* provided "as is" without express or implied warranty. *
**************************************************************************/
-//_________________________________________________________________________
-// This is a TTask that makes TOF-Digits out of TOF-SDigits.
-// The simulation of the detector is performed at sdigits level:
-// during digitization the unique task is the sum of all sdigits in the
-// same pad.
-// Digits are written to TreeD in branch "TOF".
-//
-// -- Author : F. Pierella (Bologna University) pierella@bo.infn.it
-//////////////////////////////////////////////////////////////////////////////
-
-#include <TTree.h>
-#include <TVector.h>
-#include <TObjArray.h>
-#include <TFile.h>
-#include <TDirectory.h>
-#include <TRandom.h>
-
+//_________________________________________________________________________//
+// //
+// This is a TTask that makes TOF-Digits out of TOF-SDigits. //
+// The simulation of the detector is performed at sdigits level: //
+// during digitization the unique task is the sum of all sdigits in the //
+// same pad. //
+// Digits are written to TreeD in branch "TOF". //
+// //
+// -- Author : F. Pierella (Bologna University) pierella@bo.infn.it //
+// //
+//_________________________________________________________________________//
+
+#include "Riostream.h"
+
+#include "TFile.h"
+#include "TH1F.h"
+#include "TTree.h"
+#include "TRandom.h"
+#include "TObjArray.h"
+
+#include "AliLoader.h"
+#include "AliLog.h"
+#include "AliRunDigitizer.h"
+#include "AliRunLoader.h"
+#include "AliRun.h"
+#include "AliTOFcalib.h"
+#include "AliTOFChannelOnline.h"
+#include "AliTOFChannelOffline.h"
#include "AliTOFDigitizer.h"
-#include "AliTOF.h"
-#include "AliTOFSDigitizer.h"
-#include "AliTOFhit.h"
#include "AliTOFdigit.h"
-#include "AliTOFSDigit.h"
#include "AliTOFHitMap.h"
-#include "AliDigitizer.h"
-#include "AliRunDigitizer.h"
+#include "AliTOFGeometry.h"
+#include "AliTOFSDigit.h"
+#include "AliTOF.h"
-#include "AliRun.h"
-#include "AliPDG.h"
+extern TDirectory *gDirectory;
+extern TFile *gFile;
+extern TRandom *gRandom;
+
+extern AliRun *gAlice;
-#include <stdlib.h>
-#include <Riostream.h>
-#include <Riostream.h>
ClassImp(AliTOFDigitizer)
//___________________________________________
- AliTOFDigitizer::AliTOFDigitizer() :AliDigitizer()
+ AliTOFDigitizer::AliTOFDigitizer() :
+ AliDigitizer(),
+ fDigits(0x0),
+ fSDigitsArray(0x0),
+ fhitMap(0x0)
{
// Default ctor - don't use it
- fDigits=0;
- fSDigitsArray=0;
- fhitMap=0;
}
//___________________________________________
-AliTOFDigitizer::AliTOFDigitizer(AliRunDigitizer* manager)
- :AliDigitizer(manager)
+AliTOFDigitizer::AliTOFDigitizer(AliRunDigitizer* manager):
+ AliDigitizer(manager),
+ fDigits(0x0),
+ fSDigitsArray(0x0),
+ fhitMap(0x0)
+{
+ //ctor with RunDigitizer
+}
+
+//------------------------------------------------------------------------
+AliTOFDigitizer::AliTOFDigitizer(const AliTOFDigitizer &source):
+ AliDigitizer(source),
+ fDigits(0),
+ fSDigitsArray(0),
+ fhitMap(0)
{
- fDigits=0;
- fSDigitsArray=0;
- fhitMap=0;
+ // copy constructor
+ this->fDigits=source.fDigits;
+ this->fSDigitsArray=source.fSDigitsArray;
+ this->fhitMap=source.fhitMap;
+
+}
+
+//------------------------------------------------------------------------
+ AliTOFDigitizer& AliTOFDigitizer::operator=(const AliTOFDigitizer &source)
+{
+ // ass. op.
+ this->fDigits=source.fDigits;
+ this->fSDigitsArray=source.fSDigitsArray;
+ this->fhitMap=source.fhitMap;
+ return *this;
+
}
//------------------------------------------------------------------------
//---------------------------------------------------------------------
-void AliTOFDigitizer::Exec(Option_t* option)
+void AliTOFDigitizer::Exec(Option_t* /*option*/)
{
//
// Perform digitization and merging.
// - the sdigits container is used to create the array of AliTOFdigit.
