X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=EMCAL%2FAliEMCALDigitizer.cxx;h=dfe5ea132878911c5a4827cc8cc0abc906f7d53e;hb=69e022afdc4dfce42dda772ba649087bbd424d8b;hp=87e77fe7ab51430b573e9165b6a052d26b410162;hpb=79bb1b62bfa393ba46b0348bb3dd92f70b74d411;p=u%2Fmrichter%2FAliRoot.git diff --git a/EMCAL/AliEMCALDigitizer.cxx b/EMCAL/AliEMCALDigitizer.cxx index 87e77fe7ab5..dfe5ea13287 100644 --- a/EMCAL/AliEMCALDigitizer.cxx +++ b/EMCAL/AliEMCALDigitizer.cxx @@ -52,157 +52,188 @@ // //*-- Author: Sahal Yacoob (LBL) // based on : AliEMCALDigitizer +// Modif: +// August 2002 Yves Schutz: clone PHOS as closely as possible and intoduction +// of new IO (à la PHOS) +// November 2003 Aleksei Pavlinov : adopted for Shish-Kebab geometry //_________________________________________________________________________________ // --- ROOT system --- -#include "TFile.h" -#include "TTree.h" -#include "TSystem.h" -#include "TROOT.h" -#include "TFolder.h" -#include "TObjString.h" -#include "TGeometry.h" -#include "TBenchmark.h" -// --- Standard library --- -#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include // --- AliRoot header files --- - +#include "AliLog.h" #include "AliRun.h" -#include "AliHeader.h" +#include "AliRunDigitizer.h" +#include "AliRunLoader.h" +#include "AliCDBManager.h" +#include "AliCDBEntry.h" #include "AliEMCALDigit.h" -#include "AliEMCALHit.h" -#include "AliEMCALTick.h" -#include "AliEMCALv1.h" +#include "AliEMCAL.h" +#include "AliEMCALLoader.h" #include "AliEMCALDigitizer.h" #include "AliEMCALSDigitizer.h" #include "AliEMCALGeometry.h" -#include "AliEMCALGetter.h" -#include "AliRunDigitizer.h" +#include "AliEMCALTick.h" +#include "AliEMCALHistoUtilities.h" + ClassImp(AliEMCALDigitizer) //____________________________________________________________________________ - AliEMCALDigitizer::AliEMCALDigitizer() +AliEMCALDigitizer::AliEMCALDigitizer() + : AliDigitizer("",""), + fDefaultInit(kTRUE), + fDigitsInRun(0), + fInit(0), + fInput(0), + fInputFileNames(0x0), + fEventNames(0x0), + fDigitThreshold(0), + fMeanPhotonElectron(0), + fPedestal(0), + fSlope(0), + fPinNoise(0), + fTimeResolution(0), + fTimeThreshold(0), + fTimeSignalLength(0), + fADCchannelEC(0), + fADCpedestalEC(0), + fNADCEC(0), + fEventFolderName(""), + fFirstEvent(0), + fLastEvent(0), + fControlHists(0), + fHists(0),fCalibData(0x0) { // ctor - InitParameters() ; - -} - -//____________________________________________________________________________ -AliEMCALDigitizer::AliEMCALDigitizer(const char *headerFile,const char *name) -{ - SetName(name) ; - SetTitle(headerFile) ; fManager = 0 ; // We work in the standalong mode - fSplitFile= 0 ; - InitParameters() ; - Init() ; - } //____________________________________________________________________________ -AliEMCALDigitizer::AliEMCALDigitizer(AliRunDigitizer * ard):AliDigitizer(ard) +AliEMCALDigitizer::AliEMCALDigitizer(TString alirunFileName, TString eventFolderName) + : AliDigitizer("EMCAL"+AliConfig::Instance()->GetDigitizerTaskName(), alirunFileName), + fDefaultInit(kFALSE), + fDigitsInRun(0), + fInit(0), + fInput(0), + fInputFileNames(0), + fEventNames(0), + fDigitThreshold(0), + fMeanPhotonElectron(0), + fPedestal(0), + fSlope(0), + fPinNoise(0), + fTimeResolution(0), + fTimeThreshold(0), + fTimeSignalLength(0), + fADCchannelEC(0), + fADCpedestalEC(0), + fNADCEC(0), + fEventFolderName(eventFolderName), + fFirstEvent(0), + fLastEvent(0), + fControlHists(0), + fHists(0),fCalibData(0x0) { // ctor - SetName("Default"); - SetTitle("aliroot") ; + InitParameters() ; + Init() ; + fManager = 0 ; // We work in the standalong mode } //____________________________________________________________________________ - AliEMCALDigitizer::~AliEMCALDigitizer() +AliEMCALDigitizer::AliEMCALDigitizer(const AliEMCALDigitizer & d) + : AliDigitizer(d.GetName(),d.GetTitle()), + fDefaultInit(d.fDefaultInit), + fDigitsInRun(d.fDigitsInRun), + fInit(d.fInit), + fInput(d.fInput), + fInputFileNames(d.fInputFileNames), + fEventNames(d.fEventNames), + fDigitThreshold(d.fDigitThreshold), + fMeanPhotonElectron(d.fMeanPhotonElectron), + fPedestal(d.fPedestal), + fSlope(d.fSlope), + fPinNoise(d.fPinNoise), + fTimeResolution(d.fTimeResolution), + fTimeThreshold(d.fTimeThreshold), + fTimeSignalLength(d.fTimeSignalLength), + fADCchannelEC(d.fADCchannelEC), + fADCpedestalEC(d.fADCpedestalEC), + fNADCEC(d.fNADCEC), + fEventFolderName(d.fEventFolderName), + fFirstEvent(d.fFirstEvent), + fLastEvent(d.fLastEvent), + fControlHists(d.fControlHists), + fHists(d.fHists),fCalibData(d.fCalibData) { - // dtor - // gime=0 if Digitizer created by default ctor (to get just the parameters) - - AliEMCALGetter * gime = AliEMCALGetter::GetInstance() ; - - if (gime) { - // remove the task from the folder list - gime->RemoveTask("S",GetName()) ; - gime->RemoveTask("D",GetName()) ; - - // remove the Digits from the folder list - gime->RemoveObjects("D", GetName()) ; - - // remove the SDigits from the folder list - gime->RemoveSDigits() ; - - // Delete gAlice - gime->CloseFile() ; - - fSplitFile = 0 ; - } -} + // copyy ctor + } //____________________________________________________________________________ -void