1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
18 //_________________________________________________________________________
20 //-- Yves Schutz (SUBATECH)
21 // Reconstruction class. Redesigned from the old AliReconstructionner class and
22 // derived from STEER/AliReconstructor.
24 // --- ROOT system ---
25 #include "TGeoManager.h"
26 #include "TGeoMatrix.h"
28 // --- Standard library ---
30 // --- AliRoot header files ---
32 #include "AliAltroMapping.h"
33 #include "AliESDEvent.h"
34 #include "AliESDCaloCluster.h"
35 #include "AliESDCaloCells.h"
36 #include "AliPHOSReconstructor.h"
37 #include "AliPHOSClusterizerv1.h"
38 #include "AliPHOSTrackSegmentMakerv1.h"
39 #include "AliPHOSPIDv1.h"
40 #include "AliPHOSTracker.h"
41 #include "AliRawReader.h"
42 #include "AliPHOSCalibData.h"
43 #include "AliCDBEntry.h"
44 #include "AliCDBManager.h"
45 #include "AliPHOSTrigger.h"
46 #include "AliPHOSGeometry.h"
47 #include "AliPHOSDigit.h"
48 #include "AliPHOSTrackSegment.h"
49 #include "AliPHOSEmcRecPoint.h"
50 #include "AliPHOSRecParticle.h"
51 #include "AliPHOSRawFitterv0.h"
52 #include "AliPHOSRawFitterv1.h"
53 #include "AliPHOSRawFitterv2.h"
54 #include "AliPHOSRawFitterv3.h"
55 #include "AliPHOSRawFitterv4.h"
56 #include "AliPHOSRawDigiProducer.h"
57 #include "AliPHOSCpvRawDigiProducer.h"
58 #include "AliPHOSPulseGenerator.h"
59 #include "AliPHOSTriggerRawDigit.h"
60 #include "AliPHOSTriggerRawDigiProducer.h"
61 #include "AliPHOSTriggerParameters.h"
63 ClassImp(AliPHOSReconstructor)
65 Bool_t AliPHOSReconstructor::fgDebug = kFALSE ;
66 TClonesArray* AliPHOSReconstructor::fgDigitsArray = 0; // Array of PHOS digits
67 TObjArray* AliPHOSReconstructor::fgEMCRecPoints = 0; // Array of EMC rec.points
68 AliPHOSCalibData * AliPHOSReconstructor::fgCalibData = 0 ;
69 TClonesArray* AliPHOSReconstructor::fgTriggerDigits = 0; // Array of PHOS trigger digits
71 //____________________________________________________________________________
72 AliPHOSReconstructor::AliPHOSReconstructor() :
73 fGeom(NULL),fClusterizer(NULL),fTSM(NULL),fPID(NULL),fTmpDigLG(NULL)
76 fGeom = AliPHOSGeometry::GetInstance("IHEP","");
77 fClusterizer = new AliPHOSClusterizerv1 (fGeom);
78 fTSM = new AliPHOSTrackSegmentMakerv1(fGeom);
79 fPID = new AliPHOSPIDv1 (fGeom);
80 fTmpDigLG = new TClonesArray("AliPHOSDigit",100);
81 fgDigitsArray = new TClonesArray("AliPHOSDigit",100);
82 fgEMCRecPoints = new TObjArray(100) ;
84 fgCalibData = new AliPHOSCalibData(-1); //use AliCDBManager's run number
86 fgTriggerDigits = new TClonesArray("AliPHOSTriggerRawDigit",100);
88 AliInfo(Form("PHOS bad channel map contains %d bad channel(s).\n",
89 fgCalibData->GetNumOfEmcBadChannels()));
93 //____________________________________________________________________________
94 AliPHOSReconstructor::~AliPHOSReconstructor()
97 // delete fGeom; // RS: fGeom is a static object owned by AliPHOSGeometry::fGeom, don't delete
102 delete fgDigitsArray;
103 delete fgEMCRecPoints;
104 delete fgTriggerDigits;
107 //____________________________________________________________________________
108 void AliPHOSReconstructor::Reconstruct(TTree* digitsTree, TTree* clustersTree) const
110 // 'single-event' local reco method called by AliReconstruction;
111 // Only the clusterization is performed,; the rest of the reconstruction is done in FillESD because the track
112 // segment maker needs access to the AliESDEvent object to retrieve the tracks reconstructed by
113 // the global tracking.
