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71d7c760 1// $Id$
2
3/**************************************************************************
9be2600f 4 * This file is property of and copyright by the ALICE HLT Project *
5 * ALICE Experiment at CERN, All rights reserved. *
71d7c760 6 * *
9be2600f 7 * Primary Authors: Matthias Richter <Matthias.Richter@ift.uib.no> *
8 * Timm Steinbeck <timm@kip.uni-heidelberg.de> *
9 * Jochen Thaeder <thaeder@kip.uni-heidelberg.de> *
10 * for The ALICE HLT Project. *
71d7c760 11 * *
12 * Permission to use, copy, modify and distribute this software and its *
13 * documentation strictly for non-commercial purposes is hereby granted *
14 * without fee, provided that the above copyright notice appears in all *
15 * copies and that both the copyright notice and this permission notice *
16 * appear in the supporting documentation. The authors make no claims *
17 * about the suitability of this software for any purpose. It is *
18 * provided "as is" without express or implied warranty. *
19 **************************************************************************/
20
96bda103 21/** @file AliHLTTPCClusterFinderComponent.cxx
27f5f8ed 22 @author Timm Steinbeck, Matthias Richter, Jochen Thaeder, Kenneth Aamodt
de554e07 23 @date
24 @brief The TPC cluster finder processing component
25*/
a38a7850 26
e67b0680 27// see header file for class documentation //
28// or //
29// refer to README to build package //
30// or //
31// visit http://web.ift.uib.no/~kjeks/doc/alice-hlt //
32
db16520a 33#if __GNUC__>= 3
71d7c760 34using namespace std;
35#endif
71d7c760 36#include "AliHLTTPCClusterFinderComponent.h"
a38a7850 37#include "AliHLTTPCDigitReaderPacked.h"
38#include "AliHLTTPCDigitReaderUnpacked.h"
db16520a 39#include "AliHLTTPCDigitReaderRaw.h"
8252a538 40#include "AliHLTTPCDigitReaderDecoder.h"
a38a7850 41#include "AliHLTTPCClusterFinder.h"
a6c02c85 42#include "AliHLTTPCSpacePointData.h"
71d7c760 43#include "AliHLTTPCClusterDataFormat.h"
a6c02c85 44#include "AliHLTTPCTransform.h"
01f43166 45#include "AliHLTTPCClusters.h"
e67b0680 46#include "AliHLTTPCDefinitions.h"
c3cda394 47#include "AliCDBEntry.h"
48#include "AliCDBManager.h"
49
e67b0680 50#include <cstdlib>
51#include <cerrno>
ecefc48a 52#include "TString.h"
c3cda394 53#include "TObjString.h"
01f43166 54#include <sys/time.h>
71d7c760 55
56// this is a global object used for automatic component registration, do not use this
2a083ac4 57// use fPackedSwitch = true for packed inputtype "gkDDLPackedRawDataType"
58// use fPackedSwitch = false for unpacked inputtype "gkUnpackedRawDataType"
8252a538 59AliHLTTPCClusterFinderComponent gAliHLTTPCClusterFinderComponentPacked(0);
60AliHLTTPCClusterFinderComponent gAliHLTTPCClusterFinderComponentUnpacked(1);
61AliHLTTPCClusterFinderComponent gAliHLTTPCClusterFinderComponentDecoder(2);
71d7c760 62
c3cda394 63/** ROOT macro for the implementation of ROOT specific class methods */
71d7c760 64ClassImp(AliHLTTPCClusterFinderComponent)
65
8252a538 66AliHLTTPCClusterFinderComponent::AliHLTTPCClusterFinderComponent(int mode)
74c73e5a 67 :
74c73e5a 68 fClusterFinder(NULL),
69 fReader(NULL),
70 fClusterDeconv(true),
71 fXYClusterError(-1),
2a083ac4 72 fZClusterError(-1),
8252a538 73 fModeSwitch(mode),
01f43166 74 fUnsorted(0),
a1dbf058 75 fPatch(0),
b1c46961 76 fPadArray(NULL),
77 fGetActivePads(0)
74c73e5a 78{
2a083ac4 79 // see header file for class documentation
80 // or
81 // refer to README to build package
82 // or
83 // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt
74c73e5a 84}
85
71d7c760 86AliHLTTPCClusterFinderComponent::~AliHLTTPCClusterFinderComponent()
7e99beb3 87{
2a083ac4 88 // see header file for class documentation
7e99beb3 89}
71d7c760 90
91// Public functions to implement AliHLTComponent's interface.
