X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=EMCAL%2FAliEMCALDigitizer.cxx;h=011b44194382f76ca44b1127ec51a5ad94cb126c;hb=dd162229ba248f085030dfbbfdd91ed7c663870a;hp=1ca93731dc332440e3aaed9679e7e337b140cdc8;hpb=54cbf5a65ed7bed44a53f7d970c35e764b2e6f04;p=u%2Fmrichter%2FAliRoot.git diff --git a/EMCAL/AliEMCALDigitizer.cxx b/EMCAL/AliEMCALDigitizer.cxx index 1ca93731dc3..011b4419438 100644 --- a/EMCAL/AliEMCALDigitizer.cxx +++ b/EMCAL/AliEMCALDigitizer.cxx @@ -18,7 +18,7 @@ //_________________________________________________________________________ // ////////////////////////////////////////////////////////////////////////////// -// Class performs digitization of Summable digits +// Class performs digitization of Summable digits from simulated data // // In addition it performs mixing of summable digits from different events. // @@ -52,558 +52,1061 @@ // //*-- 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 // --- 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" -ClassImp(AliEMCALDigitizer) - +//#include "AliEMCALTick.h" +#include "AliEMCALCalibData.h" +#include "AliEMCALSimParam.h" +#include "AliEMCALRawDigit.h" -//____________________________________________________________________________ - AliEMCALDigitizer::AliEMCALDigitizer() +namespace { - // ctor - - fSDigitizer = 0 ; - fNinputs = 0 ; - fPinNoise = 0.0 ; - fTowerDigitThreshold = 0.0 ; - fTimeResolution = 0. ; - fTimeSignalLength = 0. ; - fPreShowerDigitThreshold = 0. ; - fADCchannelTower = 0.0; // width of one ADC channel in GeV - fADCpedestalTower = 0. ; // pedestal of ADC - fNADCTower = 0; // number of channels in Tower ADC - - fADCchannelPreSho = 0.0; // width of one ADC channel in Pre Shower - fADCpedestalPreSho = 0.0 ; // pedestal of ADC - fNADCPreSho = 0; // number of channels in Pre Shower ADC - fTimeThreshold = 0.0; //Means 1 MeV in terms of SDigits amplitude - fManager = 0 ; + Double_t HeavisideTheta(Double_t x) + { + Double_t signal = 0.; + + if (x > 0.) signal = 1.; + + return signal; + } + + Double_t AnalogFastORFunction(Double_t *x, Double_t *par) + { + Double_t v0 = par[0]; + Double_t t0 = par[1]; + Double_t tr = par[2]; + + Double_t R1 = 1000.; + Double_t C1 = 33e-12; + Double_t R2 = 1800; + Double_t C2 = 22e-12; + + Double_t t = x[0]; + + return (((0.8*(-((TMath::Power(C1,2)*C2*TMath::Power(TMath::E(),(-t + t0)/(C1*R1))* + TMath::Power(R1,2)*R2)/(C1*R1 - C2*R2)) + + C1*C2*R1*R2*(1 - (C2*TMath::Power(TMath::E(),(-t + t0)/(C2*R2))*R2)/(-(C1*R1) + C2*R2)))*v0* + HeavisideTheta(t - t0))/tr + - (0.8*(C1*C2*R1*R2 - + (TMath::Power(C1,2)*C2*TMath::Power(TMath::E(),(-1.*t + t0 + 1.25*tr)/(C1*R1))* + TMath::Power(R1,2)*R2)/(C1*R1 - C2*R2) + + (C1*TMath::Power(C2,2)*TMath::Power(TMath::E(),(-1.*t + t0 + 1.25*tr)/(C2*R2))* + R1*TMath::Power(R2,2))/(C1*R1 - C2*R2))*v0* + HeavisideTheta(t - t0 - 1.25*tr))/tr)/(C2*R1)); + } +} +ClassImp(AliEMCALDigitizer) -} //____________________________________________________________________________ -Bool_t AliEMCALDigitizer::Init() +AliEMCALDigitizer::AliEMCALDigitizer() + : AliDigitizer("",""), + fDefaultInit(kTRUE), + fDigitsInRun(0), + fInit(0), + fInput(0), + fInputFileNames(0x0), + fEventNames(0x0), + fDigitThreshold(0), + fMeanPhotonElectron(0), +// fPedestal(0), //Not used, remove? +// fSlope(0), //Not used, remove? + fPinNoise(0), + fTimeDelay(0), + fTimeResolution(0), +// fTimeThreshold(0), //Not used, remove? +// fTimeSignalLength(0), //Not used, remove? + fADCchannelEC(0), + fADCpedestalEC(0), + fNADCEC(0), + fEventFolderName(""), + fFirstEvent(0), + fLastEvent(0), + fCalibData(0x0) { - // Makes all memory allocations - - 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 - - - - if(fManager) - SetTitle("aliroot") ; - else if (strcmp(GetTitle(),"")==0) - SetTitle("galice.root") ; - - if( strcmp(GetName(), "") == 0 ) - SetName("Default") ; - - 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()) ; - } - return kTRUE ; - - - + // ctor + InitParameters() ; + fManager = 0 ; // We work in the standalone mode } //____________________________________________________________________________ -AliEMCALDigitizer::AliEMCALDigitizer(const char *headerFile,const char *name) +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),//Not used, remove? +// fSlope(0), //Not used, remove? + fPinNoise(0), + fTimeDelay(0), + fTimeResolution(0), +// fTimeThreshold(0), //Not