///_________________________________________________________________________________
// --- 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 <Riostream.h>
// --- AliRoot header files ---
-#include "AliRun.h"
-#include "AliHeader.h"
-#include "AliStream.h"
#include "AliRunDigitizer.h"
#include "AliEMCALDigit.h"
#include "AliEMCAL.h"
//____________________________________________________________________________
- AliEMCALDigitizer::AliEMCALDigitizer()
+ AliEMCALDigitizer::AliEMCALDigitizer():AliDigitizer("",""),
+ fInput(0),
+ fInputFileNames(0x0),
+ fEventNames(0x0)
{
// ctor
InitParameters() ;
fDefaultInit = kTRUE ;
fManager = 0 ; // We work in the standalong mode
-
+ fEventFolderName = "" ;
}
//____________________________________________________________________________
-AliEMCALDigitizer::AliEMCALDigitizer(const char *headerFile, const char *name, const Bool_t toSplit)
+AliEMCALDigitizer::AliEMCALDigitizer(TString alirunFileName, TString eventFolderName):
+ AliDigitizer("EMCAL"+AliConfig::Instance()->GetDigitizerTaskName(), alirunFileName),
+ fInputFileNames(0), fEventNames(0), fEventFolderName(eventFolderName)
{
// ctor
- SetTitle(headerFile) ;
- SetName(name) ;
- fManager = 0 ; // We work in the standalong mode
- fSplitFile= 0 ;
InitParameters() ;
- fToSplit = toSplit ;
Init() ;
fDefaultInit = kFALSE ;
+ fManager = 0 ; // We work in the standalong mode
}
//____________________________________________________________________________
-AliEMCALDigitizer::AliEMCALDigitizer(AliRunDigitizer * ard):AliDigitizer(ard)
+AliEMCALDigitizer::AliEMCALDigitizer(const AliEMCALDigitizer & d) : AliDigitizer(d)
{
- // ctor
- SetTitle(ard->GetInputFileName(0,0)) ;
+ // copyy ctor
+
+ SetName(d.GetName()) ;
+ SetTitle(d.GetTitle()) ;
+ 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;
+ }
+
+//____________________________________________________________________________
+AliEMCALDigitizer::AliEMCALDigitizer(AliRunDigitizer * rd):
+ AliDigitizer(rd,"EMCAL"+AliConfig::Instance()->GetDigitizerTaskName()),
+ fEventFolderName(0)
+{
+ // ctor Init() is called by RunDigitizer
+ fManager = rd ;
+ fEventFolderName = fManager->GetInputFolderName(0) ;
+ SetTitle(dynamic_cast<AliStream*>(fManager->GetInputStream(0))->GetFileName(0));
InitParameters() ;
fDefaultInit = kFALSE ;
- fSplitFile = 0 ;
-
- if (ard->GetOutputFile()) {
- SetName(ard->GetOutputFile().Data());
- fToSplit = kTRUE ;
- } else {
- SetName("Default") ;
- fToSplit = kFALSE ;
- }
}
//____________________________________________________________________________
AliEMCALDigitizer::~AliEMCALDigitizer()
{
// dtor
+ AliEMCALGetter * gime =AliEMCALGetter::Instance(GetTitle(),fEventFolderName);
+ gime->EmcalLoader()->CleanDigitizer();
+ delete [] fInputFileNames ;
+ delete [] fEventNames ;
- fSplitFile = 0 ;
}
//____________________________________________________________________________
-void AliEMCALDigitizer::Digitize(const Int_t event)
+void AliEMCALDigitizer::Digitize(Int_t event)
{
// Makes the digitization of the collected summable digits
// 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()) ;
-
+ AliEMCALGetter * gime = AliEMCALGetter::Instance(GetTitle(), fEventFolderName) ;
+ Int_t ReadEvent = event ;
+ if (fManager)
+ ReadEvent = dynamic_cast<AliStream*>(fManager->GetInputStream(0))->GetCurrentEventNumber() ;
+ Info("Digitize", "Adding event %d from input stream 0 %s %s", ReadEvent, GetTitle(), fEventFolderName.Data()) ;
+ gime->Event(ReadEvent, "S") ;
+ TClonesArray * digits = gime->Digits() ;
digits->Clear() ;
const AliEMCALGeometry *geom = gime->EMCALGeometry() ;
- //Making digits with noise, first EMC
- Int_t nEMC = 2*geom->GetNPhi()*geom->GetNZ();
+ Int_t nEMC = geom->GetNPhi()*geom->GetNZ(); //max number of digits possible