115 fClusterizer->InitParameters();
116 fClusterizer->SetInput(digitsTree);
117 fClusterizer->SetOutput(clustersTree);
119 fClusterizer->Digits2Clusters("deb all") ;
121 fClusterizer->Digits2Clusters("") ;
124 //____________________________________________________________________________
125 void AliPHOSReconstructor::FillESD(TTree* digitsTree, TTree* clustersTree,
126 AliESDEvent* esd) const
128 // This method produces PHOS rec-particles,
129 // then it creates AliESDtracks out of them and
130 // write tracks to the ESD
133 // do current event; the loop over events is done by AliReconstruction::Run()
135 fTSM->SetInput(clustersTree);
137 fTSM->Clusters2TrackSegments("deb all") ;
139 fTSM->Clusters2TrackSegments("") ;
141 fPID->SetInput(clustersTree, fTSM->GetTrackSegments()) ;
144 fPID->TrackSegments2RecParticles("deb all") ;
146 fPID->TrackSegments2RecParticles("") ;
148 TClonesArray *recParticles = fPID->GetRecParticles();
149 Int_t nOfRecParticles = recParticles->GetEntriesFast();
151 AliDebug(2,Form("%d rec. particles, option %s",nOfRecParticles,GetOption()));
155 TBranch *branch = digitsTree->GetBranch("PHOS");
157 AliError("can't get the branch with the PHOS digits !");
160 branch->SetAddress(&fgDigitsArray);
163 // Get the clusters array
165 TBranch *emcbranch = clustersTree->GetBranch("PHOSEmcRP");
167 AliError("can't get the branch with the PHOS EMC clusters !");
171 emcbranch->SetAddress(&fgEMCRecPoints);
172 emcbranch->GetEntry(0);
177 TBranch *tbranch = digitsTree->GetBranch("TPHOS");
180 tbranch->SetAddress(&fgTriggerDigits);
181 tbranch->GetEntry(0);
183 AliESDCaloTrigger* trgESD = esd->GetCaloTrigger("PHOS");
186 trgESD->Allocate(fgTriggerDigits->GetEntriesFast());
188 for (Int_t i = 0; i < fgTriggerDigits->GetEntriesFast(); i++) {
189 AliPHOSTriggerRawDigit* tdig = (AliPHOSTriggerRawDigit*)fgTriggerDigits->At(i);
192 tdig->GetModXZ(mod,modX,modZ);
194 const Int_t relId[4] = {5-mod,0,modX+1,modZ+1};
197 fGeom->RelToAbsNumbering(relId,absId);
198 trgESD->Add(mod,absId,tdig->GetAmp(),0.,(Int_t*)NULL,0,0,0);
203 // //#########Calculate trigger and set trigger info###########
205 // AliPHOSTrigger tr ;
206 // // tr.SetPatchSize(1);//create 4x4 patches
207 // tr.SetSimulation(kFALSE);
208 // tr.Trigger(fgDigitsArray);
210 // Float_t maxAmp2x2 = tr.Get2x2MaxAmplitude();
211 // Float_t maxAmpnxn = tr.GetnxnMaxAmplitude();
212 // Float_t ampOutOfPatch2x2 = tr.Get2x2AmpOutOfPatch() ;
213 // Float_t ampOutOfPatchnxn = tr.GetnxnAmpOutOfPatch() ;
215 // Int_t iSM2x2 = tr.Get2x2SuperModule();
216 // Int_t iSMnxn = tr.GetnxnSuperModule();
217 // Int_t iCrystalPhi2x2 = tr.Get2x2CrystalPhi();
218 // Int_t iCrystalPhinxn = tr.GetnxnCrystalPhi();
219 // Int_t iCrystalEta2x2 = tr.Get2x2CrystalEta();
220 // Int_t iCrystalEtanxn = tr.GetnxnCrystalEta();
222 // AliDebug(2, Form("Trigger 2x2 max amp %f, out amp %f, SM %d, iphi %d ieta %d",
223 // maxAmp2x2, ampOutOfPatch2x2, iSM2x2,iCrystalPhi2x2, iCrystalEta2x2));
224 // AliDebug(2, Form("Trigger 4x4 max amp %f , out amp %f, SM %d, iphi %d, ieta %d",
225 // maxAmpnxn, ampOutOfPatchnxn, iSMnxn,iCrystalPhinxn, iCrystalEtanxn));
227 // // Attention! PHOS modules in order to calculate AbsId need to be 1-5 not 0-4 as returns trigger.
