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4d42193f | 1 | // $Id: AliHLTCaloClusterizerComponent.cxx 36709 2009-11-12 16:57:55Z odjuvsla $ |
2 | ||
3 | /************************************************************************** | |
4 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
5 | * * | |
6 | * Authors: Oystein Djuvsland <oysteind@ift.uib.no> * | |
7 | * * | |
8 | * Permission to use, copy, modify and distribute this software and its * | |
9 | * documentation strictly for non-commercial purposes is hereby granted * | |
10 | * without fee, provided that the above copyright notice appears in all * | |
11 | * copies and that both the copyright notice and this permission notice * | |
12 | * appear in the supporting documentation. The authors make no claims * | |
13 | * about the suitability of this software for any purpose. It is * | |
14 | * provided "as is" without express or implied warranty. * | |
15 | **************************************************************************/ | |
16 | ||
4d42193f | 17 | #include "AliHLTCaloClusterizerComponent.h" |
18 | #include "AliHLTCaloClusterizer.h" | |
7c80a370 | 19 | #include "AliHLTCaloClusterAnalyser.h" |
4d42193f | 20 | #include "AliHLTCaloRecPointDataStruct.h" |
21 | #include "AliHLTCaloRecPointHeaderStruct.h" | |
22 | #include "AliHLTCaloDigitDataStruct.h" | |
23 | #include "AliHLTCaloDigitContainerDataStruct.h" | |
24 | #include "AliHLTCaloDefinitions.h" | |
7c80a370 | 25 | #include "AliHLTCaloClusterDataStruct.h" |
ad44d760 | 26 | #include "TString.h" |
4d42193f | 27 | |
28 | /** @file AliHLTCaloClusterizerComponent.cxx | |
29 | @author Oystein Djuvsland | |
30 | @date | |
31 | @brief A clusterizer component for PHOS HLT | |
32 | */ | |
33 | ||
34 | // see header file for class documentation | |
35 | // or | |
36 | // refer to README to build package | |
37 | // or | |
38 | // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt | |
39 | ||
ad44d760 | 40 | AliHLTCaloClusterizerComponent::AliHLTCaloClusterizerComponent(TString det): |
ad44d760 | 41 | AliHLTCaloProcessor(), |
f92dcf21 | 42 | AliHLTCaloConstantsHandler(det), |
98baf84d | 43 | fDataOrigin('\0'), |
44 | fAnalyserPtr(0), | |
f92dcf21 | 45 | fDigitsPointerArray(0), |
98baf84d | 46 | fOutputDigitsArray(0), |
4d42193f | 47 | fClusterizerPtr(0), |
ad44d760 | 48 | fDigitCount(0) |
4d42193f | 49 | { |
50 | //See headerfile for documentation | |
ad44d760 | 51 | |
52 | fDigitsPointerArray = new AliHLTCaloDigitDataStruct*[fCaloConstants->GetNXCOLUMNSRCU()*fCaloConstants->GetNZROWSRCU()]; | |
53 | ||
54 | fClusterizerPtr = new AliHLTCaloClusterizer(det); | |
55 | ||
56 | fClusterizerPtr->SetDigitArray(fDigitsPointerArray); | |
7c80a370 | 57 | |
58 | fAnalyserPtr = new AliHLTCaloClusterAnalyser(); | |
59 | ||
4d42193f | 60 | } |
61 | ||
62 | AliHLTCaloClusterizerComponent::~AliHLTCaloClusterizerComponent() | |
63 | { | |
64 | //See headerfile for documentation | |
73d6f579 | 65 | delete fAnalyserPtr; |
4d42193f | 66 | if(fClusterizerPtr) |
67 | { | |
68 | delete fClusterizerPtr; | |
69 | fClusterizerPtr = 0; | |
70 | } | |
4d42193f | 71 | } |
72 | ||
73 | ||
74 | int | |
75 | AliHLTCaloClusterizerComponent::Deinit() | |
76 | { | |
77 | //See headerfile for documentation | |
78 | ||
73d6f579 | 79 | if (fClusterizerPtr) |
4d42193f | 80 | { |
