/* $Id$ */
+/* History of cvs commits:
+ *
+ * $Log$
+ */
+
//_________________________________________________________________________
//*-- Author : Dmitri Peressounko (SUBATECH & Kurchatov Institute)
//////////////////////////////////////////////////////////////////////////////
//
// --- ROOT system ---
-#include "TFile.h"
#include "TTree.h"
#include "TSystem.h"
-#include "TROOT.h"
-#include "TFolder.h"
-#include "TObjString.h"
#include "TBenchmark.h"
+#include "TRandom.h"
+
// --- Standard library ---
-#include <iomanip.h>
// --- AliRoot header files ---
-
-#include "AliRun.h"
+#include "AliLog.h"
+#include "AliRunDigitizer.h"
#include "AliPHOSDigit.h"
-#include "AliPHOS.h"
#include "AliPHOSGetter.h"
#include "AliPHOSDigitizer.h"
#include "AliPHOSSDigitizer.h"
#include "AliPHOSGeometry.h"
+#include "AliPHOSTick.h"
ClassImp(AliPHOSDigitizer)
//____________________________________________________________________________
- AliPHOSDigitizer::AliPHOSDigitizer():TTask("","")
+ AliPHOSDigitizer::AliPHOSDigitizer():AliDigitizer("",""),
+ fInput(0),
+ fInputFileNames(0x0),
+ fEventNames(0x0)
{
// ctor
-
- fPinNoise = 0.01 ;
- fEMCDigitThreshold = 0.01 ;
- fCPVNoise = 0.01;
- fCPVDigitThreshold = 0.09 ;
- fPPSDNoise = 0.0000001;
- fPPSDDigitThreshold = 0.0000002 ;
-
+ InitParameters() ;
+ fDefaultInit = kTRUE ;
+ fManager = 0 ; // We work in the standalong mode
+ fEventFolderName = "" ;
}
//____________________________________________________________________________
-AliPHOSDigitizer::AliPHOSDigitizer(const char *headerFile,const char * name):
- TTask(name, headerFile)
+AliPHOSDigitizer::AliPHOSDigitizer(TString alirunFileName,
+ TString eventFolderName):
+ AliDigitizer("PHOS"+AliConfig::Instance()->GetDigitizerTaskName(),
+ alirunFileName),
+ fInputFileNames(0), fEventNames(0), fEventFolderName(eventFolderName)
{
// ctor
-
- fPinNoise = 0.01 ;
- fEMCDigitThreshold = 0.01 ;
- fCPVNoise = 0.01;
- fCPVDigitThreshold = 0.09 ;
- fPPSDNoise = 0.0000001;
- fPPSDDigitThreshold = 0.0000002 ;
-
+ InitParameters() ;
Init() ;
-
+ fDefaultInit = kFALSE ;
+ fManager = 0 ; // We work in the standalong mode
}
//____________________________________________________________________________
- AliPHOSDigitizer::~AliPHOSDigitizer()
+AliPHOSDigitizer::AliPHOSDigitizer(const AliPHOSDigitizer & d)
+ : AliDigitizer(d)
{
- // dtor
+ // copyy ctor
+
+ SetName(d.GetName()) ;
+ SetTitle(d.GetTitle()) ;
+ fPinNoise = d.fPinNoise ;
+ fEMCDigitThreshold = d.fEMCDigitThreshold ;
+ fCPVNoise = d.fCPVNoise ;
+ fCPVDigitThreshold = d.fCPVDigitThreshold ;
+ fTimeResolution = d.fTimeResolution ;
+ fTimeThreshold = d.fTimeThreshold ;
+ fTimeSignalLength = d.fTimeSignalLength ;
+ fADCchanelEmc = d.fADCchanelEmc ;
+ fADCpedestalEmc = d.fADCpedestalEmc ;
+ fNADCemc = d.fNADCemc ;
+ fADCchanelCpv = d.fADCchanelCpv ;
+ fADCpedestalCpv = d.fADCpedestalCpv ;
+ fNADCcpv = d.fNADCcpv ;
+ fEventFolderName = d.fEventFolderName;
+}
+//____________________________________________________________________________
+AliPHOSDigitizer::AliPHOSDigitizer(AliRunDigitizer * rd):
+ AliDigitizer(rd,"PHOS"+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 ;
+}
+//____________________________________________________________________________
+ AliPHOSDigitizer::~AliPHOSDigitizer()
+{
+ // dtor
+ delete [] fInputFileNames ;
+ delete [] fEventNames ;
+
}
//____________________________________________________________________________
-void AliPHOSDigitizer::Digitize(const Int_t event)
+void AliPHOSDigitizer::Digitize(Int_t event)
{
// Makes the digitization of the collected summable digits.
// It first creates the array of all PHOS modules
- // filled with noise (different for EMC, CPV and PPSD) and
+ // filled with noise (different for EMC, and CPV) and
// then adds contributions from SDigits.
// This design avoids scanning over the list of digits to add
// contribution to new SDigits only.