92// These functions are required for the registration process
93
94const char* AliHLTTPCClusterFinderComponent::GetComponentID()
7e99beb3 95{
2a083ac4 96 // see header file for class documentation
8252a538 97 switch(fModeSwitch){
98 case 0:
99 return "TPCClusterFinderPacked";
100 break;
101 case 1:
102 return "TPCClusterFinderUnpacked";
103 break;
104 case 2:
105 return "TPCClusterFinderDecoder";
106 break;
107 }
7e99beb3 108}
71d7c760 109
8ede8717 110void AliHLTTPCClusterFinderComponent::GetInputDataTypes( vector<AliHLTComponentDataType>& list)
7e99beb3 111{
2a083ac4 112 // see header file for class documentation
7e99beb3 113 list.clear();
8252a538 114 switch(fModeSwitch){
115 case 0:
116 list.push_back( kAliHLTDataTypeDDLRaw | kAliHLTDataOriginTPC );
117 break;
118 case 1:
119 list.push_back( AliHLTTPCDefinitions::fgkUnpackedRawDataType );
120 break;
121 case 2:
122 list.push_back( kAliHLTDataTypeDDLRaw | kAliHLTDataOriginTPC );
123 break;
124 }
7e99beb3 125}
71d7c760 126
8ede8717 127AliHLTComponentDataType AliHLTTPCClusterFinderComponent::GetOutputDataType()
7e99beb3 128{
2a083ac4 129 // see header file for class documentation
64defa03 130 return kAliHLTMultipleDataType;
131}
132
133int AliHLTTPCClusterFinderComponent::GetOutputDataTypes(AliHLTComponentDataTypeList& tgtList)
134
135{
136 // see header file for class documentation
137 tgtList.clear();
138 tgtList.push_back(AliHLTTPCDefinitions::fgkClustersDataType);
139 tgtList.push_back(AliHLTTPCDefinitions::fgkActivePadsDataType);
140 return tgtList.size();
7e99beb3 141}
71d7c760 142
143void AliHLTTPCClusterFinderComponent::GetOutputDataSize( unsigned long& constBase, double& inputMultiplier )
7e99beb3 144{
2a083ac4 145 // see header file for class documentation
7e99beb3 146 // XXX TODO: Find more realistic values.
147 constBase = 0;
8252a538 148 switch(fModeSwitch){
149 case 0:
150 inputMultiplier = (6 * 0.4);
151 break;
152 case 1:
153 inputMultiplier = 0.4;
154 break;
155 case 2:
156 inputMultiplier = (6 * 0.4);
157 break;
158 }
7e99beb3 159}
71d7c760 160
161AliHLTComponent* AliHLTTPCClusterFinderComponent::Spawn()
7e99beb3 162{
2a083ac4 163 // see header file for class documentation
8252a538 164 return new AliHLTTPCClusterFinderComponent(fModeSwitch);
7e99beb3 165}
71d7c760 166
167int AliHLTTPCClusterFinderComponent::DoInit( int argc, const char** argv )
7e99beb3 168{
2a083ac4 169 // see header file for class documentation
7e99beb3 170 if ( fClusterFinder )
171 return EINPROGRESS;
172
173 fClusterFinder = new AliHLTTPCClusterFinder();
174
175 Int_t rawreadermode = -1;
176 Int_t sigthresh = -1;
b1c46961 177 Double_t sigmathresh= -1;
7e99beb3 178 Float_t occulimit = 1.0;
179 Int_t oldRCUFormat=0;
180 // Data Format version numbers:
181 // 0: RCU Data format as delivered during TPC commissioning, pads/padrows are sorted, RCU trailer is one 32 bit word.
