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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" | |
f92543f5 | 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" |
c1e4a18c | 26 | #include "AliHLTCaloRecoParamHandler.h" |
ad44d760 | 27 | #include "TString.h" |
4d42193f | 28 | |
29 | /** @file AliHLTCaloClusterizerComponent.cxx | |
30 | @author Oystein Djuvsland | |
f92543f5 | 31 | @date |
4d42193f | 32 | @brief A clusterizer component for PHOS HLT |
33 | */ | |
34 | ||
35 | // see header file for class documentation | |
36 | // or | |
37 | // refer to README to build package | |
38 | // or | |
39 | // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt | |
40 | ||
c556a27e | 41 | ClassImp(AliHLTCaloClusterizerComponent); |
42 | ||
f92543f5 | 43 | AliHLTCaloClusterizerComponent::AliHLTCaloClusterizerComponent(TString det): |
44 | AliHLTCaloProcessor(), | |
45 | AliHLTCaloConstantsHandler(det), | |
46 | fDataOrigin('\0'), | |
47 | fAnalyserPtr(0), | |
48 | fRecoParamsPtr(0), | |
78943659 | 49 | fClusterizerPtr(0), |
f92543f5 | 50 | fDigitsPointerArray(0), |
51 | fOutputDigitsArray(0), | |
f92543f5 | 52 | fDigitCount(0), |
53 | fCopyDigitsToOuput(kTRUE) | |
4d42193f | 54 | { |
f92543f5 | 55 | //See headerfile for documentation |
56 | ||
57 | ||
58 | ||
4d42193f | 59 | } |
60 | ||
61 | AliHLTCaloClusterizerComponent::~AliHLTCaloClusterizerComponent() | |
62 | { | |
f92543f5 | 63 | //See headerfile for documentation |
78943659 | 64 | if(fAnalyserPtr) |
4d42193f | 65 | { |
78943659 | 66 | delete fAnalyserPtr; |
67 | fAnalyserPtr = 0; | |
4d42193f | 68 | } |
4d42193f | 69 | } |
70 | ||
4d42193f | 71 | int |
72 | AliHLTCaloClusterizerComponent::DoEvent(const AliHLTComponentEventData& evtData, const AliHLTComponentBlockData* blocks, | |
73 | AliHLTComponentTriggerData& /*trigData*/, AliHLTUInt8_t* outputPtr, AliHLTUInt32_t& size, | |
74 | std::vector<AliHLTComponentBlockData>& outputBlocks) | |
75 | { | |
f92543f5 | 76 | //See headerfile for documentation |
77 | ||
78 | if (blocks == 0) return 0; | |
79 | ||
80 | UInt_t offset = 0; | |
81 | UInt_t mysize = 0; | |
82 | Int_t nRecPoints = 0; | |
83 | Int_t nDigits = 0; | |
84 | Int_t digCount = 0; | |
85 | ||
86 | UInt_t availableSize = size; | |
87 | AliHLTUInt8_t* outBPtr; | |
88 | outBPtr = outputPtr; | |
89 | const AliHLTComponentBlockData* iter = 0; | |
90 | unsigned long ndx; | |
91 | ||
92 | UInt_t specification = 0; | |
93 | ||
94 | AliHLTCaloDigitDataStruct *digitDataPtr = 0; | |
95 | ||
96 | // Adding together all the digits, should be put in standalone method | |
97 | for ( ndx = 0; ndx < evtData.fBlockCnt; ndx++ ) | |
4d42193f | 98 | { |
f92543f5 | 99 | iter = blocks+ndx; |
100 | ||
101 | if (iter->fDataType == (AliHLTCaloDefinitions::fgkDigitDataType|fDataOrigin)) | |
102 | { | |
103 | ||
104 | // Update the number of digits | |
105 | nDigits = iter->fSize/sizeof(AliHLTCaloDigitDataStruct); | |
106 | availableSize -= iter->fSize; | |
107 | ||
