* provided "as is" without express or implied warranty. *
**************************************************************************/
-//_________________________________________________________________________
-// This is a TTask that constructs SDigits out of Hits
-// A Summable Digits is the sum of all hits in a pad
-//
-//
-//-- Author: F. Pierella
-//////////////////////////////////////////////////////////////////////////////
-
-
-#include "TTask.h"
-#include "TTree.h"
-#include "TSystem.h"
-#include "TFile.h"
+/* $Id$ */
+
+//__________________________________________________________//
+// //
+// This is a TTask that constructs SDigits out of Hits //
+// A Summable Digits is the "sum" of all hits in a pad //
+// Detector response has been simulated via the method //
+// SimulateDetectorResponse //
+// //
+// -- Authors: F. Pierella, A. De Caro //
+// Use case: see AliTOFhits2sdigits.C macro in the CVS //
+//__________________________________________________________//
+
+#include <TBenchmark.h>
+#include <TClonesArray.h>
+#include <TF1.h>
+#include <TFile.h>
+#include <TParticle.h>
+#include <TTree.h>
+#include <TRandom.h>
+#include <TROOT.h>
+
+#include "AliLoader.h"
+#include "AliLog.h"
+#include "AliMC.h"
+#include "AliRunLoader.h"
+#include "AliRun.h"
+#include "AliTOFGeometry.h"
#include "AliTOFHitMap.h"
-#include "AliTOFSDigit.h"
-#include "AliTOFConstants.h"
+#include "AliTOFhitT0.h"
#include "AliTOFhit.h"
-#include "AliTOF.h"
-#include "AliTOFv1.h"
-#include "AliTOFv2.h"
-#include "AliTOFv3.h"
-#include "AliTOFv4.h"
#include "AliTOFSDigitizer.h"
-#include "AliRun.h"
-#include "AliDetector.h"
-#include "AliMC.h"
+#include "AliTOFSDigit.h"
+#include "AliTOF.h"
-#include "TFile.h"
-#include "TTask.h"
-#include "TTree.h"
-#include "TSystem.h"
-#include "TROOT.h"
-#include "TFolder.h"
-#include <TF1.h>
-#include <stdlib.h>
-#include <iostream.h>
-#include <fstream.h>
+extern TROOT *gROOT;
ClassImp(AliTOFSDigitizer)
//____________________________________________________________________________
- AliTOFSDigitizer::AliTOFSDigitizer():TTask("AliTOFSDigitizer","")
+AliTOFSDigitizer::AliTOFSDigitizer():
+ TTask("TOFSDigitizer",""),
+ fEvent1(-1),
+ fEvent2(-1),
+ ftail(0x0),
+ fHeadersFile(""),
+ fRunLoader(0x0),
+ fTOFLoader(0x0),
+ fSelectedSector(-1),
+ fSelectedPlate(-1),
+ fTimeResolution(0),
+ fpadefficiency(0),
+ fEdgeEffect(-1),
+ fEdgeTails(-1),
+ fHparameter(0),
+ fH2parameter(0),
+ fKparameter(0),
+ fK2parameter(0),
+ fEffCenter(0),
+ fEffBoundary(0),
+ fEff2Boundary(0),
+ fEff3Boundary(0),
+ fAddTRes(0),
+ fResCenter(0),
+ fResBoundary(0),
+ fResSlope(0),
+ fTimeWalkCenter(0),
+ fTimeWalkBoundary(0),
+ fTimeWalkSlope(0),
+ fTimeDelayFlag(-1),
+ fPulseHeightSlope(0),
+ fTimeDelaySlope(0),
+ fMinimumCharge(0),
+ fChargeSmearing(0),
+ fLogChargeSmearing(0),
+ fTimeSmearing(0),
+ fAverageTimeFlag(-1),
+ fAdcBin(0),
+ fAdcMean(0),
+ fAdcRms(0)
{
// ctor
- fNevents = 0 ;
-// fSDigits = 0 ;
- fHits = 0 ;
- ftail = 0;
}
-
+
+//------------------------------------------------------------------------
+AliTOFSDigitizer::AliTOFSDigitizer(const AliTOFSDigitizer &source):
+ TTask(source),
+ fEvent1(-1),
+ fEvent2(-1),
+ ftail(0x0),
+ fHeadersFile(""),
+ fRunLoader(0x0),
+ fTOFLoader(0x0),
+ fSelectedSector(-1),
+ fSelectedPlate(-1),
+ fTimeResolution(0),
+ fpadefficiency(0),
+ fEdgeEffect(-1),
+ fEdgeTails(-1),
+ fHparameter(0),
+ fH2parameter(0),
+ fKparameter(0),
+ fK2parameter(0),
+ fEffCenter(0),
+ fEffBoundary(0),
+ fEff2Boundary(0),
+ fEff3Boundary(0),
+ fAddTRes(0),
+ fResCenter(0),
+ fResBoundary(0),
+ fResSlope(0),
+ fTimeWalkCenter(0),
+ fTimeWalkBoundary(0),
+ fTimeWalkSlope(0),
+ fTimeDelayFlag(-1),
+ fPulseHeightSlope(0),
+ fTimeDelaySlope(0),
+ fMinimumCharge(0),
+ fChargeSmearing(0),
+ fLogChargeSmearing(0),
+ fTimeSmearing(0),
+ fAverageTimeFlag(-1),
+ fAdcBin(0),
+ fAdcMean(0),
+ fAdcRms(0)
+{
+ // copy constructor
+ //this->fTOFGeometry=source.fTOFGeometry;
+
+}
+
//____________________________________________________________________________
- AliTOFSDigitizer::AliTOFSDigitizer(char* HeaderFile,char *SdigitsFile ):TTask("AliTOFSDigitizer","")
+AliTOFSDigitizer& AliTOFSDigitizer::operator=(const AliTOFSDigitizer &/*source*/)
{
- fNevents = 0 ; // Number of events to digitize, 0 means all evens in current file
- ftail = 0;
+ // ass. op.