182 // 1: As 0, but pads/padrows are delivered "as is", without sorting
183 // 2: As 0, but RCU trailer is 3 32 bit words.
184 // 3: As 1, but RCU trailer is 3 32 bit words.
185 // -1: use offline raw reader
186
187 Int_t i = 0;
188 Char_t* cpErr;
189
190 while ( i < argc ) {
191
192 // -- raw reader mode option
193 if ( !strcmp( argv[i], "rawreadermode" ) ) {
194 if ( argc <= i+1 ) {
195 Logging( kHLTLogError, "HLT::TPCClusterFinder::DoInit", "Missing rawreadermode", "Raw Reader Mode not specified" );
196 return ENOTSUP;
197 }
f3f599e0 198
7e99beb3 199 // Decodes the rawreader mode: either number or string and returns the rawreadermode
200 // -1 on failure, -2 for offline
201 rawreadermode = AliHLTTPCDigitReaderRaw::DecodeMode( argv[i+1] );
f3f599e0 202
7e99beb3 203 if (rawreadermode == -1 ) {
204 Logging( kHLTLogError, "HLT::TPCClusterFinder::DoInit", "Missing rawreadermode", "Cannot convert rawreadermode specifier '%s'.", argv[i+1] );
205 return EINVAL;
db16520a 206 }
207
7e99beb3 208 i += 2;
209 continue;
210 }
db16520a 211
7e99beb3 212 // -- pp run option
213 if ( !strcmp( argv[i], "pp-run" ) ) {
214 fClusterDeconv = false;
215 i++;
216 continue;
217 }
218
219 // -- zero suppression threshold
220 if ( !strcmp( argv[i], "adc-threshold" ) ) {
221 sigthresh = strtoul( argv[i+1], &cpErr ,0);
222 if ( *cpErr ) {
223 HLTError("Cannot convert threshold specifier '%s'.", argv[i+1]);
224 return EINVAL;
84645eb0 225 }
7e99beb3 226 i+=2;
227 continue;
228 }
84645eb0 229
7e99beb3 230 // -- pad occupancy limit
231 if ( !strcmp( argv[i], "occupancy-limit" ) ) {
d0173e83 232 occulimit = strtod( argv[i+1], &cpErr);
7e99beb3 233 if ( *cpErr ) {
234 HLTError("Cannot convert occupancy specifier '%s'.", argv[i+1]);
235 return EINVAL;
5235c3e9 236 }
7e99beb3 237 i+=2;
238 continue;
239 }
5235c3e9 240
7e99beb3 241 // -- number of timebins (default 1024)
242 if ( !strcmp( argv[i], "timebins" ) ) {
243 TString parameter(argv[i+1]);
244 parameter.Remove(TString::kLeading, ' '); // remove all blanks
245 if (parameter.IsDigit()) {
246 AliHLTTPCTransform::SetNTimeBins(parameter.Atoi());
74511e22 247 HLTInfo("number of timebins set to %d, zbin=%f", AliHLTTPCTransform::GetNTimeBins(), AliHLTTPCTransform::GetZWidth());
7e99beb3 248 } else {
249 HLTError("Cannot timebin specifier '%s'.", argv[i+1]);
250 return EINVAL;
ecefc48a 251 }
7e99beb3 252 i+=2;
253 continue;
254 }
ecefc48a 255
7e99beb3 256 // -- checking for rcu format
257 if ( !strcmp( argv[i], "oldrcuformat" ) ) {
258 oldRCUFormat = strtoul( argv[i+1], &cpErr ,0);
259 if ( *cpErr ){
260 HLTError("Cannot convert oldrcuformat specifier '%s'. Should be 0(off) or 1(on), must be integer", argv[i+1]);
261 return EINVAL;
27f5f8ed 262 }
7e99beb3 263 i+=2;
264 continue;
265 }
27f5f8ed 266
01f43166 267 // -- checking for unsorted clusterfinding
268 if ( !strcmp( argv[i], "unsorted" ) ) {
269 fUnsorted = strtoul( argv[i+1], &cpErr ,0);