+
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() ;
- }
+ digits->Expand(nEMC) ;
-// 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++ ;
- }
+ // get first the sdigitizer from the tasks list (must have same name as the digitizer)
+ if ( !gime->SDigitizer() )
+ gime->LoadSDigitizer();
+ AliEMCALSDigitizer * sDigitizer = gime->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(gime->SDigits(), 0) ;
+ Int_t i ;
+ for(i = 1 ; i < fInput ; i++){
+ TString tempo(fEventNames[i]) ;
+ tempo += i ;
+ AliEMCALGetter * gime = AliEMCALGetter::Instance(fInputFileNames[i], tempo) ;
+ if (fManager)
+ ReadEvent = dynamic_cast<AliStream*>(fManager->GetInputStream(i))->GetCurrentEventNumber() ;
+ Info("Digitize", "Adding event %d from input stream %d %s %s", ReadEvent, i, fInputFileNames[i].Data(), tempo.Data()) ;
+ gime->Event(ReadEvent,"S");
+ sdigArray->AddAt(gime->SDigits(), i) ;
}
-
+
//Find the first tower with signal
- Int_t nextSig = 200000 ;
- Int_t i;
- for(i=0; i<input; i++){
- sdigits = (TClonesArray *)sdigArray->At(i) ;
+ Int_t nextSig = nEMC + 1 ;
+ TClonesArray * sdigits ;
+ for(i = 0 ; i < fInput ; i++){
+ sdigits = dynamic_cast<TClonesArray *>(sdigArray->At(i)) ;
if ( !sdigits->GetEntriesFast() )
continue ;
- Int_t curNext = ((AliEMCALDigit *)sdigits->At(0))->GetId() ;
+ Int_t curNext = dynamic_cast<AliEMCALDigit *>(sdigits->At(0))->GetId() ;
if(curNext < nextSig)
nextSig = curNext ;
}
- TArrayI index(input) ;
+ TArrayI index(fInput) ;
index.Reset() ; //Set all indexes to zero
AliEMCALDigit * digit ;
//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() ) ;
+ Float_t amp = 0 ;
+ // amplitude set to zero, noise will be added later
+ new((*digits)[absID-1]) AliEMCALDigit( -1, -1, absID, 0, TimeOfNoise() ) ;
//look if we have to add signal?
- digit = (AliEMCALDigit *) digits->At(absID-1) ;
-
+ digit = dynamic_cast<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
+ //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<TClonesArray *>(sdigArray->At(i))->GetEntriesFast() > index[i] )
+ curSDigit = dynamic_cast<AliEMCALDigit*>(dynamic_cast<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){
+ while(curSDigit && (curSDigit->GetId() == absID)){
//Shift primary to separate primaries belonging different inputs
Int_t primaryoffset ;
if(fManager)
*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<TClonesArray *>(sdigArray->At(i))->GetEntriesFast() > index[i] )
+ curSDigit = dynamic_cast<AliEMCALDigit*>(dynamic_cast<TClonesArray *>(sdigArray->At(i))->At(index[i])) ;
else
curSDigit = 0 ;
}
}
-
+ // add fluctuations for photo-electron creation
+ amp = sDigitizer->Calibrate(digit->GetAmp()) ; // GeV
+ amp *= static_cast<Float_t>(gRandom->Poisson(fMeanPhotonElectron)) / static_cast<Float_t>(fMeanPhotonElectron) ;
+
//calculate and set time
Float_t time = FrontEdgeTime(ticks) ;
digit->SetTime(time) ;
//Find next signal module
- nextSig = 200000 ;
- for(i=0; i<input; i++){
- sdigits = ((TClonesArray *)sdigArray->At(i)) ;
+ nextSig = nEMC + 1 ;
+ for(i = 0 ; i < fInput ; i++){
+ sdigits = dynamic_cast<TClonesArray *>(sdigArray->At(i)) ;
Int_t curNext = nextSig ;
if(sdigits->GetEntriesFast() > index[i] ){
- curNext = ((AliEMCALDigit *) sdigits->At(index[i]))->GetId() ;
-
+ curNext = dynamic_cast<AliEMCALDigit *>(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)) ;
}
ticks->Delete() ;
delete sdigArray ; //We should not delete its contents
//remove digits below thresholds
- for(absID = 0; absID < nEMC/2 ; absID++){
- digit = dynamic_cast<AliEMCALDigit*>( digits->At(absID) ) ;
- if(sDigitizer->Calibrate( digit->GetAmp() ) < fTowerDigitThreshold)
- digits->RemoveAt(absID) ;
- else
+ for(i = 0 ; i < nEMC ; i++){
+ digit = dynamic_cast<AliEMCALDigit*>( digits->At(i) ) ;