- if( strcmp(GetName(), "") == 0 )
- Init() ;
-
- AliPHOSGetter * gime = AliPHOSGetter::GetInstance() ;
+ AliPHOSGetter * gime = AliPHOSGetter::Instance(GetTitle()) ;
+ Int_t ReadEvent = event ;
+ if (fManager)
+ ReadEvent = dynamic_cast<AliStream*>(fManager->GetInputStream(0))->GetCurrentEventNumber() ;
+ AliInfo(Form("Adding event %d from input stream 0 %s %s",
+ ReadEvent, GetTitle(), fEventFolderName.Data())) ;
+ gime->Event(ReadEvent, "S") ;
TClonesArray * digits = gime->Digits() ;
-
digits->Clear() ;
const AliPHOSGeometry *geom = gime->PHOSGeometry() ;
-
//Making digits with noise, first EMC
Int_t nEMC = geom->GetNModules()*geom->GetNPhi()*geom->GetNZ();
Int_t nCPV ;
- Int_t nPPSD ;
Int_t absID ;
- TString name = geom->GetName() ;
- if ( name == "IHEP" || name == "MIXT" )
- nCPV =nEMC + geom->GetNumberOfCPVPadsZ()*geom->GetNumberOfCPVPadsPhi()*
- geom->GetNCPVModules()*geom->GetNumberOfCPVLayers() ;
- else
- nCPV = nEMC;
+ nCPV = nEMC + geom->GetNumberOfCPVPadsZ() * geom->GetNumberOfCPVPadsPhi() * geom->GetNModules() ;
- if ( name == "GPS2" || name == "MIXT" )
- nPPSD =nCPV+2*geom->GetNPPSDModules()*geom->GetNumberOfModulesPhi()*geom->GetNumberOfModulesZ()*
- geom->GetNumberOfPadsPhi()*geom->GetNumberOfPadsZ() ;
- else
- nPPSD = nCPV;
-
+ digits->Expand(nCPV) ;
- digits->Expand(nPPSD) ;
+ // get first the sdigitizer from the tasks list
+ if ( !gime->SDigitizer() )
+ gime->LoadSDigitizer();
+ AliPHOSSDigitizer * sDigitizer = gime->SDigitizer();
+ if ( !sDigitizer )
+ AliFatal(Form("SDigitizer with name %s %s not found",
+ GetTitle(), fEventFolderName.Data() )) ;
- // sdigitize random gaussian noise and add it to all cells (EMCA+CPV+PPSD)
- // get first the sdigitizer from the tasks list (must have same name as the digitizer)
- const AliPHOSSDigitizer * sDigitizer = gime->SDigitizer(GetName());
- if ( !sDigitizer) {
- cerr << "ERROR: AliPHOSDigitizer::Digitize -> SDigitizer with name " << GetName() << " not found " << endl ;
- abort() ;
+ //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 ;
+ AliPHOSGetter * gime = AliPHOSGetter::Instance(fInputFileNames[i], tempo) ;
+ if (fManager)
+ ReadEvent = dynamic_cast<AliStream*>(fManager->GetInputStream(i))->GetCurrentEventNumber() ;
+ AliInfo(Form("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) ;
}
- for(absID = 1; absID <= nEMC; absID++){
- Float_t noise = gRandom->Gaus(0., fPinNoise) ;
- new((*digits)[absID-1]) AliPHOSDigit( -1,absID,sDigitizer->Digitize(noise) ) ;
+
+ //Find the first crystall with signal
+ Int_t nextSig = 200000 ;
+ TClonesArray * sdigits ;
+ for(i = 0 ; i < fInput ; i++){
+ sdigits = dynamic_cast<TClonesArray *>(sdigArray->At(i)) ;
+ if ( !sdigits->GetEntriesFast() )
+ continue ;
+ Int_t curNext = dynamic_cast<AliPHOSDigit *>(sdigits->At(0))->GetId() ;
+ if(curNext < nextSig)
+ nextSig = curNext ;
}
- for(absID = nEMC+1; absID <= nCPV; absID++){
- Float_t noise = gRandom->Gaus(0., fCPVNoise) ;
- new((*digits)[absID-1]) AliPHOSDigit( -1,absID,sDigitizer->Digitize(noise) ) ;
- }
+ TArrayI index(fInput) ;
+ index.Reset() ; //Set all indexes to zero
- for(absID = nCPV+1; absID <= nPPSD; absID++){
- Float_t noise = gRandom->Gaus(0., fPPSDNoise) ;
- new((*digits)[absID-1]) AliPHOSDigit( -1,absID,sDigitizer->Digitize(noise) ) ;
- }
+ AliPHOSDigit * digit ;
+ AliPHOSDigit * curSDigit ;
- // loop through the sdigits posted to the White Board and add them to the noise
- TCollection * folderslist = ((TFolder*)gROOT->FindObjectAny("YSAlice/WhiteBoard/SDigits/PHOS"))->GetListOfFolders() ;
- TIter next(folderslist) ;
- TFolder * folder = 0 ;
- TClonesArray * sdigits = 0 ;
- TString eventS ;
- eventS += event ;
- while ( (folder = (TFolder*)next()) ) {
- if ( (strcmp(folder->GetTitle(), eventS.Data()) == 0) || (strcmp(folder->GetTitle(), "") == 0) ) {
- Int_t numberoffiles = 0 ;
- if ( (sdigits = (TClonesArray*)folder->FindObject(GetName()) ) ) {
- cout << "INFO: AliPHOSDigitizer::Exec -> Adding SDigits " << GetName() << " from " << folder->GetName() << endl ;
- numberoffiles++ ;
- Int_t index ;
- AliPHOSDigit * curSDigit ;
- AliPHOSDigit * digit ;
- for ( index = 0 ; index < sdigits->GetEntriesFast(); index++) {
- curSDigit = (AliPHOSDigit*)sdigits->At(index) ;
- curSDigit->ShiftPrimary(numberoffiles) ;
- digit = (AliPHOSDigit*)digits->At(curSDigit->GetId() - 1 ) ;
- *digit = *digit + *curSDigit ;
+ TClonesArray * ticks = new TClonesArray("AliPHOSTick",1000) ;
+
+ //Put Noise contribution
+ for(absID = 1 ; absID <= nEMC ; absID++){
+ Float_t noise = gRandom->Gaus(0., fPinNoise) ;
+ new((*digits)[absID-1]) AliPHOSDigit( -1, absID, sDigitizer->Digitize(noise), TimeOfNoise() ) ;
+ //look if we have to add signal?