228 // Int_t iRelId2x2 []= {iSM2x2+1,0,iCrystalPhi2x2,iCrystalEta2x2};
229 // Int_t iAbsId2x2 =-1;
230 // Int_t iRelIdnxn []= {iSMnxn+1,0,iCrystalPhinxn,iCrystalEtanxn};
231 // Int_t iAbsIdnxn =-1;
232 // TVector3 pos2x2(-1,-1,-1);
233 // TVector3 posnxn(-1,-1,-1);
234 // fGeom->RelToAbsNumbering(iRelId2x2, iAbsId2x2);
235 // fGeom->RelToAbsNumbering(iRelIdnxn, iAbsIdnxn);
236 // fGeom->RelPosInAlice(iAbsId2x2, pos2x2);
237 // fGeom->RelPosInAlice(iAbsIdnxn, posnxn);
239 // TArrayF triggerPosition(6);
240 // triggerPosition[0] = pos2x2(0) ;
241 // triggerPosition[1] = pos2x2(1) ;
242 // triggerPosition[2] = pos2x2(2) ;
243 // triggerPosition[3] = posnxn(0) ;
244 // triggerPosition[4] = posnxn(1) ;
245 // triggerPosition[5] = posnxn(2) ;
247 // TArrayF triggerAmplitudes(4);
248 // triggerAmplitudes[0] = maxAmp2x2 ;
249 // triggerAmplitudes[1] = ampOutOfPatch2x2 ;
250 // triggerAmplitudes[2] = maxAmpnxn ;
251 // triggerAmplitudes[3] = ampOutOfPatchnxn ;
253 // //esd->SetPHOSTriggerCells(triggerPosition);
254 // esd->AddPHOSTriggerPosition(triggerPosition);
255 // esd->AddPHOSTriggerAmplitudes(triggerAmplitudes);
258 //########################################
259 //############# Fill CaloCells ###########
260 //########################################
262 Int_t nDigits = fgDigitsArray->GetEntries();
264 AliDebug(1,Form("%d digits",nDigits));
266 const Int_t knEMC = fGeom->GetNModules()*fGeom->GetNPhi()*fGeom->GetNZ();
267 AliESDCaloCells &phsCells = *(esd->GetPHOSCells());
268 phsCells.CreateContainer(nDigits);
269 phsCells.SetType(AliESDCaloCells::kPHOSCell);
271 // Add to CaloCells only EMC digits with non-zero energy
272 for (Int_t idig = 0 ; idig < nDigits ; idig++) {
273 const AliPHOSDigit * dig = (const AliPHOSDigit*)fgDigitsArray->At(idig);
274 if(dig->GetId() <= knEMC &&
275 Calibrate(dig->GetEnergy(),dig->GetId()) > GetRecoParam()->GetEMCMinE() ){
276 Int_t primary = dig->GetPrimary(1) ;
277 phsCells.SetCell(idignew,dig->GetId(), Calibrate(dig->GetEnergy(),dig->GetId()),
278 CalibrateT(dig->GetTime(),dig->GetId(),dig->IsLG()),
279 primary,0.,!dig->IsLG()) ;
284 phsCells.SetNumberOfCells(idignew);
287 //########################################
