#include "AliRun.h"
#include "AliMC.h"
#include "AliStack.h"
+#include "AliPHOSSimParam.h"
ClassImp(AliPHOSv1)
//____________________________________________________________________________
-AliPHOSv1::AliPHOSv1():
- fLightYieldMean(0.),
- fIntrinsicPINEfficiency(0.),
- fLightYieldAttenuation(0.),
- fRecalibrationFactor(0.),
- fElectronsPerGeV(0.),
- fAPDGain(0.),
- fLightFactor(0.),
- fAPDFactor(0.)
+AliPHOSv1::AliPHOSv1() : fCPVDigits("AliPHOSCPVDigit",20)
{
//Def ctor.
}
//____________________________________________________________________________
AliPHOSv1::AliPHOSv1(const char *name, const char *title):
- AliPHOSv0(name,title),
- fLightYieldMean(0.),
- fIntrinsicPINEfficiency(0.),
- fLightYieldAttenuation(0.),
- fRecalibrationFactor(0.),
- fElectronsPerGeV(0.),
- fAPDGain(0.),
- fLightFactor(0.),
- fAPDFactor(0.)
+ AliPHOSv0(name,title), fCPVDigits("AliPHOSCPVDigit",20)
{
//
// We store hits :
// and the TreeD at the end of the event (branch is set in FinishEvent() ).
fHits= new TClonesArray("AliPHOSHit",1000) ;
+// fCPVDigits("AliPHOSCPVDigit",20);
gAlice->GetMCApp()->AddHitList(fHits) ;
fNhits = 0 ;
fIshunt = 2 ; // All hits are associated with primary particles
-
- //Photoelectron statistics:
- // The light yield is a poissonian distribution of the number of
- // photons created in the PbWo4 crystal, calculated using following formula
- // NumberOfPhotons = EnergyLost * LightYieldMean* APDEfficiency *
- // exp (-LightYieldAttenuation * DistanceToPINdiodeFromTheHit);
- // LightYieldMean is parameter calculated to be over 47000 photons per GeV
- // APDEfficiency is 0.02655
- // k_0 is 0.0045 from Valery Antonenko
- // The number of electrons created in the APD is
- // NumberOfElectrons = APDGain * LightYield
- // The APD Gain is 300
- fLightYieldMean = 47000;
- fIntrinsicPINEfficiency = 0.02655 ; //APD= 0.1875/0.1271 * 0.018 (PIN)
- fLightYieldAttenuation = 0.0045 ;
- fRecalibrationFactor = 13.418/ fLightYieldMean ;
- fElectronsPerGeV = 2.77e+8 ;
- fAPDGain = 300. ;
- fLightFactor = fLightYieldMean * fIntrinsicPINEfficiency ;
- fAPDFactor = (fRecalibrationFactor/100.) * fAPDGain ;
}
//____________________________________________________________________________
idPCPQ = gMC->VolId("PCPQ");
if( gMC->CurrentVolID(copy) == idPCPQ &&
- (gMC->IsTrackEntering() ) &&
+ (gMC->IsTrackEntering() ) &&
gMC->TrackCharge() != 0) {
gMC -> TrackPosition(pos);
gMC->CurrentVolOffID(3,moduleNumber);
moduleNumber--;
- TClonesArray *cpvDigits = new TClonesArray("AliPHOSCPVDigit",0); // array of digits for current hit
- CPVDigitize(pmom,xyd,cpvDigits);
+// TClonesArray *cpvDigits = new TClonesArray("AliPHOSCPVDigit",0); // array of digits for current hit
+ CPVDigitize(pmom,xyd,&fCPVDigits);
Float_t xmean = 0;
