// --- Standard library ---
// --- AliRoot header files ---
+#include <TGeoManager.h>
#include "AliLog.h"
#include "AliRunDigitizer.h"
#include "AliPHOSDigit.h"
// This design avoids scanning over the list of digits to add
// contribution to new SDigits only.
-
Bool_t toMakeNoise = kTRUE ; //Do not create noisy digits if merge with real data
//First stream
//
const AliPHOSGeometry *geom = AliPHOSGeometry::GetInstance() ;
//Making digits with noise, first EMC
- Int_t nEMC = geom->GetNModules()*geom->GetNPhi()*geom->GetNZ();
+ //Check which PHOS modules are present
+ Bool_t isPresent[5] ;
+ TString volpath ;
+ Int_t nmod=0 ;
+ for(Int_t i=0; i<5; i++){
+ volpath = "/ALIC_1/PHOS_";
+ volpath += i+1;
+ if (gGeoManager->CheckPath(volpath.Data())) {
+ isPresent[i]=1 ;
+ nmod++ ;
+ }
+ else{
+ isPresent[i]=0 ;
+ }
+ }
+
+ Int_t nEMC = nmod*geom->GetNPhi()*geom->GetNZ();
Int_t nCPV ;
Int_t absID ;
- nCPV = nEMC + geom->GetNumberOfCPVPadsZ() * geom->GetNumberOfCPVPadsPhi() * geom->GetNModules() ;
+ //check if CPV exists
+ Bool_t isCPVpresent=0 ;
+ for(Int_t i=1; i<=5 && !isCPVpresent; i++){
+ volpath = "/ALIC_1/PHOS_";
+ volpath += i;
+ volpath += "/PCPV_1";
+ if (gGeoManager->CheckPath(volpath.Data()))
+ isCPVpresent=1 ;
+ }
+ if(isCPVpresent){
+ nCPV = nEMC + geom->GetNumberOfCPVPadsZ() * geom->GetNumberOfCPVPadsPhi() * nmod ;
+ }
+ else{
+ nCPV = nEMC ;
+ }
+
digits->Expand(nCPV) ;
//take all the inputs to add together and load the SDigits
if(toMakeNoise)
apdNoise = AliPHOSSimParam::GetInstance()->GetAPDNoise() ;
- for(absID = 1 ; absID <= nEMC ; absID++){
- Float_t noise = gRandom->Gaus(0.,apdNoise) ;
- new((*digits)[absID-1]) AliPHOSDigit( -1, absID, noise, TimeOfNoise() ) ;
- //look if we have to add signal?
- digit = dynamic_cast<AliPHOSDigit *>(digits->At(absID-1)) ;
+ Int_t emcpermod=geom->GetNPhi()*geom->GetNZ();
+ Int_t idigit= 0;
+ for(Int_t imod=0; imod<5; imod++){
+ if(!isPresent[imod])
+ continue ;
+ Int_t firstAbsId=imod*emcpermod+1 ;
+ Int_t lastAbsId =(imod+1)*emcpermod ;
+ for(absID = firstAbsId ; absID <= lastAbsId ; absID++){
+ Float_t noise = gRandom->Gaus(0.,apdNoise) ;
+ new((*digits)[idigit]) AliPHOSDigit( -1, absID, noise, TimeOfNoise() ) ;
+ //look if we have to add signal?
+ digit = dynamic_cast<AliPHOSDigit *>(digits->At(idigit)) ;
+ idigit++ ;
- if(absID==nextSig){
+ if(absID==nextSig){
//Add SDigits from all inputs
// ticks->Clear() ;
// Int_t contrib = 0 ;
// new((*ticks)[contrib++]) AliPHOSTick(digit->GetTime()+fTimeSignalLength, -a, -b);
// Calculate time as time of the largest digit
- Float_t time = digit->GetTime() ;
- Float_t eTime= digit->GetEnergy() ;
+ Float_t time = digit->GetTime() ;
+ Float_t eTime= digit->GetEnergy() ;
- //loop over inputs
- for(Int_t 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) ;
+ //loop over inputs
+ for(Int_t 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])) ;
+ if(AliPHOSSimParam::GetInstance()->IsStreamDigits(i)){ //This is Digits Stream
+ curSDigit->SetEnergy(Calibrate(curSDigit->GetEnergy(),curSDigit->GetId())) ;
+ }
+ }
else
- primaryoffset = 10000000*i ;
- curSDigit->ShiftPrimary(primaryoffset) ;
+ 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) ;
//New Timing model is necessary
// a = curSDigit->GetEnergy() ;
eTime=curSDigit->GetEnergy() ;
time=curSDigit->GetTime() ;
}
-
- *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 ;
- }
- }
+ *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
+ //calculate and set time
//New Timing model is necessary
// Float_t time = FrontEdgeTime(ticks) ;
- digit->SetTime(time) ;
+ digit->SetTime(time) ;
- //Find next signal module
- nextSig = 200000 ;
- for(Int_t 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 ;
+ //Find next signal module
+ nextSig = 200000 ;
+ for(Int_t 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 ;