AliEMCALDigitizer::InitParameters() +AliEMCALDigitizer::AliEMCALDigitizer(AliRunDigitizer * rd) + : AliDigitizer(rd,"EMCAL"+AliConfig::Instance()->GetDigitizerTaskName()), + fDefaultInit(kFALSE), + fDigitsInRun(0), + fInit(0), + fInput(0), + fInputFileNames(0), + fEventNames(0), + fDigitThreshold(0.), + fMeanPhotonElectron(0), + fPedestal(0), + fSlope(0.), + fPinNoise(0), + fTimeResolution(0.), + fTimeThreshold(0), + fTimeSignalLength(0), + fADCchannelEC(0), + fADCpedestalEC(0), + fNADCEC(0), + fEventFolderName(0), + fFirstEvent(0), + fLastEvent(0), + fControlHists(0), + fHists(0),fCalibData(0x0) { - fSDigitizer = 0 ; - fNinputs = 1 ; - fPinNoise = 0.00001 ; - fTowerDigitThreshold = 0.001 ; - fTimeResolution = 0.5e-9 ; - fTimeSignalLength = 1.0e-9 ; - fPreShowerDigitThreshold = fTowerDigitThreshold/25. ; - fInitialized = kFALSE ; - fADCchannelTower = 0.000220; // width of one ADC channel in GeV - fADCpedestalTower = 0.005 ; // GeV - fNADCTower = (Int_t) TMath::Power(2,16) ; // number of channels in Tower ADC - - fADCchannelPreSho = 0.0000300; // width of one ADC channel in Pre Shower - fADCpedestalPreSho = 0.005 ; // - fNADCPreSho = (Int_t) TMath::Power(2,12); // number of channels in Pre ShowerADC - - fTimeThreshold = 0.001*10000000 ; //Means 1 MeV in terms of SDigits amplitude - + // ctor Init() is called by RunDigitizer + fManager = rd ; + fEventFolderName = fManager->GetInputFolderName(0) ; + SetTitle(dynamic_cast(fManager->GetInputStream(0))->GetFileName(0)); + InitParameters() ; } //____________________________________________________________________________ -Bool_t AliEMCALDigitizer::Init() + AliEMCALDigitizer::~AliEMCALDigitizer() { - // Makes all memory allocations - - AliEMCALGetter * gime = AliEMCALGetter::GetInstance(GetTitle(), GetName(), "update") ; - if ( gime == 0 ) { - cerr << "ERROR: AliEMCALDigitizer::Init -> Could not obtain the Getter object !" << endl ; - return kFALSE; - } - - //const AliEMCALGeometry * geom = gime->EMCALGeometry() ; - //fEmcCrystals = geom->GetNModules() * geom->GetNCristalsInModule() ; - - // Post Digits to the white board - gime->PostDigits(GetName() ) ; - - // Post Digitizer to the white board - gime->PostDigitizer(this) ; - - //Mark that we will use current header file - if(!fManager){ - gime->PostSDigits(GetName(),GetTitle()) ; - gime->PostSDigitizer(GetName(),GetTitle()) ; + //dtor + if (AliRunLoader::GetRunLoader()) { + AliLoader *emcalLoader=0; + if ((emcalLoader = AliRunLoader::GetRunLoader()->GetDetectorLoader("EMCAL"))) + emcalLoader->CleanDigitizer(); } - return kTRUE ; - -} + else + AliDebug(1," no runloader present"); + delete [] fInputFileNames ; + delete [] fEventNames ; -//____________________________________________________________________________ -void AliEMCALDigitizer::Reset() { - //sets current event number to the first simulated event -if( strcmp(GetName(), "") == 0 ) - Init() ; - - // Int_t inputs ; - // for(inputs = 0; inputs < fNinputs ;inputs++) - // fIevent->AddAt(-1, inputs ) ; - + if(fHists) delete fHists; } //____________________________________________________________________________ -void AliEMCALDigitizer::Digitize(const Int_t event) { +void AliEMCALDigitizer::Digitize(Int_t event) +{ // Makes the digitization of the collected summable digits // for this it first creates the array of all EMCAL modules @@ -210,90 +241,126 @@ void AliEMCALDigitizer::Digitize(const Int_t event) { // after that adds contributions from SDigits. This design // helps to avoid scanning over the list of digits to add // contribution of any new SDigit. - - AliEMCALGetter * gime = AliEMCALGetter::GetInstance() ; - TClonesArray * digits = gime->Digits(GetName()) ; - - digits->Clear() ; - - const AliEMCALGeometry *geom = gime->EMCALGeometry() ; - - - //Making digits with noise, first EMC - Int_t nEMC = 2*geom->GetNPhi()*geom->GetNZ(); - Int_t absID ; - TString name = geom->GetName() ; - - // get first the sdigitizer from the tasks list (must have same name as the digitizer) - const AliEMCALSDigitizer * sDigitizer = gime->SDigitizer(GetName()); - if ( !sDigitizer) { - cerr << "ERROR: AliEMCALDigitizer::Digitize -> SDigitizer with name " << GetName() << " not found " << endl ; - abort() ; + static int isTrd1Geom = -1; // -1 - mean undefined + static int nEMC=0; //max number of digits possible + + AliRunLoader *rl = AliRunLoader::GetRunLoader(); + AliEMCALLoader *emcalLoader = dynamic_cast(rl->GetDetectorLoader("EMCAL")); + Int_t readEvent = event ; + // fManager is data member from AliDigitizer + if (fManager) + readEvent = dynamic_cast(fManager->GetInputStream(0))->GetCurrentEventNumber() ; + AliDebug(1,Form("Adding event %d from input stream 0 %s %s", + readEvent, GetTitle(), fEventFolderName.Data())) ; + rl->GetEvent(readEvent); + + TClonesArray * digits = emcalLoader->Digits() ; + digits->Delete() ; + + // Load Geometry + AliEMCALGeometry *geom = 0; + if (rl->GetAliRun()) { + AliEMCAL * emcal = (AliEMCAL*)rl->GetAliRun()->GetDetector("EMCAL"); + geom = emcal->GetGeometry(); } -// loop through the sdigits posted to the White Board and add them to the noise - TCollection * folderslist = gime->SDigitsFolder()->GetListOfFolders() ; - TIter next(folderslist) ; - TFolder * folder = 0 ; - TClonesArray * sdigits = 0 ; - Int_t input = 0 ; - TObjArray * sdigArray = new TObjArray(2) ; - while ( (folder = (TFolder*)next()) ) { - if ( (sdigits = (TClonesArray*)folder->FindObject(GetName()) ) ) { - TString fileName(folder->GetName()) ; - fileName.ReplaceAll("_","/") ; - cout << "INFO: AliEMCALDigitizer::Digitize -> Adding SDigits " - << GetName() << " from " << fileName << endl ; - sdigArray->AddAt(sdigits, input) ; - input++ ; - } + else + AliFatal("Could not get AliRun from runLoader"); + + if(isTrd1Geom < 0) { + AliDebug(1, Form(" get Geometry %s : %s ", geom->GetName(),geom->GetTitle())); + TString ng(geom->GetName()); + isTrd1Geom = 0; + if(ng.Contains("SHISH") && ng.Contains("TRD1")) isTrd1Geom = 1; + + if(isTrd1Geom == 0) nEMC = geom->GetNPhi()*geom->GetNZ(); + else nEMC = geom->GetNCells(); + AliDebug(1,Form("nEMC %i (number cells in EMCAL) | %s | isTrd1Geom %i\n", nEMC, geom->GetName(), isTrd1Geom)); } + Int_t absID ; + + digits->Expand(nEMC) ; + // get first the sdigitizer from the tasks list (must have same name as the digitizer) + if ( !emcalLoader->SDigitizer() ) + emcalLoader->LoadSDigitizer(); + AliEMCALSDigitizer * sDigitizer = dynamic_cast(emcalLoader->SDigitizer()); + + if ( !sDigitizer ) + Fatal("Digitize", "SDigitizer with name %s %s not found", fEventFolderName.Data(), GetTitle() ) ; + + //take all the inputs to add together and load the SDigits + TObjArray * sdigArray = new TObjArray(fInput) ; + sdigArray->AddAt(emcalLoader->SDigits(), 0) ; + Int_t i ; + + for(i = 1 ; i < fInput ; i++){ + TString tempo(fEventNames[i]) ; + tempo += i ; + + AliRunLoader * rl2 = AliRunLoader::GetRunLoader(tempo) ; + + if (rl2==0) + rl2 = AliRunLoader::Open(fInputFileNames[i], tempo) ; + + if (fManager) + readEvent = dynamic_cast(fManager->GetInputStream(i))->GetCurrentEventNumber() ; + Info("Digitize", "Adding event %d from input stream %d %s %s", readEvent, i, fInputFileNames[i].Data(), tempo.Data()) ; + rl2->LoadSDigits(); + rl2->GetEvent(readEvent); + AliEMCALLoader *emcalLoader2 = dynamic_cast(rl2->GetDetectorLoader("EMCAL")); + sdigArray->AddAt(emcalLoader2->SDigits(), i) ; + } + //Find the first tower with signal - Int_t nextSig = 200000 ; - Int_t i; - for(i=0; iAt(i) ; + Int_t nextSig = nEMC + 1 ; + TClonesArray * sdigits ; + for(i = 0 ; i < fInput ; i++){ + sdigits = dynamic_cast(sdigArray->At(i)) ; if ( !sdigits->GetEntriesFast() ) continue ; - Int_t curNext = ((AliEMCALDigit *)sdigits->At(0))->GetId() ; + Int_t curNext = dynamic_cast(sdigits->At(0))->GetId() ; if(curNext < nextSig) nextSig = curNext ; + AliDebug(1,Form("input %i : #sdigits %i \n", + i, sdigits->GetEntriesFast())); } + AliDebug(1,Form("FIRST tower with signal %i \n", nextSig)); - TArrayI index(input) ; + TArrayI index(fInput) ; index.Reset() ; //Set all indexes to zero - AliEMCALDigit * digit = 0 ; - AliEMCALDigit * curSDigit = 0 ; + AliEMCALDigit * digit ; + AliEMCALDigit * curSDigit ; TClonesArray * ticks = new TClonesArray("AliEMCALTick",1000) ; //Put Noise contribution - for(absID = 1; absID <= nEMC; absID++){ - Float_t noise = gRandom->Gaus(0., fPinNoise); - new((*digits)[absID-1]) AliEMCALDigit( -1, -1, absID,sDigitizer->Digitize(noise), TimeOfNoise() ) ; + for(absID = 0; absID < nEMC; absID++){ // Nov 30, 2006 by PAI; was from 1 to nEMC + Float_t amp = 0 ; + // amplitude set to zero, noise will be added later + new((*digits)[absID]) AliEMCALDigit( -1, -1, absID, 0, TimeOfNoise() ); // absID-1->absID //look if we have to add signal? - digit = (AliEMCALDigit *) digits->At(absID-1) ; + digit = dynamic_cast(digits->At(absID)); // absID-1->absID + if(absID==nextSig){ //Add SDigits from all inputs ticks->Clear() ; Int_t contrib = 0 ; Float_t a = digit->GetAmp() ; Float_t b = TMath::Abs( a /fTimeSignalLength) ; - //Mark the beginnign of the signal + //Mark the beginning of the signal new((*ticks)[contrib++]) AliEMCALTick(digit->GetTime(),0, b); - //Mark the end of the ignal + //Mark the end of the signal new((*ticks)[contrib++]) AliEMCALTick(digit->GetTime()+fTimeSignalLength, -a, -b); - // loop over input - - for(i = 0; i< input ; i++){ //loop over (possible) merge sources - if(((TClonesArray *)sdigArray->At(i))->GetEntriesFast() > index[i] ) - curSDigit = (AliEMCALDigit*)((TClonesArray *)sdigArray->At(i))->At(index[i]) ; + // loop over input + for(i = 0; i< fInput ; i++){ //loop over (possible) merge sources + if(dynamic_cast(sdigArray->At(i))->GetEntriesFast() > index[i] ) + curSDigit = dynamic_cast(dynamic_cast(sdigArray->At(i))->At(index[i])) ; else curSDigit = 0 ; //May be several digits will contribute from the same input - while(curSDigit && curSDigit->GetId() == absID){ + while(curSDigit && (curSDigit->GetId() == absID)){ //Shift primary to separate primaries belonging different inputs Int_t primaryoffset ; if(fManager) @@ -310,296 +377,428 @@ void AliEMCALDigitizer::Digitize(const Int_t event) { *digit = *digit + *curSDigit ; //add energies index[i]++ ; - if(((TClonesArray *)sdigArray->At(i))->GetEntriesFast() > index[i] ) - curSDigit = (AliEMCALDigit*)((TClonesArray *)sdigArray->At(i))->At(index[i]) ; + if( dynamic_cast(sdigArray->At(i))->GetEntriesFast() > index[i] ) + curSDigit = dynamic_cast(dynamic_cast(sdigArray->At(i))->At(index[i])) ; else curSDigit = 0 ; } } - -//calculate and set time + // add fluctuations for photo-electron creation + amp = sDigitizer->Calibrate(digit->GetAmp()) ; // GeV + amp *= static_cast(gRandom->Poisson(fMeanPhotonElectron)) / static_cast(fMeanPhotonElectron) ; + + //calculate and set time Float_t time = FrontEdgeTime(ticks) ; digit->SetTime(time) ; //Find next signal module - nextSig = 200000 ; - for(i=0; iAt(i)) ; + nextSig = nEMC + 1 ; + for(i = 0 ; i < fInput ; i++){ + sdigits = dynamic_cast(sdigArray->At(i)) ; Int_t curNext = nextSig ; if(sdigits->GetEntriesFast() > index[i] ){ - curNext = ((AliEMCALDigit *) sdigits->At(index[i]))->GetId() ; - + curNext = dynamic_cast(sdigits->At(index[i]))->GetId() ; } if(curNext < nextSig) nextSig = curNext ; } } - } + // add the noise now + amp += TMath::Abs(gRandom->Gaus(0., fPinNoise)) ; + digit->SetAmp(sDigitizer->Digitize(amp)) ; + AliDebug(10,Form(" absID %5i amp %f nextSig %5i\n", + absID, amp, nextSig)); + } // for(absID = 1; absID <= nEMC; absID++) ticks->Delete() ; delete ticks ; - - + delete sdigArray ; //We should not delete its contents //remove digits below thresholds - - for(absID = 0; absID < nEMC/2 ; absID++){ - if(sDigitizer->Calibrate(((AliEMCALDigit*)digits->At(absID))->GetAmp()) < fTowerDigitThreshold) - digits->RemoveAt(absID) ; - else - digit->SetTime(gRandom->Gaus(digit->GetTime(),fTimeResolution) ) ; - } - - for(absID = nEMC/2; absID < nEMC ; absID++){ - - if(sDigitizer->Calibrate(((AliEMCALDigit*)digits->At(absID))->GetAmp()) < fPreShowerDigitThreshold) - digits->RemoveAt(absID) ; - else + for(i = 0 ; i < nEMC ; i++){ + digit = dynamic_cast( digits->At(i) ) ; + Float_t threshold = fDigitThreshold ; + if(sDigitizer->Calibrate( digit->GetAmp() ) < threshold) + digits->RemoveAt(i) ; + else digit->SetTime(gRandom->Gaus(digit->GetTime(),fTimeResolution) ) ; } digits->Compress() ; - Int_t ndigits = digits->GetEntriesFast() ; - - digits->Expand(ndigits) ; + Int_t ndigits = digits->GetEntriesFast() ; - - //Set indexes in list of digits - //Int_t i ; - for (i = 0 ; i < ndigits ; i++) { - AliEMCALDigit * digit = (AliEMCALDigit *) digits->At(i) ; + //Set indexes in list of digits and fill hists. + AliEMCALHistoUtilities::FillH1(fHists, 0, Double_t(ndigits)); + Float_t energy=0., esum=0.; + for (i = 0 ; i < ndigits ; i++) { + digit = dynamic_cast( digits->At(i) ) ; digit->SetIndexInList(i) ; - Float_t energy = sDigitizer->Calibrate(digit->GetAmp()) ; - digit->SetAmp(DigitizeEnergy(energy,digit->GetId()) ) ; + energy = sDigitizer->Calibrate(digit->GetAmp()) ; + esum += energy; + digit->SetAmp(DigitizeEnergy(energy, digit->GetId()) ) ; // for what ?? + AliEMCALHistoUtilities::FillH1(fHists, 2, double(digit->GetAmp())); + AliEMCALHistoUtilities::FillH1(fHists, 3, double(energy)); + AliEMCALHistoUtilities::FillH1(fHists, 4, double(digit->GetId())); + // if(digit->GetId() == nEMC) { + // printf(" i %i \n", i ); + // digit->Dump(); + // assert(0); + //} } + AliEMCALHistoUtilities::FillH1(fHists, 1, esum); } -//____________________________________________________________________________ - -Int_t AliEMCALDigitizer::DigitizeEnergy(Float_t energy, Int_t absId) +// //_____________________________________________________________________ +Int_t AliEMCALDigitizer::DigitizeEnergy(Float_t energy, Int_t AbsId) { - Int_t channel = -999; - Int_t nphi = AliEMCALGetter::GetInstance()->EMCALGeometry()->GetNPhi() ; - Int_t nz = AliEMCALGetter::GetInstance()->EMCALGeometry()->GetNZ() ; + // Returns digitized value of the energy in a cell absId + + // Load Geometry + const AliEMCALGeometry * geom = AliEMCALGeometry::GetInstance(); + + if (geom==0) + AliFatal("Did not get geometry from EMCALLoader"); + + Int_t iSupMod = -1; + Int_t nModule = -1; + Int_t nIphi = -1; + Int_t nIeta = -1; + Int_t iphi = -1; + Int_t ieta = -1; + Int_t channel = -999; + + Bool_t bCell = geom->GetCellIndex(AbsId, iSupMod, nModule, nIphi, nIeta) ; + if(!bCell) + Error("DigitizeEnergy","Wrong cell id number : AbsId %i ", AbsId) ; + geom->GetCellPhiEtaIndexInSModule(iSupMod,nModule,nIphi, nIeta,iphi,ieta); - if(absId <= nphi*nz){ //digitize as tower - channel = static_cast (TMath::Ceil( (energy + fADCpedestalTower)/fADCchannelTower )) ; - if(channel > fNADCTower ) - channel = fNADCTower ; - } else { - channel = static_cast(TMath::Ceil( (energy + fADCpedestalPreSho)/fADCchannelPreSho )) ; - if(channel > fNADCPreSho ) - channel = fNADCPreSho ; + if(fCalibData) { + fADCpedestalEC = fCalibData->GetADCpedestal(iSupMod,ieta,iphi); + fADCchannelEC = fCalibData->GetADCchannel(iSupMod,ieta,iphi); } + channel = static_cast (TMath::Ceil( (energy + fADCpedestalEC)/fADCchannelEC )) ; + + if(channel > fNADCEC ) + channel = fNADCEC ; return channel ; + } //____________________________________________________________________________ -void AliEMCALDigitizer::Exec(Option_t *option) { - // Managing method -if(strcmp(GetName(), "") == 0 ) - Init() ; - +void AliEMCALDigitizer::Exec(Option_t *option) +{ + // Steering method to process digitization for events + // in the range from fFirstEvent to fLastEvent. + // This range is optionally set by SetEventRange(). + // if