+ Float_t threshold = fDigitThreshold ;
+ if(sDigitizer->Calibrate( digit->GetAmp() ) < threshold)
+ digits->RemoveAt(i) ;
+ else
digit->SetTime(gRandom->Gaus(digit->GetTime(),fTimeResolution) ) ;
}
-
- for(absID = nEMC/2; absID < nEMC ; absID++){
- digit = dynamic_cast<AliEMCALDigit*>( digits->At(absID) ) ;
- if(sDigitizer->Calibrate( digit->GetAmp() ) < fPreShowerDigitThreshold)
- digits->RemoveAt(absID) ;
- else
- digit->SetTime(gRandom->Gaus(digit->GetTime(),fTimeResolution) ) ;
- }
-
digits->Compress() ;
Int_t ndigits = digits->GetEntriesFast() ;
digit = dynamic_cast<AliEMCALDigit *>( digits->At(i) ) ;
digit->SetIndexInList(i) ;
Float_t energy = sDigitizer->Calibrate(digit->GetAmp()) ;
- digit->SetAmp(DigitizeEnergy(energy,digit->GetId()) ) ;
+ digit->SetAmp(DigitizeEnergy(energy) ) ;
}
}
//____________________________________________________________________________
-Int_t AliEMCALDigitizer::DigitizeEnergy(Float_t energy, Int_t absId)
+Int_t AliEMCALDigitizer::DigitizeEnergy(Float_t energy)
{
- 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<Int_t> (TMath::Ceil( (energy + fADCpedestalTower)/fADCchannelTower )) ;
- if(channel > fNADCTower )
- channel = fNADCTower ;
- } else {
- channel = static_cast<Int_t>(TMath::Ceil( (energy + fADCpedestalPreSho)/fADCchannelPreSho )) ;
- if(channel > fNADCPreSho )
- channel = fNADCPreSho ;
- }
-
+ Int_t channel = -999;
+ channel = static_cast<Int_t> (TMath::Ceil( (energy + fADCpedestalEC)/fADCchannelEC )) ;
+ if(channel > fNADCEC )
+ channel = fNADCEC ;
return channel ;
}
//____________________________________________________________________________
void AliEMCALDigitizer::Exec(Option_t *option)
{
- // Managing method
+ // 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(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
-
- //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 ;
- }
- }
- }
- else { //EMCAL standalone
- if(gime->BranchExists("Digits") )
- return ;
- nevents=gime->MaxEvent() ;
- }
+ AliEMCALGetter * gime = AliEMCALGetter::Instance(GetTitle()) ;
+
+ if (fLastEvent == -1)
+ fLastEvent = gime->MaxEvent() - 1 ;
+ else if (fManager)
+ fLastEvent = fFirstEvent ;
+
+ 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) ;
- }
+ for (ievent = fFirstEvent; ievent <= fLastEvent; ievent++) {
+
+ gime->Event(ievent,"S") ;
- }
- else
- gime->Event(ievent,"S") ;
-
Digitize(ievent) ; //Add prepared SDigits to digits and add the noise
-
- WriteDigits(ievent) ;
-
+
+ WriteDigits() ;
+
if(strstr(option,"deb"))
PrintDigits(option);
-
+
//increment the total number of Digits per run
fDigitsInRun += gime->Digits()->GetEntriesFast() ;
}
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 ;
- }
-
+ printf("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() ;
Bool_t AliEMCALDigitizer::Init()
{
// Makes all memory allocations
-
- if( strcmp(GetTitle(), "") == 0 )
- SetTitle("galice.root") ;
-
- AliEMCALGetter * gime = AliEMCALGetter::GetInstance(GetTitle(), GetName(), fToSplit) ;
+ fInit = kTRUE ;
+ AliEMCALGetter * gime = AliEMCALGetter::Instance(GetTitle(), fEventFolderName) ;
if ( gime == 0 ) {
- cerr << "ERROR: AliEMCALDigitizer::Init -> Could not obtain the Getter object !" << endl ;
+ Error("Init", "Could not obtain the Getter object for file %s and event %s !", GetTitle(), fEventFolderName.Data()) ;
return kFALSE;
}
- //const AliEMCALGeometry * geom = gime->EMCALGeometry() ;
+ TString opt("Digits") ;
+ if(gime->VersionExists(opt) ) {
+ Error( "Init", "Give a version name different from %s", fEventFolderName.Data() ) ;
+ fInit = kFALSE ;
+ }
- //fEmcCrystals = geom->GetNModules() * geom->GetNCristalsInModule() ;
-
- // Post Digits to the white board
- gime->PostDigits(GetName() ) ;
-
