
74 | ||
75 | bool Next(); | |
76 | ||
77 | Int_t GetRow() const; | |
78 | Int_t GetPad() const; | |
79 | Int_t GetTime() const; | |
80 | Int_t GetSignal() const; | |
81 | Int_t GetHWAddress() const; | |
82 | Bool_t GetRCUTrailerData(UChar_t*& data) const; | |
83 | Int_t GetRCUTrailerSize() const; | |
84 | ||
85 | private: | |
86 | /** copy constructor prohibited */ | |
87 | AliHLTTPCRawStream(const AliHLTTPCRawStream&); | |
88 | /** assignment operator prohibited */ | |
89 | AliHLTTPCRawStream& operator=(const AliHLTTPCRawStream&); | |
90 | ||
91 | AliRawReaderMemory *fRawMemoryReader; //!transient | |
92 | AliTPCRawStream *fTPCRawStream; //!transient | |
93 | }; | |
94 | protected: | |
95 | ||
96 | private: | |
97 | /** copy constructor prohibited */ | |
98 | AliHLTTPCDigitReaderPacked(const AliHLTTPCDigitReaderPacked&); | |
99 | /** assignment operator prohibited */ | |
100 | AliHLTTPCDigitReaderPacked& operator=(const AliHLTTPCDigitReaderPacked&); | |
101 | ||
102 | /** | |
103 | * Instance handling of the buffer to hold the sorted data. | |
104 | * In order to keep memory consumption small, one global buffer will be used | |
105 | * for the sorted data. | |
106 | * This can actually be extended in order to support more than one global | |
107 | * instance provided by a scheduler, but thats overkill for the moment. | |
108 | */ | |
109 | static Int_t* GetBufferInstance(); | |
110 | ||
111 | /** | |
112 | * Release an instance of the buffer. | |
113 | */ | |
114 | static void ReleaseBufferInstance(Int_t* pInstance); | |
115 | ||
116 | /** | |
117 | * Instance handling of the TPCRawStream. | |
118 | * In order to keep memory consumption small, one global instance of the | |
119 | * TPCRawStream will be used to read data. | |
120 | * This can actually be extended in order to support more than one global | |
121 | * instance provided by a scheduler, but thats overkill for the moment. | |
122 | */ | |
123 | AliHLTTPCRawStream* GetRawStreamInstance(); | |
124 | ||
125 | /** | |
126 | * Release an instance of the TPCRawStream. | |
127 | */ | |
128 | void ReleaseRawStreamInstance(AliHLTTPCRawStream* pInstance); | |
129 | ||
130 | AliHLTTPCRawStream* fTPCRawStream; //!transient | |
131 | ||
132 | Int_t fCurrentRow; //!transient | |
133 | Int_t fCurrentPad; //!transient | |
134 | Int_t fCurrentBin; //!transient | |
135 | ||
136 | Int_t fRowOffset; //!transient | |
137 | Int_t fNRows; //!transient | |
138 | Int_t fNPads; //!transient | |
139 | ||
140 | static Int_t fNMaxRows; //!transient | |
141 | static Int_t fNMaxPads; //!transient | |
142 | static Int_t fNTimeBins; //!transient | |
143 | ||
144 | Int_t *fData; //!transient | |
145 | ||
146 | Bool_t fUnsorted; //!transient | |
147 | ||
148 | /** array to hold bunch data */ | |
149 | vector<UInt_t> fDataBunch; //! transient | |
150 | /** the current channel for bulk read mode */ | |
151 | Int_t fCurrentChannel; //! transient | |
152 | /** last NextSignal returned data */ | |
153 | Int_t fbHaveData; //! transient | |
154 | ||
155 | /** partition the reader is initialized for */ | |
156 | Int_t fCurrentPatch; //! transient | |
157 | ||
158 | /** the global free instance of sorted data buffer */ | |
159 | static Int_t* fgpFreeBufferInstance; //! transient | |
160 | /** occupied instance */ | |
161 | static Int_t* fgpIssuedBufferInstance; //! transient | |
162 | ||
163 | /** the global free instance of the TPCRawStream */ | |
164 | static AliHLTTPCRawStream* fgpFreeStreamInstance; //! transient | |
165 | /** occupied instance of the TPCRawStream */ | |
166 | static AliHLTTPCRawStream* fgpIssuedStreamInstance; //! transient | |
167 | ||
168 | /** counter for instances of the reader */ | |
169 | static Int_t fgObjectCount; //! transient | |
170 | ||
171 | ClassDef(AliHLTTPCDigitReaderPacked, 0) | |
172 | ||
173 | }; | |
174 | ||
175 | #endif |