288 //############## Fill CaloClusters #######
289 //########################################
291 for (Int_t recpart = 0 ; recpart < nOfRecParticles ; recpart++) {
292 AliPHOSRecParticle *rp = static_cast<AliPHOSRecParticle*>(recParticles->At(recpart));
295 // Get track segment and EMC rec.point associated with this rec.particle
296 AliPHOSTrackSegment *ts = static_cast<AliPHOSTrackSegment *>(fTSM->GetTrackSegments()
297 ->At(rp->GetPHOSTSIndex()));
299 AliPHOSEmcRecPoint *emcRP = static_cast<AliPHOSEmcRecPoint *>(fgEMCRecPoints->At(ts->GetEmcIndex()));
300 AliESDCaloCluster *ec = new AliESDCaloCluster() ;
303 for (Int_t ixyz=0; ixyz<3; ixyz++)
304 xyz[ixyz] = rp->GetPos()[ixyz];
306 AliDebug(2,Form("Global position xyz=(%f,%f,%f)",xyz[0],xyz[1],xyz[2]));
310 Int_t cellMult = emcRP->GetDigitsMultiplicity();
311 Int_t *digitsList = emcRP->GetDigitsList();
312 Float_t *rpElist = emcRP->GetEnergiesList() ;
313 UShort_t *absIdList = new UShort_t[cellMult];
314 Double_t *fracList = new Double_t[cellMult];
316 for (Int_t iCell=0; iCell<cellMult; iCell++) {
317 AliPHOSDigit *digit = static_cast<AliPHOSDigit *>(fgDigitsArray->At(digitsList[iCell]));
318 absIdList[iCell] = (UShort_t)(digit->GetId());
319 if (digit->GetEnergy() > 0)
320 fracList[iCell] = rpElist[iCell]/(Calibrate(digit->GetEnergy(),digit->GetId()));
327 Int_t *primList = emcRP->GetPrimaries(primMult);
330 if (GetRecoParam()->EMCEcore2ESD())
331 energy = emcRP->GetCoreEnergy();
333 energy = rp->Energy();
334 //Apply nonlinearity correction
335 if(GetRecoParam()->GetEMCEnergyCorrectionOn())
336 energy=CorrectNonlinearity(energy) ;
338 // fills the ESDCaloCluster
339 ec->SetType(AliVCluster::kPHOSNeutral);
340 ec->SetPosition(xyz); //rec.point position in MARS
341 ec->SetE(energy); //total or core particle energy
342 ec->SetDispersion(emcRP->GetDispersion()); //cluster dispersion
343 ec->SetPID(rp->GetPID()) ; //array of particle identification
344 ec->SetM02(emcRP->GetM2x()) ; //second moment M2x
345 ec->SetM20(emcRP->GetM2z()) ; //second moment M2z
346 ec->SetNExMax(emcRP->GetNExMax()); //number of local maxima
347 ec->SetEmcCpvDistance(ts->GetCpvDistance("r")); //Only radius, what about separate x,z????