//
- if(strstr(option,"deb")) cout<<"AliTOFDigitizer::Exec\n";
+ AliDebug(1, "");
// get the ptr to TOF detector
sprintf (branchname, "%s", tof->GetName ());
fDigits=new TClonesArray("AliTOFdigit",4000);
-
- TTree* treeD = fManager->GetTreeD();
+
+ AliRunLoader* outrl = AliRunLoader::GetRunLoader(fManager->GetOutputFolderName());
+ if (outrl == 0x0)
+ {
+ AliError("Can not find Run Loader in output folder.");
+ return;
+ }
+
+ /*
+ outrl->CdGAFile();
+ TFile *in=(TFile*)gFile;
+ TDirectory *savedir=gDirectory;
+
+
+ //when fGeom was needed
+
+ if (!in->IsOpen()) {
+ AliWarning("Geometry file is not open default TOF geometry will be used");
+ fGeom = new AliTOFGeometry();
+ }
+ else {
+ in->cd();
+ fGeom = (AliTOFGeometry*)in->Get("TOFgeometry");
+ }
+
+ savedir->cd();
+ */
+ AliLoader* outgime = outrl->GetLoader("TOFLoader");
+ if (outgime == 0x0)
+ {
+ AliError("Can not get TOF Loader from Output Run Loader.");
+ return;
+ }
+
+ TTree* treeD = outgime->TreeD();
+ if (treeD == 0x0)
+ {
+ outgime->MakeTree("D");
+ treeD = outgime->TreeD();
+ }
//Make branch for digits (to be created in Init())
tof->MakeBranchInTree(treeD,branchname,&fDigits,4000);
for (Int_t inputFile=0; inputFile<fManager->GetNinputs();
inputFile++) {
ReadSDigit(inputFile);
- }
+ }
// create digits
CreateDigits();
// free used memory for Hit Map in current event
delete fhitMap;
fSDigitsArray->Delete();
+ delete fSDigitsArray;
+
treeD->Fill();
- fManager->GetTreeD()->AutoSave(); // to fit with the framework
+ outgime->WriteDigits("OVERWRITE");
+ outgime->UnloadDigits();
fDigits->Delete();
delete fDigits;
// loop on sdigits container to fill the AliTOFdigit TClonesArray
// start digitizing all the collected sdigits
- Int_t ndump=15; // dump the first ndump created digits for each event
+ Int_t ndump=0; // dump the first ndump created digits for each event
// get the total number of collected sdigits
Int_t ndig = fSDigitsArray->GetEntriesFast();
for (Int_t k = 0; k < ndig; k++) {
- Int_t vol[5]; // location for a digit
+ Int_t vol[5]; // location for a digit
+ for (Int_t i=0; i<5; i++) vol[i] = -1;
// Get the information for this digit
AliTOFSDigit *tofsdigit = (AliTOFSDigit *) fSDigitsArray->UncheckedAt(k);
// for current sdigit
// TOF sdigit volumes (always the same for all slots)
- Int_t sector = tofsdigit->GetSector(); // range [1-18]
- Int_t plate = tofsdigit->GetPlate(); // range [1- 5]
- Int_t strip = tofsdigit->GetStrip(); // range [1-20]
- Int_t padz = tofsdigit->GetPadz(); // range [1- 2]
- Int_t padx = tofsdigit->GetPadx(); // range [1-48]
+ Int_t sector = tofsdigit->GetSector(); // range [0-17]
+ Int_t plate = tofsdigit->GetPlate(); // range [0- 4]
+ Int_t strip = tofsdigit->GetStrip(); // range [0-14/18/19]
+ Int_t padz = tofsdigit->GetPadz(); // range [0- 1]
+ Int_t padx = tofsdigit->GetPadx(); // range [0-47]
vol[0] = sector;
vol[1] = plate;
//--------------------- QA section ----------------------
// in the while, I perform QA
- Bool_t isSDigitBad = (sector<1 || sector>18 || plate<1 || plate >5 || padz<1 || padz>2 || padx<1 || padx>48);
+ Bool_t isSDigitBad = (sector<0 || sector>17 || plate<0 || plate >4 || padz<0 || padz>1 || padx<0 || padx>47);
if (isSDigitBad) {
- cout << "<AliTOFSDigits2Digits> strange sdigit found" << endl;
- abort();
+ //AliFatal("strange sdigit found");
+ AliFatal(Form("strange sdigit found %3i %2i %2i %3i %3i", sector, plate, padz, padx, strip));
}
//-------------------------------------------------------
//------------------- Dump section ----------------------
if(k<ndump){
- cout << k << "-th | " << "Sector " << sector << " | Plate " << plate << " | Strip " << strip << " | PadZ " << padz << " | PadX " << padx << endl;
- cout << k << "-th sdigit" << endl;
- cout << "----------------------------------------------------"<< endl;