81 | delete fClusterizerPtr; | |
82 | fClusterizerPtr = 0; | |
83 | } | |
84 | ||
85 | return 0; | |
86 | } | |
87 | ||
4d42193f | 88 | int |
89 | AliHLTCaloClusterizerComponent::DoEvent(const AliHLTComponentEventData& evtData, const AliHLTComponentBlockData* blocks, | |
90 | AliHLTComponentTriggerData& /*trigData*/, AliHLTUInt8_t* outputPtr, AliHLTUInt32_t& size, | |
91 | std::vector<AliHLTComponentBlockData>& outputBlocks) | |
92 | { | |
93 | //See headerfile for documentation | |
94 | ||
95 | if(blocks == 0) return 0; | |
96 | ||
97 | UInt_t offset = 0; | |
98 | UInt_t mysize = 0; | |
99 | Int_t nRecPoints = 0; | |
100 | Int_t nDigits = 0; | |
ad44d760 | 101 | Int_t digCount = 0; |
4d42193f | 102 | |
7c80a370 | 103 | UInt_t availableSize = size; |
4d42193f | 104 | AliHLTUInt8_t* outBPtr; |
105 | outBPtr = outputPtr; | |
106 | const AliHLTComponentBlockData* iter = 0; | |
107 | unsigned long ndx; | |
108 | ||
109 | UInt_t specification = 0; | |
110 | ||
111 | AliHLTCaloDigitDataStruct *digitDataPtr = 0; | |
7c80a370 | 112 | |
4d42193f | 113 | // Adding together all the digits, should be put in standalone method |
114 | for ( ndx = 0; ndx < evtData.fBlockCnt; ndx++ ) | |
115 | { | |
116 | iter = blocks+ndx; | |
ad44d760 | 117 | // HLTError("Got block"); |
7c80a370 | 118 | if (iter->fDataType == (AliHLTCaloDefinitions::fgkDigitDataType|fDataOrigin)) |
4d42193f | 119 | { |
4d42193f | 120 | |
121 | // Update the number of digits | |
ad44d760 | 122 | nDigits = iter->fSize/sizeof(AliHLTCaloDigitDataStruct);; |
7c80a370 | 123 | |
124 | availableSize -= iter->fSize; | |
125 | ||
4d42193f | 126 | specification = specification|iter->fSpecification; |
127 | ||
7c80a370 | 128 | digitDataPtr = reinterpret_cast<AliHLTCaloDigitDataStruct*>(iter->fPtr); |
129 | for (Int_t i = 0; i < nDigits; i++) | |
130 | { | |
131 | fDigitsPointerArray[digCount] = digitDataPtr; | |
132 | digCount++; | |
133 | digitDataPtr++; | |
134 | } | |
4d42193f | 135 | } |
136 | } | |
4d42193f | 137 | |
ad44d760 | 138 | if(digCount > 0) |
4d42193f | 139 | { |
7c80a370 | 140 | |
141 | AliHLTCaloClusterHeaderStruct* caloClusterHeaderPtr = reinterpret_cast<AliHLTCaloClusterHeaderStruct*>(outBPtr); | |
142 | caloClusterHeaderPtr->fNDigits = digCount; | |
143 | ||
b4479a87 | 144 | outBPtr += sizeof(AliHLTCaloClusterHeaderStruct); |
145 | mysize += sizeof(AliHLTCaloClusterHeaderStruct); | |
146 | ||
ad44d760 | 147 | // Sort the digit pointers |
148 | qsort(fDigitsPointerArray, digCount, sizeof(AliHLTCaloDigitDataStruct*), CompareDigits); | |
4d42193f | 149 | |
ad44d760 | 150 | // Copy the digits to the output |
7c80a370 | 151 | fOutputDigitsArray = reinterpret_cast<AliHLTCaloDigitDataStruct*>(outBPtr); |
ad44d760 | 152 | for(Int_t n = 0; n < digCount; n++) |
153 | { | |
154 | memcpy(outBPtr, fDigitsPointerArray[n], sizeof(AliHLTCaloDigitDataStruct)); | |
7c80a370 | 155 | //fOutputDigitsArray[n] = reinterpret_cast<AliHLTCaloDigitDataStruct*>(outBPtr); |
ad44d760 | 156 | outBPtr = outBPtr + sizeof(AliHLTCaloDigitDataStruct); |
157 | } | |
158 | ||
7c80a370 | 159 | mysize += digCount*sizeof(AliHLTCaloDigitDataStruct); |
ad44d760 | 160 | |
7c80a370 | 161 | //HLTDebug("Total number of digits: %d", digCount ); |
ad44d760 | 162 | |
7c80a370 | 163 | nRecPoints = fClusterizerPtr->ClusterizeEvent(digCount); |
98baf84d | 164 | |