used, remove? +// fTimeSignalLength(0), //Not used, remove? + fADCchannelEC(0), + fADCpedestalEC(0), + fNADCEC(0), + fEventFolderName(eventFolderName), + fFirstEvent(0), + fLastEvent(0), + fCalibData(0x0) { - SetName(name) ; - SetTitle(headerFile) ; - fManager = 0 ; // We work in the standalong mode + // ctor + InitParameters() ; Init() ; - - - + fManager = 0 ; // We work in the standalone mode } + //____________________________________________________________________________ -AliEMCALDigitizer::AliEMCALDigitizer(AliRunDigitizer * ard):AliDigitizer(ard) +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), //Not used, remove? +// fSlope(d.fSlope), //Not used, remove? + fPinNoise(d.fPinNoise), + fTimeDelay(d.fTimeDelay), + fTimeResolution(d.fTimeResolution), +// fTimeThreshold(d.fTimeThreshold), //Not used, remove? +// fTimeSignalLength(d.fTimeSignalLength), //Not used, remove? + fADCchannelEC(d.fADCchannelEC), + fADCpedestalEC(d.fADCpedestalEC), + fNADCEC(d.fNADCEC), + fEventFolderName(d.fEventFolderName), + fFirstEvent(d.fFirstEvent), + fLastEvent(d.fLastEvent), + fCalibData(d.fCalibData) { - // ctor - SetName(""); //Will call init in the digitizing - SetTitle("aliroot") ; + // copyy ctor } //____________________________________________________________________________ - AliEMCALDigitizer::~AliEMCALDigitizer() +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), //Not used, remove? +// fSlope(0.), //Not used, remove? + fPinNoise(0.), + fTimeDelay(0.), + fTimeResolution(0.), +// fTimeThreshold(0), //Not used, remove? +// fTimeSignalLength(0), //Not used, remove? + fADCchannelEC(0), + fADCpedestalEC(0), + fNADCEC(0), + fEventFolderName(0), + fFirstEvent(0), + fLastEvent(0), + fCalibData(0x0) { - // dtor - + // ctor Init() is called by RunDigitizer + fManager = rd ; + fEventFolderName = fManager->GetInputFolderName(0) ; + SetTitle(dynamic_cast(fManager->GetInputStream(0))->GetFileName(0)); + InitParameters() ; } -//____________________________________________________________________________ -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 ) ; +//____________________________________________________________________________ + AliEMCALDigitizer::~AliEMCALDigitizer() +{ + //dtor + if (AliRunLoader::Instance()) { + AliLoader *emcalLoader=0; + if ((emcalLoader = AliRunLoader::Instance()->GetDetectorLoader("EMCAL"))) + emcalLoader->CleanDigitizer(); + } + else + AliDebug(1," no runloader present"); + + delete [] fInputFileNames ; + delete [] fEventNames ; } //____________________________________________________________________________ -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 - // filled with noise (different for EMC, CPV and PPSD) and - // 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()) ; + // filled with noise and after that adds contributions from + // SDigits. This design helps to avoid scanning over the + // list of digits to add contribution of any new SDigit. + // + // JLK 26-Jun-2008 + // Note that SDigit energy info is stored as an amplitude, so we + // must call the Calibrate() method of the SDigitizer to convert it + // back to an energy in GeV before adding it to the Digit + // + static int nEMC=0; //max number of digits possible - 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() ; + AliRunLoader *rl = AliRunLoader::Instance(); + AliEMCALLoader *emcalLoader = dynamic_cast(rl->GetDetectorLoader("EMCAL")); + + if(emcalLoader){ + 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() ; //correct way to clear array when memory is + //allocated by objects stored in array + + // Load Geometry + AliEMCALGeometry *geom = 0; + if (!rl->GetAliRun()) { + AliFatal("Could not get AliRun from runLoader"); } -// 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++ ; - } - - - //Find the first tower with signal - Int_t nextSig = 200000 ; - Int_t i; - for(i=0; iAt(i) ; - if ( !sdigits->GetEntriesFast() ) - continue ; - Int_t curNext = ((AliEMCALDigit *)sdigits->At(0))->GetId() ; - if(curNext < nextSig) - nextSig = curNext ; + else{ + AliEMCAL * emcal = (AliEMCAL*)rl->GetAliRun()->GetDetector("EMCAL"); + geom = emcal->GetGeometry(); + nEMC = geom->GetNCells(); + AliDebug(1,Form("nEMC %i (number cells in EMCAL) | %s \n", nEMC, geom->GetName())); } - - TArrayI index(input) ; - index.Reset() ; //Set