108 | specification = specification|iter->fSpecification; | |
109 | ||
110 | digitDataPtr = reinterpret_cast<AliHLTCaloDigitDataStruct*>(iter->fPtr); | |
111 | ||
112 | // We copy the digits to the digit buffer used by the clusterizer | |
113 | // This is convinient since we want the digits from all DDLs before starting | |
114 | // Could be changed if this is a bottle neck. | |
115 | for (Int_t i = 0; i < nDigits; i++) | |
116 | { | |
22dba224 | 117 | // If we have a digit based on a low gain channel, but there has been no high gain channel, |
118 | // we shouldn't use it since we are then very sensitive to noise (e.g. for PHOS 1 LG ADC count = 40 MeV) | |
119 | if(digitDataPtr->fHgPresent) | |
120 | { | |
f92543f5 | 121 | fDigitsPointerArray[digCount] = digitDataPtr; |
122 | digCount++; | |
123 | digitDataPtr++; | |
22dba224 | 124 | } |
f92543f5 | 125 | } |
126 | } | |
4d42193f | 127 | } |
4d42193f | 128 | |
f92543f5 | 129 | if (digCount > 0) |
4d42193f | 130 | { |
f92543f5 | 131 | |
132 | AliHLTCaloClusterHeaderStruct* caloClusterHeaderPtr = reinterpret_cast<AliHLTCaloClusterHeaderStruct*>(outBPtr); | |
133 | caloClusterHeaderPtr->fNDigits = digCount; | |
134 | ||
135 | outBPtr += sizeof(AliHLTCaloClusterHeaderStruct); | |
136 | mysize += sizeof(AliHLTCaloClusterHeaderStruct); | |
137 | ||
138 | // Sort the digit pointers | |
31b89da4 | 139 | // qsort(fDigitsPointerArray, digCount, sizeof(AliHLTCaloDigitDataStruct*), CompareDigits); |
4d42193f | 140 | |
f92543f5 | 141 | |
142 | if (fCopyDigitsToOuput) | |
143 | { | |
144 | // Copy the digits to the output | |
145 | fOutputDigitsArray = reinterpret_cast<AliHLTCaloDigitDataStruct*>(outBPtr); | |
146 | ||
147 | for (Int_t n = 0; n < digCount; n++) | |
148 | { | |
149 | memcpy(outBPtr, fDigitsPointerArray[n], sizeof(AliHLTCaloDigitDataStruct)); | |
150 | //fOutputDigitsArray[n] = reinterpret_cast<AliHLTCaloDigitDataStruct*>(outBPtr); | |
151 | outBPtr = outBPtr + sizeof(AliHLTCaloDigitDataStruct); | |
152 | } | |
153 | } | |
154 | ||
155 | // Update the size of the output we have used, needs to be removed if we don't push the digits | |
156 | mysize += digCount*sizeof(AliHLTCaloDigitDataStruct); | |
157 | ||
158 | // Do the clusterisation | |
159 | nRecPoints = fClusterizerPtr->ClusterizeEvent(digCount); | |
160 | ||
161 | HLTDebug("Number of rec points found: %d", nRecPoints); | |
162 | ||
163 | // Give the cluster output to the analyser | |
164 | fAnalyserPtr->SetCaloClusterData(reinterpret_cast<AliHLTCaloClusterDataStruct*>(outBPtr)); | |
165 | ||
166 | // Give the rec points to the analyser (input) | |
167 | fAnalyserPtr->SetRecPointArray(fClusterizerPtr->GetRecPoints(), nRecPoints); | |
168 | ||
169 | // Give the digits to the analyser | |
170 | //fAnalyserPtr->SetDigitDataArray(fOutputDigitsArray); | |
171 | fAnalyserPtr->SetDigitDataArray(fDigitsPointerArray); | |
172 | ||
173 | // Then we create the clusters | |
174 | Int_t nClusters = fAnalyserPtr->CreateClusters(nRecPoints, size, mysize); | |