+ digit = dynamic_cast<AliPHOSDigit *>(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 beginning of the signal
+ new((*ticks)[contrib++]) AliPHOSTick(digit->GetTime(),0, b);
+ //Mark the end of the ignal
+ new((*ticks)[contrib++]) AliPHOSTick(digit->GetTime()+fTimeSignalLength, -a, -b);
+
+ //loop over inputs
+ for(i = 0 ; i < fInput ; i++){
+ if( dynamic_cast<TClonesArray *>(sdigArray->At(i))->GetEntriesFast() > index[i] )
+ curSDigit = dynamic_cast<AliPHOSDigit*>(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){
+ //Shift primary to separate primaries belonging different inputs
+ Int_t primaryoffset ;
+ if(fManager)
+ primaryoffset = fManager->GetMask(i) ;
+ else
+ primaryoffset = 10000000*i ;
+ curSDigit->ShiftPrimary(primaryoffset) ;
+
+ a = curSDigit->GetAmp() ;
+ b = a /fTimeSignalLength ;
+ new((*ticks)[contrib++]) AliPHOSTick(curSDigit->GetTime(),0, b);
+ new((*ticks)[contrib++]) AliPHOSTick(curSDigit->GetTime()+fTimeSignalLength, -a, -b);
+
+ *digit = *digit + *curSDigit ; //add energies
+
+ index[i]++ ;
+ if( dynamic_cast<TClonesArray *>(sdigArray->At(i))->GetEntriesFast() > index[i] )
+ curSDigit = dynamic_cast<AliPHOSDigit*>(dynamic_cast<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 ; i < fInput ; i++){
+ sdigits = dynamic_cast<TClonesArray *>(sdigArray->At(i)) ;
+ Int_t curNext = nextSig ;
+ if(sdigits->GetEntriesFast() > index[i] ){
+ curNext = dynamic_cast<AliPHOSDigit *>(sdigits->At(index[i]))->GetId() ;
}
+ if(curNext < nextSig) nextSig = curNext ;
}
}
}
- //remove digits below thresholds
- for(absID = 0; absID < nEMC ; absID++)
- if(sDigitizer->Calibrate(((AliPHOSDigit*)digits->At(absID))->GetAmp()) < fEMCDigitThreshold)
- digits->RemoveAt(absID) ;
- for(absID = nEMC; absID < nCPV ; absID++)
- if(sDigitizer->Calibrate(((AliPHOSDigit*)digits->At(absID))->GetAmp()) < fCPVDigitThreshold)
- digits->RemoveAt(absID) ;
+ ticks->Delete() ;
+ delete ticks ;
- for(absID = nCPV; absID < nPPSD ; absID++)
- if(sDigitizer->Calibrate(((AliPHOSDigit *)digits->At(absID))->GetAmp()) < fPPSDDigitThreshold)
- digits->RemoveAt(absID) ;
+ //Now CPV digits (different noise and no timing)
+ for(absID = nEMC+1; absID <= nCPV; absID++){
+ Float_t noise = gRandom->Gaus(0., fCPVNoise) ;
+ new((*digits)[absID-1]) AliPHOSDigit( -1,absID,sDigitizer->Digitize(noise), TimeOfNoise() ) ;
+ //look if we have to add signal?