all indexes to zero - - AliEMCALDigit * digit = 0 ; - AliEMCALDigit * curSDigit = 0 ; - - 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() ) ; - //look if we have to add signal? - digit = (AliEMCALDigit *) digits->At(absID-1) ; - 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 - new((*ticks)[contrib++]) AliEMCALTick(digit->GetTime(),0, b); - //Mark the end of the ignal - new((*ticks)[contrib++]) AliEMCALTick(digit->GetTime()+fTimeSignalLength, -a, -b); + + Int_t absID = -1 ; + + 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() ) ; + } + else + { + //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 ; - // 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]) ; - else - curSDigit = 0 ; - //May be several digits will contribute from the same input - while(curSDigit && curSDigit->GetId() == absID){ - //Shift primary to separate primaries belonging different inputs - Int_t primaryoffset ; - if(fManager) - primaryoffset = fManager->GetMask(i) ; - else - primaryoffset = i ; - curSDigit->ShiftPrimary(primaryoffset) ; - - a = curSDigit->GetAmp() ; - b = a /fTimeSignalLength ; - new((*ticks)[contrib++]) AliEMCALTick(curSDigit->GetTime(),0, b); - new((*ticks)[contrib++]) AliEMCALTick(curSDigit->GetTime()+fTimeSignalLength, -a, -b); - - *digit = *digit + *curSDigit ; //add energies - - index[i]++ ; - if(((TClonesArray *)sdigArray->At(i))->GetEntriesFast() > index[i] ) - curSDigit = (AliEMCALDigit*)((TClonesArray *)sdigArray->At(i))->At(index[i]) ; - else - curSDigit = 0 ; - } - } - -//calculate and set time - Float_t time = FrontEdgeTime(ticks) ; - digit->SetTime(time) ; - - //Find next signal module - nextSig = 200000 ; - for(i=0; iAt(i)) ; - Int_t curNext = nextSig ; - if(sdigits->GetEntriesFast() > index[i] ){ - curNext = ((AliEMCALDigit *) sdigits->At(index[i]))->GetId() ; - - } - if(curNext < nextSig) nextSig = curNext ; + 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); + if(rl2->GetDetectorLoader("EMCAL")) + { + AliEMCALLoader *emcalLoader2 = dynamic_cast(rl2->GetDetectorLoader("EMCAL")); + if(emcalLoader2) sdigArray->AddAt(emcalLoader2->SDigits(), i) ; + else AliFatal("EMCAL Loader of second event not available!"); } + else Fatal("Digitize", "Loader of second input not found"); } + + //Find the first tower with signal + Int_t nextSig = nEMC + 1 ; + TClonesArray * sdigits ; + for(i = 0 ; i < fInput ; i++){ + + sdigits = dynamic_cast(sdigArray->At(i)) ; + if(sdigits){ + if (sdigits->GetEntriesFast() ){ + AliEMCALDigit *sd = dynamic_cast(sdigits->At(0)); + if(sd){ + Int_t curNext = sd->GetId() ; + if(curNext < nextSig) + nextSig = curNext ; + AliDebug(1,Form("input %i : #sdigits %i \n", + i, sdigits->GetEntriesFast())); + + }//First entry is not NULL + else { + Info("Digitize", "NULL sdigit pointer"); + continue; + } + }//There is at least one entry + else { + Info("Digitize", "NULL sdigits array"); + continue; + } + }// SDigits array exists + else { + Info("Digitizer","Null sdigit pointer"); + continue; + } + }// input loop + AliDebug(1,Form("FIRST tower with signal %i \n", nextSig)); + + TArrayI index(fInput) ; + index.Reset() ; //Set all indexes to zero + + AliEMCALDigit * digit ; + AliEMCALDigit * curSDigit ; + + // TClonesArray * ticks = new TClonesArray("AliEMCALTick",1000) ; + + //Put Noise contribution + for(absID = 0; absID < nEMC; absID++){ // Nov 30, 2006 by PAI; was from 1 to nEMC + Float_t energy = 0 ; + // amplitude set to zero, noise will be added later + new((*digits)[absID]) AliEMCALDigit( -1, -1, absID, 0., TimeOfNoise(),kFALSE); // absID-1->absID + //look if we have to add signal? + + digit = dynamic_cast(digits->At(absID)); // absID-1->absID + + if (digit) { + + if(absID==nextSig){ + //Add SDigits from all inputs + // ticks->Clear() ; + //Int_t contrib = 0 ; + + //Follow PHOS and comment out this timing model til a better one + //can be developed - JLK 28-Apr-2008 + + //Float_t a = digit->GetAmplitude() ; + //Float_t b = TMath::Abs( a /fTimeSignalLength) ; + //Mark the beginning of the signal + //new((*ticks)[contrib++]) AliEMCALTick(digit->GetTime(),0, b); + //Mark the end of the signal + //new((*ticks)[contrib++]) AliEMCALTick(digit->GetTime()+fTimeSignalLength, -a, -b); + + // Calculate time as time of the largest digit + Float_t time = digit->GetTime() ; + Float_t