+ return *this;
- // init parameters for sdigitization
- InitParameters();
+}
+//____________________________________________________________________________
+AliTOFSDigitizer::AliTOFSDigitizer(const char* HeaderFile, Int_t evNumber1, Int_t nEvents):
+ TTask("TOFSDigitizer",""),
+ fEvent1(-1),
+ fEvent2(-1),
+ ftail(0x0),
+ fHeadersFile(HeaderFile), // input filename (with hits)
+ fRunLoader(0x0),
+ fTOFLoader(0x0),
+ fSelectedSector(-1), // by default we sdigitize all sectors
+ fSelectedPlate(-1), // by default we sdigitize all plates in all sectors
+ fTimeResolution(0),
+ fpadefficiency(0),
+ fEdgeEffect(-1),
+ fEdgeTails(-1),
+ fHparameter(0),
+ fH2parameter(0),
+ fKparameter(0),
+ fK2parameter(0),
+ fEffCenter(0),
+ fEffBoundary(0),
+ fEff2Boundary(0),
+ fEff3Boundary(0),
+ fAddTRes(0),
+ fResCenter(0),
+ fResBoundary(0),
+ fResSlope(0),
+ fTimeWalkCenter(0),
+ fTimeWalkBoundary(0),
+ fTimeWalkSlope(0),
+ fTimeDelayFlag(-1),
+ fPulseHeightSlope(0),
+ fTimeDelaySlope(0),
+ fMinimumCharge(0),
+ fChargeSmearing(0),
+ fLogChargeSmearing(0),
+ fTimeSmearing(0),
+ fAverageTimeFlag(-1),
+ fAdcBin(0),
+ fAdcMean(0),
+ fAdcRms(0)
+{
+ //ctor, reading from input file
+
+ TFile * file = (TFile*) gROOT->GetFile(fHeadersFile.Data());
+
+ //File was not opened yet open file and get alirun object
+ if (file == 0) {
+ file = TFile::Open(fHeadersFile.Data(),"update") ;
+ gAlice = (AliRun *) file->Get("gAlice") ;
+ }
+
// add Task to //root/Tasks folder
- TTask * roottasks = (TTask*)gROOT->GetRootFolder()->FindObject("Tasks") ;
- roottasks->Add(this) ;
+ TString evfoldname = AliConfig::GetDefaultEventFolderName();
+ fRunLoader = AliRunLoader::GetRunLoader(evfoldname);
+ if (!fRunLoader)
+ fRunLoader = AliRunLoader::Open(HeaderFile);//open session and mount on default event folder
+ if (fRunLoader == 0x0)
+ {
+ AliFatal("Event is not loaded. Exiting");
+ return;
+ }
+
+ /*
+ fRunLoader->CdGAFile();
+ TDirectory *savedir=gDirectory;
+ TFile *in=(TFile*)gFile;
+
+
+// when fTOFGeometry was needed
+ if (!in->IsOpen()) {
+ AliWarning("Geometry file is not open default TOF geometry will be used");
+ fTOFGeometry = new AliTOFGeometry();
+ }
+ else {
+ in->cd();
+ fTOFGeometry = (AliTOFGeometry*)in->Get("TOFgeometry");
+ }
+
+ savedir->cd();
+ */
+ if (fRunLoader->TreeE() == 0x0) fRunLoader->LoadHeader();
+
+ if (evNumber1>=0) fEvent1 = evNumber1;
+ else fEvent1=0;
+
+ if (nEvents==0) fEvent2 = (Int_t)(fRunLoader->GetNumberOfEvents());
+ else if (nEvents>0) fEvent2 = evNumber1+nEvents;
+ else fEvent2 = 1;
+
+ if (!(fEvent2>fEvent1)) {
+ AliError(Form("fEvent2 = %d <= fEvent1 = %d", fEvent2, fEvent1));
+ fEvent1 = 0;
+ fEvent2 = 1;
+ AliError(Form("Correction: fEvent2 = %d <= fEvent1 = %d", fEvent2, fEvent1));
+ }
+
+ // init parameters for sdigitization
+ InitParameters();
+
+ fTOFLoader = fRunLoader->GetLoader("TOFLoader");
+ if (fTOFLoader == 0x0)
+ {
+ AliFatal("Can not find TOF loader in event. Exiting.");
+ return;
+ }
+ fTOFLoader->PostSDigitizer(this);
}
//____________________________________________________________________________
- AliTOFSDigitizer::~AliTOFSDigitizer()
+AliTOFSDigitizer::~AliTOFSDigitizer()
{
// dtor
- if (ftail)
- {
- delete ftail;
- ftail = 0;
- }
+ fTOFLoader->CleanSDigitizer();
+
}
//____________________________________________________________________________
void AliTOFSDigitizer::InitParameters()
{
// set parameters for detector simulation
-
- fTimeResolution =0.120;
- fpadefficiency =0.99 ;
+
+ fTimeResolution = 0.080; //0.120; OLD
+ fpadefficiency = 0.99 ;
fEdgeEffect = 2 ;
fEdgeTails = 0 ;
fHparameter = 0.4 ;
fEffBoundary = 0.65;
fEff2Boundary = 0.90;
fEff3Boundary = 0.08;
- fResCenter = 50. ;
+ fAddTRes = 68. ; // \sqrt{2x20^2 + 15^2 + 2x10^2 + 30^2 + 50^2} (p-p)
+ //fAddTRes = 48. ; // \sqrt{2x20^2 + 15^2 + 2x10^2 + 30^2 + 15^2} (Pb-Pb)
+ // 30^2+20^2+40^2+50^2+50^2+50^2 = 10400 ps^2 (very old value)