+ if(absID==nextSig){
+ digit = dynamic_cast<AliPHOSDigit *>(digits->At(absID-1)) ;
+ //Add SDigits from all inputs
+ for(i = 0 ; i < fInput ; i++){
+ if( dynamic_cast<TClonesArray *>(sdigArray->At(i))->GetEntriesFast() > index[i] )
+ curSDigit = dynamic_cast<AliPHOSDigit*>( 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){
+ //Shift primary to separate primaries belonging different inputs
+ Int_t primaryoffset ;
+ if(fManager)
+ primaryoffset = fManager->GetMask(i) ;
+ else
+ primaryoffset = 10000000*i ;
+ curSDigit->ShiftPrimary(primaryoffset) ;
+
+ //add energies
+ *digit = *digit + *curSDigit ;
+ index[i]++ ;
+ if( dynamic_cast<TClonesArray *>(sdigArray->At(i))->GetEntriesFast() > index[i] )
+ curSDigit = dynamic_cast<AliPHOSDigit*>( dynamic_cast<TClonesArray *>(sdigArray->At(i))->At(index[i]) ) ;
+ else
+ curSDigit = 0 ;
+ }
+ }
+
+ //Find next signal module
+ nextSig = 200000 ;
+ for(i = 0 ; i < fInput ; i++){
+ sdigits = dynamic_cast<TClonesArray *>(sdigArray->At(i)) ;
+ Int_t curNext = nextSig ;
+ if(sdigits->GetEntriesFast() > index[i] )
+ curNext = dynamic_cast<AliPHOSDigit *>( sdigits->At(index[i]) )->GetId() ;
+ if(curNext < nextSig) nextSig = curNext ;
+ }
+
+ }
+ }
+
+ delete sdigArray ; //We should not delete its contents
+ //remove digits below thresholds
+ for(i = 0 ; i < nEMC ; i++){
+ digit = dynamic_cast<AliPHOSDigit*>( digits->At(i) ) ;
+ if(sDigitizer->Calibrate( digit->GetAmp() ) < fEMCDigitThreshold)
+ digits->RemoveAt(i) ;
+ else
+ digit->SetTime(gRandom->Gaus(digit->GetTime(),fTimeResolution) ) ;
+ }
+
+
+ for(i = nEMC; i < nCPV ; i++)
+ if( sDigitizer->Calibrate( dynamic_cast<AliPHOSDigit*>(digits->At(i))->GetAmp() ) < fCPVDigitThreshold )
+ digits->RemoveAt(i) ;
+
digits->Compress() ;
Int_t ndigits = digits->GetEntriesFast() ;
-
digits->Expand(ndigits) ;
-
- //Set indexes in list of digits
- Int_t i ;
+ //Set indexes in list of digits and make true digitization of the energy
for (i = 0 ; i < ndigits ; i++) {
- AliPHOSDigit * digit = (AliPHOSDigit *) digits->At(i) ;
+ digit = dynamic_cast<AliPHOSDigit*>( digits->At(i) ) ;
digit->SetIndexInList(i) ;
+ Float_t energy = sDigitizer->Calibrate(digit->GetAmp()) ;
+ digit->SetAmp(DigitizeEnergy(energy,digit->GetId()) ) ;
}
+}
+
+//____________________________________________________________________________
+Int_t AliPHOSDigitizer::DigitizeEnergy(Float_t energy, Int_t absId)
+{
+ // Returns digitized value of the energy in a cell absId
+ Int_t chanel ;
+ if(absId <= fEmcCrystals){ //digitize as EMC
+ chanel = (Int_t) TMath::Ceil((energy - fADCpedestalEmc)/fADCchanelEmc) ;
+ if(chanel > fNADCemc ) chanel = fNADCemc ;
+ }
+ else{ //Digitize as CPV
+ chanel = (Int_t) TMath::Ceil((energy - fADCpedestalCpv)/fADCchanelCpv) ;
+ if(chanel > fNADCcpv ) chanel = fNADCcpv ;
+ }
+ return chanel ;
}
//____________________________________________________________________________
void AliPHOSDigitizer::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
+ AliError(Form("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("PHOSDigitizer");
-
- //Check, if this branch already exits
- TObjArray * lob = (TObjArray*)gAlice->TreeD()->GetListOfBranches() ;
- TIter next(lob) ;
- TBranch * branch = 0 ;
- Bool_t phosfound = kFALSE, digitizerfound = kFALSE ;
- while ( (branch = (TBranch*)next()) && (!phosfound || !digitizerfound) ) {
- if ( (strcmp(branch->GetName(), "PHOS")==0) && (strcmp(branch->GetTitle(), GetName())==0) )
- phosfound = kTRUE ;
-
- else if ( (strcmp(branch->GetName(), "AliPHOSDigitizer")==0) && (strcmp(branch->GetTitle(), GetName())==0) )
- digitizerfound = kTRUE ;
- }
-
- if ( phosfound || digitizerfound ) {
- cerr << "WARNING: AliPHOSDigitizer::WriteDigits -> Digits and/or Digitizer branch with name " << GetName()
- << " already exits" << endl ;
- return ;
- }
+ AliPHOSGetter * gime = AliPHOSGetter::Instance(GetTitle()) ;
- Int_t nevents = (Int_t) gAlice->TreeE()->GetEntries() ;
+ // Post Digitizer to the white board
+ gime->PostDigitizer(this) ;
+
+ 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++){
+ for (ievent = fFirstEvent; ievent <= fLastEvent; ievent++) {
+
+ gime->Event(ievent,"S") ;
- gAlice->GetEvent(ievent);
- gAlice->SetEvent(ievent) ;
- if(!ReadSDigits(ievent)) //read sdigits event(s) evaluated by Combinator() from file(s)
- continue ;
-
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() ;
+ }
+
+ gime->PhosLoader()->CleanDigitizer();
if(strstr(option,"tim")){
gBenchmark->Stop("PHOSDigitizer");
- cout << "AliPHOSDigitizer:" << endl ;
- cout << " took " << gBenchmark->GetCpuTime("PHOSDigitizer") << " seconds for SDigitizing "
- << gBenchmark->GetCpuTime("PHOSDigitizer") << " seconds per event " << endl ;
- // << gBenchmark->GetCpuTime("PHOSDigitizer")/(fIeventMax->At(0)) << " seconds per event " << endl ;
- cout << endl ;
+ TString message ;
+ message = " took %f seconds for Digitizing %f seconds per event\n" ;
+ AliInfo(Form( message.Data(),
+ gBenchmark->GetCpuTime("PHOSDigitizer"),
+ gBenchmark->GetCpuTime("PHOSDigitizer")/nEvents ));
+ }
+}
+
+//____________________________________________________________________________
+Float_t AliPHOSDigitizer::FrontEdgeTime(TClonesArray * ticks) const
+{
+ // Returns the shortest time among all time ticks
+
+ ticks->Sort() ; //Sort in accordance with times of ticks
+ TIter it(ticks) ;
+ AliPHOSTick * ctick = (AliPHOSTick *) it.Next() ;
+ Float_t time = ctick->CrossingTime(fTimeThreshold) ;
+
+ AliPHOSTick * t ;
+ while((t=(AliPHOSTick*) it.Next())){
+ if(t->GetTime() < time) //This tick starts before crossing
+ *ctick+=*t ;
+ else
+ return time ;
+
+ time = ctick->CrossingTime(fTimeThreshold) ;
}
-
+ return time ;
}
//____________________________________________________________________________
-void AliPHOSDigitizer::Init()
+Bool_t AliPHOSDigitizer::Init()
{
// Makes all memory allocations
- // Adds Digitizer task to the folder of PHOS tasks
- //============================================================= YS
- // The initialisation is now done by AliPHOSGetter
-
- if( strcmp(GetTitle(), "") == 0 )
- SetTitle("galice.root") ;
-
-
- // the SDigits name is stored by AliPHOSGetter as the name of the TClones Array
- // //YSAlice/WhiteBoard/SDigits/PHOS/headerFile/branchname and has branchTitle as title.
