3 //**************************************************************************
4 //* This file is property of and copyright by the ALICE HLT Project *
5 //* ALICE Experiment at CERN, All rights reserved. *
7 //* Primary Authors: Kalliopi Kanaki <Kalliopi.Kanaki@ift.uib.no> *
8 //* for The ALICE HLT Project. *
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 //**************************************************************************
19 /** @file AliHLTTPCHWClusterTransformComponent.cxx
20 @author Kalliopi Kanaki
28 #include "AliHLTTPCHWClusterTransformComponent.h"
29 #include "AliHLTTPCDefinitions.h"
30 #include "AliHLTTPCTransform.h"
31 #include "AliHLTTPCSpacePointData.h"
32 #include "AliHLTTPCClusterDataFormat.h"
34 #include "AliTPCcalibDB.h"
35 #include "AliTPCTransform.h"
36 #include "AliTPCCalPad.h"
43 ClassImp(AliHLTTPCHWClusterTransformComponent) //ROOT macro for the implementation of ROOT specific class methods
45 AliHLTTPCHWClusterTransformComponent::AliHLTTPCHWClusterTransformComponent()
47 fOfflineTransform(NULL)
49 // see header file for class documentation
51 // refer to README to build package
53 // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt
56 AliHLTTPCHWClusterTransformComponent::~AliHLTTPCHWClusterTransformComponent() {
57 // see header file for class documentation
60 const char* AliHLTTPCHWClusterTransformComponent::GetComponentID() {
61 // see header file for class documentation
63 return "TPCHWClusterTransform";
66 void AliHLTTPCHWClusterTransformComponent::GetInputDataTypes( vector<AliHLTComponentDataType>& list) {
67 // see header file for class documentation
70 list.push_back( AliHLTTPCDefinitions::fgkHWClustersDataType );
73 AliHLTComponentDataType AliHLTTPCHWClusterTransformComponent::GetOutputDataType() {
74 // see header file for class documentation
76 return AliHLTTPCDefinitions::fgkClustersDataType;
79 int AliHLTTPCHWClusterTransformComponent::GetOutputDataTypes(AliHLTComponentDataTypeList& tgtList) {
80 // see header file for class documentation
83 tgtList.push_back(AliHLTTPCDefinitions::fgkClustersDataType);
84 return tgtList.size();
87 void AliHLTTPCHWClusterTransformComponent::GetOutputDataSize( unsigned long& constBase, double& inputMultiplier ) {
88 // see header file for class documentation
90 inputMultiplier = 3.0;
93 AliHLTComponent* AliHLTTPCHWClusterTransformComponent::Spawn() {
94 // see header file for class documentation
96 return new AliHLTTPCHWClusterTransformComponent();
99 int AliHLTTPCHWClusterTransformComponent::DoInit( int /*argc*/, const char** /*argv*/ ) {
100 // see header file for class documentation
102 AliTPCcalibDB* pCalib=AliTPCcalibDB::Instance();
104 !(fOfflineTransform = AliTPCcalibDB::Instance()->GetTransform())){
105 HLTError("Can not retrieve Offline transform from AliTPCcalibDB (%p)", pCalib);
114 // TString configuration="";
115 // TString argument="";
116 // for (int j=0; j<argc && iResult>=0; j++) {
119 // if (!configuration.IsNull()) configuration+=" ";
120 // configuration+=argument;
123 // if (!configuration.IsNull()) {
124 // iResult=Configure(configuration.Data());
126 // iResult=Reconfigure(NULL, NULL);
132 int AliHLTTPCHWClusterTransformComponent::DoDeinit() {
133 // see header file for class documentation
138 int AliHLTTPCHWClusterTransformComponent::DoEvent(const AliHLTComponentEventData& evtData,
139 const AliHLTComponentBlockData* blocks,
140 AliHLTComponentTriggerData& /*trigData*/, AliHLTUInt8_t* outputPtr,
141 AliHLTUInt32_t& size,
142 vector<AliHLTComponentBlockData>& outputBlocks ){
143 // see header file for class documentation
145 if(GetFirstInputBlock( kAliHLTDataTypeSOR ) || GetFirstInputBlock( kAliHLTDataTypeEOR )){
150 const AliHLTComponentBlockData *iter = NULL;
153 AliHLTTPCClusterData* outPtr;