+ fResCenter = 35. ; //50. ; // OLD
fResBoundary = 70. ;
- fResSlope = 40. ;
+ fResSlope = 37. ; //40. ; // OLD
fTimeWalkCenter = 0. ;
fTimeWalkBoundary=0. ;
fTimeWalkSlope = 0. ;
fTimeSmearing =0.022;
fAverageTimeFlag=0 ;
+ fAdcBin = 0.25; // 1 ADC bin = 0.25 pC (or 0.03 pC)
+ fAdcMean = 50.; // ADC distribution mpv value for Landau (in bins)
+ // it corresponds to a mean value of ~100 bins
+ fAdcRms = 25.; // ADC distribution rms value (in bins)
+ // it corresponds to distribution rms ~50 bins
}
//__________________________________________________________________
return f;
}
-
//____________________________________________________________________________
-void AliTOFSDigitizer::Exec(Option_t *option) {
+void AliTOFSDigitizer::Exec(Option_t *verboseOption) {
+ //execute TOF sdigitization
+ if (strstr(verboseOption,"tim") || strstr(verboseOption,"all"))
+ gBenchmark->Start("TOFSDigitizer");
+ if (fEdgeTails) ftail = new TF1("tail",TimeWithTail,-2,2,3);
+
+ Int_t nselectedHits=0;
+ Int_t ntotalsdigits=0;
+ Int_t ntotalupdates=0;
+ Int_t nnoisesdigits=0;
+ Int_t nsignalsdigits=0;
+ Int_t nHitsFromPrim=0;
+ Int_t nHitsFromSec=0;
+ Int_t nlargeTofDiff=0;
- AliTOF *TOF = (AliTOF *) gAlice->GetDetector ("TOF");
+ Bool_t thereIsNotASelection=(fSelectedSector==-1) && (fSelectedPlate==-1);
- if (!TOF) {
- Error("AliTOFSDigitizer","TOF not found");
+ if (fRunLoader->GetAliRun() == 0x0) fRunLoader->LoadgAlice();
+ gAlice = fRunLoader->GetAliRun();
+
+ fRunLoader->LoadKinematics();
+
+ AliTOF *tof = (AliTOF *) gAlice->GetDetector("TOF");
+
+ if (!tof) {
+ AliError("TOF not found");
return;
}
+
+ fTOFLoader->LoadHits("read");
+ fTOFLoader->LoadSDigits("recreate");
+
+ for (Int_t iEvent=fEvent1; iEvent<fEvent2; iEvent++) {
+ //AliInfo(Form("------------------- %s -------------", GetName()));
+ //AliInfo(Form("Sdigitizing event %i", iEvent));
- if (fEdgeTails) ftail = new TF1("tail",TimeWithTail,-2,2,3);
-
- if (fNevents == 0)
- fNevents = (Int_t) gAlice->TreeE()->GetEntries();
+ fRunLoader->GetEvent(iEvent);
- for (Int_t ievent = 0; ievent < fNevents; ievent++) {
- gAlice->GetEvent(ievent);
- TTree *TH = gAlice->TreeH ();
- if (!TH)
- return;
- if (gAlice->TreeS () == 0)
- gAlice->MakeTree ("S");
+ TTree *hitTree = fTOFLoader->TreeH ();
+ if (!hitTree) return;
-
- //Make branches
- char branchname[20];
- sprintf (branchname, "%s", TOF->GetName ());
+ if (fTOFLoader->TreeS () == 0) fTOFLoader->MakeTree ("S");
+
//Make branch for digits
- TOF->MakeBranch ("S");
+ tof->MakeBranch("S");
- //Now made SDigits from hits
+ // recreate TClonesArray fSDigits - for backward compatibility
+ if (tof->SDigits() == 0) {
+ tof->CreateSDigitsArray();
+ } else {
+ tof->RecreateSDigitsArray();
+ }
+
+ tof->SetTreeAddress();
+
+ 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;
- Int_t vol[5]; // location for a digit
- Float_t digit[2]; // TOF digit variables
TParticle *particle;
- AliTOFhit *tofHit;
- TClonesArray *TOFhits = TOF->Hits();
+ //AliTOFhit *tofHit;
+ TClonesArray *tofHitArray = tof->Hits();
// create hit map
- AliTOFHitMap *hitMap = new AliTOFHitMap(TOF->SDigits());
+ // AliTOFHitMap *hitMap = new AliTOFHitMap(tof->SDigits(), fTOFGeometry);
+ AliTOFHitMap *hitMap = new AliTOFHitMap(tof->SDigits());
+
+ TBranch * tofHitsBranch = hitTree->GetBranch("TOF");
- Int_t ntracks = static_cast<Int_t>(TH->GetEntries());
+ Int_t ntracks = static_cast<Int_t>(hitTree->GetEntries());
for (Int_t track = 0; track < ntracks; track++)
{
- gAlice->ResetHits();
- TH->GetEvent(track);
- particle = gAlice->Particle(track);
- Int_t nhits = TOFhits->GetEntriesFast();
+ gAlice->GetMCApp()->ResetHits();
+ tofHitsBranch->GetEvent(track);
+
+ AliMC *mcApplication = (AliMC*)gAlice->GetMCApp();
+
+ particle = 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 previousTrack =0;
- Int_t previousSector=0;
- Int_t previousPlate =0;
