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dafa46c6 | 1 | // $Id$ |
2 | ||
3 | //************************************************************************** | |
4 | //* This file is property of and copyright by the ALICE HLT Project * | |
5 | //* ALICE Experiment at CERN, All rights reserved. * | |
6 | //* * | |
7 | //* Primary Authors: Matthias Richter <Matthias.Richter@ift.uib.no> * | |
8 | //* for The ALICE HLT Project. * | |
9 | //* * | |
10 | //* Permission to use, copy, modify and distribute this software and its * | |
11 | //* documentation strictly for non-commercial purposes is hereby granted * | |
12 | //* without fee, provided that the above copyright notice appears in all * | |
13 | //* copies and that both the copyright notice and this permission notice * | |
14 | //* appear in the supporting documentation. The authors make no claims * | |
15 | //* about the suitability of this software for any purpose. It is * | |
16 | //* provided "as is" without express or implied warranty. * | |
17 | //************************************************************************** | |
18 | ||
19 | /** @file AliHLTITSAgent.cxx | |
20 | @author Matthias Richter | |
21 | @date 25.08.2008 | |
22 | @brief Agent of the libAliHLTITS library | |
23 | */ | |
24 | ||
25 | #include <cassert> | |
26 | #include "AliHLTITSAgent.h" | |
27 | #include "AliHLTConfiguration.h" | |
6b87e199 | 28 | #include "AliHLTOUT.h" |
29 | //#include "AliDAQ.h" | |
dafa46c6 | 30 | |
31 | // header files of library components | |
32 | ||
33 | // header file of the module preprocessor | |
0c7d42ab | 34 | #include "AliHLTITSCompressRawDataSDDComponent.h" |
5f2721d5 | 35 | #include "AliHLTITSClusterFinderSPDComponent.h" |
36 | #include "AliHLTITSClusterFinderSSDComponent.h" | |
dafa46c6 | 37 | |
dafa46c6 | 38 | /** global instance for agent registration */ |
39 | AliHLTITSAgent gAliHLTITSAgent; | |
40 | ||
41 | /** ROOT macro for the implementation of ROOT specific class methods */ | |
42 | ClassImp(AliHLTITSAgent) | |
43 | ||
44 | AliHLTITSAgent::AliHLTITSAgent() | |
45 | : | |
46 | AliHLTModuleAgent("ITS"), | |
47 | fRawDataHandler(NULL) | |
48 | { | |
49 | // see header file for class documentation | |
50 | // or | |
51 | // refer to README to build package | |
52 | // or | |
53 | // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt | |
54 | } | |
55 | ||
56 | AliHLTITSAgent::~AliHLTITSAgent() | |
57 | { | |
58 | // see header file for class documentation | |
59 | } | |
60 | ||
61 | int AliHLTITSAgent::CreateConfigurations(AliHLTConfigurationHandler* /*handler*/, | |
62 | AliRawReader* /*rawReader*/, | |
63 | AliRunLoader* /*runloader*/) const | |
64 | { | |
65 | // see header file for class documentation | |
66 | return 0; | |
67 | } | |
68 | ||
69 | const char* AliHLTITSAgent::GetReconstructionChains(AliRawReader* /*rawReader*/, | |
70 | AliRunLoader* /*runloader*/) const | |
71 | { | |
72 | // see header file for class documentation | |
73 | ||
74 | return ""; | |
75 | } | |
76 | ||
77 | const char* AliHLTITSAgent::GetRequiredComponentLibraries() const | |
78 | { | |
79 | // see header file for class documentation | |
80 | return ""; | |
81 | } | |
82 | ||
83 | int AliHLTITSAgent::RegisterComponents(AliHLTComponentHandler* pHandler) const | |
84 | { | |
85 | // see header file for class documentation | |
86 | assert(pHandler); | |
87 | if (!pHandler) return -EINVAL; | |
0c7d42ab | 88 | pHandler->AddComponent(new AliHLTITSCompressRawDataSDDComponent); |
5f2721d5 | 89 | pHandler->AddComponent(new AliHLTITSClusterFinderSPDComponent); |
90 | pHandler->AddComponent(new AliHLTITSClusterFinderSSDComponent); | |
dafa46c6 | 91 | |
92 | return 0; | |
93 | } | |
94 | ||
95 | AliHLTModulePreprocessor* AliHLTITSAgent::GetPreprocessor() | |
96 | { | |
97 | // see header file for class documentation | |
98 | return NULL; | |
99 | } | |
100 | ||