fLastEvent=-1, then process events until the end. + // by default fLastEvent = fFirstEvent (process only one event) + + if (!fInit) { // to prevent overwrite existing file + Error( "Exec", "Give a version name different from %s", fEventFolderName.Data() ) ; + return ; + } + if (strstr(option,"print")) { - Print(""); + + Print(); return ; } if(strstr(option,"tim")) gBenchmark->Start("EMCALDigitizer"); - AliEMCALGetter * gime = AliEMCALGetter::GetInstance() ; - - Int_t nevents ; - - TTree * treeD ; + AliRunLoader *rl = AliRunLoader::GetRunLoader(); + AliEMCALLoader *emcalLoader = dynamic_cast(rl->GetDetectorLoader("EMCAL")); + + // Post Digitizer to the white board + emcalLoader->PostDigitizer(this) ; - if(fManager){ - treeD = fManager->GetTreeD() ; - nevents = 1 ; // Will process only one event + if (fLastEvent == -1) { + fLastEvent = rl->GetNumberOfEvents() - 1 ; } - else { - gAlice->GetEvent(0) ; - nevents = (Int_t) gAlice->TreeE()->GetEntries() ; - treeD=gAlice->TreeD() ; - } - + else if (fManager) + fLastEvent = fFirstEvent ; // what is this ?? - //Check, if this branch already exits - if (treeD) { - TObjArray * lob = (TObjArray*)treeD->GetListOfBranches() ; - TIter next(lob) ; - TBranch * branch = 0 ; - Bool_t emcalfound = kFALSE, digitizerfound = kFALSE ; - - while ( (branch = (TBranch*)next()) && (!emcalfound || !digitizerfound) ) { - if ( (strcmp(branch->GetName(), "EMCAL")==0) && - (strcmp(branch->GetTitle(), GetName())==0) ) - emcalfound = kTRUE ; - - else if ( (strcmp(branch->GetName(), "AliEMCALDigitizer")==0) && - (strcmp(branch->GetTitle(), GetName())==0) ) - digitizerfound = kTRUE ; - } - - if ( emcalfound ) { - cerr << "WARNING: AliEMCALDigitizer -> Digits branch with name " << GetName() - << " already exits" << endl ; - return ; - } - if ( digitizerfound ) { - cerr << "WARNING: AliEMCALDigitizer -> Digitizer branch with name " << GetName() - << " already exits" << endl ; - return ; - } - } - Int_t ievent ; + Int_t nEvents = fLastEvent - fFirstEvent + 1; + Int_t ievent; - for(ievent = 0; ievent < nevents; ievent++){ - - if(fManager){ - Int_t input ; - for(input = 0 ; input < fManager->GetNinputs(); input ++){ - TTree * treeS = fManager->GetInputTreeS(input) ; - if(!treeS){ - cerr << "AliEMCALDigitizer -> No Input " << endl ; - return ; - } - gime->ReadTreeS(treeS,input) ; - } - } - else - gime->Event(ievent,"S") ; + rl->LoadSDigits("EMCAL"); + for (ievent = fFirstEvent; ievent <= fLastEvent; ievent++) { + rl->GetEvent(ievent); + Digitize(ievent) ; //Add prepared SDigits to digits and add the noise - - WriteDigits(ievent) ; - + + WriteDigits() ; + if(strstr(option,"deb")) PrintDigits(option); - + if(strstr(option,"table")) gObjectTable->Print(); + //increment the total number of Digits per run - fDigitsInRun += gime->Digits()->GetEntriesFast() ; + fDigitsInRun += emcalLoader->Digits()->GetEntriesFast() ; } + emcalLoader->CleanDigitizer() ; + if(strstr(option,"tim")){ gBenchmark->Stop("EMCALDigitizer"); - cout << "AliEMCALDigitizer:" << endl ; - cout << " took " << gBenchmark->GetCpuTime("EMCALDigitizer") << " seconds for Digitizing " - << gBenchmark->GetCpuTime("EMCALDigitizer")/nevents << " seconds per event " << endl ; - cout << endl ; + AliInfo(Form("Exec: took %f seconds for Digitizing %f seconds per event", + gBenchmark->GetCpuTime("EMCALDigitizer"), gBenchmark->GetCpuTime("EMCALDigitizer")/nEvents )) ; + } +} + +//____________________________________________________________________________ +Float_t AliEMCALDigitizer::FrontEdgeTime(TClonesArray * ticks) +{ + // Returns the shortest time among all time ticks + + ticks->Sort() ; //Sort in accordance with times of ticks + TIter it(ticks) ; + AliEMCALTick * ctick = (AliEMCALTick *) it.Next() ; + Float_t time = ctick->CrossingTime(fTimeThreshold) ; + + AliEMCALTick * t ; + while((t=(AliEMCALTick*) it.Next())){ + if(t->GetTime() < time) //This tick starts before crossing + *ctick+=*t ; + else + return time ; + + time = ctick->CrossingTime(fTimeThreshold) ; } + return time ; +} + +//____________________________________________________________________________ +Bool_t AliEMCALDigitizer::Init() +{ + // Makes all memory allocations + fInit = kTRUE ; + AliEMCALLoader *emcalLoader = dynamic_cast(AliRunLoader::GetRunLoader()->GetDetectorLoader("EMCAL")); + + if ( emcalLoader == 0 ) { + Fatal("Init", "Could not obtain the AliEMCALLoader"); + return kFALSE; + } + + fFirstEvent = 0 ; + fLastEvent = fFirstEvent ; + if(fManager) + fInput = fManager->GetNinputs() ; + else + fInput = 1 ; + + fInputFileNames = new TString[fInput] ; + fEventNames = new TString[fInput] ; + fInputFileNames[0] = GetTitle() ; + fEventNames[0] = fEventFolderName.Data() ; + Int_t index ; + for (index = 1 ; index < fInput ; index++) { + fInputFileNames[index] = dynamic_cast(fManager->GetInputStream(index))->GetFileName(0); + TString tempo = fManager->GetInputFolderName(index) ; + fEventNames[index] = tempo.Remove(tempo.Length()-1) ; // strip of the stream number added bt fManager + } + + //to prevent cleaning of this object while GetEvent is called + emcalLoader->GetDigitsDataLoader()->GetBaseTaskLoader()->SetDoNotReload(kTRUE); + + //PH Print(); + //Calibration instance + fCalibData = emcalLoader->CalibData(); + return fInit ; } +//____________________________________________________________________________ +void AliEMCALDigitizer::InitParameters() +{ + // Parameter initialization for digitizer + // Tune parameters - 24-nov-04; Apr 29, 2007 + + fMeanPhotonElectron = 3300; // electrons per GeV + fPinNoise = 0.010; // pin noise in GEV from analysis test beam data + if (fPinNoise == 0. ) + Warning("InitParameters", "No noise added\n") ; + fDigitThreshold = fPinNoise * 3; // 3 * sigma + fTimeResolution = 0.3e-9 ; // 300 psc + fTimeSignalLength = 1.0e-9 ; + // These defaults are normally not used. + // Values are read from calibration database instead + fADCchannelEC = 0.0153; // Update 24 Apr 2007: 250./16/1024 - width of one ADC channel in GeV + fADCpedestalEC = 0.0 ; // GeV + fNADCEC = (Int_t) TMath::Power(2,16) ; // number of channels in Tower ADC - 65536 + + fTimeThreshold = 0.001*10000000 ; // Means 1 MeV in terms of SDigits amplitude ?? + // hists. for control; no hists on default + fControlHists = 0; + fHists = 0; +} //__________________________________________________________________ -void AliEMCALDigitizer::MixWith(char* headerFile){ - // Alows produce digits by superimposing background and signal event. +void AliEMCALDigitizer::MixWith(TString alirunFileName, TString eventFolderName) +{ + // Allows to produce digits by superimposing background and signal event. // It is assumed, that headers file with SIGNAL events is opened in - // constructor, and now we set the BACKGROUND event, with which we - // will mix. Thus we avoid writing (changing) huge and expencive + // the constructor. + // Sets the BACKGROUND event, with which the SIGNAL event is to be mixed + // Thus we avoid writing (changing) huge and expensive // backgound files: all output will be writen into SIGNAL, i.e. // opened in constructor file. // - // One can open as many files to mix with as one wants. + // One can open as many files to mix with as one needs. + // However only Sdigits with the same name (i.e. constructed with the same SDigitizer) + // can be mixed. -if( strcmp(GetName(), "") == 0 ) + if( strcmp(GetName(), "") == 0 ) Init() ; - if(fManager){ - cout << "Can not use this method under AliRunDigitizer " << endl ; + if(fManager){ + Error("MixWith", "Cannot use this method under AliRunDigitizer") ; return ; - } // check if the specified SDigits do not already exist on the White Board: - // //Folders/RunMC/Event/Data/EMCAL/SDigits/headerFile/sdigitsname - - TString path = "Folders/RunMC/Event/Data/EMCAL/SDigits" ; - path += headerFile ; - path += "/" ; - path += GetName() ; - if ( gROOT->FindObjectAny(path.Data()) ) { - cerr << "WARNING: AliEMCALDigitizer::MixWith -> Entry already exists, do not add" << endl ; - return; + } + // looking for file which contains AliRun + if (gSystem->AccessPathName(alirunFileName)) {// file does not exist + Error("MixWith", "File %s does not exist!", alirunFileName.Data()) ; + return ; } - - AliEMCALGetter * gime = AliEMCALGetter::GetInstance() ; - gime->PostSDigits(GetName(),headerFile) ; - - // check if the requested file is already open or exist and if SDigits Branch exist - TFile * file = (TFile*)gROOT->FindObject(headerFile); - if ( !file ) { - file = new TFile(headerFile, "READ") ; - if (!file) { - cerr << "ERROR: AliEMCALDigitizer::MixWith -> File " << headerFile << " does not exist!" << endl ; - return ; + // looking for the file which contains SDigits + AliEMCALLoader *emcalLoader = dynamic_cast(AliRunLoader::GetRunLoader()->GetDetectorLoader("EMCAL")); + TString fileName( emcalLoader->GetSDigitsFileName() ) ; + if ( eventFolderName != AliConfig::GetDefaultEventFolderName()) // only if not the default folder name + fileName = fileName.ReplaceAll(".root", "") + "_" + eventFolderName + ".root" ; + if ( (gSystem->AccessPathName(fileName)) ) { + Error("MixWith", "The file %s does not exist!", fileName.Data()) ; + return ; } - } - -} + // need to increase the arrays + // MvL: This code only works when fInput == 1, I think. + TString tempo = fInputFileNames[fInput-1] ; + delete [] fInputFileNames ; + fInputFileNames = new TString[fInput+1] ; + fInputFileNames[fInput-1] = tempo ; + tempo = fEventNames[fInput-1] ; + delete [] fEventNames ; + fEventNames = new TString[fInput+1] ; + fEventNames[fInput-1] = tempo ; + + fInputFileNames[fInput] = alirunFileName ; + fEventNames[fInput] = eventFolderName ; + fInput++ ; +} + +void AliEMCALDigitizer::Print1(Option_t * option) +{ // 19-nov-04 - just for convinience + Print(); + PrintDigits(option); +} + //__________________________________________________________________ -void AliEMCALDigitizer::Print(Option_t* option)const { - if( strcmp(GetName(), "") != 0) { +void AliEMCALDigitizer::Print(Option_t*)const +{ + // Print Digitizer's parameters + printf("Print: \n------------------- %s -------------", GetName() ) ; + if( strcmp(fEventFolderName.Data(), "") != 0 ){ + printf(" Writing Digits to branch with title %s\n", fEventFolderName.Data()) ; - cout << "------------------- "<< GetName() << " -------------" << endl ; - cout << "Digitizing sDigits from file(s): " <FindObjectAny("Folders/RunMC/Event/Data/EMCAL/SDigits"))->GetListOfFolders() ; - TIter