aTime= digit->GetAmplitude() ; + + // loop over input + for(i = 0; i< fInput ; i++){ //loop over (possible) merge sources + TClonesArray* sdtclarr = dynamic_cast(sdigArray->At(i)); + if(sdtclarr) { + Int_t sDigitEntries = sdtclarr->GetEntriesFast(); + + if(sDigitEntries > index[i] ) + curSDigit = dynamic_cast(sdtclarr->At(index[i])) ; + else + curSDigit = 0 ; + + //May be several digits will contribute from the same input + while(curSDigit && (curSDigit->GetId() == absID)){ + //Shift primary to separate primaries belonging different inputs + Int_t primaryoffset ; + if(fManager) + primaryoffset = fManager->GetMask(i) ; + else + primaryoffset = i ; + curSDigit->ShiftPrimary(primaryoffset) ; + + //Remove old timing model - JLK 28-April-2008 + //a = curSDigit->GetAmplitude() ; + //b = a /fTimeSignalLength ; + //new((*ticks)[contrib++]) AliEMCALTick(curSDigit->GetTime(),0, b); + //new((*ticks)[contrib++]) AliEMCALTick(curSDigit->GetTime()+fTimeSignalLength, -a, -b); + if(curSDigit->GetAmplitude()>aTime) { + aTime = curSDigit->GetAmplitude(); + time = curSDigit->GetTime(); + } + + *digit = *digit + *curSDigit ; //adds amplitudes of each digit + + index[i]++ ; + if( sDigitEntries > index[i] ) + curSDigit = dynamic_cast(sdtclarr->At(index[i])) ; + else + curSDigit = 0 ; + }// while + }// source exists + }// loop over merging sources + + //Here we convert the summed amplitude to an energy in GeV + energy = sDigitizer->Calibrate(digit->GetAmplitude()) ; // GeV + // add fluctuations for photo-electron creation + energy *= static_cast(gRandom->Poisson(fMeanPhotonElectron)) / static_cast(fMeanPhotonElectron) ; + + //calculate and set time + //New timing model needed - JLK 28-April-2008 + //Float_t time = FrontEdgeTime(ticks) ; + digit->SetTime(time) ; + + //Find next signal module + nextSig = nEMC + 1 ; + for(i = 0 ; i < fInput ; i++){ + sdigits = dynamic_cast(sdigArray->At(i)) ; + if(sdigits){ + Int_t curNext = nextSig ; + AliEMCALDigit * tmpdigit = dynamic_cast(sdigits->At(index[i])); + if(sdigits->GetEntriesFast() > index[i] && tmpdigit){ + curNext = tmpdigit->GetId() ; + } + if(curNext < nextSig) nextSig = curNext ; + }// sdigits exist + } // input loop + + }//absID==nextSig + + // add the noise now + energy += TMath::Abs(gRandom->Gaus(0., fPinNoise)) ; + // JLK 26-June-2008 + //Now digitize the energy according to the sDigitizer method, + //which merely converts the energy to an integer. Later we will + //check that the stored value matches our allowed dynamic ranges + digit->SetAmplitude(sDigitizer->Digitize(energy)) ; + AliDebug(10,Form(" absID %5i energy %f nextSig %5i\n", + absID, energy, nextSig)); + }// Digit pointer exists + else{ + Info("Digitizer","Digit pointer is null"); + } + } // for(absID = 0; absID < nEMC; absID++) + + //ticks->Delete() ; + //delete ticks ; + + //JLK is it better to call Clear() here? + delete sdigArray ; //We should not delete its contents + + //remove digits below thresholds + // until 10-02-2010 remove digits with energy smaller than fDigitThreshold 3*fPinNoise + // now, remove digits with Digitized ADC smaller than fDigitThreshold = 3 + Float_t energy=0; + for(i = 0 ; i < nEMC ; i++){ + digit = dynamic_cast( digits->At(i) ) ; + if(digit){ + //First get the energy in GeV units. + energy = sDigitizer->Calibrate(digit->GetAmplitude()) ; + //Then digitize using the calibration constants of the ocdb + Float_t ampADC = DigitizeEnergy(energy, digit->GetId()) ; + //if(ampADC>2)printf("Digit energy %f, amp %d, amp cal %d, threshold %d\n",energy,digit->GetAmplitude(),ampADC,fDigitThreshold); + if(ampADC < fDigitThreshold) + digits->RemoveAt(i) ; + else + digit->SetTime(gRandom->Gaus(digit->GetTime(),fTimeResolution) ) ; + }// digit exists + } // digit loop + + digits->Compress() ; + + Int_t ndigits = digits->GetEntriesFast() ; + + //JLK 26-June-2008 + //After we have done the summing and digitizing to create the + //digits, now we want to calibrate the resulting amplitude to match + //the dynamic range of our real data. + for (i = 0 ; i < ndigits ; i++) { + digit = dynamic_cast( digits->At(i) ) ; + if(digit){ + digit->SetIndexInList(i) ; + energy = sDigitizer->Calibrate(digit->GetAmplitude()) ; + digit->SetAmplitude(DigitizeEnergy(energy, digit->GetId()) ) ; + //Add delay to time + digit->SetTime(digit->GetTime()+fTimeDelay) ; + // printf("digit amplitude