- Int_t previousStrip =0;
- Int_t previousPadX =0;
- Int_t previousPadZ =0;
-
- for (Int_t hit = 0; hit < nhits; hit++)
- {
- tofHit = (AliTOFhit *) TOFhits->UncheckedAt(hit);
- Int_t tracknum = tofHit->GetTrack();
- vol[0] = tofHit->GetSector();
- vol[1] = tofHit->GetPlate();
- vol[2] = tofHit->GetStrip();
- vol[3] = tofHit->GetPadx();
- vol[4] = tofHit->GetPadz();
-
- Bool_t isCloneOfThePrevious=((tracknum==previousTrack) && (vol[0]==previousSector) && (vol[1]==previousPlate) && (vol[2]==previousStrip) && (vol[3]==previousPadX) && (vol[4]==previousPadZ));
+ Int_t previousTrack =-1;
+ Int_t previousSector=-1;
+ Int_t previousPlate =-1;
+ Int_t previousStrip =-1;
+ Int_t previousPadX =-1;
+ 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;
+ Float_t dxPad;
+ Float_t dzPad;
+ Float_t geantTime;
+
+ // fp: really sorry for this, it is a temporary trick to have
+ // track length too
+ if (version<6) { //(version!=6 && version!=7)
+ AliTOFhit *tofHit = (AliTOFhit *) tofHitArray->UncheckedAt(hit);
+ tracknum = tofHit->GetTrack();
+ vol[0] = tofHit->GetSector();
+ vol[1] = tofHit->GetPlate();
+ vol[2] = tofHit->GetStrip();
+ vol[3] = tofHit->GetPadx();
+ vol[4] = tofHit->GetPadz();
+ dxPad = tofHit->GetDx();
+ dzPad = tofHit->GetDz();
+ geantTime = tofHit->GetTof(); // unit [s]
+ } else {
+ AliTOFhitT0 *tofHit = (AliTOFhitT0 *) tofHitArray->UncheckedAt(hit);
+ tracknum = tofHit->GetTrack();
+ vol[0] = tofHit->GetSector();
+ vol[1] = tofHit->GetPlate();
+ vol[2] = tofHit->GetStrip();
+ vol[3] = tofHit->GetPadx();
+ vol[4] = tofHit->GetPadz();
+ dxPad = tofHit->GetDx();
+ dzPad = tofHit->GetDz();
+ geantTime = tofHit->GetTof(); // unit [s]
+ }
- if(!isCloneOfThePrevious){
- // update "previous" values
- // in fact, we are yet in the future, so the present is past
- previousTrack=tracknum;
- previousSector=vol[0];
- previousPlate=vol[1];
- previousStrip=vol[2];
- previousPadX=vol[3];
- previousPadZ=vol[4];
-
- // 95% of efficiency to be inserted here
- // edge effect to be inserted here
- // cross talk to be inserted here
+ geantTime *= 1.e+09; // conversion from [s] to [ns]
+ // TOF matching window (~200ns) control
+ if (geantTime>=AliTOFGeometry::MatchingWindow()*1E-3) {
+ AliDebug(2,Form("Time measurement (%f) greater than the matching window (%f)",
+ geantTime, AliTOFGeometry::MatchingWindow()*1E-3));
+ continue;
+ }
+
+ // selection case for sdigitizing only hits in a given plate of a given sector
+ if(thereIsNotASelection || (vol[0]==fSelectedSector && vol[1]==fSelectedPlate)){
- Float_t idealtime = tofHit->GetTof(); // unit s
- idealtime *= 1.E+12; // conversion from s to ps
- // fTimeRes is given usually in ps
- Float_t tdctime = gRandom->Gaus(idealtime, TOF->GetTimeRes());
- digit[0] = tdctime;
+ Bool_t dummy=((tracknum==previousTrack) && (vol[0]==previousSector) && (vol[1]==previousPlate) && (vol[2]==previousStrip));
- // typical Landau Distribution to be inserted here
- // instead of Gaussian Distribution
- Float_t idealcharge = tofHit->GetEdep();
- Float_t adccharge = gRandom->Gaus(idealcharge, TOF->GetChrgRes());
- digit[1] = adccharge;
+ Bool_t isCloneOfThePrevious=dummy && ((vol[3]==previousPadX) && (vol[4]==previousPadZ));
- // check if two digit are on the same pad; in that case we sum
- // the two or more digits
- if (hitMap->TestHit(vol) != kEmpty) {
- AliTOFSDigit *sdig = static_cast<AliTOFSDigit*>(hitMap->GetHit(vol));
- sdig->Update(tdctime,adccharge,tracknum);
- } else {
- TOF->AddSDigit(tracknum, vol, digit);
- hitMap->SetHit(vol);
- }
- } // close if(!isCloneOfThePrevious)
+ Bool_t isNeighOfThePrevious=dummy && ((((vol[3]==previousPadX-1) || (vol[3]==previousPadX+1)) && (vol[4]==previousPadZ)) || ((vol[3]==previousPadX) && ((vol[4]==previousPadZ+1) || (vol[4]==previousPadZ-1))));
+
+ if(!isCloneOfThePrevious && !isNeighOfThePrevious){
+ // update "previous" values