270 if ( *cpErr ){
271 HLTError("Cannot convert unsorted specifier '%s'. Should be 0(off) or 1(on), must be integer", argv[i+1]);
272 return EINVAL;
273 }
274 i+=2;
275 continue;
276 }
277
b1c46961 278 // -- checking for active pads, used in 2007 December run
279 if ( !strcmp( argv[i], "activepads" ) ) {
280 fGetActivePads = strtoul( argv[i+1], &cpErr ,0);
281 if ( *cpErr ){
282 HLTError("Cannot convert activepads specifier '%s'. Should be 0(off) or 1(on), must be integer", argv[i+1]);
283 return EINVAL;
284 }
285 i+=2;
286 continue;
287 }
288
289 // -- checking for nsigma-threshold, used in 2007 December run in ZeroSuppression
290 if ( !strcmp( argv[i], "nsigma-threshold" ) ) {
291 sigmathresh = strtoul( argv[i+1], &cpErr ,0);
292 if ( *cpErr ){
293 HLTError("Cannot convert nsigma-threshold specifier '%s'. Must be integer", argv[i+1]);
294 return EINVAL;
295 }
296 i+=2;
297 continue;
298 }
299
7e99beb3 300 Logging(kHLTLogError, "HLT::TPCClusterFinder::DoInit", "Unknown Option", "Unknown option '%s'", argv[i] );
301 return EINVAL;
27f5f8ed 302
7e99beb3 303 }
db16520a 304
7e99beb3 305 // Choose reader
8252a538 306 if (fModeSwitch==0) {
7e99beb3 307 if (rawreadermode == -2) {
f44e97dc 308 HLTDebug("using AliHLTTPCDigitReaderPacked");
7e99beb3 309 fReader = new AliHLTTPCDigitReaderPacked();
310 if(oldRCUFormat==1){
311 fReader->SetOldRCUFormat(kTRUE);
312 }
313 else if(oldRCUFormat!=0){
314 HLTWarning("Wrong oldrcuformat specifier %d; oldrcuformat set to default(kFALSE)",oldRCUFormat);
315 }
aff6e981 316 if(fUnsorted==1){
01f43166 317 fReader->SetUnsorted(kTRUE);
318 }
7e99beb3 319 fClusterFinder->SetReader(fReader);
8252a538 320 }
321 else {
db16520a 322#if defined(HAVE_TPC_MAPPING)
f44e97dc 323 HLTDebug("using AliHLTTPCDigitReaderRaw mode %d", rawreadermode);
7e99beb3 324 fReader = new AliHLTTPCDigitReaderRaw(rawreadermode);
325 fClusterFinder->SetReader(fReader);
db16520a 326#else //! defined(HAVE_TPC_MAPPING)
327 HLTFatal("DigitReaderRaw not available - check your build");
328 return -ENODEV;
329#endif //defined(HAVE_TPC_MAPPING)
a38a7850 330 }
7e99beb3 331 }
8252a538 332 else if(fModeSwitch==1){
f44e97dc 333 HLTDebug("using AliHLTTPCDigitReaderUnpacked");
7e99beb3 334 fReader = new AliHLTTPCDigitReaderUnpacked();
335 fClusterFinder->SetReader(fReader);
336 }
8252a538 337 else if(fModeSwitch==2){
338 fReader = new AliHLTTPCDigitReaderDecoder();
339 fClusterFinder->SetReader(fReader);
340 }
341 else{
342 HLTFatal("No mode set for clusterfindercomponent");
343 }
7e99beb3 344 // if pp-run use occupancy limit else set to 1. ==> use all
345 if ( !fClusterDeconv )
346 fClusterFinder->SetOccupancyLimit(occulimit);
347 else
348 fClusterFinder->SetOccupancyLimit(1.0);
db16520a 349
7e99beb3 350 // Variables to setup the Clusterfinder
351 // TODO: this sounds strange and has to be verified; is the cluster finder not working when
352 // fClusterDeconv = false ?