101 | int AliHLTITSAgent::GetHandlerDescription(AliHLTComponentDataType dt, | |
102 | AliHLTUInt32_t spec, | |
103 | AliHLTOUTHandlerDesc& desc) const | |
104 | { | |
105 | // see header file for class documentation | |
106 | ||
107 | // Handlers for ITS raw data. Even though there are 3 detectors | |
108 | // everything is handled in one module library and one HLTOUT handler. | |
109 | // This assumes that the data blocks are sent with data type | |
6b87e199 | 110 | // {DDL_RAW :ISDD} and the bit set in the specification corresponding. |
111 | // to detector DDL id. | |
112 | // An HLTOUT handler is implemented to extract the equipment id from | |
113 | // the specification. | |
114 | // Note: Future versions of the framework will provide a default handler | |
115 | // class with that functionality. | |
116 | if (dt==(kAliHLTDataTypeDDLRaw|kAliHLTDataOriginITSSDD)) { | |
dafa46c6 | 117 | desc=AliHLTOUTHandlerDesc(kRawReader, dt, GetModuleId()); |
118 | HLTInfo("module %s handles data block type %s specification %d (0x%x)", | |
119 | GetModuleId(), AliHLTComponent::DataType2Text(dt).c_str(), spec, spec); | |
120 | return 1; | |
121 | } | |
122 | return 0; | |
123 | } | |
124 | ||
125 | AliHLTOUTHandler* AliHLTITSAgent::GetOutputHandler(AliHLTComponentDataType dt, | |
126 | AliHLTUInt32_t /*spec*/) | |
127 | { | |
128 | // see header file for class documentation | |
6b87e199 | 129 | if (dt==(kAliHLTDataTypeDDLRaw|kAliHLTDataOriginITSSDD)) { |
dafa46c6 | 130 | // use the default handler |
131 | if (!fRawDataHandler) { | |
6b87e199 | 132 | fRawDataHandler=new AliHLTOUTSDDRawDataHandler; |
dafa46c6 | 133 | } |
134 | return fRawDataHandler; | |
135 | } | |
136 | return NULL; | |
137 | } | |
138 | ||
139 | int AliHLTITSAgent::DeleteOutputHandler(AliHLTOUTHandler* pInstance) | |
140 | { | |
141 | // see header file for class documentation | |
142 | if (pInstance==NULL) return -EINVAL; | |
143 | ||
144 | if (pInstance==fRawDataHandler) { | |
145 | delete fRawDataHandler; | |
146 | fRawDataHandler=NULL; | |
147 | return 0; | |
148 | } | |
149 | ||
150 | delete pInstance; | |
151 | return 0; | |
152 | } | |
6b87e199 | 153 | |
154 | int AliHLTITSAgent::AliHLTOUTSDDRawDataHandler::ProcessData(AliHLTOUT* pData) | |
155 | { | |
156 | // see header file for class documentation | |
157 | if (!pData) return -EINVAL; | |
158 | static int errorCount=0; | |
159 | const int maxErrorCount=10; | |
160 | AliHLTComponentDataType dt=kAliHLTVoidDataType; | |
161 | AliHLTUInt32_t spec=kAliHLTVoidDataSpec; | |
162 | int iResult=pData->GetDataBlockDescription(dt, spec); | |
163 | if (iResult>=0) { | |
164 | if (dt==(kAliHLTDataTypeDDLRaw|kAliHLTDataOriginITSSDD)) { | |
165 | int ddlOffset=256;//AliDAQ::DdlIDOffset("ITSSDD"); | |
166 | int numberOfDDLs=24;//AliDAQ::NumberOfDdls("ITSSDD"); | |
167 | int ddlNo=0; | |
168 | for (;ddlNo<32 && ddlNo<numberOfDDLs; ddlNo++) { | |
169 | if (spec&(0x1<<ddlNo)) break; | |
170 | } | |
171 | if (ddlNo>=32 || ddlNo>=numberOfDDLs) { | |
172 | HLTError("invalid specification 0x%08x: can not extract DDL id for data block %s", spec, AliHLTComponent::DataType2Text(dt).c_str()); | |
173 | iResult=-ENODEV; | |
174 | } else if (spec^(0x1<<ddlNo)) { | |
175 | iResult=-EEXIST; | |
176 | HLTError("multiple links set in specification 0x%08x: can not extract DDL id for data block %s", spec, AliHLTComponent::DataType2Text(dt).c_str()); | |
177 | } else { | |
178 | iResult=ddlOffset+ddlNo; | |
179 | } | |
180 | } else { | |
181 | if (errorCount++<10) { | |
182 | HLTError("wrong data type: expecting %s, got %s; %s", | |
183 | AliHLTComponent::DataType2Text(kAliHLTDataTypeDDLRaw|kAliHLTDataOriginITSSDD).c_str(), | |
184 | AliHLTComponent::DataType2Text(dt).c_str(), | |
185 | errorCount==maxErrorCount?"suppressing further error messages":""); | |
186 | } | |
187 | iResult=-EFAULT; | |
188 | } | |
189 | } | |
190 | return iResult; | |
191 | } |