#include "AliRunLoader.h"
#include "AliRawReader.h"
+#include "AliGRPObject.h"
+#include "AliCDBManager.h"
+#include "AliCDBStorage.h"
+#include "AliCDBEntry.h"
#include "AliVZEROReconstructor.h"
#include "AliVZERORawStream.h"
-#include "AliESD.h"
+#include "AliESDEvent.h"
+#include "AliVZEROTriggerMask.h"
+#include "AliESDfriend.h"
+#include "AliESDVZEROfriend.h"
+#include "AliVZEROdigit.h"
+#include "AliVZEROCalibData.h"
+#include "AliRunInfo.h"
ClassImp(AliVZEROReconstructor)
//_____________________________________________________________________________
AliVZEROReconstructor:: AliVZEROReconstructor(): AliReconstructor(),
- fESDVZERO(0x0),
- fESD(0x0),
- fRunLoader(0x0),
- fCalibData(GetCalibData())
+ fESDVZERO(0x0),
+ fESD(0x0),
+ fESDVZEROfriend(0x0),
+ fCalibData(GetCalibData()),
+ fCollisionMode(0),
+ fBeamEnergy(0.)
{
// Default constructor
// Get calibration data
// fCalibData = GetCalibData();
+
}
AliVZEROReconstructor::~AliVZEROReconstructor()
{
// destructor
- delete fESDVZERO;
-
+
+ delete fESDVZERO;
+ delete fESDVZEROfriend;
}
//_____________________________________________________________________________
-void AliVZEROReconstructor::Init(AliRunLoader* runLoader)
+void AliVZEROReconstructor::Init()
{
// initializer
- fRunLoader = runLoader;
fESDVZERO = new AliESDVZERO;
+ fESDVZEROfriend = new AliESDVZEROfriend;
+
+ GetCollisionMode(); // fCollisionMode =1 for Pb-Pb simulated data
}
//______________________________________________________________________
void AliVZEROReconstructor::ConvertDigits(AliRawReader* rawReader, TTree* digitsTree) const
{
-// converts to digits
+// converts RAW to digits
if (!digitsTree) {
AliError("No digits tree!");
TClonesArray* digitsArray = new TClonesArray("AliVZEROdigit");
digitsTree->Branch("VZERODigit", &digitsArray);
+ fESDVZEROfriend->Reset();
+
rawReader->Reset();
AliVZERORawStream rawStream(rawReader);
- while (rawStream.Next()) {
- Int_t pmNumber = rawStream.GetCell();
- Int_t adc = rawStream.GetADC();
- Int_t time = rawStream.GetTime();
- new ((*digitsArray)[digitsArray->GetEntriesFast()])
- AliVZEROdigit(pmNumber,adc,time);
- }
+ if (rawStream.Next()) {
+ Float_t adc[64];
+ Float_t time[64], width[64];
+ Bool_t BBFlag[64], BGFlag[64], integrator[64];
+ for(Int_t i=0; i<64; i++) {
+ Int_t j = rawStream.GetOfflineChannel(i);
+ adc[j] = 0.0;
+ time[j] = 0.0;
+ width[j] = 0.0;
+ BBFlag[j] = kFALSE;
+ BGFlag[j] = kFALSE;
+ integrator[j] = kFALSE;
+ // Search for the maximum charge in the train of 21 LHC clocks
+ // regardless of the integrator which has been operated:
+ Float_t maxadc = 0;
+ Int_t imax = -1;
+ Float_t adcPedSub[21];
+ for(Int_t iClock=0; iClock<21; iClock++){
+ Bool_t iIntegrator = rawStream.GetIntegratorFlag(i,iClock);
+ Int_t k = j+64*iIntegrator;
+ adcPedSub[iClock] = rawStream.GetPedestal(i,iClock) - fCalibData->GetPedestal(k);
+ if(adcPedSub[iClock] <= GetRecoParam()->GetNSigmaPed()*fCalibData->GetSigma(k)) {
+ adcPedSub[iClock] = 0;
+ continue;
+ }
+ if(iClock < GetRecoParam()->GetStartClock() || iClock > GetRecoParam()->GetEndClock()) continue;
+ if(adcPedSub[iClock] > maxadc) {
+ maxadc = adcPedSub[iClock];
+ imax = iClock;
+ }
+ }
+
+ AliDebug(2,Form("Channel %d (online), %d (offline)",i,j));
+ if (imax != -1) {