-
- AliPHOSGetter * gime = AliPHOSGetter::GetInstance(GetTitle(), GetName()) ;
+ fInit = kTRUE ;
+ AliPHOSGetter * gime = AliPHOSGetter::Instance(GetTitle(), fEventFolderName) ;
if ( gime == 0 ) {
- cerr << "ERROR: AliPHOSDigitizer::Init -> Could not obtain the Getter object !" << endl ;
- return ;
+ AliFatal(Form("Could not obtain the Getter object for file %s and event %s !",
+ GetTitle(), fEventFolderName.Data()));
+ return kFALSE;
}
-
-// fIevent = new TArrayI(1) ;
-// fIevent->AddAt(-1,0 ) ;
-// fIeventMax = new TArrayI(1) ;
-// fIeventMax->AddAt((Int_t) gAlice->TreeE()->GetEntries(), 0 );
+ const AliPHOSGeometry * geom = gime->PHOSGeometry() ;
+
+ fEmcCrystals = geom->GetNModules() * geom->GetNCristalsInModule() ;
+
+ TString opt("Digits") ;
+ if(gime->VersionExists(opt) ) {
+ AliError(Form("Give a version name different from %s",
+ fEventFolderName.Data() )) ;
+ fInit = kFALSE ;
+ }
+
+ fFirstEvent = 0 ;
+ fLastEvent = fFirstEvent ;
+ if (fManager)
+ fInput = fManager->GetNinputs() ;
+ else
+ fInput = 1 ;
- //add Task to //YSAlice/tasks/Digitizer/PHOS
- TTask * aliceSD = (TTask*)gROOT->FindObjectAny("YSAlice/tasks/Digitizer") ;
- TTask * phosSD = (TTask*)aliceSD->GetListOfTasks()->FindObject("PHOS") ;
- phosSD->Add(this) ;
- // create a folder on the white board //YSAlice/WhiteBoard/Digits/PHOS/headerFile/digitsTitle
- gime->Post(GetTitle(), "D", GetName() ) ;
+ 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 by fManager
+ }
+
+ //to prevent cleaning of this object while GetEvent is called
+ gime->PhosLoader()->GetDigitsDataLoader()->GetBaseTaskLoader()->SetDoNotReload(kTRUE);
+
+ return fInit ;
+}
+
+//____________________________________________________________________________
+void AliPHOSDigitizer::InitParameters()
+{
+ // Set initial parameters Digitizer
+ fPinNoise = 0.004 ;
+ fEMCDigitThreshold = 0.012 ;
+ fCPVNoise = 0.01;
+ fCPVDigitThreshold = 0.09 ;
+ fTimeResolution = 0.5e-9 ;
+ fTimeSignalLength = 1.0e-9 ;
+ fDigitsInRun = 0 ;
+ fADCchanelEmc = 0.0015; // width of one ADC channel in GeV
+ fADCpedestalEmc = 0.005 ; //
+ fNADCemc = (Int_t) TMath::Power(2,16) ; // number of channels in EMC ADC
+
+ fADCchanelCpv = 0.0012 ; // width of one ADC channel in CPV 'popugais'
+ fADCpedestalCpv = 0.012 ; //
+ fNADCcpv = (Int_t) TMath::Power(2,12); // number of channels in CPV ADC
+
+ fTimeThreshold = 0.001*10000000 ; //Means 1 MeV in terms of SDigits amplitude
+ SetEventRange(0,-1) ;
+
}
//__________________________________________________________________
-void AliPHOSDigitizer::MixWith(const char* headerFile)
+void AliPHOSDigitizer::MixWith(TString alirunFileName, TString eventFolderName)
{
- // Alows to produce digits by superimposing background and signal event.
+ // Allows to produce digits by superimposing background and signal event.
// It is assumed, that headers file with SIGNAL events is opened in
// the constructor.
// Sets the BACKGROUND event, with which the SIGNAL event is to be mixed
// However only Sdigits with the same name (i.e. constructed with the same SDigitizer)
// can be mixed.
