#include "AliRunLoader.h"
#include "AliRun.h"
+#include "AliTOFcalib.h"
+#include "AliTOFRecoParam.h"
#include "AliTOFGeometry.h"
#include "AliTOFHitMap.h"
#include "AliTOFhitT0.h"
fTOFLoader(0x0),
fSelectedSector(-1),
fSelectedPlate(-1),
- fTimeResolution(0),
+ fTimeResolution(100.),
fpadefficiency(0),
fEdgeEffect(-1),
fEdgeTails(-1),
fAverageTimeFlag(-1),
fAdcBin(0),
fAdcMean(0),
- fAdcRms(0)
+ fAdcRms(0),
+ fCalib(new AliTOFcalib())
{
// ctor
+
}
//------------------------------------------------------------------------
fTOFLoader(0x0),
fSelectedSector(-1),
fSelectedPlate(-1),
- fTimeResolution(0),
+ fTimeResolution(100.),
fpadefficiency(0),
fEdgeEffect(-1),
fEdgeTails(-1),
fAverageTimeFlag(-1),
fAdcBin(0),
fAdcMean(0),
- fAdcRms(0)
+ fAdcRms(0),
+ fCalib(new AliTOFcalib())
{
// copy constructor
//this->fTOFGeometry=source.fTOFGeometry;
fTOFLoader(0x0),
fSelectedSector(-1), // by default we sdigitize all sectors
fSelectedPlate(-1), // by default we sdigitize all plates in all sectors
- fTimeResolution(0),
+ fTimeResolution(100.),
fpadefficiency(0),
fEdgeEffect(-1),
fEdgeTails(-1),
fAverageTimeFlag(-1),
fAdcBin(0),
fAdcMean(0),
- fAdcRms(0)
+ fAdcRms(0),
+ fCalib(new AliTOFcalib())
{
//ctor, reading from input file
return;
}
fTOFLoader->PostSDigitizer(this);
+
}
//____________________________________________________________________________
// dtor
fTOFLoader->CleanSDigitizer();
+ if (fCalib) delete fCalib;
+
}
//____________________________________________________________________________
{
// set parameters for detector simulation
- fTimeResolution = 0.080; //0.120; OLD
+ fCalib->Init();
+
+ //fTimeResolution = 80.; //120.; OLD
+ AliTOFRecoParam *recoParams = (AliTOFRecoParam*)fCalib->ReadRecParFromCDB("TOF/Calib",fRunLoader->GetRunNumber());
+ fTimeResolution = recoParams->GetTimeResolution(); // now from OCDB
+ if (fTimeResolution==0.) {
+ AliWarning("In OCDB found 0ps for TOF time resolution. It is set to 100ps.");
+ fTimeResolution = 100.;
+ }
+ AliDebug(1,Form(" TOF time resolution read from OCDB = %f ps",fTimeResolution));
fpadefficiency = 0.99 ;
- fEdgeEffect = 2 ;
+ //fEdgeEffect = 2 ; // edge effects according to test beam results
+ fEdgeEffect = 1 ; // edge effects according to test beam results
+ // but with fixed time resolution, i.e. fTimeResolution
fEdgeTails = 0 ;
fHparameter = 0.4 ;
fH2parameter = 0.15;
}
//__________________________________________________________________
-Double_t TimeWithTail(Double_t* x, Double_t* par)
+Double_t TimeWithTail(const Double_t * const x, const Double_t * const par)
{
// sigma - par[0], alpha - par[1], part - par[2]
// at x<part*sigma - gauss
AliError("TOF not found");
return;
}
-
+
fTOFLoader->LoadHits("read");
fTOFLoader->LoadSDigits("recreate");
+
+ Int_t vol[5]={-1,-1,-1,-1,-1}; // location for a digit
+ Int_t digit[2]={0,0}; // TOF digit variables
+ Int_t nselectedHitsinEv=0;
+ Int_t ntotalsdigitsinEv=0;
+ Int_t ntotalupdatesinEv=0;
+ Int_t nnoisesdigitsinEv=0;