155 AliHLTUInt8_t* outBPtr;
156 UInt_t offset, mysize, nSize, tSize = 0;
159 outPtr = (AliHLTTPCClusterData*)outBPtr;
161 AliHLTTPCSpacePointData *spacePoints = outPtr->fSpacePoints;
163 unsigned long maxPoints = 0;
165 for(ndx=0; ndx<evtData.fBlockCnt; ndx++){
171 HLTDebug("Event 0x%08LX (%Lu) received datatype: %s - required datatype: %s",
172 evtData.fEventID, evtData.fEventID,
173 DataType2Text( iter->fDataType).c_str(),
174 DataType2Text(AliHLTTPCDefinitions::fgkHWClustersDataType).c_str());
176 if(iter->fDataType != AliHLTTPCDefinitions::fgkHWClustersDataType) continue;
178 UInt_t minSlice = AliHLTTPCDefinitions::GetMinSliceNr(*iter);
179 UInt_t minPartition = AliHLTTPCDefinitions::GetMinPatchNr(*iter);
180 //UInt_t maxSlice = AliHLTTPCDefinitions::GetMaxSliceNr(*iter);
181 //UInt_t maxPartition = AliHLTTPCDefinitions::GetMaxPatchNr(*iter);
183 outPtr = (AliHLTTPCClusterData*)outBPtr;
184 maxPoints = (size-tSize-sizeof(AliHLTTPCClusterData))/sizeof(AliHLTTPCSpacePointData);
186 AliHLTUInt32_t *buffer;
187 buffer = (AliHLTUInt32_t*)iter->fPtr;
190 //cluster fabrication
191 buffer = new AliHLTUInt32_t[14];
193 buffer[0]=0xffffffff;
194 buffer[1]=0xffffffff;
195 buffer[2]=0xffffffff;
196 buffer[3]=0xffffffff;
197 buffer[4]=0xffffffff;
198 buffer[5]=0xffffffff;
199 buffer[6]=0xffffffff;
200 buffer[7]=0xffffffff;
202 buffer[8]=0xC60002EF;
208 buffer[13]=0x80000000;
211 Int_t sector=-99, thisrow=-99;
213 // PrintDebug(buffer, 14);
215 // skip the first 8 32-bit CDH words
218 //PrintDebug(buffer, (Int_t)iter->fSize/sizeof(AliHLTUInt32_t));
220 unsigned long nAddedClusters = 0;
222 for(UInt_t nWords=0; nWords<(iter->fSize/sizeof(AliHLTUInt32_t)); nWords+=5){
223 // for(UInt_t nWords=0; nWords<5; nWords+=5){
225 // check if bit 31 and 30 of the 32-bit word is 11 -> cluster (10 is RCU trailer)
226 AliHLTUInt32_t bit3130 = (buffer[nWords]>>30); // shift 30 to the right
228 if(bit3130 == 0x3){ //beginning of a cluster
230 //PrintDebug(&buffer[nWords], 5);
232 if(nAddedClusters>=maxPoints){
233 HLTWarning("No more space to add clusters, exiting!");
237 AliHLTTPCSpacePointData cluster = { 0.,0.,0.,0,0,0.,0.,0,0,kFALSE,0 };
240 AliHLTUInt32_t rowCharge = buffer[nWords];
241 AliHLTUInt8_t *rowPtr = reinterpret_cast<AliHLTUInt8_t*>(&rowCharge);
242 rowPtr+=3; // this is to run for little endian architecture, the word is read from right to left
244 cluster.fPadRow = (UChar_t)((*rowPtr)&0x3f);
245 cluster.fCharge = ((UInt_t)rowCharge&0xFFFFFF)>>6; //24-bit mask to get out the charge and division with 64(>>6) for the gain correction
247 Float_t tmpPad = *((Float_t*)&buffer[nWords+1]);
248 Float_t tmpTime = *((Float_t*)&buffer[nWords+2]);
249 cluster.fSigmaY2 = *((Float_t*)&buffer[nWords+3]);
250 cluster.fSigmaZ2 = *((Float_t*)&buffer[nWords+4]);
252 // correct expressions for the error calculation
254 //cluster.fSigmaY2 = TMath::Sqrt( (Float_t)buffer[nWords+3] - (Float_t)buffer[nWords+1]*(Float_t)buffer[nWords+1] );
255 //cluster.fSigmaY2 = TMath::Sqrt( (Float_t)buffer[nWords+3] - (Float_t)buffer[nWords+1]*(Float_t)buffer[nWords+1] );
257 Float_t xyz[3]; xyz[0] = xyz[1] = xyz[2] = -99.;
260 HLTInfo("padrow: %d, charge: %f, pad: %f, time: %f", cluster.fPadRow, (Float_t)cluster.fCharge, tmpPad, tmpTime);
263 if(fOfflineTransform == NULL){
264 cluster.fPadRow += AliHLTTPCTransform::GetFirstRow(minPartition);
265 AliHLTTPCTransform::Slice2Sector(minSlice, cluster.fPadRow, sector, thisrow);
266 AliHLTTPCTransform::Raw2Local(xyz, sector, thisrow, tmpPad, tmpTime);
267 if(minSlice>17) xyz[1]=(-1)*xyz[1];
273 cluster.fPadRow += AliHLTTPCTransform::GetFirstRow(minPartition);
274 AliHLTTPCTransform::Slice2Sector(minSlice, (UInt_t)cluster.fPadRow, sector, thisrow);
275 Double_t x[3] = {(Double_t)cluster.fPadRow,tmpPad+.5,tmpTime};