+ // in fact, we are yet in the future, so the present is past
+ previousTrack=tracknum;
+ previousSector=vol[0];
+ previousPlate=vol[1];
+ previousStrip=vol[2];
+ previousPadX=vol[3];
+ previousPadZ=vol[4];
+
+ nselectedHits++;
+ nselectedHitsinEv++;
+ if (particle->GetFirstMother() < 0) nHitsFromPrim++; // counts hits due to primary particles
+
+ Float_t xStrip=AliTOFGeometry::XPad()*(vol[3]+0.5-0.5*AliTOFGeometry::NpadX())+dxPad;
+ Float_t zStrip=AliTOFGeometry::ZPad()*(vol[4]+0.5-0.5*AliTOFGeometry::NpadZ())+dzPad;
+
+ Int_t nActivatedPads = 0, nFiredPads = 0;
+ Bool_t isFired[4] = {kFALSE, kFALSE, kFALSE, kFALSE};
+ Float_t tofAfterSimul[4] = {0., 0., 0., 0.};
+ Float_t qInduced[4] = {0.,0.,0.,0.};
+ Int_t nPlace[4] = {0, 0, 0, 0};
+ Float_t averageTime = 0.;
+ SimulateDetectorResponse(zStrip,xStrip,geantTime,nActivatedPads,nFiredPads,isFired,nPlace,qInduced,tofAfterSimul,averageTime);
+ if(nFiredPads) {
+ for(Int_t indexOfPad=0; indexOfPad<nActivatedPads; indexOfPad++) {
+ if(isFired[indexOfPad]){ // the pad has fired
+ Float_t timediff=geantTime-tofAfterSimul[indexOfPad];
+
+ // TOF matching window (~200ns) control
+ if (tofAfterSimul[indexOfPad]>=AliTOFGeometry::MatchingWindow()*1E-3) {
+ AliDebug(2,Form("Time measurement (%f) greater than the matching window (%f)",
+ tofAfterSimul[indexOfPad], AliTOFGeometry::MatchingWindow()*1E-3));
+ continue;
+ }
+
+ if(timediff>=0.2) nlargeTofDiff++; // greater than 200ps
+
+ digit[0] = (Int_t) ((tofAfterSimul[indexOfPad]*1.e+03)/AliTOFGeometry::TdcBinWidth()); // TDC bin number (each bin -> 24.4 ps)
+
+ Float_t landauFactor = gRandom->Landau(fAdcMean, fAdcRms);
+ digit[1] = (Int_t) (qInduced[indexOfPad] * landauFactor); // ADC bins (each bin -> 0.25 (or 0.03) pC)
+
+ // recalculate the volume only for neighbouring pads
+ if(indexOfPad){
+ (nPlace[indexOfPad]<=AliTOFGeometry::NpadX()) ? vol[4] = 0 : vol[4] = 1;
+ (nPlace[indexOfPad]<=AliTOFGeometry::NpadX()) ? vol[3] = nPlace[indexOfPad] - 1 : vol[3] = nPlace[indexOfPad] - AliTOFGeometry::NpadX() - 1;
+ }
+ // check if two sdigit are on the same pad;
+ // in that case we sum the two or more sdigits
+ if (hitMap->TestHit(vol) != kEmpty) {
+ AliTOFSDigit *sdig = static_cast<AliTOFSDigit*>(hitMap->GetHit(vol));
+ Int_t tdctime = (Int_t) digit[0];
+ Int_t adccharge = (Int_t) digit[1];
+ sdig->Update(AliTOFGeometry::TdcBinWidth(),tdctime,adccharge,tracknum);
+ ntotalupdatesinEv++;
+ ntotalupdates++;
+ } else {
+
+ tof->AddSDigit(tracknum, vol, digit);
+
+ if(indexOfPad){
+ nnoisesdigits++;
+ nnoisesdigitsinEv++;
+ } else {
+ nsignalsdigits++;
+ nsignalsdigitsinEv++;
+ }
+ ntotalsdigitsinEv++;
+ ntotalsdigits++;
+ hitMap->SetHit(vol);
+ } // if (hitMap->TestHit(vol) != kEmpty)
+ } // if(isFired[indexOfPad])
+ } // end loop on nActivatedPads
+ } // if(nFiredPads) i.e. if some pads has fired
+ } // close if(!isCloneOfThePrevious)
+ } // close the selection on sector and plate
} // end loop on hits for the current track
} // end loop on ntracks
-
+
delete hitMap;
-
- gAlice->TreeS()->Reset();
- gAlice->TreeS()->Fill();
- gAlice->TreeS()->Write(0,TObject::kOverwrite) ;
- } //event loop
+
+ fTOFLoader->TreeS()->Reset();
+ fTOFLoader->TreeS()->Fill();
+ fTOFLoader->WriteSDigits("OVERWRITE");
+
+ if (tof->SDigits()) tof->ResetSDigits();
+
+ if (strstr(verboseOption,"all") || strstr(verboseOption,"partial")) {
+ 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(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,"----------------------------------------");
+ }
+
+ } //event loop on events
+ fTOFLoader->UnloadSDigits();
+ fTOFLoader->UnloadHits();
+ fRunLoader->UnloadKinematics();
+ //fRunLoader->UnloadgAlice();
+
+ // free used memory
+ if (ftail){
+ delete ftail;
+ ftail = 0;
+ }
+
+ nHitsFromSec=nselectedHits-nHitsFromPrim;
+ if (strstr(verboseOption,"all") || strstr(verboseOption,"partial")) {