set at end: i %d, amp %f\n",i,digit->GetAmplitude()); + }// digit exists + }//Digit loop + + }//SDigitizer not null } - - ticks->Delete() ; - delete ticks ; - - + else AliFatal("EMCALLoader is NULL!") ; +} - //remove digits below thresholds - for(absID = 0; absID < nEMC/2 ; absID++){ +// //_____________________________________________________________________ +Float_t AliEMCALDigitizer::DigitizeEnergy(Float_t energy, Int_t AbsId) +{ + // JLK 26-June-2008 + // Returns digitized value of the energy in a cell absId + // using the calibration constants stored in the OCDB + // or default values if no CalibData object is found. + // This effectively converts everything to match the dynamic range + // of the real data we will collect + // + // Load Geometry + const AliEMCALGeometry * geom = AliEMCALGeometry::GetInstance(); - if(sDigitizer->Calibrate(((AliEMCALDigit*)digits->At(absID))->GetAmp()) < fTowerDigitThreshold) - digits->RemoveAt(absID) ; - else - digit->SetTime(gRandom->Gaus(digit->GetTime(),fTimeResolution) ) ; - } + Float_t channel = -999; - for(absID = nEMC/2; absID < nEMC ; absID++){ - - if(sDigitizer->Calibrate(((AliEMCALDigit*)digits->At(absID))->GetAmp()) < fPreShowerDigitThreshold) - digits->RemoveAt(absID) ; - else - digit->SetTime(gRandom->Gaus(digit->GetTime(),fTimeResolution) ) ; + if (geom==0){ + AliFatal("Did not get geometry from EMCALLoader"); } + else { + Int_t iSupMod = -1; + Int_t nModule = -1; + Int_t nIphi = -1; + Int_t nIeta = -1; + Int_t iphi = -1; + Int_t ieta = -1; + 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); - digits->Compress() ; - - Int_t ndigits = digits->GetEntriesFast() ; + if(fCalibData) { + fADCpedestalEC = fCalibData->GetADCpedestal(iSupMod,ieta,iphi); + fADCchannelEC = fCalibData->GetADCchannel(iSupMod,ieta,iphi); + } - digits->Expand(ndigits) ; + //channel = static_cast (TMath::Floor( (energy + fADCpedestalEC)/fADCchannelEC )) ; + channel = (energy + fADCpedestalEC)/fADCchannelEC ; + + if(channel > fNADCEC ) + channel = fNADCEC ; + }// geometry exists + return channel ; - //Set indexes in list of digits - //Int_t i ; - for (i = 0 ; i < ndigits ; i++) { - AliEMCALDigit * digit = (AliEMCALDigit *) digits->At(i) ; - digit->SetIndexInList(i) ; - Float_t energy = sDigitizer->Calibrate(digit->GetAmp()) ; - digit->SetAmp(DigitizeEnergy(energy,digit->GetId()) ) ; - } } //____________________________________________________________________________ - -Int_t AliEMCALDigitizer::DigitizeEnergy(Float_t energy, Int_t absId) +void AliEMCALDigitizer::Exec(Option_t *option) { - Int_t channel = -999; - Int_t nphi = AliEMCALGetter::GetInstance()->EMCALGeometry()->GetNPhi() ; - Int_t nz = AliEMCALGetter::GetInstance()->EMCALGeometry()->GetNZ() ; - - 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 ; - } - - return channel ; -} + // 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 ; + } -//____________________________________________________________________________ -void AliEMCALDigitizer::Exec(Option_t *option) { - // Managing method -if(strcmp(GetName(), "") == 0 ) - Init() ; - if (strstr(option,"print")) { - Print(""); + + Print(); return ; } if(strstr(option,"tim")) gBenchmark->Start("EMCALDigitizer"); - AliEMCALGetter * gime = AliEMCALGetter::GetInstance() ; - - Int_t nevents ; - - TTree * treeD ; - - if(fManager){ - treeD = fManager->GetTreeD() ; - nevents = 1 ; // Will process only one event + AliRunLoader *rl = AliRunLoader::Instance(); + AliEMCALLoader *emcalLoader = dynamic_cast(rl->GetDetectorLoader("EMCAL")); + Int_t nEvents = 0; + if(!emcalLoader){ + AliFatal("Did not get the Loader"); } - else { - gAlice->GetEvent(0) ; - nevents = (Int_t) gAlice->TreeE()->GetEntries() ; - treeD=gAlice->TreeD() ; - } - - - //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 ; - } + else{ + // Post Digitizer to the white board + emcalLoader->PostDigitizer(this) ; - 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 ; - - 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) ; - } + if (fLastEvent == -1) { + fLastEvent = rl->GetNumberOfEvents() - 1 ; } - else - gime->Event(ievent,"S") ; - - Digitize(ievent) ; //Add prepared SDigits to digits and add the noise + else if (fManager) + fLastEvent = fFirstEvent ; // what is this ?? - WriteDigits(ievent) ; + nEvents = fLastEvent - fFirstEvent + 1; + Int_t ievent = -1; + + TClonesArray* digitsTMP = new TClonesArray("AliEMCALDigit", 32*96); + TClonesArray* digitsTRG = new TClonesArray("AliEMCALRawDigit", 32*96); + + rl->LoadSDigits("EMCAL"); + for (ievent = fFirstEvent; ievent <= fLastEvent; ievent++) { + + rl->GetEvent(ievent); + + Digitize(ievent) ; //Add prepared SDigits to digits and add the noise + + WriteDigits() ; + + //Trigger Digits + //------------------------------------- + + + Digits2FastOR(digitsTMP, digitsTRG); + + WriteDigits(digitsTRG); + + (emcalLoader->TreeD())->Fill(); + + emcalLoader->WriteDigits( "OVERWRITE"); + emcalLoader->WriteDigitizer("OVERWRITE"); + + Unload(); + + digitsTRG ->Delete(); + digitsTMP ->Delete(); + + //------------------------------------- + + if(strstr(option,"deb")) + PrintDigits(option); + if(strstr(option,"table")) gObjectTable->Print(); + + //increment the total number of Digits per run + fDigitsInRun += emcalLoader->Digits()->GetEntriesFast() ; + }//loop - if(strstr(option,"deb")) - PrintDigits(option); + emcalLoader->CleanDigitizer() ; - //increment the total number of Digits per run - fDigitsInRun += gime->Digits()->GetEntriesFast() ; - } + }//loader exists 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 )) ; + } +} + +//____________________________________________________________________________ +void AliEMCALDigitizer::Digits2FastOR(TClonesArray* digitsTMP, TClonesArray* digitsTRG) +{ + // FEE digits afterburner to produce TRG digits + // we are only interested in the FEE digit deposited energy + // to be converted later into a voltage value + + // push the FEE digit to its associated FastOR (numbered from 0:95) + // TRU is in charge of summing module digits + + AliRunLoader *runLoader = AliRunLoader::Instance(); + + AliRun* run = runLoader->GetAliRun(); + + AliEMCALLoader *emcalLoader = dynamic_cast(runLoader->GetDetectorLoader("EMCAL")); + if(!emcalLoader){ + AliFatal("Did not get the Loader"); } + else { + AliEMCAL* emcal = dynamic_cast(run->GetDetector("EMCAL")); + if(emcal){ + AliEMCALGeometry* geom = emcal->GetGeometry(); + + // build FOR from simulated digits + // and xfer to the corresponding TRU input (mapping) + + TClonesArray* digits = emcalLoader->Digits(); + + TIter NextDigit(digits); + while (AliEMCALDigit* digit = (AliEMCALDigit*)NextDigit()) + { + Int_t id = digit->GetId(); + + Int_t trgid; + if (geom && geom->GetFastORIndexFromCellIndex(id , trgid)) + { + AliDebug(1,Form("trigger digit id: %d from cell id: %d\n",trgid,id)); + + AliEMCALDigit* d = static_cast(digitsTMP->At(trgid)); + + if (!d) + { + new((*digitsTMP)[trgid]) AliEMCALDigit(*digit); + d = (AliEMCALDigit*)digitsTMP->At(trgid); + d->SetId(trgid); + } + else + { + *d = *d + *digit; + } + } + } + + if (AliDebugLevel()) printf("Number of TRG digits: %d\n",digitsTMP->GetEntriesFast()); + + Int_t nSamples = 32; + Int_t *timeSamples = new Int_t[nSamples]; + + NextDigit = TIter(digitsTMP); + while (AliEMCALDigit* digit = (AliEMCALDigit*)NextDigit()) + { + if (digit) + { + Int_t id = digit->GetId(); + Float_t time = digit->GetTime(); + + Double_t depositedEnergy = 0.; + for (Int_t j = 1; j <= digit->GetNprimary(); j++) depositedEnergy += digit->GetDEPrimary(j); + + if (AliDebugLevel()) printf("Deposited Energy: %f\n", depositedEnergy); + + // FIXME: Check digit time! + if (depositedEnergy) + { + DigitalFastOR(time, depositedEnergy, timeSamples, nSamples); + + for (Int_t j=0;jGetEntriesFast()]) AliEMCALRawDigit(id, timeSamples, nSamples); + } + } + } + + delete [] timeSamples; + }// AliEMCAL exists + else AliFatal("Could not get AliEMCAL"); + }// loader exists } +//____________________________________________________________________________ +void AliEMCALDigitizer::DigitalFastOR( Double_t time, Double_t dE, Int_t timeSamples[], Int_t nSamples ) +{ + // parameters: + // id: 0..95 + const Int_t reso = 11; // 11-bit resolution ADC + const Double_t vFSR = 1; // Full scale input voltage range + const Double_t Ne = 125; // signal of the APD per MeV of energy deposit in a tower: 125 photo-e-/MeV @ M=30 + const Double_t vA = .136e-6; // CSP output range: 0.136uV/e- + const Double_t rise = 40e-9; // rise time (10-90%) of the FastOR signal before shaping + + const Double_t kTimeBinWidth = 25E-9; // sampling frequency (40MHz) + + Double_t vV = 1000. * dE * Ne * vA; // GeV 2 MeV + + TF1 