+ }
}
}
}
digit->SetEnergy(adcW*ceil(digit->GetEnergy()/adcW)) ;
}
}
-
+ //Apply decalibration if necessary
+ for(Int_t i = 0 ; i < nEMC ; i++){
+ digit = dynamic_cast<AliPHOSDigit*>( digits->At(i) ) ;
+ Decalibrate(digit) ;
+ }
+
// ticks->Delete() ;
// delete ticks ;
//Now CPV digits (different noise and no timing)
+ Int_t cpvpermod = geom->GetNumberOfCPVPadsZ() * geom->GetNumberOfCPVPadsPhi() ;
+ Int_t nEMCtotal=emcpermod*5 ;
Float_t cpvNoise = AliPHOSSimParam::GetInstance()->GetCPVNoise() ;
- for(absID = nEMC+1; absID <= nCPV; absID++){
- Float_t noise = gRandom->Gaus(0., cpvNoise) ;
- new((*digits)[absID-1]) AliPHOSDigit( -1,absID,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(Int_t 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 += *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 ;
- }
- }
+ if(isCPVpresent){ //CPV is present in current geometry
+ for(Int_t imod=0; imod<5; imod++){ //module is present in current geometry
+ if(!isPresent[imod])
+ continue ;
+ Int_t firstAbsId=nEMCtotal+imod*cpvpermod+1 ;
+ Int_t lastAbsId =nEMCtotal+(imod+1)*cpvpermod ;
+ for(absID = firstAbsId; absID <= lastAbsId; absID++){
+ Float_t noise = gRandom->Gaus(0., cpvNoise) ;
+ new((*digits)[idigit]) AliPHOSDigit( -1,absID,noise, TimeOfNoise() ) ;
+ idigit++ ;
+ //look if we have to add signal?
+ if(absID==nextSig){
+ digit = dynamic_cast<AliPHOSDigit *>(digits->At(idigit-1)) ;
+ //Add SDigits from all inputs
+ for(Int_t 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 += *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(Int_t 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 ;
- }
+ //Find next signal module
+ nextSig = 200000 ;
+ for(Int_t 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 ;
+ }
+ }
+ }
}
}
}
digits->Compress() ;
-
Int_t ndigits = digits->GetEntriesFast() ;
- digits->Expand(ndigits) ;
-
-
+
//Set indexes in list of digits and make true digitization of the energy
for (Int_t i = 0 ; i < ndigits ; i++) {
digit = dynamic_cast<AliPHOSDigit*>( digits->At(i) ) ;
}
}
+//____________________________________________________________________________
+Float_t AliPHOSDigitizer::Calibrate(Float_t amp,Int_t absId){
+ //Apply calibration
+ const AliPHOSGeometry *geom = AliPHOSGeometry::GetInstance() ;
+ //Determine rel.position of the cell absolute ID
+ Int_t relId[4];
+ geom->AbsToRelNumbering(absId,relId);
+ Int_t module=relId[0];
+ Int_t row =relId[2];
+ Int_t column=relId[3];
+ if(relId[1]==0){ //This Is EMC
+ Float_t calibration = fcdb->GetADCchannelEmc(module,column,row);
+ return amp*calibration ;
+ }
+ return 0 ;
+}
//____________________________________________________________________________
-void AliPHOSDigitizer::DecalibrateEMC(AliPHOSDigit *digit)
+void AliPHOSDigitizer::Decalibrate(AliPHOSDigit *digit)
{
// Decalibrate EMC digit, i.e. change its energy by a factor read from CDB
Int_t module=relId[0];
Int_t row =relId[2];
Int_t column=relId[3];
- Float_t decalibration = fcdb->GetADCchannelEmc(module,column,row);
- Float_t energy = digit->GetEnergy() / decalibration;
- digit->SetEnergy(energy);
+ if(relId[1]==0){ //This Is EMC
+ Float_t calibration = fcdb->GetADCchannelEmc(module,column,row);
+ Float_t energy = digit->GetEnergy()/calibration;
+ digit->SetEnergy(energy); //Now digit measures E in ADC counts
+ }
}
//____________________________________________________________________________
Int_t AliPHOSDigitizer::DigitizeCPV(Float_t charge, Int_t absId)
// Makes all memory allocations
fInit = kTRUE ;
- const AliPHOSGeometry *geom = AliPHOSGeometry::GetInstance() ;
+ AliPHOSGeometry *geom;
+ if (!(geom = AliPHOSGeometry::GetInstance()))
+ geom = AliPHOSGeometry::GetInstance("IHEP","");
+// const AliPHOSGeometry *geom = AliPHOSGeometry::GetInstance() ;
fEmcCrystals = geom->GetNModules() * geom->GetNCristalsInModule() ;