+ Int_t start = imax - GetRecoParam()->GetNPreClocks();
+ if (start < 0) start = 0;
+ Int_t end = imax + GetRecoParam()->GetNPostClocks();
+ if (end > 20) end = 20;
+ for(Int_t iClock = start; iClock <= end; iClock++) {
+ if (iClock >= imax) {
+ BBFlag[j] |= rawStream.GetBBFlag(i,iClock);
+ BGFlag[j] |= rawStream.GetBGFlag(i,iClock);
+ }
+ if (iClock == imax)
+ adc[j] += rawStream.GetPedestal(i,iClock);
+ else
+ adc[j] += adcPedSub[iClock];
+
+ AliDebug(2,Form("clock = %d adc = %f",iClock,rawStream.GetPedestal(i,iClock)));
+ }
+ // Convert i (FEE channel numbering) to j (aliroot channel numbering)
+
+ Int_t board = j / 8;
+ time[j] = rawStream.GetTime(i)/ (25./256.) * fCalibData->GetTimeResolution(board);
+ width[j] = rawStream.GetWidth(i) / 0.4 * fCalibData->GetWidthResolution(board);
+ integrator[j] = rawStream.GetIntegratorFlag(i,imax);
+ }
+
+ // Filling the esd friend object
+ fESDVZEROfriend->SetBBScalers(j,rawStream.GetBBScalers(i));
+ fESDVZEROfriend->SetBGScalers(j,rawStream.GetBGScalers(i));
+ for (Int_t iBunch = 0; iBunch < AliESDVZEROfriend::kNBunches; iBunch++) {
+ fESDVZEROfriend->SetChargeMB(j,iBunch,rawStream.GetChargeMB(i,iBunch));
+ fESDVZEROfriend->SetIntMBFlag(j,iBunch,rawStream.GetIntMBFlag(i,iBunch));
+ fESDVZEROfriend->SetBBMBFlag(j,iBunch,rawStream.GetBBMBFlag(i,iBunch));
+ fESDVZEROfriend->SetBGMBFlag(j,iBunch,rawStream.GetBGMBFlag(i,iBunch));
+ }
+ for (Int_t iEv = 0; iEv < AliESDVZEROfriend::kNEvOfInt; iEv++) {
+ fESDVZEROfriend->SetPedestal(j,iEv,rawStream.GetPedestal(i,iEv));
+ fESDVZEROfriend->SetIntegratorFlag(j,iEv,rawStream.GetIntegratorFlag(i,iEv));
+ fESDVZEROfriend->SetBBFlag(j,iEv,rawStream.GetBBFlag(i,iEv));
+ fESDVZEROfriend->SetBGFlag(j,iEv,rawStream.GetBGFlag(i,iEv));
+ }
+ fESDVZEROfriend->SetTime(j,time[j]);
+ fESDVZEROfriend->SetWidth(j,width[j]);
+ }
+
+ // Filling the esd friend object
+ fESDVZEROfriend->SetTriggerInputs(rawStream.GetTriggerInputs());
+ fESDVZEROfriend->SetTriggerInputsMask(rawStream.GetTriggerInputsMask());
+
+ for(Int_t iScaler = 0; iScaler < AliESDVZEROfriend::kNScalers; iScaler++)
+ fESDVZEROfriend->SetTriggerScalers(iScaler,rawStream.GetTriggerScalers(iScaler));
+
+ for(Int_t iBunch = 0; iBunch < AliESDVZEROfriend::kNBunches; iBunch++)
+ fESDVZEROfriend->SetBunchNumbersMB(iBunch,rawStream.GetBunchNumbersMB(iBunch));
+
- digitsTree->Fill();
+ // Channels(aliroot numbering) will be ordered in the tree
+ for(Int_t iChannel = 0; iChannel < 64; iChannel++) {
+ if(fCalibData->IsChannelDead(iChannel)){
+ adc[iChannel] = (Float_t) kInvalidADC;
+ time[iChannel] = (Float_t) kInvalidTime;
+ }
+ if (adc[iChannel] > 0)
+ new ((*digitsArray)[digitsArray->GetEntriesFast()])
+ AliVZEROdigit(iChannel, adc[iChannel], time[iChannel],
+ width[iChannel], BBFlag[iChannel], BGFlag[iChannel],integrator[iChannel]);
+
+ }
+ digitsTree->Fill();
+ }
}
//______________________________________________________________________
void AliVZEROReconstructor::FillESD(TTree* digitsTree, TTree* /*clustersTree*/,
- AliESD* esd) const
+ AliESDEvent* esd) const
{
-// fills multiplicities to the ESD
-
+// fills multiplicities to the ESD - pedestal is now subtracted
+
if (!digitsTree) {
- AliError("No digits tree!");
- return;
+ AliError("No digits tree!");
+ return;
}