353 fClusterDeconv = true;
354 fXYClusterError = -1;
355 fZClusterError = -1;
a38a7850 356
db16520a 357
7e99beb3 358 fClusterFinder->SetDeconv( fClusterDeconv );
359 fClusterFinder->SetXYError( fXYClusterError );
360 fClusterFinder->SetZError( fZClusterError );
361 if ( (fXYClusterError>0) && (fZClusterError>0) )
362 fClusterFinder->SetCalcErr( false );
363 fClusterFinder->SetSignalThreshold(sigthresh);
b1c46961 364 fClusterFinder->SetNSigmaThreshold(sigmathresh);
01f43166 365
7e99beb3 366 return 0;
367}
71d7c760 368
369int AliHLTTPCClusterFinderComponent::DoDeinit()
7e99beb3 370{
2a083ac4 371 // see header file for class documentation
a38a7850 372
7e99beb3 373 if ( fClusterFinder )
374 delete fClusterFinder;
375 fClusterFinder = NULL;
a38a7850 376
7e99beb3 377 if ( fReader )
378 delete fReader;
379 fReader = NULL;
a38a7850 380
7e99beb3 381 return 0;
382}
71d7c760 383
8ede8717 384int AliHLTTPCClusterFinderComponent::DoEvent( const AliHLTComponentEventData& evtData,
385 const AliHLTComponentBlockData* blocks,
5d2abf3b 386 AliHLTComponentTriggerData& /*trigData*/, AliHLTUInt8_t* outputPtr,
a38a7850 387 AliHLTUInt32_t& size,
8ede8717 388 vector<AliHLTComponentBlockData>& outputBlocks )
7e99beb3 389{
2a083ac4 390 // see header file for class documentation
db16520a 391
7e99beb3 392 // == init iter (pointer to datablock)
393 const AliHLTComponentBlockData* iter = NULL;
394 unsigned long ndx;
a38a7850 395
7e99beb3 396 // == OUTdatatype pointer
397 AliHLTTPCClusterData* outPtr;
a38a7850 398
7e99beb3 399 AliHLTUInt8_t* outBPtr;
400 UInt_t offset, mysize, nSize, tSize = 0;
a38a7850 401
7e99beb3 402 outBPtr = outputPtr;
403 outPtr = (AliHLTTPCClusterData*)outBPtr;
a38a7850 404
7e99beb3 405 Int_t slice, patch, row[2];
406 unsigned long maxPoints, realPoints = 0;
a38a7850 407
7e99beb3 408 for ( ndx = 0; ndx < evtData.fBlockCnt; ndx++ )
409 {
410 iter = blocks+ndx;
411 mysize = 0;
412 offset = tSize;
a38a7850 413
414
8252a538 415 if (fModeSwitch==0 || fModeSwitch==2) {
f69743b7 416 HLTDebug("Event 0x%08LX (%Lu) received datatype: %s - required datatype: %s",
417 evtData.fEventID, evtData.fEventID,
418 DataType2Text( iter->fDataType).c_str(),
419 DataType2Text(kAliHLTDataTypeDDLRaw | kAliHLTDataOriginTPC).c_str());
a38a7850 420
f69743b7 421 if (iter->fDataType == AliHLTTPCDefinitions::fgkDDLPackedRawDataType &&
422 GetEventCount()<2) {
423 HLTWarning("data type %s is depricated, use %s (kAliHLTDataTypeDDLRaw)!",
424 DataType2Text(AliHLTTPCDefinitions::fgkDDLPackedRawDataType).c_str(),
425 DataType2Text(kAliHLTDataTypeDDLRaw | kAliHLTDataOriginTPC).c_str());
426 }
427
428 if ( iter->fDataType != (kAliHLTDataTypeDDLRaw | kAliHLTDataOriginTPC) &&