- if( strcmp(GetName(), "") == 0 )
+ if( strcmp(fEventFolderName, "") == 0 )
Init() ;
- const char* sDigitsTitle = GetName() ;
-
- // check if the specified SDigits do not already exist on the White Board:
- // //YSAlice/WhiteBoard/SDigits/PHOS/headerFile/sDigitsTitle
-
- TString path = "YSAlice/WhiteBoard/SDigits/PHOS/" ;
- path += headerFile ;
- path += "/" ;
- path += sDigitsTitle ;
- if ( gROOT->FindObjectAny(path.Data()) ) {
- cerr << "WARNING: AliPHOSDigitizer::MixWith -> Entry already exists, do not add" << endl ;
- return;
+ if(fManager){
+ Warning("MixWith", "Cannot use this method with AliRunDigitizer\n" ) ;
+ return ;
}
- // 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: AliPHOSDigitizer::MixWith -> File " << headerFile << " does not exist!" << endl ;
- return ;
- }
+ // looking for file which contains AliRun
+ if (gSystem->AccessPathName(alirunFileName)) {// file does not exist
+ AliError(Form("File %s does not exist!", alirunFileName.Data())) ;
+ return ;
}
- Int_t nevent = (Int_t)((TTree*)file->Get("TE"))->GetEntries() ;
- Int_t ievent ;
- for (ievent = 0; ievent < nevent; ievent++) {
- TString tsname("TreeS") ;
- tsname += ievent ;
- TTree * ts = (TTree*)file->Get(tsname.Data()) ;
- if ( !ts ) {
- cerr << "ERROR: AliPHOSDigitizer::MixWith -> TreeS0 " << " does not exist in " << headerFile << endl ;
+ // looking for the file which contains SDigits
+ AliPHOSGetter * gime = AliPHOSGetter::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)) ) {
+ AliError(Form("The file %s does not exist!", fileName.Data())) ;
return ;
}
-
- TObjArray * lob = (TObjArray*)ts->GetListOfBranches() ;
- TIter next(lob) ;
- TBranch * branch = 0 ;
- TBranch * sdigitsbranch = 0 ;
- TBranch * sdigitizerbranch = 0 ;
- Bool_t phosfound = kFALSE, sdigitizerfound = kFALSE ;
-
- while ( (branch = (TBranch*)next()) && (!phosfound || !sdigitizerfound) ) {
- if ( (strcmp(branch->GetName(), "PHOS")==0) && (strcmp(branch->GetTitle(), sDigitsTitle)==0) ) {
- sdigitsbranch = branch ;
- phosfound = kTRUE ;
- }
- else if ( (strcmp(branch->GetName(), "AliPHOSSDigitizer")==0) && (strcmp(branch->GetTitle(), sDigitsTitle)==0) ) {
- sdigitizerbranch = branch ;
- sdigitizerfound = kTRUE ;
- }
- }
-
- if ( !phosfound || !sdigitizerfound ) {
- cerr << "WARNING: AliPHOSDigitizer::MixWith -> Cannot find SDigits and/or SDigitizer with name " << sDigitsTitle << endl ;
- return ;
- }
-
- // post the new SDigits to the White Board
- AliPHOSGetter * gime = AliPHOSGetter::GetInstance() ;
- gime->Post(headerFile, "S", sDigitsTitle, ievent ) ;
- TClonesArray * sdigits = gime->SDigits(sDigitsTitle, headerFile) ;
- sdigitsbranch->SetAddress(&sdigits) ;
- sdigitsbranch->GetEvent(0) ;
- }
+ // 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++ ;
}
//__________________________________________________________________
-void AliPHOSDigitizer::Print(Option_t* option)const {
+void AliPHOSDigitizer::Print(const Option_t *)const
+{
// Print Digitizer's parameters
- if( strcmp(GetName(), "") != 0 ){
-
- cout << "------------------- "<< GetName() << " -------------" << endl ;
- cout << "Digitizing sDigits from file(s): " <<endl ;
+ AliInfo(Form("\n------------------- %s -------------", GetName() )) ;
+ if( strcmp(fEventFolderName.Data(), "") != 0 ){
+ printf(" Writing Digits to branch with title %s\n", fEventFolderName.Data()) ;
- TCollection * folderslist = ((TFolder*)gROOT->FindObjectAny("YSAlice/WhiteBoard/SDigits/PHOS"))->GetListOfFolders() ;
- TIter next(folderslist) ;
- TFolder * folder = 0 ;
+ Int_t nStreams ;
+ if (fManager)
+ nStreams = GetNInputStreams() ;
+ else
+ nStreams = fInput ;
- while ( (folder = (TFolder*)next()) ) {
- if ( folder->FindObject(GetName()) )
- cout << "Adding SDigits " << GetName() << " from " << folder->GetName() << endl ;
+ Int_t index = 0 ;
+ for (index = 0 ; index < nStreams ; index++) {
+ TString tempo(fEventNames[index]) ;
+ tempo += index ;
+ AliPHOSGetter * gime = AliPHOSGetter::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()) ;
}
- cout << endl ;
- cout << "Writing digits to " << GetTitle() << endl ;
+ AliPHOSGetter * gime = AliPHOSGetter::Instance(GetTitle(), fEventFolderName) ;
+ printf("\nWriting digits to %s", gime->GetDigitsFileName().Data()) ;
- cout << endl ;