348 ec->SetTrackDistance(ts->GetCpvDistance("x"),ts->GetCpvDistance("z"));
349 ec->SetChi2(-1); //not yet implemented
350 ec->SetTOF(emcRP->GetTime()); //Time of flight - already calibrated in EMCRecPoint
352 //Cells contributing to clusters
353 ec->SetNCells(cellMult);
354 ec->SetCellsAbsId(absIdList);
355 ec->SetCellsAmplitudeFraction(fracList);
357 //Distance to the nearest bad crystal
358 ec->SetDistanceToBadChannel(emcRP->GetDistanceToBadCrystal());
360 //Array of MC indeces
361 TArrayI arrayPrim(primMult,primList);
362 ec->AddLabels(arrayPrim);
365 TArrayI arrayTrackMatched(1);
366 arrayTrackMatched[0]= ts->GetTrackIndex();
367 ec->AddTracksMatched(arrayTrackMatched);
369 Int_t index = esd->AddCaloCluster(ec);
371 //Set pointer to this cluster in ESD track
372 Int_t nt=esd->GetNumberOfTracks();
373 for (Int_t itr=0; itr<nt; itr++) {
374 AliESDtrack *esdTrack=esd->GetTrack(itr);
375 if(!esdTrack->IsPHOS())
377 if(esdTrack->GetPHOScluster()==-recpart){ //we store negative cluster number
378 esdTrack->SetPHOScluster(index) ;
379 //no garatie that only one track matched this cluster
388 fgDigitsArray ->Clear("C");
389 fgEMCRecPoints->Clear("C");
390 recParticles ->Clear();
392 //Store PHOS misalignment matrixes
393 FillMisalMatrixes(esd) ;
397 //____________________________________________________________________________
398 AliTracker* AliPHOSReconstructor::CreateTracker() const
400 // creates the PHOS tracker
401 return new AliPHOSTracker();
404 //____________________________________________________________________________
405 void AliPHOSReconstructor::ConvertDigits(AliRawReader* rawReader, TTree* digitsTree) const
407 // Converts raw data to
409 // Works on a single-event basis
412 // Create a new array of PHOS and CPV digits and fill it in PHOS and CPV raw data decoders
413 TClonesArray *digits = new TClonesArray("AliPHOSDigit",1);
414 digits->SetName("DIGITS");
415 Int_t bufsize = 32000;
416 digitsTree->Branch("PHOS", &digits, bufsize);
418 ConvertDigitsEMC(rawReader,digits);
419 ConvertDigitsCPV(rawReader,digits);
421 AliDebug(2,Form("Number of created digits = %d",digits->GetEntriesFast()));
423 // Create a new array of PHOS trigger digits and fill it from raw data
424 TClonesArray *tdigits = new TClonesArray("AliPHOSTriggerRawDigit",1);
425 tdigits->SetName("TDIGITS");
426 digitsTree->Branch("TPHOS", &tdigits, bufsize);
429 AliPHOSTriggerRawDigiProducer tdp(rawReader);
431 AliPHOSTriggerParameters* parameters = (AliPHOSTriggerParameters*)AliPHOSRecoParam::GetTriggerParameters();
433 tdp.SetTriggerParameters(parameters);
434 tdp.ProcessEvent(tdigits);
436 if (AliLog::GetGlobalDebugLevel() == 1) {
444 for(Int_t iDigit=0; iDigit<digits->GetEntries(); iDigit++) {
445 AliPHOSDigit* digit = (AliPHOSDigit*)digits->At(iDigit);
446 if(digit->GetEnergy()>eMax) {
447 fGeom->AbsToRelNumbering(digit->GetId(),relId);
448 eMax=digit->GetEnergy();
455 AliDebug(1,Form("Digit with max. energy: modMax %d colMax %d rowMax %d eMax %f\n\n",
456 modMax,colMax,rowMax,eMax));
467 //==================================================================================
468 void AliPHOSReconstructor::ConvertDigitsEMC(AliRawReader* rawReader, TClonesArray* digits) const
470 // Converts CPV raw data to PHOS EMC digits
471 // Works on a single-event basis
472 AliPHOSRawFitterv0 * fitter ;