7c80a370 | 165 | //HLTDebug("Number of rec points found: %d", nRecPoints); |
ad44d760 | 166 | |
b4479a87 | 167 | fAnalyserPtr->SetCaloClusterData(reinterpret_cast<AliHLTCaloClusterDataStruct*>(outBPtr)); |
7c80a370 | 168 | |
7c80a370 | 169 | fAnalyserPtr->SetRecPointArray(fClusterizerPtr->GetRecPoints(), nRecPoints); |
ad44d760 | 170 | |
7c80a370 | 171 | fAnalyserPtr->SetDigitDataArray(fOutputDigitsArray); |
172 | ||
b4479a87 | 173 | Int_t nClusters = fAnalyserPtr->CreateClusters(nRecPoints, size, mysize); |
ad44d760 | 174 | |
b4479a87 | 175 | caloClusterHeaderPtr->fNClusters = nClusters; |
176 | ||
98baf84d | 177 | //HLTDebug("Number of clusters: %d", nRecPoints); |
73d6f579 | 178 | |
ad44d760 | 179 | AliHLTComponentBlockData bd; |
180 | FillBlockData( bd ); | |
181 | bd.fOffset = offset; | |
182 | bd.fSize = mysize; | |
b4479a87 | 183 | bd.fDataType = kAliHLTDataTypeCaloCluster | kAliHLTDataOriginPHOS; |
ad44d760 | 184 | bd.fSpecification = specification; |
185 | outputBlocks.push_back( bd ); | |
186 | } | |
187 | ||
4d42193f | 188 | size = mysize; |
189 | ||
190 | return 0; | |
191 | } | |
192 | ||
193 | int | |
194 | AliHLTCaloClusterizerComponent::Reconfigure(const char* cdbEntry, const char* /*chainId*/) | |
195 | { | |
196 | // see header file for class documentation | |
197 | ||
198 | const char* path="HLT/ConfigPHOS/ClusterizerComponent"; | |
199 | ||
200 | if (cdbEntry) path = cdbEntry; | |
201 | ||
202 | return ConfigureFromCDBTObjString(cdbEntry); | |
203 | } | |
204 | ||
205 | int | |
206 | AliHLTCaloClusterizerComponent::ScanConfigurationArgument(int argc, const char **argv) | |
207 | { | |
208 | //See header file for documentation | |
209 | ||
210 | if(argc <= 0) return 0; | |
211 | ||
212 | int i=0; | |
213 | ||
214 | TString argument=argv[i]; | |
215 | ||
216 | if (argument.CompareTo("-digitthreshold") == 0) | |
217 | { | |
218 | if (++i >= argc) return -EPROTO; | |
219 | argument = argv[i]; | |
220 | fClusterizerPtr->SetEmcMinEnergyThreshold(argument.Atof()); | |
221 | return 1; | |
222 | } | |
223 | ||
224 | if (argument.CompareTo("-recpointthreshold") == 0) | |
225 | { | |
226 | if (++i >= argc) return -EPROTO; | |
227 | argument = argv[i]; | |
228 | fClusterizerPtr->SetEmcClusteringThreshold(argument.Atof()); | |
229 | return 1; | |
230 | } | |
231 | return 0; | |
232 | } | |
233 | ||
234 | int | |
235 | AliHLTCaloClusterizerComponent::DoInit(int argc, const char** argv ) | |
236 | { | |
237 | //See headerfile for documentation | |
238 | ||
ad44d760 | 239 | |
4d42193f | 240 | // |
241 | ||
242 | // const char *path = "HLT/ConfigPHOS/ClusterizerComponent"; | |
243 | ||
244 | // ConfigureFromCDBTObjString(path); | |
245 | ||
246 | for (int i = 0; i < argc; i++) | |
247 | { | |
248 | ScanConfigurationArgument(i, argv); | |
249 | } | |
250 | ||
251 | return 0; | |
252 | } | |
253 | ||
ad44d760 | 254 | Int_t |
255 | AliHLTCaloClusterizerComponent::CompareDigits(const void *dig0, const void *dig1) | |
4d42193f | 256 | { |
ad44d760 | 257 | // See header file for documentation |
258 | return (*((AliHLTCaloDigitDataStruct**)(dig0)))->fID - (*((AliHLTCaloDigitDataStruct**)(dig1)))->fID; | |
7c80a370 | 259 | |
260 | //return (*((AliHLTCaloDigitDataStruct**)(dig0)))->fID - (*((AliHLTCaloDigitDataStruct**)(dig1)))->fID; | |
4d42193f | 261 | } |