Float_t zmean = 0;
// 2. go through the current digit list and sum digits in pads
- ndigits = cpvDigits->GetEntriesFast();
+ ndigits = fCPVDigits.GetEntriesFast();
for (idigit=0; idigit<ndigits-1; idigit++) {
- AliPHOSCPVDigit *cpvDigit1 = dynamic_cast<AliPHOSCPVDigit*>(cpvDigits->UncheckedAt(idigit));
+ AliPHOSCPVDigit *cpvDigit1 = dynamic_cast<AliPHOSCPVDigit*>(fCPVDigits.UncheckedAt(idigit));
Float_t x1 = cpvDigit1->GetXpad() ;
Float_t z1 = cpvDigit1->GetYpad() ;
for (Int_t jdigit=idigit+1; jdigit<ndigits; jdigit++) {
- AliPHOSCPVDigit *cpvDigit2 = dynamic_cast<AliPHOSCPVDigit*>(cpvDigits->UncheckedAt(jdigit));
+ AliPHOSCPVDigit *cpvDigit2 = dynamic_cast<AliPHOSCPVDigit*>(fCPVDigits.UncheckedAt(jdigit));
Float_t x2 = cpvDigit2->GetXpad() ;
Float_t z2 = cpvDigit2->GetYpad() ;
if (x1==x2 && z1==z2) {
Float_t qsumpad = cpvDigit1->GetQpad() + cpvDigit2->GetQpad() ;
cpvDigit2->SetQpad(qsumpad) ;
- cpvDigits->RemoveAt(idigit) ;
+ fCPVDigits.RemoveAt(idigit) ;
}
}
}
- cpvDigits->Compress() ;
+ fCPVDigits.Compress() ;
// 3. add digits to temporary hit list fTmpHits
- ndigits = cpvDigits->GetEntriesFast();
+ ndigits = fCPVDigits.GetEntriesFast();
for (idigit=0; idigit<ndigits; idigit++) {
- AliPHOSCPVDigit *cpvDigit = dynamic_cast<AliPHOSCPVDigit*>(cpvDigits->UncheckedAt(idigit));
+ AliPHOSCPVDigit *cpvDigit = dynamic_cast<AliPHOSCPVDigit*>(fCPVDigits.UncheckedAt(idigit));
relid[0] = moduleNumber + 1 ; // CPV (or PHOS) module number
relid[1] =-1 ; // means CPV
relid[2] = cpvDigit->GetXpad() ; // column number of a pad
qsum += cpvDigit->GetQpad();
}
}
- if (cpvDigits) {
- cpvDigits->Delete();
- delete cpvDigits;
- cpvDigits=0;
- }
+ fCPVDigits.Clear();
}
//Calculates the light yield, the number of photons produced in the
//crystal
//There is no dependence of reponce on distance from energy deposition to APD
- Float_t lightYield = gRandom->Poisson(fLightFactor * lostenergy) ;
+ Float_t lightYield = gRandom->Poisson(AliPHOSSimParam::GetInstance()->GetLightFactor() * lostenergy) ;
//Calculates de energy deposited in the crystal
- xyzte[4] = fAPDFactor * lightYield ;
+ xyzte[4] = AliPHOSSimParam::GetInstance()->GetAPDFactor() * lightYield ;
Int_t primary ;
if(fIshunt == 2){
part = gAlice->GetMCApp()->Particle(primary) ;
}
}
- else
+ else{
primary = gAlice->GetMCApp()->GetPrimary( gAlice->GetMCApp()->GetCurrentTrackNumber() );
-
-
+ }
// add current hit to the hit list
// Info("StepManager","%d %d", primary, tracknumber) ;
Float_t pNorm = p.Py();
Float_t eloss = kdEdx;
-//Info("CPVDigitize", "YVK : %f %f | %f %f %d", hitX, hitZ, pX, pZ, pNorm) ;
-
Float_t dZY = pZ/pNorm * GetGeometry()->GetCPVGasThickness();
Float_t dXY = pX/pNorm * GetGeometry()->GetCPVGasThickness();
gRandom->Rannor(rnor1,rnor2);