+ AliDebug(2,"----------------------------------------");
+ AliDebug(2,Form("After sdigitizing %d hits in %d events ", nselectedHits, fEvent2-fEvent1));
+ //" (" << nHitsFromPrim << " from primaries and " << nHitsFromSec << " from secondaries) TOF hits, "
+ AliDebug(2,Form("%d sdigits have been created", ntotalsdigits));
+ AliDebug(2,Form("(%d due to signals and %d due to border effect)", nsignalsdigits, nnoisesdigits));
+ AliDebug(2,Form("%d total updates of the hit map have been performed", ntotalupdates));
+ AliDebug(2,Form("in %d cases the time of flight difference is greater than 200 ps", nlargeTofDiff));
+ AliDebug(2,"----------------------------------------");
+ }
+
+
+ if(strstr(verboseOption,"tim") || strstr(verboseOption,"all")){
+ gBenchmark->Stop("TOFSDigitizer");
+ AliInfo("AliTOFSDigitizer:");
+ AliInfo(Form(" took %f seconds in order to make sdigits "
+ "%f seconds per event", gBenchmark->GetCpuTime("TOFSDigitizer"), gBenchmark->GetCpuTime("TOFSDigitizer")/(fEvent2-fEvent1)));
+ AliInfo(" +++++++++++++++++++++++++++++++++++++++++++++++++++ ");
+ }
}
-
+
//__________________________________________________________________
-void AliTOFSDigitizer::SetSDigitsFile(char * file ){
- if(!fSDigitsFile.IsNull())
- cout << "Changing SDigits file from " <<(char *)fSDigitsFile.Data() << " to " << file << endl ;
- fSDigitsFile=file ;
+void AliTOFSDigitizer::Print(Option_t* /*opt*/)const
+{
+ AliInfo(Form(" ------------------- %s ------------- ", GetName()));
}
+
//__________________________________________________________________
-void AliTOFSDigitizer::Print(Option_t* option)const
+void AliTOFSDigitizer::SelectSectorAndPlate(Int_t sector, Int_t plate)
{
- cout << "------------------- "<< GetName() << " -------------" << endl ;
- if(fSDigitsFile.IsNull())
- cout << " Writing SDigitis to file galice.root "<< endl ;
- else
- cout << " Writing SDigitis to file " << (char*) fSDigitsFile.Data() << endl ;
-
+ //Select sector and plate
+ Bool_t isaWrongSelection=(sector < 0) || (sector >= AliTOFGeometry::NSectors()) || (plate < 0) || (plate >= AliTOFGeometry::NPlates());
+ if(isaWrongSelection){
+ AliError("You have selected an invalid value for sector or plate ");
+ AliError(Form("The correct range for sector is [0,%d]", AliTOFGeometry::NSectors()-1));
+ AliError(Form("The correct range for plate is [0,%d]", AliTOFGeometry::NPlates()-1));
+ AliError("By default we continue sdigitizing all hits in all plates of all sectors");
+ } else {
+ fSelectedSector=sector;
+ fSelectedPlate =plate;
+ AliInfo(Form("SDigitizing only hits in plate %d of the sector %d", fSelectedPlate, fSelectedSector));
+ }
}
//__________________________________________________________________
// qCenterPad - charge extimated for each pad, arb. units
// weightsSum - sum of weights extimated for each pad fired, arb. units
- const Float_t kSigmaForTail[2] = {AliTOFConstants::fgkSigmaForTail1,AliTOFConstants::fgkSigmaForTail2}; //for tail
+ const Float_t kSigmaForTail[2] = {AliTOFGeometry::SigmaForTail1(),AliTOFGeometry::SigmaForTail2()}; //for tail
Int_t iz = 0, ix = 0;
Float_t dX = 0., dZ = 0., x = 0., z = 0.;
Float_t h = fHparameter, h2 = fH2parameter, k = fKparameter, k2 = fK2parameter;
nFiredPads = 0;
(z0 <= 0) ? iz = 0 : iz = 1;
- dZ = z0 + (0.5 * AliTOFConstants::fgkNpadZ - iz - 0.5) * AliTOFConstants::fgkZPad; // hit position in the pad frame, (0,0) - center of the pad
- z = 0.5 * AliTOFConstants::fgkZPad - TMath::Abs(dZ); // variable for eff., res. and timeWalk. functions
- iz++; // z row: 1, ..., AliTOFConstants::fgkNpadZ = 2
- ix = (Int_t)((x0 + 0.5 * AliTOFConstants::fgkNpadX * AliTOFConstants::fgkXPad) / AliTOFConstants::fgkXPad);
- dX = x0 + (0.5 * AliTOFConstants::fgkNpadX - ix - 0.5) * AliTOFConstants::fgkXPad; // hit position in the pad frame, (0,0) - center of the pad
- x = 0.5 * AliTOFConstants::fgkXPad - TMath::Abs(dX); // variable for eff., res. and timeWalk. functions;