474 const TObjArray* maps = AliPHOSRecoParam::GetMappings();
475 if(!maps) AliFatal("Cannot retrieve ALTRO mappings!!");
477 AliAltroMapping *mapping[20];
478 for(Int_t i = 0; i < 20; i++) {
479 mapping[i] = (AliAltroMapping*)maps->At(i);
482 if (strcmp(GetRecoParam()->EMCFitterVersion(),"v0")==0)
483 fitter=new AliPHOSRawFitterv0();
484 else if (strcmp(GetRecoParam()->EMCFitterVersion(),"v1")==0)
485 fitter=new AliPHOSRawFitterv1();
486 else if (strcmp(GetRecoParam()->EMCFitterVersion(),"v2")==0)
487 fitter=new AliPHOSRawFitterv2();
488 else if (strcmp(GetRecoParam()->EMCFitterVersion(),"v3")==0)
489 fitter=new AliPHOSRawFitterv3();
491 fitter=new AliPHOSRawFitterv4();
493 fitter->SubtractPedestals(GetRecoParam()->EMCSubtractPedestals());
494 fitter->SetAmpOffset (GetRecoParam()->GetGlobalAltroOffset());
495 fitter->SetAmpThreshold (GetRecoParam()->GetGlobalAltroThreshold());
497 AliPHOSRawDigiProducer rdp(rawReader,mapping);
499 rdp.SetEmcMinAmp(GetRecoParam()->GetEMCRawDigitThreshold()); // in ADC
500 rdp.SetCpvMinAmp(GetRecoParam()->GetCPVMinE());
501 rdp.SetSampleQualityCut(GetRecoParam()->GetEMCSampleQualityCut());
502 rdp.MakeDigits(digits,fTmpDigLG,fitter);
506 //==================================================================================
507 void AliPHOSReconstructor::ConvertDigitsCPV(AliRawReader* rawReader, TClonesArray* digits) const
509 // Converts CPV raw data to PHOS CPV digits
510 // Works on a single-event basis
511 AliPHOSCpvRawDigiProducer rdp(rawReader);
512 rdp.SetCpvMinAmp(GetRecoParam()->GetCPVMinE());
514 rdp.MakeDigits(digits);
517 //==================================================================================
518 Float_t AliPHOSReconstructor::Calibrate(Float_t amp, Int_t absId)const{
519 // Calibrate EMC digit, i.e. multiply its Amp by a factor read from CDB
521 const AliPHOSGeometry *geom = AliPHOSGeometry::GetInstance() ;
523 //Determine rel.position of the cell absolute ID
525 geom->AbsToRelNumbering(absId,relId);
526 Int_t module=relId[0];
528 Int_t column=relId[3];
530 Float_t calibration = fgCalibData->GetADCchannelCpv(module,column,row);
531 return amp*calibration ;
534 Float_t calibration = fgCalibData->GetADCchannelEmc(module,column,row);
535 return amp*calibration ;
538 //==================================================================================
539 Float_t AliPHOSReconstructor::CalibrateT(Float_t time, Int_t absId,Bool_t isLG)const{
540 // Calibrate EMC digit, i.e. multiply its Amp by a factor read from CDB
542 const AliPHOSGeometry *geom = AliPHOSGeometry::GetInstance() ;
544 //Determine rel.position of the cell absolute ID
546 geom->AbsToRelNumbering(absId,relId);
547 Int_t module=relId[0];
549 Int_t column=relId[3];
555 time += fgCalibData->GetLGTimeShiftEmc(module,column,row);
557 time += fgCalibData->GetTimeShiftEmc(module,column,row);
561 //==================================================================================
562 void AliPHOSReconstructor::FillMisalMatrixes(AliESDEvent* esd)const{
563 //Store PHOS matrixes in ESD Header
565 //Check, if matrixes was already stored
566 for(Int_t mod=0 ;mod<5; mod++){
567 if(esd->GetPHOSMatrix(mod)!=0)
571 //Create and store matrixes
573 AliError("Can not store misal. matrixes: no gGeoManager! \n") ;
576 //Note, that owner of copied marixes will be header
579 for(Int_t mod=0; mod<5; mod++){