175 | ||
176 | if (nClusters < 0) | |
177 | { | |
178 | HLTError("Error in clusterisation"); | |
179 | caloClusterHeaderPtr->fNClusters = 0; | |
180 | } | |
181 | else | |
182 | { | |
183 | caloClusterHeaderPtr->fNClusters = nClusters; | |
184 | } | |
185 | ||
186 | HLTDebug("Number of clusters: %d", nRecPoints); | |
187 | ||
188 | AliHLTComponentBlockData bd; | |
189 | FillBlockData( bd ); | |
190 | bd.fOffset = offset; | |
191 | bd.fSize = mysize; | |
192 | bd.fDataType = kAliHLTDataTypeCaloCluster | fDataOrigin; | |
193 | bd.fSpecification = specification; | |
194 | outputBlocks.push_back( bd ); | |
ad44d760 | 195 | } |
196 | ||
f92543f5 | 197 | size = mysize; |
198 | ||
199 | return 0; | |
4d42193f | 200 | } |
201 | ||
f92543f5 | 202 | int |
4d42193f | 203 | AliHLTCaloClusterizerComponent::Reconfigure(const char* cdbEntry, const char* /*chainId*/) |
f92543f5 | 204 | { |
205 | // see header file for class documentation | |
4d42193f | 206 | |
f92543f5 | 207 | const char* path="HLT/ConfigPHOS/ClusterizerComponent"; |
4d42193f | 208 | |
f92543f5 | 209 | if (cdbEntry) path = cdbEntry; |
4d42193f | 210 | |
36b00077 | 211 | return ConfigureFromCDBTObjString(path); |
4d42193f | 212 | } |
213 | ||
f92543f5 | 214 | int |
4d42193f | 215 | AliHLTCaloClusterizerComponent::ScanConfigurationArgument(int argc, const char **argv) |
216 | { | |
f92543f5 | 217 | //See header file for documentation |
4d42193f | 218 | |
f92543f5 | 219 | if (argc <= 0) return 0; |
4d42193f | 220 | |
80156a86 | 221 | for(int i=0;i<argc;i++){ |
222 | TString argument=argv[i]; | |
223 | ||
224 | if (argument.CompareTo("-digitthreshold") == 0) | |
225 | { | |
226 | if (++i >= argc) return -EPROTO; | |
227 | argument = argv[i]; | |
228 | fClusterizerPtr->SetEmcMinEnergyThreshold(argument.Atof()); | |
229 | } | |
230 | ||
231 | if (argument.CompareTo("-recpointthreshold") == 0) | |
232 | { | |
233 | if (++i >= argc) return -EPROTO; | |
234 | argument = argv[i]; | |
235 | fClusterizerPtr->SetEmcClusteringThreshold(argument.Atof()); | |
236 | } | |
237 | ||
238 | if (argument.CompareTo("-cutonsinglecell") == 0) | |
239 | { | |
240 | if (++i >= argc) return -EPROTO; | |
241 | argument = argv[i]; | |
242 | fAnalyserPtr->SetCutOnSingleCellClusters(true, argument.Atof()); | |
243 | } | |
244 | ||
245 | if (argument.CompareTo("-emctimegate") == 0) | |
246 | { | |
247 | if (++i >= argc) return -EPROTO; | |
248 | argument = argv[i]; | |
249 | fClusterizerPtr->SetEmcTimeGate(argument.Atof()); | |
250 | } | |
251 | ||
252 | if (argument.CompareTo("-sortbyposition") == 0) | |
253 | { | |
254 | fClusterizerPtr->SetSortDigitsByPosition(); | |
255 | } | |
31b89da4 | 256 | } |
f92543f5 | 257 | |
258 | return 0; | |
4d42193f | 259 | } |
260 | ||
261 | int | |
262 | AliHLTCaloClusterizerComponent::DoInit(int argc, const char** argv ) | |
263 | { | |
f92543f5 | 264 | //See headerfile for documentation |
265 | ||