- ix++; // x row: 1, ..., AliTOFConstants::fgkNpadX = 48
+ dZ = z0 + (0.5 * AliTOFGeometry::NpadZ() - iz - 0.5) * AliTOFGeometry::ZPad(); // hit position in the pad frame, (0,0) - center of the pad
+ z = 0.5 * AliTOFGeometry::ZPad() - TMath::Abs(dZ); // variable for eff., res. and timeWalk. functions
+ iz++; // z row: 1, ..., AliTOFGeometry::NpadZ = 2
+ ix = (Int_t)((x0 + 0.5 * AliTOFGeometry::NpadX() * AliTOFGeometry::XPad()) / AliTOFGeometry::XPad());
+ dX = x0 + (0.5 * AliTOFGeometry::NpadX() - ix - 0.5) * AliTOFGeometry::XPad(); // hit position in the pad frame, (0,0) - center of the pad
+ x = 0.5 * AliTOFGeometry::XPad() - TMath::Abs(dX); // variable for eff., res. and timeWalk. functions;
+ ix++; // x row: 1, ..., AliTOFGeometry::NpadX = 48
////// Pad A:
nActivatedPads++;
- nPlace[nActivatedPads-1] = (iz - 1) * AliTOFConstants::fgkNpadX + ix;
+ nPlace[nActivatedPads-1] = (iz - 1) * AliTOFGeometry::NpadX() + ix;
qInduced[nActivatedPads-1] = qCenterPad;
padId[nActivatedPads-1] = 1;
eff[nActivatedPads-1] = fEffCenter;
if (gRandom->Rndm() < eff[nActivatedPads-1]) {
nFiredPads = 1;
- res[nActivatedPads-1] = 0.001 * TMath::Sqrt(10400 + fResCenter * fResCenter); // 10400=30^2+20^2+40^2+50^2+50^2+50^2 ns;
+ res[nActivatedPads-1] = 0.001 * TMath::Sqrt(fAddTRes*fAddTRes + fResCenter * fResCenter); // ns
isFired[nActivatedPads-1] = kTRUE;
tofTime[nActivatedPads-1] = gRandom->Gaus(geantTime + fTimeWalkCenter, res[0]);
averageTime = tofTime[nActivatedPads-1];
}
(effZ<effX) ? eff[nActivatedPads-1] = effZ : eff[nActivatedPads-1] = effX;
- (resZ<resX) ? res[nActivatedPads-1] = 0.001 * TMath::Sqrt(10400 + resX * resX) : res[nActivatedPads-1] = 0.001 * TMath::Sqrt(10400 + resZ * resZ); // 10400=30^2+20^2+40^2+50^2+50^2+50^2 ns
+ (resZ<resX) ? res[nActivatedPads-1] = 0.001 * TMath::Sqrt(fAddTRes*fAddTRes + resX * resX) : res[nActivatedPads-1] = 0.001 * TMath::Sqrt(fAddTRes*fAddTRes + resZ * resZ); // ns
(timeWalkZ<timeWalkX) ? timeWalk[nActivatedPads-1] = 0.001 * timeWalkZ : timeWalk[nActivatedPads-1] = 0.001 * timeWalkX; // ns
if(z < k && z > 0) {
if( (iz == 1 && dZ > 0) || (iz == 2 && dZ < 0) ) {
nActivatedPads++;
- nPlace[nActivatedPads-1] = nPlace[0] + (3 - 2 * iz) * AliTOFConstants::fgkNpadX;
+ nPlace[nActivatedPads-1] = nPlace[0] + (3 - 2 * iz) * AliTOFGeometry::NpadX();
eff[nActivatedPads-1] = effZ;
- res[nActivatedPads-1] = 0.001 * TMath::Sqrt(10400 + resZ * resZ); // 10400=30^2+20^2+40^2+50^2+50^2+50^2 ns
+ res[nActivatedPads-1] = 0.001 * TMath::Sqrt(fAddTRes*fAddTRes + resZ * resZ); // ns
timeWalk[nActivatedPads-1] = 0.001 * timeWalkZ; // ns
nTail[nActivatedPads-1] = 2;
if (fTimeDelayFlag) {
nActivatedPads++;
nPlace[nActivatedPads-1] = nPlace[0] - 1;
eff[nActivatedPads-1] = effX;
- res[nActivatedPads-1] = 0.001 * TMath::Sqrt(10400 + resX * resX); // 10400=30^2+20^2+40^2+50^2+50^2+50^2 ns
+ res[nActivatedPads-1] = 0.001 * TMath::Sqrt(fAddTRes*fAddTRes + resX * resX); // ns
timeWalk[nActivatedPads-1] = 0.001 * timeWalkX; // ns
nTail[nActivatedPads-1] = 2;
if (fTimeDelayFlag) {
if(z < k && z > 0) {
if( (iz == 1 && dZ > 0) || (iz == 2 && dZ < 0) ) {
nActivatedPads++;
- nPlace[nActivatedPads-1] = nPlace[0] + (3 - 2 * iz) * AliTOFConstants::fgkNpadX - 1;
+ nPlace[nActivatedPads-1] = nPlace[0] + (3 - 2 * iz) * AliTOFGeometry::NpadX() - 1;
eff[nActivatedPads-1] = effX * effZ;
- (resZ<resX) ? res[nActivatedPads-1] = 0.001 * TMath::Sqrt(10400 + resX * resX) : res[nActivatedPads-1] = 0.001 * TMath::Sqrt(10400 + resZ * resZ); // 10400=30^2+20^2+40^2+50^2+50^2+50^2 ns
+ (resZ<resX) ? res[nActivatedPads-1] = 0.001 * TMath::Sqrt(fAddTRes*fAddTRes + resX * resX) : res[nActivatedPads-1] = 0.001 * TMath::Sqrt(fAddTRes*fAddTRes + resZ * resZ); // ns
(timeWalkZ<timeWalkX) ? timeWalk[nActivatedPads-1] = 0.001 * timeWalkZ : timeWalk[nActivatedPads-1] = 0.001 * timeWalkX; // ns
nTail[nActivatedPads-1] = 2;