TClonesArray* digitsArray = NULL;
TBranch* digitBranch = digitsTree->GetBranch("VZERODigit");
digitBranch->SetAddress(&digitsArray);
- Int_t nbPMV0A = 0;
- Int_t nbPMV0C = 0;
- Int_t mTotV0A = 0;
- Int_t mTotV0C = 0;
- Float_t adcV0A = 0.0;
- Float_t adcV0C = 0.0;
- Float_t multV0A[4];
- Float_t multV0C[4];
- Int_t mRingV0A[4];
- Int_t mRingV0C[4];
-
- Int_t adc[64];
- Float_t mip[64];
+ Float_t mult[64];
+ Float_t adc[64];
+ Float_t time[64];
+ Float_t width[64];
+ Bool_t BBFlag[64];
+ Bool_t BGFlag[64];
+
for (Int_t i=0; i<64; i++){
- adc[i] = 0;
- mip[i] = 110.0;}
- for (Int_t j=0; j<4; j++){
- multV0A[j] = 0.0;
- multV0C[j] = 0.0;
- mRingV0A[j] = 0;
- mRingV0C[j] = 0;}
+ adc[i] = 0.0;
+ mult[i] = 0.0;
+ time[i] = 0.0;
+ width[i] = 0.0;
+ BBFlag[i] = kFALSE;
+ BGFlag[i] = kFALSE;
+ }
- // loop over VZERO entries
+ // loop over VZERO entries to get multiplicity
Int_t nEntries = (Int_t)digitsTree->GetEntries();
for (Int_t e=0; e<nEntries; e++) {
digitsTree->GetEvent(e);
Int_t nDigits = digitsArray->GetEntriesFast();
for (Int_t d=0; d<nDigits; d++) {
- AliVZEROdigit* digit = (AliVZEROdigit*)digitsArray->At(d);
- Int_t pmNumber = digit->PMNumber();
- adc[pmNumber] = digit->ADC();
- // cut of ADC at MIP/2
- if (adc[pmNumber] > (mip[pmNumber]/2)) {
- if (pmNumber<=31) {
- if (pmNumber<=7) multV0C[0]=multV0C[0]+ float(adc[pmNumber])/mip[pmNumber];
- if (pmNumber>=8 && pmNumber<=15) multV0C[1]=multV0C[1]+ float(adc[pmNumber])/mip[pmNumber];
- if (pmNumber>=16 && pmNumber<=23) multV0C[2]=multV0C[2]+ float(adc[pmNumber])/mip[pmNumber];
- if (pmNumber>=24 && pmNumber<=31) multV0C[3]=multV0C[3]+ float(adc[pmNumber])/mip[pmNumber];
- adcV0C = adcV0C + float(adc[pmNumber])/mip[pmNumber];
- nbPMV0C++;
- }
- if (pmNumber>=32 ) {
- if (pmNumber>=32 && pmNumber<=39) multV0A[0]=multV0A[0]+ float(adc[pmNumber])/mip[pmNumber];
- if (pmNumber>=40 && pmNumber<=47) multV0A[1]=multV0A[1]+ float(adc[pmNumber])/mip[pmNumber];
- if (pmNumber>=48 && pmNumber<=55) multV0A[2]=multV0A[2]+ float(adc[pmNumber])/mip[pmNumber];
- if (pmNumber>=56 && pmNumber<=63) multV0A[3]=multV0A[3]+ float(adc[pmNumber])/mip[pmNumber];
- adcV0A = adcV0A + float(adc[pmNumber])/mip[pmNumber];
- nbPMV0A++;
- }
- }
+ AliVZEROdigit* digit = (AliVZEROdigit*)digitsArray->At(d);
+ Int_t pmNumber = digit->PMNumber();
+ // Pedestal retrieval and suppression:
+ Bool_t integrator = digit->Integrator();
+ Int_t k = pmNumber+64*integrator;
+ Float_t pedestal = fCalibData->GetPedestal(k);
+ adc[pmNumber] = digit->ADC() - pedestal;
+ time[pmNumber] = digit->Time();
+ width[pmNumber] = digit->Width();
+ BBFlag[pmNumber]= digit->BBFlag();
+ BGFlag[pmNumber]= digit->BGFlag();
+
+ AliDebug(2,Form("PM = %d ADC = %f TDC %f",pmNumber, digit->ADC(),digit->Time()));
+
+ if(adc[pmNumber] > (fCalibData->GetPedestal(k) + GetRecoParam()->GetNSigmaPed()*fCalibData->GetSigma(k))) {
+ mult[pmNumber] += adc[pmNumber]*fCalibData->GetMIPperADC(pmNumber);
+ }
} // end of loop over digits
-
} // end of loop over events in digits tree
-
- mTotV0A = int(adcV0A + 0.5);
- mTotV0C = int(adcV0C + 0.5);
- for (Int_t j=0; j<4; j++){
- mRingV0A[j] = int(multV0A[j] + 0.5);
- mRingV0C[j] = int(multV0C[j] + 0.5);}
-
- AliDebug(1,Form("VZERO multiplicities : %d (V0A) %d (V0C)", mTotV0A, mTotV0C));