26b5a813 | 266 | if (fCaloConstants->GetDETNAME() == "EMCAL") |
267 | ||
268 | fDigitsPointerArray = new AliHLTCaloDigitDataStruct*[2*fCaloConstants->GetNXCOLUMNSMOD()*fCaloConstants->GetNZROWSMOD()]; | |
269 | else | |
f92543f5 | 270 | fDigitsPointerArray = new AliHLTCaloDigitDataStruct*[fCaloConstants->GetNXCOLUMNSMOD()*fCaloConstants->GetNZROWSMOD()]; |
271 | ||
f92543f5 | 272 | fClusterizerPtr->SetDigitArray(fDigitsPointerArray); |
273 | ||
274 | fClusterizerPtr->SetSortDigitsByEnergy(); | |
275 | ||
36b00077 | 276 | fClusterizerPtr->SetDetector(TString(fCaloConstants->GetDETNAME())); |
277 | ||
f92543f5 | 278 | fAnalyserPtr = new AliHLTCaloClusterAnalyser(); |
279 | ||
280 | if (fCaloConstants->GetDETNAME() == "PHOS") | |
281 | { | |
282 | fAnalyserPtr->SetClusterType(kPHOSCluster); | |
283 | } | |
284 | else if (fCaloConstants->GetDETNAME() == "EMCAL") | |
285 | { | |
286 | fAnalyserPtr->SetClusterType(kEMCALClusterv1); | |
287 | } | |
288 | else | |
289 | { | |
290 | fAnalyserPtr->SetClusterType(kUndef); | |
291 | } | |
292 | InitialiseGeometry(); | |
293 | if (fRecoParamsPtr) | |
4d42193f | 294 | { |
f92543f5 | 295 | if (!fRecoParamsPtr->GetParametersFromCDB()) |
296 | { | |
297 | fAnalyserPtr->SetRecoParamHandler(fRecoParamsPtr); | |
298 | fClusterizerPtr->SetEmcClusteringThreshold(fRecoParamsPtr->GetRecPointThreshold()); | |
299 | fClusterizerPtr->SetEmcMinEnergyThreshold(fRecoParamsPtr->GetRecPointMemberThreshold()); | |
22dba224 | 300 | HLTInfo("Setting thresholds for clusterizer: %f, %f", fRecoParamsPtr->GetRecPointThreshold(), fRecoParamsPtr->GetRecPointMemberThreshold()); |
f92543f5 | 301 | } |
4d42193f | 302 | } |
f92543f5 | 303 | // |
4d42193f | 304 | |
f92543f5 | 305 | // const char *path = "HLT/ConfigPHOS/ClusterizerComponent"; |
306 | ||
307 | // ConfigureFromCDBTObjString(path); | |
308 | ||
80156a86 | 309 | ScanConfigurationArgument(argc, argv); |
f92543f5 | 310 | |
311 | return 0; | |
4d42193f | 312 | } |
427c373f | 313 | int AliHLTCaloClusterizerComponent::DoDeinit() |
314 | { | |
f92543f5 | 315 | // See header file for documentation |
316 | if (fDigitsPointerArray) | |
317 | { | |
318 | delete [] fDigitsPointerArray; | |
319 | fDigitsPointerArray = 0; | |
320 | } | |
321 | if (fClusterizerPtr) | |
322 | { | |
323 | delete fClusterizerPtr; | |
324 | fClusterizerPtr = 0; | |
325 | } | |
326 | if (fAnalyserPtr) | |
327 | { | |
328 | delete fAnalyserPtr; | |
329 | fAnalyserPtr = 0; | |
330 | } | |
331 | return 0; | |
427c373f | 332 | } |
4d42193f | 333 | |
f92543f5 | 334 | Int_t |
ad44d760 | 335 | AliHLTCaloClusterizerComponent::CompareDigits(const void *dig0, const void *dig1) |
4d42193f | 336 | { |
f92543f5 | 337 | // See header file for documentation |
338 | return (*((AliHLTCaloDigitDataStruct**)(dig0)))->fID - (*((AliHLTCaloDigitDataStruct**)(dig1)))->fID; | |
7c80a370 | 339 | |
f92543f5 | 340 | //return (*((AliHLTCaloDigitDataStruct**)(dig0)))->fID - (*((AliHLTCaloDigitDataStruct**)(dig1)))->fID; |
4d42193f | 341 | } |