signalF("signal", AnalogFastORFunction, 0, nSamples * kTimeBinWidth, 3); + signalF.SetParameter( 0, vV ); + signalF.SetParameter( 1, time ); // FIXME: when does the signal arrive? Might account for cable lengths + signalF.SetParameter( 2, rise ); + + for (Int_t iTime=0; iTimeSort() ; //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::Instance()->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); + + //Calibration instance + fCalibData = emcalLoader->CalibData(); + return fInit ; +} + +//____________________________________________________________________________ +void AliEMCALDigitizer::InitParameters() +{ + // Parameter initialization for digitizer + + // Get the parameters from the OCDB via the loader + AliRunLoader *rl = AliRunLoader::Instance(); + AliEMCALLoader *emcalLoader = dynamic_cast(rl->GetDetectorLoader("EMCAL")); + AliEMCALSimParam * simParam = 0x0; + if(emcalLoader) simParam = emcalLoader->SimulationParameters(); + + if(!simParam){ + simParam = AliEMCALSimParam::GetInstance(); + AliWarning("Simulation Parameters not available in OCDB?"); + } + + fMeanPhotonElectron = simParam->GetMeanPhotonElectron();//4400; // electrons per GeV + fPinNoise = simParam->GetPinNoise();//0.012; // pin noise in GeV from analysis test beam data + if (fPinNoise < 0.0001 ) + Warning("InitParameters", "No noise added\n") ; + fDigitThreshold = simParam->GetDigitThreshold(); //fPinNoise * 3; // 3 * sigma + fTimeResolution = simParam->GetTimeResolution(); //0.6e-9 ; // 600 pc + fTimeDelay = simParam->GetTimeDelay(); //600e-9 ; // 600 ns + + // 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 = simParam->GetNADCEC();//(Int_t) TMath::Power(2,16) ; // number of channels in Tower ADC - 65536 + + AliDebug(2,Form("Mean Photon Electron %d, Noise %f, Digit Threshold %d,Time Resolution %g,NADCEC %d", + fMeanPhotonElectron,fPinNoise,fDigitThreshold,fTimeResolution,fNADCEC)); + + // Not used anymore, remove? + // fTimeSignalLength = 1.0e-9 ; + // fTimeThreshold = 0.001*10000000 ; // Means 1 MeV in terms of SDigits amplitude ?? + +} //__________________________________________________________________ -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) ; + // looking for the file which contains SDigits + AliEMCALLoader *emcalLoader = dynamic_cast(AliRunLoader::Instance()->GetDetectorLoader("EMCAL")); - // 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 ; - } + if(!emcalLoader){ + AliFatal("Did not get the Loader"); } + else{ + 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++ ; + + }// Loader exits +} + +//__________________________________________________________________ +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 ; + 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")); + if(emcalLoader){ + 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()) ; + }//loader } + + AliEMCALLoader *emcalLoader = dynamic_cast(AliRunLoader::Instance()->GetDetectorLoader("EMCAL")); + + if(emcalLoader) printf("\nWriting digits to %s", emcalLoader->GetDigitsFileName().Data()) ; + else printf("\nNULL LOADER"); + + printf("\nWith following parameters:\n") ; + + printf(" Electronics noise in EMC (fPinNoise) = %f\n", fPinNoise) ; + printf(" Threshold in Tower (fDigitThreshold) = %d\n", fDigitThreshold) ; + printf("---------------------------------------------------\n") ; + } + else + printf("Print: AliEMCALDigitizer not initialized") ; } //__________________________________________________________________ -void AliEMCALDigitizer::PrintDigits(Option_t * option){ - - AliEMCALGetter * gime = AliEMCALGetter::GetInstance() ; - TClonesArray * fDigits = gime->Digits() ; - - cout << "AliEMCALDigitiser:"<< endl ; - cout << " Number of entries in Digits list " << fDigits->GetEntriesFast() << endl ; - cout << endl ; - if(strstr(option,"all")){ - - //loop over digits - AliEMCALDigit * digit; - cout << "Digit Id " << " Amplitude " << " Index " << " Nprim " << " Primaries list " << endl; - 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() <<" "; - - Int_t iprimary; - for (iprimary=0; iprimaryGetNprimary(); iprimary++) - cout << setw(5) << digit->GetPrimary(iprimary+1) << " "; - cout << endl; +void AliEMCALDigitizer::PrintDigits(Option_t * option) +{ + //utility method for printing digit information + + AliEMCALLoader *emcalLoader = dynamic_cast(AliRunLoader::Instance()->GetDetectorLoader("EMCAL")); + if(emcalLoader){ + 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; + printf("\nEMC digits (with primaries):\n") ; + printf("\n Id Amplitude Time Index Nprim: Primaries list \n") ; + Int_t index ; + for (index = 0 ; index < digits->GetEntries() ; index++) { + digit = dynamic_cast(digits->At(index)) ; + if(digit){ + printf("\n%6d %8f %6.5e %4d %2d : ", + digit->GetId(), digit->GetAmplitude(), digit->GetTime(), digit->GetIndexInList(), digit->GetNprimary()) ; + Int_t iprimary; + for (iprimary=0; iprimaryGetNprimary(); iprimary++) { + printf("%d ",digit->GetPrimary(iprimary+1) ) ; + } + }// digit exists + }// loop } + printf("\n"); + }// loader exists + else printf("NULL LOADER, cannot print\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::Instance()->GetDetectorLoader("EMCAL")); + if(emcalLoader)emcalLoader->UnloadDigits() ; + else AliFatal("Did not get the loader"); } + //_________________________________________________________________________________________ -void AliEMCALDigitizer::WriteDigits(Int_t event) +void AliEMCALDigitizer::WriteDigits() { - + // Makes TreeD in the output file. // Check if branch already exists: // if yes, exit without writing: ROOT TTree does not support overwriting/updating of @@ -611,107 +1114,73 @@ void AliEMCALDigitizer::WriteDigits(Int_t event) // else creates branch with Digits, named "EMCAL", title "...", // 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 ; - - if(fManager) - treeD = fManager->GetTreeD() ; - else { - if (!gAlice->TreeD() ) - gAlice->MakeTree("D"); - 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()); - - treeD->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 ; + + AliEMCALLoader *emcalLoader = dynamic_cast(AliRunLoader::Instance()->GetDetectorLoader("EMCAL")); + + if(emcalLoader){ + const TClonesArray * digits = emcalLoader->Digits() ; + TTree * treeD = emcalLoader->TreeD(); + if ( !treeD ) { + emcalLoader->MakeDigitsContainer(); + treeD = emcalLoader->TreeD(); + } + + // -- 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 - return time ; + treeD->Branch("EMCAL","TClonesArray",&digits,bufferSize); + //digitsBranch->SetTitle(fEventFolderName); - time = ctick->CrossingTime(fTimeThreshold) ; - } - return time ; + // treeD->Fill() ; + /* + emcalLoader->WriteDigits("OVERWRITE"); + emcalLoader->WriteDigitizer("OVERWRITE"); + + Unload() ; + */ + + }// loader exists + else AliFatal("Loader not available"); } -//____________________________________________________________________________ -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) +//__________________________________________________________________ +void AliEMCALDigitizer::WriteDigits(TClonesArray* digits, const char* branchName) { - // we set title (comment) of the SDigits branch in the first! header file - if( strcmp(GetName(), "") == 0 ) - Init() ; - - AliEMCALGetter::GetInstance()->SDigits()->SetName(title) ; + // + AliEMCALLoader *emcalLoader = dynamic_cast(AliRunLoader::Instance()->GetDetectorLoader("EMCAL")); + if(emcalLoader){ + + TTree* treeD = emcalLoader->TreeD(); + if (!treeD) + { + emcalLoader->MakeDigitsContainer(); + treeD = emcalLoader->TreeD(); + } + + // -- create Digits branch + Int_t bufferSize = 32000; + + if (TBranch* triggerBranch = treeD->GetBranch(branchName)) + { + triggerBranch->SetAddress(&digits); + } + else + { + treeD->Branch(branchName,"TClonesArray",&digits,bufferSize); + } + + // treeD->Fill(); + }// loader exists + else AliFatal("Loader not available"); } //__________________________________________________________________ -void AliEMCALDigitizer::SetSplitFile(const TString splitFileName) const +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 ; - } - - TDirectory * cwd = gDirectory ; - TFile * splitFile = gAlice->InitTreeFile("D",splitFileName.Data()); - splitFile->cd() ; - gAlice->Write(); - - 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(); - - // copy AliceGeom - TGeometry *AliceGeom = static_cast(cwd->Get("AliceGeom")); - if (!AliceGeom) { - cerr << "ERROR: AliEMCALDigitizer::SetSplitFile -> AliceGeom was not found in the input file "<Write(); - cwd->cd() ; - gAlice->MakeTree("D",splitFile); - cout << "INFO: AliEMCALDigitizer::SetSPlitMode -> Digits will be stored in " << splitFileName.Data() << endl ; + TTask::Browse(b); }