276 Int_t iSector[1]= {sector};
277 fOfflineTransform->Transform(x,iSector,0,1);
284 spacePoints[nAddedClusters] = cluster;
287 } // end of clusters starting with 11=0x3
288 else if(bit3130 == 0x2){ // we have reached the beginning of the RCU trailer - 10=0x2
291 } // end of loop over clusters
293 HLTDebug("Number of found clusters: %d", nAddedClusters);
295 outPtr->fSpacePointCnt = nAddedClusters;
296 nSize = sizeof(AliHLTTPCSpacePointData)*outPtr->fSpacePointCnt;
297 mysize += nSize+sizeof(AliHLTTPCClusterData);
299 AliHLTComponentBlockData bd;
303 bd.fSpecification = iter->fSpecification;
304 bd.fDataType = AliHLTTPCDefinitions::fgkClustersDataType;
305 outputBlocks.push_back( bd );
309 outPtr = (AliHLTTPCClusterData*)outBPtr;
311 } // end of loop over data blocks
316 // int AliHLTTPCHWClusterTransformComponent::Configure(const char* arguments) {
317 // // see header file for class documentation
320 // if (!arguments) return iResult;
321 // HLTInfo("parsing configuration string \'%s\'", arguments);
323 // TString allArgs=arguments;
325 // int bMissingParam=0;
327 // TObjArray* pTokens=allArgs.Tokenize(" ");
329 // for (int i=0; i<pTokens->GetEntries() && iResult>=0; i++) {
330 // argument=((TObjString*)pTokens->At(i))->GetString();
331 // if (argument.IsNull()) continue;
333 // if (argument.CompareTo("-sum-noise-histograms")==0) {
334 // fNoiseHistograms = kTRUE;
335 // HLTInfo("got \'-sum-noise-histograms\': %s", ((TObjString*)pTokens->At(i))->GetString().Data());
337 // } else if (argument.CompareTo("-sum-krypton-histograms")==0) {
338 // fKryptonHistograms = kTRUE;
339 // HLTInfo("got \'-sum-krypton-histograms\': %s", ((TObjString*)pTokens->At(i))->GetString().Data());
341 // } else if (argument.CompareTo("-use-general")==0) {
342 // fUseGeneral = kTRUE;
343 // HLTInfo("got \'-use-general\': %s", ((TObjString*)pTokens->At(i))->GetString().Data());
345 // } else if (argument.CompareTo("-ignore-specification")==0) {
346 // fIgnoreSpecification = kTRUE;
347 // HLTInfo("got \'-ignore-specification\': %s", ((TObjString*)pTokens->At(i))->GetString().Data());
350 // HLTError("unknown argument %s", argument.Data());
359 // } // end if pTokens
361 // if (bMissingParam) {
362 // HLTError("missing parameter for argument %s", argument.Data());
368 // int AliHLTTPCHWClusterTransformComponent::Reconfigure(const char* /*cdbEntry*/, const char* /*chainId*/) {
369 // // see header file for class documentation
372 // const char* path="HLT/ConfigTPC/TPCHistogramHandlerComponent";
373 // const char* defaultNotify="";
376 // defaultNotify=" (default)";
380 // HLTInfo("reconfigure from entry %s%s, chain id %s", path, defaultNotify,(chainId!=NULL && chainId[0]!=0)?chainId:"<none>");
381 // AliCDBEntry *pEntry = AliCDBManager::Instance()->Get(path/*,GetRunNo()*/);
383 // TObjString* pString=dynamic_cast<TObjString*>(pEntry->GetObject());
385 // HLTInfo("received configuration object string: \'%s\'", pString->GetString().Data());
386 // iResult=Configure(pString->GetString().Data());
388 // HLTError("configuration object \"%s\" has wrong type, required TObjString", path);
391 // HLTError("cannot fetch object \"%s\" from CDB", path);
398 void AliHLTTPCHWClusterTransformComponent::PrintDebug(AliHLTUInt32_t *buffer, Int_t size){
399 // see header file for class documentation
401 HLTInfo("The size is: %d", size);
402 for(Int_t n32bit=0; n32bit<size; n32bit++){
404 AliHLTUInt8_t *wordPtr = reinterpret_cast<AliHLTUInt8_t*>(&buffer[n32bit]);
405 // cout << "word ptr initialized"<<endl;
406 for(Int_t w=3;w>=0;w--){
407 // cout <<"accessing word"<<endl;
408 AliHLTUInt8_t word = wordPtr[w];
409 // cout<< "word was accessed"<<endl;
410 for(int n=7; n>=0; n--){
411 //print the byte values
412 if((((word>>n)<<7)&0x80) != 0){
423 } // end of PrintDebug