fUpdateV0AlreadyCalled(kFALSE),
fCurrentEventGoodV0s(NULL),
// fPreviousEventGoodV0s(),
+ fCalculateBackground(kFALSE),
fBGEventHandler(NULL),
fBGEventInitialized(kFALSE)
{
fUpdateV0AlreadyCalled(original.fUpdateV0AlreadyCalled),
fCurrentEventGoodV0s(original.fCurrentEventGoodV0s),
// fPreviousEventGoodV0s(original.fPreviousEventGoodV0s),
+ fCalculateBackground(original.fCalculateBackground),
fBGEventHandler(original.fBGEventHandler),
fBGEventInitialized(original.fBGEventInitialized)
{
// fCurrentEventGoodV0s = new TClonesArray("TClonesArray", 0);
fCurrentEventGoodV0s = new TClonesArray("AliKFParticle", 0);
- if(fBGEventInitialized == kFALSE){
- Double_t *zBinLimitsArray = new Double_t[8];//{-7,-5,-3,-1,1,3,5,7};
- zBinLimitsArray[0] = -7;
- zBinLimitsArray[1] = -5;
- zBinLimitsArray[2] = -3;
- zBinLimitsArray[3] = -1;
- zBinLimitsArray[4] = 1;
- zBinLimitsArray[5] = 3;
- zBinLimitsArray[6] = 5;
- zBinLimitsArray[7] = 7;
-
- Double_t *multiplicityBinLimitsArray= new Double_t[4];//={0,10,20,500};
- multiplicityBinLimitsArray[0] = 0;
- multiplicityBinLimitsArray[1] = 10;
- multiplicityBinLimitsArray[2] = 20;
- multiplicityBinLimitsArray[3] = 500;
-
-
- fBGEventHandler = new AliGammaConversionBGHandler(8,4,10);
-
- fBGEventHandler->Initialize(zBinLimitsArray, multiplicityBinLimitsArray);
- fBGEventInitialized = kTRUE;
+ if(fCalculateBackground == kTRUE){
+ if(fBGEventInitialized == kFALSE){
+ Double_t *zBinLimitsArray = new Double_t[8];//{-7,-5,-3,-1,1,3,5,7};
+ zBinLimitsArray[0] = -7;
+ zBinLimitsArray[1] = -5;
+ zBinLimitsArray[2] = -3;
+ zBinLimitsArray[3] = -1;
+ zBinLimitsArray[4] = 1;
+ zBinLimitsArray[5] = 3;
+ zBinLimitsArray[6] = 5;
+ zBinLimitsArray[7] = 7;
+
+ Double_t *multiplicityBinLimitsArray= new Double_t[4];//={0,10,20,500};
+ multiplicityBinLimitsArray[0] = 0;
+ multiplicityBinLimitsArray[1] = 10;
+ multiplicityBinLimitsArray[2] = 20;
+ multiplicityBinLimitsArray[3] = 500;
+
+
+ fBGEventHandler = new AliGammaConversionBGHandler(8,4,10);
+
+ fBGEventHandler->Initialize(zBinLimitsArray, multiplicityBinLimitsArray);
+ fBGEventInitialized = kTRUE;
+ }
}
}
void AliV0Reader::UpdateEventByEventData(){
//see header file for documentation
if(fCurrentEventGoodV0s->GetEntriesFast() >0 ){
- fBGEventHandler->AddEvent(fCurrentEventGoodV0s,fESDEvent->GetPrimaryVertex()->GetZ(),fESDEvent->GetNumberOfTracks());
+ if(fCalculateBackground){
+ fBGEventHandler->AddEvent(fCurrentEventGoodV0s,fESDEvent->GetPrimaryVertex()->GetZ(),fESDEvent->GetNumberOfTracks());
+ }
}
fCurrentEventGoodV0s->Delete();
fCurrentV0IndexNumber=0;
Double_t zphaseNeg = ntrack->GetZ() + deltaUNeg * ntrack->GetTgl();
Double_t zphasePos = ptrack->GetZ() + deltaUPos * ptrack->GetTgl();
- Double_t convposz =
- (zphasePos*negtrackradius+zphaseNeg*postrackradius)/(negtrackradius+postrackradius);
+ Double_t convposz = (zphasePos*negtrackradius+zphaseNeg*postrackradius)/(negtrackradius+postrackradius);
return convposz;
}