+ Int_t nsignalsdigitsinEv=0;
+
for (Int_t iEvent=fEvent1; iEvent<fEvent2; iEvent++) {
//AliInfo(Form("------------------- %s -------------", GetName()));
//AliInfo(Form("Sdigitizing event %i", iEvent));
fRunLoader->GetEvent(iEvent);
- TTree *hitTree = fTOFLoader->TreeH ();
+ TTree *hitTree = fTOFLoader->TreeH();
if (!hitTree) return;
if (fTOFLoader->TreeS () == 0) fTOFLoader->MakeTree ("S");
Int_t version=tof->IsVersion();
- Int_t nselectedHitsinEv=0;
- Int_t ntotalsdigitsinEv=0;
- Int_t ntotalupdatesinEv=0;
- Int_t nnoisesdigitsinEv=0;
- Int_t nsignalsdigitsinEv=0;
+ nselectedHitsinEv=0;
+ ntotalsdigitsinEv=0;
+ ntotalupdatesinEv=0;
+ nnoisesdigitsinEv=0;
+ nsignalsdigitsinEv=0;
TParticle *particle;
//AliTOFhit *tofHit;
TClonesArray *tofHitArray = tof->Hits();
// create hit map
- // AliTOFHitMap *hitMap = new AliTOFHitMap(tof->SDigits(), fTOFGeometry);
+ //AliTOFHitMap *hitMap = new AliTOFHitMap(tof->SDigits(), fTOFGeometry);
AliTOFHitMap *hitMap = new AliTOFHitMap(tof->SDigits());
TBranch * tofHitsBranch = hitTree->GetBranch("TOF");
AliMC *mcApplication = (AliMC*)gAlice->GetMCApp();
- particle = mcApplication->Particle(track);
+ particle = (TParticle*)mcApplication->Particle(track);
Int_t nhits = tofHitArray->GetEntriesFast();
// cleaning all hits of the same track in the same pad volume
// it is a rare event, however it happens
Int_t previousPadZ =-1;
for (Int_t hit = 0; hit < nhits; hit++) {
- Int_t vol[5]; // location for a digit
- Int_t digit[2]; // TOF digit variables
- Int_t tracknum;
+ for (Int_t aa=0; aa<5;aa++) vol[aa]=-1; // location for a digit
+ for (Int_t aa=0; aa<2;aa++) digit[aa]=0; // TOF digit variables
+ Int_t tracknum;
Float_t dxPad;
Float_t dzPad;
Float_t geantTime;
vol[4] = tofHit->GetPadz();
dxPad = tofHit->GetDx();
dzPad = tofHit->GetDz();
- geantTime = tofHit->GetTof(); // unit [s]
+ geantTime = tofHit->GetTof(); // unit [s] // already corrected per event_time smearing
} else {
AliTOFhitT0 *tofHit = (AliTOFhitT0 *) tofHitArray->UncheckedAt(hit);
tracknum = tofHit->GetTrack();
vol[4] = tofHit->GetPadz();
dxPad = tofHit->GetDx();
dzPad = tofHit->GetDz();
- geantTime = tofHit->GetTof(); // unit [s]
+ geantTime = tofHit->GetTof(); // unit [s] // already corrected per event_time_smearing
}
geantTime *= 1.e+09; // conversion from [s] to [ns]
AliDebug(2,"----------------------------------------");
AliDebug(2,Form("After sdigitizing %d hits in event %d", nselectedHitsinEv, iEvent));
//" (" << nHitsFromPrim << " from primaries and " << nHitsFromSec << " from secondaries) TOF hits, "
- AliInfo(Form("%d sdigits have been created", ntotalsdigitsinEv));
+ AliDebug(1,Form("%d sdigits have been created", ntotalsdigitsinEv));
AliDebug(2,Form("(%d due to signals and %d due to border effect)", nsignalsdigitsinEv, nnoisesdigitsinEv));
AliDebug(2,Form("%d total updates of the hit map have been performed in current event", ntotalupdatesinEv));
AliDebug(2,"----------------------------------------");