next(folderslist) ; - TFolder * folder = 0 ; - while ( (folder = (TFolder*)next()) ) - if ( folder->FindObject(GetName()) ) - { - cout << "Adding SDigits " << GetName() << " from " << folder->GetName() << endl ; - cout << endl ; - cout << "Writing digits to " << GetTitle() << endl ; - - cout << endl ; - cout << "With following parameters: " << endl ; - cout << " Electronics noise in EMC (fPinNoise) = " << fPinNoise << endl ; - cout << " Threshold in EMC (fTowerDigitThreshold) = " << fTowerDigitThreshold << endl; - cout << " Threshold in PreShower (fPreShowerDigitThreshold) = " << fPreShowerDigitThreshold << endl ; ; - cout << "---------------------------------------------------" << endl ; - } - else - cout << "AliEMCALDigitizer not initialized " << endl ; + Int_t index = 0 ; + + AliRunLoader *rl=0; + + for (index = 0 ; index < nStreams ; index++) { + TString tempo(fEventNames[index]) ; + tempo += index ; + if ((rl = AliRunLoader::GetRunLoader(tempo)) == 0) + rl = AliRunLoader::Open(fInputFileNames[index], tempo) ; + AliEMCALLoader *emcalLoader = dynamic_cast(rl->GetDetectorLoader("EMCAL")); + TString fileName( emcalLoader->GetSDigitsFileName() ) ; + if ( fEventNames[index] != AliConfig::GetDefaultEventFolderName()) // only if not the default folder name + fileName = fileName.ReplaceAll(".root", "") + "_" + fEventNames[index] + ".root" ; + printf ("Adding SDigits from %s %s\n", fInputFileNames[index].Data(), fileName.Data()) ; } + + AliEMCALLoader *emcalLoader = dynamic_cast(AliRunLoader::GetRunLoader()->GetDetectorLoader("EMCAL")); + + printf("\nWriting digits to %s", emcalLoader->GetDigitsFileName().Data()) ; + + printf("\nWith following parameters:\n") ; + + printf(" Electronics noise in EMC (fPinNoise) = %f\n", fPinNoise) ; + printf(" Threshold in EMC (fDigitThreshold) = %f\n", fDigitThreshold) ; + printf("---------------------------------------------------\n") ; + } + else + printf("Print: AliEMCALDigitizer not initialized") ; } //__________________________________________________________________ -void AliEMCALDigitizer::PrintDigits(Option_t * option){ - - AliEMCALGetter * gime = AliEMCALGetter::GetInstance() ; - TClonesArray * fDigits = gime->Digits() ; +void AliEMCALDigitizer::PrintDigits(Option_t * option) +{ + //utility method for printing digit information - cout << "AliEMCALDigitiser:"<< endl ; - cout << " Number of entries in Digits list " << fDigits->GetEntriesFast() << endl ; - cout << endl ; - if(strstr(option,"all")){ - + AliEMCALLoader *emcalLoader = dynamic_cast(AliRunLoader::GetRunLoader()->GetDetectorLoader("EMCAL")); + TClonesArray * digits = emcalLoader->Digits() ; + TClonesArray * sdigits = emcalLoader->SDigits() ; + + printf("\n #Digits: %d : sdigits %d ", digits->GetEntriesFast(), sdigits->GetEntriesFast()) ; + printf("\n event %d", emcalLoader->GetRunLoader()->GetEventNumber()); + + if(strstr(option,"all")){ //loop over digits AliEMCALDigit * digit; - cout << "Digit Id " << " Amplitude " << " Index " << " Nprim " << " Primaries list " << endl; + printf("\nEMC digits (with primaries):\n") ; + printf("\n Id Amplitude Time Index Nprim: Primaries list \n") ; Int_t index ; - for (index = 0 ; index < fDigits->GetEntries() ; index++) { - digit = (AliEMCALDigit * ) fDigits->At(index) ; - cout << setw(8) << digit->GetId() << " " << setw(3) << digit->GetAmp() << " " - << setw(6) << digit->GetIndexInList() << " " - << setw(5) << digit->GetNprimary() <<" "; - + for (index = 0 ; index < digits->GetEntries() ; index++) { + digit = dynamic_cast(digits->At(index)) ; + printf("\n%6d %8d %6.5e %4d %2d : ", + digit->GetId(), digit->GetAmp(), digit->GetTime(), digit->GetIndexInList(), digit->GetNprimary()) ; Int_t iprimary; - for (iprimary=0; iprimaryGetNprimary(); iprimary++) - cout << setw(5) << digit->GetPrimary(iprimary+1) << " "; - cout << endl; - } + for (iprimary=0; iprimaryGetNprimary(); iprimary++) { + printf("%d ",digit->GetPrimary(iprimary+1) ) ; + } + } + } + printf("\n"); +} + +//__________________________________________________________________ +Float_t AliEMCALDigitizer::TimeOfNoise(void) +{ + // Calculates the time signal generated by noise + //PH Info("TimeOfNoise", "Change me") ; + return gRandom->Rndm() * 1.28E-5; +} + +//__________________________________________________________________ +void AliEMCALDigitizer::Unload() +{ + // Unloads the SDigits and Digits + AliRunLoader *rl=0; + Int_t i ; + for(i = 1 ; i < fInput ; i++){ + TString tempo(fEventNames[i]) ; + tempo += i; + if ((rl = AliRunLoader::GetRunLoader(tempo))) + rl->GetDetectorLoader("EMCAL")->UnloadSDigits() ; } + AliEMCALLoader *emcalLoader = dynamic_cast(AliRunLoader::GetRunLoader()->GetDetectorLoader("EMCAL")); + emcalLoader->UnloadDigits() ; } + //_________________________________________________________________________________________ -void AliEMCALDigitizer::WriteDigits(Int_t event) +void AliEMCALDigitizer::WriteDigits() { // Makes TreeD in the output file. @@ -610,113 +809,64 @@ void AliEMCALDigitizer::WriteDigits(Int_t event) // and branch "AliEMCALDigitizer", with the same title to keep all the parameters // and names of files, from which digits are made. - AliEMCALGetter * gime = AliEMCALGetter::GetInstance() ; - const TClonesArray * digits = gime->Digits(GetName()) ; - TTree * treeD ; + AliEMCALLoader *emcalLoader = dynamic_cast(AliRunLoader::GetRunLoader()->GetDetectorLoader("EMCAL")); - if(fManager) - treeD = fManager->GetTreeD() ; - else { - if (!gAlice->TreeD() ) - gAlice->MakeTree("D",fSplitFile); - treeD = gAlice->TreeD(); - } - - // -- create Digits branch - Int_t bufferSize = 32000 ; - TBranch * digitsBranch = treeD->Branch("EMCAL",&digits,bufferSize); - digitsBranch->SetTitle(GetName()); - - // -- Create Digitizer branch - Int_t splitlevel = 0 ; - AliEMCALDigitizer * d = gime->Digitizer(GetName()) ; - TBranch * digitizerBranch = treeD->Branch("AliEMCALDigitizer", "AliEMCALDigitizer", &d,bufferSize,splitlevel); - digitizerBranch->SetTitle(GetName()); - - digitsBranch->Fill() ; - digitizerBranch->Fill() ; - treeD->AutoSave() ; - -} -//____________________________________________________________________________ -Float_t AliEMCALDigitizer::FrontEdgeTime(TClonesArray * ticks) -{ // - ticks->Sort() ; //Sort in accordance with times of ticks - TIter it(ticks) ; - AliEMCALTick * ctick = (AliEMCALTick *) it.Next() ; - Float_t time = ctick->CrossingTime(fTimeThreshold) ; - - AliEMCALTick * t ; - while((t=(AliEMCALTick*) it.Next())){ - if(t->GetTime() < time) //This tick starts before crossing - *ctick+=*t ; - else - return time ; - - time = ctick->CrossingTime(fTimeThreshold) ; + const TClonesArray * digits = emcalLoader->Digits() ; + TTree * treeD = emcalLoader->TreeD(); + if ( !treeD ) { + emcalLoader->MakeDigitsContainer(); + treeD = emcalLoader->TreeD(); } - return time ; -} -//____________________________________________________________________________ -Float_t AliEMCALDigitizer::TimeOfNoise(void) -{ // Calculates the time signal generated by noise - //to be rewritten, now returns just big number - return 1. ; -} -//____________________________________________________________________________ -void AliEMCALDigitizer::SetSDigitsBranch(const char* title) -{ - // we set title (comment) of the SDigits branch in the first! header file - if( strcmp(GetName(), "") == 0 ) - Init() ; + // -- create Digits branch + Int_t bufferSize = 32000 ; + TBranch * digitsBranch = 0; + if ((digitsBranch = treeD->GetBranch("EMCAL"))) { + digitsBranch->SetAddress(&digits); + AliWarning("Digits Branch already exists. Not all digits will be visible"); + } + else + treeD->Branch("EMCAL","TClonesArray",&digits,bufferSize); + //digitsBranch->SetTitle(fEventFolderName); + treeD->Fill() ; + + emcalLoader->WriteDigits("OVERWRITE"); + emcalLoader->WriteDigitizer("OVERWRITE"); + + Unload() ; - AliEMCALGetter::GetInstance()->SDigits()->SetName(title) ; } -//__________________________________________________________________ -void AliEMCALDigitizer::SetSplitFile(const TString splitFileName) +void AliEMCALDigitizer::Browse(TBrowser* b) { - // Diverts the Digits in a file separate from the hits file - - // I guess it is not going to work if we do merging - if (fManager) { - cerr << "ERROR: AliEMCALDigitizer::SetSplitFile -> Not yet available in case of merging activated " << endl ; - return ; - } + if(fHists) b->Add(fHists); + TTask::Browse(b); +} - TDirectory * cwd = gDirectory ; - if ( !(gAlice->GetTreeDFileName() == splitFileName) ) { - if (gAlice->GetTreeDFile() ) - gAlice->GetTreeDFile()->Close() ; +TList *AliEMCALDigitizer::BookControlHists(int var) +{ + // 22-nov-04 + // histograms for monitoring digitizer performance + + Info("BookControlHists"," started "); + gROOT->cd(); + const AliEMCALGeometry *geom = AliEMCALGeometry::GetInstance(); + if(var>=1){ + new TH1F("hDigiN", "#EMCAL digits with fAmp > fDigitThreshold", + fNADCEC+1, -0.5, Double_t(fNADCEC)); + new TH1F("HDigiSumEnergy","Sum.EMCAL energy from digi", 1000, 0.0, 200.); + new TH1F("hDigiAmp", "EMCAL digital amplitude", fNADCEC+1, -0.5, Double_t(fNADCEC)); + new TH1F("hDigiEnergy","EMCAL cell energy", 2000, 0.0, 200.); + new TH1F("hDigiAbsId","EMCAL absId cells with fAmp > fDigitThreshold ", + geom->GetNCells(), 0.5, Double_t(geom->GetNCells())+0.5); } - fSplitFile = gAlice->InitTreeFile("D",splitFileName.Data()); - fSplitFile->cd() ; - gAlice->Write(0, TObject::kOverwrite); - - TTree *treeE = gAlice->TreeE(); - if (!treeE) { - cerr << "ERROR: AliEMCALDigitizer::SetSplitFile -> No TreeE found "<SetBranchAddress("Header", &header); - treeE->SetBranchStatus("*",1); - TTree *treeENew = treeE->CloneTree(); - treeENew->Write(0, TObject::kOverwrite); - - // copy AliceGeom - TGeometry *AliceGeom = static_cast(cwd->Get("AliceGeom")); - if (!AliceGeom) { - cerr << "ERROR: AliEMCALDigitizer::SetSplitFile -> AliceGeom was not found in the input file "<Write(0, TObject::kOverwrite); - - gAlice->MakeTree("D",fSplitFile); - cwd->cd() ; - cout << "INFO: AliEMCALDigitizer::SetSPlitMode -> Digits will be stored in " << splitFileName.Data() << endl ; + fHists = AliEMCALHistoUtilities::MoveHistsToList("EmcalDigiControlHists", kFALSE); + fHists = 0; //huh? JLK 03-Mar-2006 + return fHists; +} + +void AliEMCALDigitizer::SaveHists(const char* name, Bool_t kSingleKey, const char* opt) +{ + AliEMCALHistoUtilities::SaveListOfHists(fHists, name, kSingleKey, opt); }