- cout << "With following parameters: " << endl ;
- cout << " Electronics noise in EMC (fPinNoise) = " << fPinNoise << endl ;
- cout << " Threshold in EMC (fEMCDigitThreshold) = " << fEMCDigitThreshold << endl ; ;
- cout << " Noise in CPV (fCPVNoise) = " << fCPVNoise << endl ;
- cout << " Threshold in CPV (fCPVDigitThreshold) = " << fCPVDigitThreshold << endl ;
- cout << " Noise in PPSD (fPPSDNoise) = " << fPPSDNoise << endl ;
- cout << " Threshold in PPSD (fPPSDDigitThreshold) = " << fPPSDDigitThreshold << endl ;
- cout << "---------------------------------------------------" << endl ;
+ printf("\nWith following parameters:\n") ;
+ printf(" Electronics noise in EMC (fPinNoise) = %f\n", fPinNoise ) ;
+ printf(" Threshold in EMC (fEMCDigitThreshold) = %f\n", fEMCDigitThreshold ) ;
+ printf(" Noise in CPV (fCPVNoise) = %f\n", fCPVNoise ) ;
+ printf(" Threshold in CPV (fCPVDigitThreshold) = %f\n",fCPVDigitThreshold ) ;
+ printf(" ---------------------------------------------------\n") ;
}
else
- cout << "AliPHOSDigitizer not initialized " << endl ;
+ AliInfo(Form("AliPHOSDigitizer not initialized" )) ;
}
+
//__________________________________________________________________
-void AliPHOSDigitizer::PrintDigits(Option_t * option){
+ void AliPHOSDigitizer::PrintDigits(Option_t * option)
+{
// Print a table of digits
-
- AliPHOSGetter * gime = AliPHOSGetter::GetInstance() ;
+
+ AliPHOSGetter * gime = AliPHOSGetter::Instance(GetTitle(), fEventFolderName) ;
TClonesArray * digits = gime->Digits() ;
+
+ AliInfo(Form("%d", digits->GetEntriesFast())) ;
+ printf("\nevent %d", gAlice->GetEvNumber()) ;
+ printf("\n Number of entries in Digits list %d", digits->GetEntriesFast() ) ;
- cout << "AliPHOSDigitiser: event " << gAlice->GetEvNumber() << endl ;
- cout << " Number of entries in Digits list " << digits->GetEntriesFast() << endl ;
- cout << endl ;
- if(strstr(option,"all")){
-
+
+ if(strstr(option,"all")||strstr(option,"EMC")){
//loop over digits
AliPHOSDigit * 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 maxEmc = gime->PHOSGeometry()->GetNModules()*gime->PHOSGeometry()->GetNCristalsInModule() ;
Int_t index ;
- for (index = 0 ; index < digits->GetEntries() ; index++) {
+ for (index = 0 ; (index < digits->GetEntriesFast()) &&
+ (dynamic_cast<AliPHOSDigit *>(digits->At(index))->GetId() <= maxEmc) ; index++) {
digit = (AliPHOSDigit * ) digits->At(index) ;
- cout << setw(8) << digit->GetId() << " " << setw(3) << digit->GetAmp() << " "
- << setw(6) << digit->GetIndexInList() << " "
- << setw(5) << digit->GetNprimary() <<" ";
-
+ if(digit->GetNprimary() == 0)
+ continue;
+ printf("%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) ) ;
+ }
+ printf("\n") ;
}
+ }
+
+ if(strstr(option,"all")||strstr(option,"CPV")){
+ //loop over CPV digits
+ AliPHOSDigit * digit;
+ printf("\nCPV digits (with primaries):\n") ;
+ printf("\n Id Amplitude Time Index Nprim: Primaries list \n") ;
+ Int_t maxEmc = gime->PHOSGeometry()->GetNModules()*gime->PHOSGeometry()->GetNCristalsInModule() ;
+ Int_t index ;
+ for (index = 0 ; index < digits->GetEntriesFast(); index++) {
+ digit = (AliPHOSDigit * ) digits->At(index) ;
+ if(digit->GetId() > maxEmc){
+ printf("%6d %8d %4d %2d :",
+ digit->GetId(), digit->GetAmp(), digit->GetIndexInList(), digit->GetNprimary()) ;
+ Int_t iprimary;
+ for (iprimary=0; iprimary<digit->GetNprimary(); iprimary++) {
+ printf("%d ",digit->GetPrimary(iprimary+1) ) ;
+ }
+ printf("\n") ;
+ }
+ }
}
+
}
//__________________________________________________________________
-void AliPHOSDigitizer::SetSDigitsBranch(const char* title)
-{
- // we set title (comment) of the SDigits branch in the first! header file
- if( strcmp(GetName(), "") == 0 )
- Init() ;
-
- AliPHOSGetter::GetInstance()->SDigits()->SetName(title) ;
-
+Float_t AliPHOSDigitizer::TimeOfNoise(void) const
+{ // Calculates the time signal generated by noise
+ //PH Info("TimeOfNoise", "Change me") ;
+ return gRandom->Rndm() * 1.28E-5;
}
//__________________________________________________________________
-Bool_t AliPHOSDigitizer::ReadSDigits(Int_t event)
-{
- // Reads summable digits from the opened files for the particular set of events given by fIevent
-
- AliPHOSGetter * gime = AliPHOSGetter::GetInstance() ;
+void AliPHOSDigitizer::Unload()