// Post Digitizer to the white board
gime->PostDigitizer(this) ;
-
- fSplitFile = 0 ;
- if(fToSplit){
- // construct the name of the file as /path/EMCAL.SDigits.root
- //First - extract full path if necessary
- TString digitsFileName(GetTitle()) ;
- Ssiz_t islash = digitsFileName.Last('/') ;
- if(islash<digitsFileName.Length())
- digitsFileName.Remove(islash+1,digitsFileName.Length()) ;
- else
- digitsFileName="" ;
- // Next - append the file name
- digitsFileName+="EMCAL.Digits." ;
- if((strcmp(GetName(),"Default")!=0)&&(strcmp(GetName(),"")!=0)){
- digitsFileName+=GetName() ;
- digitsFileName+="." ;
- }
- digitsFileName+="root" ;
- // Finally - check if the file already opened or open the file
- fSplitFile = static_cast<TFile*>(gROOT->GetFile(digitsFileName.Data()));
- if(!fSplitFile)
- fSplitFile = TFile::Open(digitsFileName.Data(),"update") ;
- }
- //Mark that we will use current header file
- if(!fManager){
- gime->PostSDigits(GetName(),GetTitle()) ;
- gime->PostSDigitizer(GetName(),GetTitle()) ;
+ 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<AliStream*>(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
}
- return kTRUE ;
+
+ //to prevent cleaning of this object while GetEvent is called
+ gime->EmcalLoader()->GetDigitsDataLoader()->GetBaseTaskLoader()->SetDoNotReload(kTRUE);
+
+ return fInit ;
}
//____________________________________________________________________________
void AliEMCALDigitizer::InitParameters()
{
- fPinNoise = 0.00001 ;
- fTowerDigitThreshold = 0.001 ;
- fTimeResolution = 0.5e-9 ;
+ fMeanPhotonElectron = 18200 ; // electrons per GeV
+ fPinNoise = 0.003 ; // noise equivalent GeV (random choice)
+ if (fPinNoise == 0. )
+ Warning("InitParameters", "No noise added\n") ;
+ fDigitThreshold = fPinNoise * 3; //2 sigma
+ fTimeResolution = 1.0e-9 ;
fTimeSignalLength = 1.0e-9 ;
- fPreShowerDigitThreshold = fTowerDigitThreshold/25. ;
- 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
+ fADCchannelEC = 0.00305; // width of one ADC channel in GeV - HG fix so that we see 200 GeV gammas
+ fADCpedestalEC = 0.005 ; // GeV
+ fNADCEC = (Int_t) TMath::Power(2,16) ; // number of channels in Tower ADC
- fTimeThreshold = 0.001*10000000 ; //Means 1 MeV in terms of SDigits amplitude
+ fTimeThreshold = 0.001*10000000 ; //Means 1 MeV in terms of SDigits amplitude
}
//__________________________________________________________________
-void AliEMCALDigitizer::MixWith(char* headerFile)
+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
Init() ;
if(fManager){
- cout << "Can not use this method under AliRunDigitizer " << endl ;
+ 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
-
- AliEMCALGetter * gime = AliEMCALGetter::GetInstance() ;
- TString path = gime->SDigitsFolder()->GetName() ;
-
- // before it was ???? "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 ;
}
-
- 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
+ AliEMCALGetter * gime = AliEMCALGetter::Instance() ;
+ TString fileName( gime->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 ;
}
- }
-
-}
-
-//__________________________________________________________________
-void AliEMCALDigitizer::Print(Option_t* option)const {
+ // need to increase the arrays
+ 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++ ;
+}
- if( strcmp(GetName(), "") != 0) {
+//__________________________________________________________________
+void AliEMCALDigitizer::Print()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 ;
- const Int_t nStreams = GetNInputStreams() ;
- if (nStreams) {
- Int_t index = 0 ;
- for (index = 0 ; index < nStreams ; index++)
- cout << "Adding SDigits " << GetName() << " from " << fManager->GetInputFileName(index, 0) << endl ;
-
- cout << endl ;
- cout << "Writing digits to " << fManager->GetInputFileName(0, 0) << endl ;