429 iter->fDataType != AliHLTTPCDefinitions::fgkDDLPackedRawDataType ) continue;
a38a7850 430
7e99beb3 431 }
8252a538 432 else if(fModeSwitch==1){
f69743b7 433 HLTDebug("Event 0x%08LX (%Lu) received datatype: %s - required datatype: %s",
434 evtData.fEventID, evtData.fEventID,
435 DataType2Text( iter->fDataType).c_str(),
436 DataType2Text(AliHLTTPCDefinitions::fgkUnpackedRawDataType).c_str());
a38a7850 437
7e99beb3 438 if ( iter->fDataType != AliHLTTPCDefinitions::fgkUnpackedRawDataType ) continue;
a38a7850 439
7e99beb3 440 }
a38a7850 441
7e99beb3 442 slice = AliHLTTPCDefinitions::GetMinSliceNr( *iter );
443 patch = AliHLTTPCDefinitions::GetMinPatchNr( *iter );
444 row[0] = AliHLTTPCTransform::GetFirstRow( patch );
445 row[1] = AliHLTTPCTransform::GetLastRow( patch );
8252a538 446
447
aff6e981 448 if(fUnsorted){
8252a538 449 fClusterFinder->SetUnsorted(fUnsorted);
450 fClusterFinder->SetPatch(patch);
aff6e981 451 }
8252a538 452 /* if(fUnsorted){
453 if(fPadArray==NULL){
454 fClusterFinder->SetUnsorted(fUnsorted);
455 //fPadArray = new AliHLTTPCPadArray(patch);
456 //fPadArray->InitializeVector(fModeSwitch);
457 }
458 else if(fPadArray->GetPatch()!=patch||fPadArray->GetPatch()==-1){
459 if (GetEventCount()<3) {
460 HLTWarning("pad array not initialized for data of specification 0x%08x, block skipped", iter->fSpecification);
461 } else if ((GetEventCount()%5000)==0) { // assuming 0.5 to 1kHz this gives a message rate of 0.1 to 0.5 Hz
462 HLTWarning("reminder: pad array not initialized for data of specification 0x%08x", iter->fSpecification);
463 }
464 continue;
465 }
466 }
467 */
468
aff6e981 469
7e99beb3 470 outPtr = (AliHLTTPCClusterData*)outBPtr;
a38a7850 471
7e99beb3 472 maxPoints = (size-tSize-sizeof(AliHLTTPCClusterData))/sizeof(AliHLTTPCSpacePointData);
db16520a 473
7e99beb3 474 fClusterFinder->InitSlice( slice, patch, row[0], row[1], maxPoints );
e83e889b 475 fClusterFinder->SetOutputArray( (AliHLTTPCSpacePointData*)outPtr->fSpacePoints );
01f43166 476
477 if(fUnsorted){
8252a538 478 fClusterFinder->ReadDataUnsorted(iter->fPtr, iter->fSize, fModeSwitch);
01f43166 479
01f43166 480 fClusterFinder->FindClusters();
481 }
482 else{
483 fClusterFinder->Read(iter->fPtr, iter->fSize );
484 fClusterFinder->ProcessDigits();
485 }
7e99beb3 486 realPoints = fClusterFinder->GetNumberOfClusters();
71d7c760 487
7e99beb3 488 outPtr->fSpacePointCnt = realPoints;
489 nSize = sizeof(AliHLTTPCSpacePointData)*realPoints;
490 mysize += nSize+sizeof(AliHLTTPCClusterData);
74511e22 491
492 Logging( kHLTLogDebug, "HLT::TPCClusterFinder::DoEvent", "Spacepoints",
7e99beb3 493 "Number of spacepoints: %lu Slice/Patch/RowMin/RowMax: %d/%d/%d/%d.",