+{
- TFile * file = (TFile*)gROOT->GetFile(GetTitle());
- file->cd() ;
-
-// Get SDigits Tree header from file
- TString treeName("TreeS") ;
- treeName += event ;
- TTree * treeS = (TTree*)file->Get(treeName.Data());
-
- if(treeS==0){
- cerr << "ERROR: AliPHOSDigitizer::ReadSDigits There is no SDigit Tree" << endl;
- return kFALSE;
- }
-
- //set address of the SDigits and SDigitizer
- TBranch * sdigitsBranch = 0;
- TBranch * sdigitizerBranch = 0;
- TObjArray * lob = (TObjArray*)gAlice->TreeS()->GetListOfBranches() ;
- TIter next(lob) ;
- TBranch * branch = 0 ;
- Bool_t phosfound = kFALSE, sdigitizerfound = kFALSE ;
-
- while ( (branch = (TBranch*)next()) && (!phosfound || !sdigitizerfound) ) {
- if ( (strcmp(branch->GetName(), "PHOS")==0) && (strcmp(branch->GetTitle(), GetName())==0) ) {
- phosfound = kTRUE ;
- sdigitsBranch = branch ;
- }
-
- else if ( (strcmp(branch->GetName(), "AliPHOSSDigitizer")==0) && (strcmp(branch->GetTitle(), GetName())==0) ) {
- sdigitizerfound = kTRUE ;
- sdigitizerBranch = branch ;
- }
+ Int_t i ;
+ for(i = 1 ; i < fInput ; i++){
+ TString tempo(fEventNames[i]) ;
+ tempo += i ;
+ AliPHOSGetter * gime = AliPHOSGetter::Instance(fInputFileNames[i], tempo) ;
+ gime->PhosLoader()->UnloadSDigits() ;
}
- if ( !phosfound || !sdigitizerfound ) {
- cerr << "WARNING: AliPHOSDigitizer::ReadSDigits -> Digits and/or Digitizer branch with name " << GetName()
- << " not found" << endl ;
- return kFALSE ;
- }
-
-
- TClonesArray * sdigits = gime->SDigits() ;
- sdigitsBranch->SetAddress(&sdigits) ;
- sdigits->Clear();
-
- AliPHOSSDigitizer * sdigitizer = gime->SDigitizer() ;
- sdigitizerBranch->SetAddress(&sdigitizer) ;
-
- sdigitsBranch->GetEntry(0) ;
- sdigitizerBranch->GetEntry(0) ;
-
- fPedestal = sdigitizer->GetPedestalParameter() ;
- fSlope = sdigitizer->GetCalibrationParameter() ;
-
- return kTRUE ;
-
-}
-
-//____________________________________________________________________________
-void AliPHOSDigitizer::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 ) ;
+ AliPHOSGetter * gime = AliPHOSGetter::Instance(GetTitle(), fEventFolderName) ;
+ gime->PhosLoader()->UnloadDigits() ;
}
//____________________________________________________________________________
-void AliPHOSDigitizer::WriteDigits(Int_t event)
+void AliPHOSDigitizer::WriteDigits()
{
// Makes TreeD in the output file.
// and branch "AliPHOSDigitizer", with the same title to keep all the parameters
// and names of files, from which digits are made.
- AliPHOSGetter * gime = AliPHOSGetter::GetInstance() ;
- TClonesArray * digits = gime->Digits() ;
-
- if(gAlice->TreeD()==0)
- gAlice->MakeTree("D") ;
-
- // create new branches
- // -- generate file name if necessary
- char * file =0;
- if(gSystem->Getenv("CONFIG_SPLIT_FILE")){ //generating file name
- file = new char[strlen(gAlice->GetBaseFile())+20] ;
- sprintf(file,"%s/PHOS.Digits.root",gAlice->GetBaseFile()) ;
- }
+ AliPHOSGetter * gime = AliPHOSGetter::Instance(GetTitle()) ;
+ const TClonesArray * digits = gime->Digits() ;
+ TTree * treeD = gime->TreeD();
- TDirectory *cwd = gDirectory;
-
// -- create Digits branch
Int_t bufferSize = 32000 ;
- TBranch * digitsBranch = gAlice->TreeD()->Branch("PHOS",&digits,bufferSize);
- digitsBranch->SetTitle(GetName());
- if (file) {
- digitsBranch->SetFile(file);
- TIter next( digitsBranch->GetListOfBranches());
- TBranch * sbr ;
- while ((sbr=(TBranch*)next())) {
- sbr->SetFile(file);
- }
- cwd->cd();
- }
-
- // -- Create Digitizer branch
- Int_t splitlevel = 0 ;
- AliPHOSDigitizer * d = gime->Digitizer(GetName()) ;
- TBranch * digitizerBranch = gAlice->TreeD()->Branch("AliPHOSDigitizer", "AliPHOSDigitizer", &d,bufferSize,splitlevel);
- digitizerBranch->SetTitle(GetName());
- if (file) {
- digitizerBranch->SetFile(file);
- TIter next( digitizerBranch->GetListOfBranches());
- TBranch * sbr;
- while ((sbr=(TBranch*)next())) {
- sbr->SetFile(file);
- }
- cwd->cd();
- }
-
-
- digitsBranch->Fill() ;
- digitizerBranch->Fill() ;
+ TBranch * digitsBranch = treeD->Branch("PHOS","TClonesArray",&digits,bufferSize);
+ digitsBranch->SetTitle(fEventFolderName);
+ digitsBranch->Fill() ;
+
+ gime->WriteDigits("OVERWRITE");
+ gime->WriteDigitizer("OVERWRITE");
- gAlice->TreeD()->Write(0,kOverwrite) ;
+ Unload() ;
}