- } else {
-// AliEMCALGetter * gime = AliEMCALGetter::GetInstance() ;
-// gime->Folder("sdigits") ;
-// cout << "Digitizing sDigits from file(s): " <<endl ;
-// TCollection * folderslist = gime->Folder("sdigits")->GetListOfFolders() ;
-// TIter next(folderslist) ;
-// TFolder * folder = 0 ;
-
-// while ( (folder = (TFolder*)next()) ) {
-// if ( folder->FindObject(GetName()) )
-// cout << "Adding SDigits " << GetName() << " from " << GetSDigitsFileName() << 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 ;
+ Int_t nStreams ;
+ if (fManager)
+ nStreams = GetNInputStreams() ;
+ else
+ nStreams = fInput ;
+
+ Int_t index = 0 ;
+ for (index = 0 ; index < nStreams ; index++) {
+ TString tempo(fEventNames[index]) ;
+ tempo += index ;
+ AliEMCALGetter * gime = AliEMCALGetter::Instance(fInputFileNames[index], tempo) ;
+ TString fileName( gime->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()) ;
+ }
+ AliEMCALGetter * gime = AliEMCALGetter::Instance(GetTitle(), fEventFolderName) ;
+ printf("\nWriting digits to %s", gime->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
- cout << "AliEMCALDigitizer not initialized " << endl ;
+ 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")){
-
+ AliEMCALGetter * gime = AliEMCALGetter::Instance(GetTitle(), fEventFolderName) ;
+ TClonesArray * digits = gime->Digits() ;
+
+ printf("PrintDigits: %d", digits->GetEntriesFast()) ;
+ printf("\nevent %d", gAlice->GetEvNumber()) ;
+ printf("\n Number of entries in Digits list %d", digits->GetEntriesFast() ) ;
+
+ 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<AliEMCALDigit *>(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; iprimary<digit->GetNprimary(); iprimary++)
- cout << setw(5) << digit->GetPrimary(iprimary+1) << " ";
- cout << endl;
- }
-
+ for (iprimary=0; iprimary<digit->GetNprimary(); iprimary++) {
+ printf("%d ",digit->GetPrimary(iprimary+1) ) ;
+ }
+ }
}
}
}
+//__________________________________________________________________
+void AliEMCALDigitizer::Unload()
+{
+ // Unloads the SDigits and Digits
+ Int_t i ;
+ for(i = 1 ; i < fInput ; i++){
+ TString tempo(fEventNames[i]) ;
+ tempo += i ;
+ AliEMCALGetter * gime = AliEMCALGetter::Instance(fInputFileNames[i], tempo) ;
+ gime->EmcalLoader()->UnloadSDigits() ;
+ }
+
+ AliEMCALGetter * gime = AliEMCALGetter::Instance(GetTitle(), fEventFolderName) ;
+ gime->EmcalLoader()->UnloadDigits() ;
+}
+
//_________________________________________________________________________________________
-void AliEMCALDigitizer::WriteDigits(Int_t event)
+void AliEMCALDigitizer::WriteDigits()
{
// Makes TreeD in the output file.
// 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() == 0) || (fSplitFile)) // we should not create TreeD if it is already here
- gAlice->MakeTree("D", fSplitFile); // We overwrite TreeD in split file in the case of second reconstruction
- if(fSplitFile)
- fSplitFile->cd() ;
- 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 ;
- const AliEMCALDigitizer * d = gime->Digitizer(GetName()) ;
- TBranch * digitizerBranch = treeD->Branch("AliEMCALDigitizer", "AliEMCALDigitizer", &d,bufferSize,splitlevel);
- digitizerBranch->SetTitle(GetName());
-
- digitsBranch->Fill() ;
- digitizerBranch->Fill() ;
- treeD->AutoSave() ;
-
+ AliEMCALGetter * gime = AliEMCALGetter::Instance(GetTitle(), fEventFolderName) ;
+ const TClonesArray * digits = gime->Digits() ;
+ TTree * treeD = gime->TreeD();
+
+ // -- create Digits branch
+ Int_t bufferSize = 32000 ;
+ TBranch * digitsBranch = treeD->Branch("EMCAL",&digits,bufferSize);
+ digitsBranch->SetTitle(fEventFolderName);
+ digitsBranch->Fill() ;
+
+ gime->WriteDigits("OVERWRITE");
+ gime->WriteDigitizer("OVERWRITE");
+
+ Unload() ;
+
}