494 realPoints, slice, patch, row[0], row[1] );
495 AliHLTComponentBlockData bd;
496 FillBlockData( bd );
497 bd.fOffset = offset;
498 bd.fSize = mysize;
499 bd.fSpecification = iter->fSpecification;
64defa03 500 bd.fDataType = AliHLTTPCDefinitions::fgkClustersDataType;
7e99beb3 501 //AliHLTSubEventDescriptor::FillBlockAttributes( bd.fAttributes );
502 outputBlocks.push_back( bd );
71d7c760 503
7e99beb3 504 tSize += mysize;
505 outBPtr += mysize;
506 outPtr = (AliHLTTPCClusterData*)outBPtr;
71d7c760 507
8252a538 508 /* if(fGetActivePads){
509 AliHLTTPCPadArray::AliHLTTPCActivePads* outPtrActive;
510 UInt_t activePadsSize, activePadsN = 0;
511 outPtrActive = (AliHLTTPCPadArray::AliHLTTPCActivePads*)outBPtr;
512 offset=tSize;
513 Int_t maxActivePads = (size-tSize)/sizeof(AliHLTTPCPadArray::AliHLTTPCActivePads);
514 activePadsSize= fClusterFinder->GetActivePads((AliHLTTPCPadArray::AliHLTTPCActivePads*)outPtrActive,maxActivePads)*sizeof(AliHLTTPCPadArray::AliHLTTPCActivePads);
b1c46961 515
8252a538 516 AliHLTComponentBlockData bdActive;
517 FillBlockData( bdActive );
518 bdActive.fOffset = offset;
519 bdActive.fSize = activePadsSize;
520 bdActive.fSpecification = iter->fSpecification;
521 bdActive.fDataType = AliHLTTPCDefinitions::fgkActivePadsDataType;
522 outputBlocks.push_back( bdActive );
b1c46961 523
8252a538 524 tSize+=activePadsSize;
525 outBPtr += activePadsSize;
526 outPtrActive = (AliHLTTPCPadArray::AliHLTTPCActivePads*)outBPtr;
527 }
528 */
b1c46961 529
530
7e99beb3 531 if ( tSize > size )
532 {
533 Logging( kHLTLogFatal, "HLT::TPCClusterFinder::DoEvent", "Too much data",
534 "Data written over allowed buffer. Amount written: %lu, allowed amount: %lu.",
535 tSize, size );
536 return EMSGSIZE;
71d7c760 537 }
71d7c760 538 }
7e99beb3 539
540 size = tSize;
71d7c760 541
7e99beb3 542 return 0;
543}
c3cda394 544
545int AliHLTTPCClusterFinderComponent::Reconfigure(const char* cdbEntry, const char* chainId)
546{
547 // see header file for class documentation
548 const char* path="HLT/ConfigTPC";
549 if (cdbEntry) path=cdbEntry;
550 if (path) {
551 HLTInfo("reconfigure from entry %s, chain id %s", path, (chainId!=NULL && chainId[0]!=0)?chainId:"<none>");
552 AliCDBEntry *pEntry = AliCDBManager::Instance()->Get(path/*,GetRunNo()*/);
553 if (pEntry) {
554 TObjString* pString=dynamic_cast<TObjString*>(pEntry->GetObject());
555 if (pString) {
556 HLTInfo("received configuration object: %s", pString->GetString().Data());
557 } else {
558 HLTError("configuration object \"%s\" has wrong type, required TObjString", path);
559 }
560 } else {
561 HLTError("can not fetch object \"%s\" from CDB", path);
562 }
563 }
564}