580 snprintf(path,255,"/ALIC_1/PHOS_%d",mod+1) ; //In Geometry modules numbered 1,2,.,5 without CPV
581 if (gGeoManager->CheckPath(path)){
582 gGeoManager->cd(path) ;
583 m = gGeoManager->GetCurrentMatrix() ;
584 esd->SetPHOSMatrix(new TGeoHMatrix(*m),mod) ;
587 snprintf(path,255,"/ALIC_1/PHOC_%d",mod+1) ; //In Geometry modules numbered 1,2,3 with CPV
588 if (gGeoManager->CheckPath(path)){
589 gGeoManager->cd(path) ;
590 m = gGeoManager->GetCurrentMatrix() ;
591 esd->SetPHOSMatrix(new TGeoHMatrix(*m),mod) ;
594 snprintf(path,255,"/ALIC_1/PHOH_%d",mod+1) ; //In Geometry modules numbered 1,2,.,5
595 if (gGeoManager->CheckPath(path)){
596 gGeoManager->cd(path) ;
597 m = gGeoManager->GetCurrentMatrix() ;
598 esd->SetPHOSMatrix(new TGeoHMatrix(*m),mod) ;
601 esd->SetPHOSMatrix(NULL,mod) ;
608 //==================================================================================
609 Float_t AliPHOSReconstructor::CorrectNonlinearity(Float_t en){
611 //For backward compatibility, if no RecoParameters found
613 return 0.0241+1.0504*en+0.000249*en*en ;
616 if(strcmp(GetRecoParam()->GetNonlinearityCorrectionVersion(),"NoCorrection")==0){
619 if(strcmp(GetRecoParam()->GetNonlinearityCorrectionVersion(),"Gustavo2005")==0){
620 const Float_t *par=GetRecoParam()->GetNonlinearityParams() ;
621 return par[0]+par[1]*en + par[2]*en*en ;
623 if(strcmp(GetRecoParam()->GetNonlinearityCorrectionVersion(),"Henrik2010")==0){
624 const Float_t *par=GetRecoParam()->GetNonlinearityParams() ;
625 return en*(par[0]+par[1]*TMath::Exp(-en*par[2]))*(1.+par[3]*TMath::Exp(-en*par[4]))*(1.+par[6]/(en*en+par[5])) ;
627 //For backward compatibility
628 if(strcmp(GetRecoParam()->GetNonlinearityCorrectionVersion(),"")==0){
629 return 0.0241+1.0504*en+0.000249*en*en ;
634 void AliPHOSReconstructor::readTRUParameters(AliPHOSTriggerParameters* parameters) const
636 //Read trigger parameters.
638 TString path(gSystem->Getenv("ALICE_ROOT"));
639 path += "/PHOS/macros/Trigger/OCDB/";
641 for (Int_t mod = 2; mod < 5; ++mod) { // module
642 for (Int_t tru = 0; tru < 4; tru++) { // tru row
643 for (Int_t branch = 0; branch < 2; branch++) { // branch
645 // Open the Appropriate pedestal file
646 TString fileName = path;
647 fileName += "pedestal_m";
648 fileName = fileName += mod;
654 std::ifstream instream;
655 instream.open(fileName.Data());
657 // Read pedestals from file
658 if( ! instream.is_open() )
659 Printf("E-TRUPedestals: could not open %s", fileName.Data());
672 for(Int_t n=0; n<112; n++)
674 instream.getline(ch_s_p,36);
675 if (ch_s_p[23]<='9' && ch_s_p[23]>='0')
677 t_ped_0 = ch_s_p[23]-'0';
679 else if (ch_s_p[23]>='A' && ch_s_p[23]<='Z')
681 t_ped_0 = ch_s_p[23]-'A'+10;
685 if (ch_s_p[22]<='9' && ch_s_p[22]>='0')
687 t_ped_1 = ch_s_p[22]-'0';
689 else if (ch_s_p[22]<='Z' && ch_s_p[22]>='A')
691 t_ped_1 = ch_s_p[22]-'A'+10;
694 if (ch_s_p[21]<='9' && ch_s_p[21]>='0')
696 t_ped_2 = ch_s_p[21]-'0';
698 else if (ch_s_p[21]<='Z' && ch_s_p[21]>='A')
700 t_ped_2 = ch_s_p[21]-'A'+10;
703 ped[n]=t_ped_2*256+t_ped_1*16+t_ped_0;
707 for (Int_t xrow = 0; xrow < 8; xrow++){
708 for (Int_t zcol = 0; zcol < 14; zcol++){
709 Int_t pedestal = ped[zcol*8+xrow];
711 if( pedestal < 612 && pedestal > 412 ) // resonable
712 parameters->SetTRUPedestal(pedestal, mod, tru, branch, xrow, zcol);
717 } // Ends read of pedestals from branch from file.