tofTime[nActivatedPads-1] = gRandom->Gaus(geantTime + fTimeWalkCenter, res[0]);
averageTime = tofTime[nActivatedPads-1];
}
- } else {
-
+ } else { // if (fEdgeEffet!=0)
+
if(z < h) {
if(z < h2) {
effZ = fEffBoundary + (fEff2Boundary - fEffBoundary) * z / h2;
} else {
effZ = fEff2Boundary + (fEffCenter - fEff2Boundary) * (z - h2) / (h - h2);
}
- resZ = fResBoundary + (fResCenter - fResBoundary) * z / h;
+ if (fEdgeEffect==1)
+ resZ = fTimeResolution;
+ else if (fEdgeEffect==2)
+ resZ = fResBoundary + (fResCenter - fResBoundary) * z / h;
timeWalkZ = fTimeWalkBoundary + (fTimeWalkCenter - fTimeWalkBoundary) * z / h;
nTail[nActivatedPads-1] = 1;
} else {
effZ = fEffCenter;
- resZ = fResCenter;
+ if (fEdgeEffect==1)
+ resZ = fTimeResolution;
+ else if (fEdgeEffect==2)
+ resZ = fResCenter;
timeWalkZ = fTimeWalkCenter;
}
} else {
effX = fEff2Boundary + (fEffCenter - fEff2Boundary) * (x - h2) / (h - h2);
}
- resX = fResBoundary + (fResCenter - fResBoundary) * x / h;
+ if (fEdgeEffect==1)
+ resX = fTimeResolution;
+ else if (fEdgeEffect==2)
+ resX = fResBoundary + (fResCenter - fResBoundary) * x / h;
timeWalkX = fTimeWalkBoundary + (fTimeWalkCenter - fTimeWalkBoundary) * x / h;
nTail[nActivatedPads-1] = 1;
} else {
effX = fEffCenter;
- resX = fResCenter;
+ if (fEdgeEffect==1)
+ resX = fTimeResolution;
+ else if (fEdgeEffect==2)
+ resX = fResCenter;
timeWalkX = fTimeWalkCenter;
}
} else {
effZ = fEff3Boundary * (k - z) / (k - k2);
}
- resZ = fResBoundary + fResSlope * z / k;
+ if (fEdgeEffect==1)
+ resZ = fTimeResolution;
+ else if (fEdgeEffect==2)
+ resZ = fResBoundary + fResSlope * z / k;
timeWalkZ = fTimeWalkBoundary + fTimeWalkSlope * z / k;
if(z < k && z > 0) {
} else {
effX = fEff3Boundary * (k - x) / (k - k2);
}
- resX = fResBoundary + fResSlope*x/k;
+ if (fEdgeEffect==1)
+ resX = fTimeResolution;
+ else if (fEdgeEffect==2)
+ resX = fResBoundary + fResSlope*x/k;
timeWalkX = fTimeWalkBoundary + fTimeWalkSlope*x/k;
if(x < k && x > 0) {
for (Int_t iPad = 0; iPad < nActivatedPads; iPad++) {
- if (res[iPad] < fTimeResolution) res[iPad] = fTimeResolution;
+ if (fEdgeEffect==2 && res[iPad] < fTimeResolution) res[iPad] = fTimeResolution;
if(gRandom->Rndm() < eff[iPad]) {
isFired[iPad] = kTRUE;
nFiredPads++;
tofTime[iPad] = geantTime + timeWalk[iPad] + timeDelay[iPad] + timeAB;
}
} else {
+ AliDebug(1,Form(" ----------------- TOF time resolution = %f",res[iPad]));
tofTime[iPad] = gRandom->Gaus(geantTime + timeWalk[iPad] + timeDelay[iPad], res[iPad]);
}
if (fAverageTimeFlag) {
AliInfo(Form(" Number of events: %i ", (fEvent2-fEvent1)));
AliInfo(Form(" from event %i to event %i", fEvent1, (fEvent2-1)));
- AliInfo(Form(" Time Resolution (ns) %d Pad Efficiency: %d ", fTimeResolution, fpadefficiency));
+ AliInfo(Form(" Time Resolution (ps) %f Pad Efficiency: %f ", fTimeResolution, fpadefficiency));
AliInfo(Form(" Edge Effect option: %d", fEdgeEffect));
AliInfo(" Boundary Effect Simulation Parameters ");