- AliDebug(1,Form("Number of PMs fired : %d (V0A) %d (V0C)", nbPMV0A, nbPMV0C));
-
- fESDVZERO->SetNbPMV0A(nbPMV0A);
- fESDVZERO->SetNbPMV0C(nbPMV0C);
- fESDVZERO->SetMTotV0A(mTotV0A);
- fESDVZERO->SetMTotV0C(mTotV0C);
- fESDVZERO->SetMRingV0A(mRingV0A);
- fESDVZERO->SetMRingV0C(mRingV0C);
+
+ fESDVZERO->SetMultiplicity(mult);
+ fESDVZERO->SetADC(adc);
+ fESDVZERO->SetTime(time);
+ fESDVZERO->SetWidth(width);
+ fESDVZERO->SetBBFlag(BBFlag);
+ fESDVZERO->SetBGFlag(BGFlag);
+
+ // now get the trigger mask
+
+ AliVZEROTriggerMask *TriggerMask = new AliVZEROTriggerMask();
+ TriggerMask->SetAdcThreshold(10.0/2.0);
+ TriggerMask->SetTimeWindowWidthBBA(50);
+ TriggerMask->SetTimeWindowWidthBGA(20);
+ TriggerMask->SetTimeWindowWidthBBC(50);
+ TriggerMask->SetTimeWindowWidthBGC(20);
+ TriggerMask->FillMasks(digitsTree,digitsArray);
+
+ fESDVZERO->SetBBtriggerV0A(TriggerMask->GetBBtriggerV0A());
+ fESDVZERO->SetBGtriggerV0A(TriggerMask->GetBGtriggerV0A());
+ fESDVZERO->SetBBtriggerV0C(TriggerMask->GetBBtriggerV0C());
+ fESDVZERO->SetBGtriggerV0C(TriggerMask->GetBGtriggerV0C());
if (esd) {
- AliDebug(1, Form("Writing VZERO data to ESD tree"));
- esd->SetVZEROData(fESDVZERO);
+ AliDebug(1, Form("Writing VZERO data to ESD tree"));
+ esd->SetVZEROData(fESDVZERO);
+ }
+
+ if (esd) {
+ AliESDfriend *fr = (AliESDfriend*)esd->FindListObject("AliESDfriend");
+ if (fr) {
+ AliDebug(1, Form("Writing VZERO friend data to ESD tree"));
+ fr->SetVZEROfriend(fESDVZEROfriend);
+ }
}
}
AliCDBStorage *storage = manager->GetDefaultStorage();
if(deleteManager){
- AliCDBManager::Instance()->UnsetDefaultStorage();
- defstorage = 0; // the storage is killed by AliCDBManager::Instance()->Destroy()
+ AliCDBManager::Instance()->UnsetDefaultStorage();
+ defstorage = 0; // the storage is killed by AliCDBManager::Instance()->Destroy()
}
return storage;
}
+//____________________________________________________________________________
+void AliVZEROReconstructor::GetCollisionMode()
+{
+ // Retrieval of collision mode
+
+ TString beamType = GetRunInfo()->GetBeamType();
+ if(beamType==AliGRPObject::GetInvalidString()){
+ AliError("VZERO cannot retrieve beam type");
+ return;
+ }
+
+ if( (beamType.CompareTo("P-P") ==0) || (beamType.CompareTo("p-p") ==0) ){
+ fCollisionMode=0;
+ }
+ else if( (beamType.CompareTo("Pb-Pb") ==0) || (beamType.CompareTo("A-A") ==0) ){
+ fCollisionMode=1;
+ }
+
+ fBeamEnergy = GetRunInfo()->GetBeamEnergy();
+ if(fBeamEnergy==AliGRPObject::GetInvalidFloat()) {
+ AliError("Missing value for the beam energy ! Using 0");
+ fBeamEnergy = 0.;
+ }
+
+ AliDebug(1,Form("\n ++++++ Beam type and collision mode retrieved as %s %d @ %1.3f GeV ++++++\n\n",beamType.Data(), fCollisionMode, fBeamEnergy));
+
+}
+
//_____________________________________________________________________________
AliVZEROCalibData* AliVZEROReconstructor::GetCalibData() const
{
// AliWarning("Load of calibration data from default storage failed!");
// AliWarning("Calibration data will be loaded from local storage ($ALICE_ROOT)");
// Int_t runNumber = man->GetRun();
-// entry = man->GetStorage("local://$ALICE_ROOT")
+// entry = man->GetStorage("local://$ALICE_ROOT/OCDB")
// ->Get("VZERO/Calib/Data",runNumber);
//
// }
return calibdata;
}
+