} // end C
// E:
- if(ix < AliTOFConstants::fgkNpadX && dX > 0) {
+ if(ix < AliTOFGeometry::NpadX() && dX > 0) {
nActivatedPads++;
nPlace[nActivatedPads-1] = nPlace[0] + 1;
eff[nActivatedPads-1] = effX;
- res[nActivatedPads-1] = 0.001 * (TMath::Sqrt(10400 + resX * resX)); // ns
+ res[nActivatedPads-1] = 0.001 * (TMath::Sqrt(fAddTRes*fAddTRes + resX * resX)); // ns
timeWalk[nActivatedPads-1] = 0.001 * timeWalkX; // ns
nTail[nActivatedPads-1] = 2;
if (fTimeDelayFlag) {
if(z < k && z > 0) {
if( (iz == 1 && dZ > 0) || (iz == 2 && dZ < 0) ) {
nActivatedPads++;
- nPlace[nActivatedPads - 1] = nPlace[0] + (3 - 2 * iz) * AliTOFConstants::fgkNpadX + 1;
+ nPlace[nActivatedPads - 1] = nPlace[0] + (3 - 2 * iz) * AliTOFGeometry::NpadX() + 1;
eff[nActivatedPads - 1] = effX * effZ;
- (resZ<resX) ? res[nActivatedPads-1] = 0.001 * TMath::Sqrt(10400 + resX * resX) : res[nActivatedPads-1] = 0.001 * TMath::Sqrt(10400 + resZ * resZ); // 10400=30^2+20^2+40^2+50^2+50^2+50^2 ns
+ (resZ<resX) ? res[nActivatedPads-1] = 0.001 * TMath::Sqrt(fAddTRes*fAddTRes + resX * resX) : res[nActivatedPads-1] = 0.001 * TMath::Sqrt(fAddTRes*fAddTRes + resZ * resZ); // ns
(timeWalkZ<timeWalkX) ? timeWalk[nActivatedPads-1] = 0.001 * timeWalkZ : timeWalk[nActivatedPads-1] = 0.001*timeWalkX; // ns
nTail[nActivatedPads-1] = 2;
if (fTimeDelayFlag) {
//
// Print parameters used for sdigitization
//
- cout << " ------------------- "<< GetName() << " -------------" << endl ;
- cout << " Parameters used for TOF SDigitization " << endl ;
+ AliInfo(Form(" ------------------- %s -------------", GetName()));
+ AliInfo(" Parameters used for TOF SDigitization ");
// Printing the parameters
- cout << " Number of events: " << fNevents << endl;
-
- cout << " Time Resolution (ns) "<< fTimeResolution <<" Pad Efficiency: "<< fpadefficiency << endl;
- cout << " Edge Effect option: "<< fEdgeEffect<< endl;
-
- cout << " Boundary Effect Simulation Parameters " << endl;
- cout << " Hparameter: "<< fHparameter<<" H2parameter:"<< fH2parameter <<" Kparameter:"<< fKparameter<<" K2parameter: "<< fK2parameter << endl;
- cout << " Efficiency in the central region of the pad: "<< fEffCenter << endl;
- cout << " Efficiency at the boundary region of the pad: "<< fEffBoundary << endl;
- cout << " Efficiency value at H2parameter "<< fEff2Boundary << endl;
- cout << " Efficiency value at K2parameter "<< fEff3Boundary << endl;
- cout << " Resolution (ps) in the central region of the pad: "<< fResCenter << endl;
- cout << " Resolution (ps) at the boundary of the pad : "<< fResBoundary << endl;
- cout << " Slope (ps/K) for neighbouring pad : "<< fResSlope <<endl;
- cout << " Time walk (ps) in the central region of the pad : "<< fTimeWalkCenter << endl;
- cout << " Time walk (ps) at the boundary of the pad : "<< fTimeWalkBoundary<< endl;
- cout << " Slope (ps/K) for neighbouring pad : "<< fTimeWalkSlope<<endl;
- cout << " Pulse Heigth Simulation Parameters " << endl;
- cout << " Flag for delay due to the PulseHeightEffect: "<< fTimeDelayFlag <<endl;
- cout << " Pulse Height Slope : "<< fPulseHeightSlope<<endl;
- cout << " Time Delay Slope : "<< fTimeDelaySlope<<endl;
- cout << " Minimum charge amount which could be induced : "<< fMinimumCharge<<endl;
- cout << " Smearing in charge in (q1/q2) vs x plot : "<< fChargeSmearing<<endl;
- cout << " Smearing in log of charge ratio : "<< fLogChargeSmearing<<endl;
- cout << " Smearing in time in time vs log(q1/q2) plot : "<< fTimeSmearing<<endl;
- cout << " Flag for average time : "<< fAverageTimeFlag<<endl;
- cout << " Edge tails option : "<< fEdgeTails << endl;
+ 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(" 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(" 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(" Flag for average time : %d", fAverageTimeFlag));
+ AliInfo(Form(" Edge tails option : %d", fEdgeTails));
}