- AliInfo(Form(" Hparameter: %d H2parameter: %d Kparameter: %d K2parameter: %d", fHparameter, fH2parameter, fKparameter, fK2parameter));
- AliInfo(Form(" Efficiency in the central region of the pad: %d", fEffCenter));
- AliInfo(Form(" Efficiency at the boundary region of the pad: %d", fEffBoundary));
- AliInfo(Form(" Efficiency value at H2parameter %d", fEff2Boundary));
- AliInfo(Form(" Efficiency value at K2parameter %d", fEff3Boundary));
- AliInfo(Form(" Resolution (ps) in the central region of the pad: %d", fResCenter));
- AliInfo(Form(" Resolution (ps) at the boundary of the pad : %d", fResBoundary));
- AliInfo(Form(" Slope (ps/K) for neighbouring pad : %d", fResSlope));
- AliInfo(Form(" Time walk (ps) in the central region of the pad : %d", fTimeWalkCenter));
- AliInfo(Form(" Time walk (ps) at the boundary of the pad : %d", fTimeWalkBoundary));
- AliInfo(Form(" Slope (ps/K) for neighbouring pad : %d", fTimeWalkSlope));
+ AliInfo(Form(" Hparameter: %f H2parameter: %f Kparameter: %f K2parameter: %f", fHparameter, fH2parameter, fKparameter, fK2parameter));
+ AliInfo(Form(" Efficiency in the central region of the pad: %f", fEffCenter));
+ AliInfo(Form(" Efficiency at the boundary region of the pad: %f", fEffBoundary));
+ AliInfo(Form(" Efficiency value at H2parameter %f", fEff2Boundary));
+ AliInfo(Form(" Efficiency value at K2parameter %f", fEff3Boundary));
+ AliInfo(Form(" Resolution (ps) in the central region of the pad: %f", fResCenter));
+ AliInfo(Form(" Resolution (ps) at the boundary of the pad : %f", fResBoundary));
+ AliInfo(Form(" Slope (ps/K) for neighbouring pad : %f", fResSlope));
+ AliInfo(Form(" Time walk (ps) in the central region of the pad : %f", fTimeWalkCenter));
+ AliInfo(Form(" Time walk (ps) at the boundary of the pad : %f", fTimeWalkBoundary));
+ AliInfo(Form(" Slope (ps/K) for neighbouring pad : %f", fTimeWalkSlope));
AliInfo(" Pulse Heigth Simulation Parameters ");
AliInfo(Form(" Flag for delay due to the PulseHeightEffect : %d", fTimeDelayFlag));
- AliInfo(Form(" Pulse Height Slope : %d", fPulseHeightSlope));
- AliInfo(Form(" Time Delay Slope : %d", fTimeDelaySlope));
- AliInfo(Form(" Minimum charge amount which could be induced : %d", fMinimumCharge));
- AliInfo(Form(" Smearing in charge in (q1/q2) vs x plot : %d", fChargeSmearing));
- AliInfo(Form(" Smearing in log of charge ratio : %d", fLogChargeSmearing));
- AliInfo(Form(" Smearing in time in time vs log(q1/q2) plot : %d", fTimeSmearing));
+ AliInfo(Form(" Pulse Height Slope : %f", fPulseHeightSlope));
+ AliInfo(Form(" Time Delay Slope : %f", fTimeDelaySlope));
+ AliInfo(Form(" Minimum charge amount which could be induced : %f", fMinimumCharge));
+ AliInfo(Form(" Smearing in charge in (q1/q2) vs x plot : %f", fChargeSmearing));
+ AliInfo(Form(" Smearing in log of charge ratio : %f", fLogChargeSmearing));
+ AliInfo(Form(" Smearing in time in time vs log(q1/q2) plot : %f", fTimeSmearing));
AliInfo(Form(" Flag for average time : %d", fAverageTimeFlag));
AliInfo(Form(" Edge tails option : %d", fEdgeTails));