+ AliInfo(Form("%2i-th | Sector %2i | Plate %1i | Strip %2i | PadZ %1i | PadX %2i ", k, sector, plate, strip, padz, padx));
+ AliInfo(Form("%2i-th", k));
+ AliInfo("----------------------------------------------------");
}
// ------------------------------------------------------
// start loop on number of slots for current sdigit
for (Int_t islot = 0; islot < nslot; islot++) {
- Float_t digit[2]; // TOF digit variables
- Int_t tracknum[kMAXDIGITS]; // contributing tracks for the current slot
+ Int_t digit[4] = {-1,-1,-1,-1}; // TOF digit variables
+ Int_t tracknum[AliTOFSDigit::kMAXDIGITS]; // contributing tracks for the current slot
- Float_t tdc=tofsdigit->GetTdc(islot); digit[0]=tdc;
- Float_t adc=tofsdigit->GetAdc(islot); digit[1]=adc;
+ Int_t tdc=tofsdigit->GetTdc(islot); digit[0]=tdc;
+ Int_t adc=tofsdigit->GetAdc(islot); digit[1]=adc;
tracknum[0]=tofsdigit->GetTrack(islot,0);
tracknum[1]=tofsdigit->GetTrack(islot,1);
} // end loop on sdigits - end digitizing all collected sdigits
+ //Insert Decalibration
+ AliInfo("in digitizer, create digits");
+ AliTOFcalib * calib = new AliTOFcalib();
+ InitDecalibration(calib);
+ DecalibrateTOFSignal(calib);
+ delete calib;
}
//---------------------------------------------------------------------
// be created with the same simulation parameters.
// get the treeS from manager
- TTree* currentTreeS=fManager->GetInputTreeS(inputFile);
-
+ AliRunLoader* rl = AliRunLoader::GetRunLoader(fManager->GetInputFolderName(inputFile));
+ if (rl == 0x0)
+ {
+ AliError(Form("Can not find Run Loader in input %d folder.",inputFile));
+ return;
+ }
+
+ AliLoader* gime = rl->GetLoader("TOFLoader");
+ if (gime == 0x0)
+ {
+ AliError(Form("Can not get TOF Loader from Input %d Run Loader.",inputFile));
+ return;
+ }
+
+ TTree* currentTreeS=gime->TreeS();
+ if (currentTreeS == 0x0)
+ {
+ Int_t retval = gime->LoadSDigits();
+ if (retval)
+ {
+ AliError(Form("Error occured while loading S. Digits for Input %d",inputFile));
+ return;
+ }
+ currentTreeS=gime->TreeS();
+ if (currentTreeS == 0x0)
+ {
+ AliError(Form("Can not get S. Digits Tree for Input %d",inputFile));
+ return;
+ }
+ }
// get the branch TOF inside the treeS
TClonesArray * sdigitsDummyContainer= new TClonesArray("AliTOFSDigit", 1000);
TBranch* tofBranch=currentTreeS->GetBranch("TOF");
if(!tofBranch){
- Fatal("ReadSDigit","TOF branch not found for input %d",inputFile);
+ AliFatal(Form("TOF branch not found for input %d",inputFile));
}
tofBranch->SetAddress(&sdigitsDummyContainer);
Int_t nEntries = (Int_t)tofBranch->GetEntries();
// Loop through all entries in the tree
- Int_t nbytes;
+ Int_t nbytes = 0;
for (Int_t iEntry = 0; iEntry < nEntries; iEntry++) {
for (Int_t k=0; k<ndig; k++) {
AliTOFSDigit *tofSdigit= (AliTOFSDigit*) sdigitsDummyContainer->UncheckedAt(k);
- Int_t vol[5]; // location for a sdigit
-
+ Int_t vol[5]; // location for a sdigit
+ for (Int_t i=0; i<5; i++) vol[i] = -1;
+
// check the sdigit volume
vol[0] = tofSdigit->GetSector();
vol[1] = tofSdigit->GetPlate();
} // if (hitMap->TestHit(vol) != kEmpty)
} // for (Int_t k=0; k<ndig; k++)
+ sdigitsDummyContainer->Delete();
} // end loop on entries
- sdigitsDummyContainer->Delete();
- sdigitsDummyContainer=0;
+ delete sdigitsDummyContainer;
}
// put it into tmp array
new (aSDigitsArray[last]) AliTOFSDigit(*sdigit);
}
+
+//_____________________________________________________________________________
+void AliTOFDigitizer::InitDecalibration( AliTOFcalib *calib) const {
+ //
+ //
+ //
+
+ calib->CreateCalArrays();
+ calib->ReadSimHistoFromCDB("TOF/Calib", -1); // use AliCDBManager's number
+ calib->ReadParOfflineFromCDB("TOF/Calib", -1); // use AliCDBManager's number
+}
+//---------------------------------------------------------------------
+void AliTOFDigitizer::DecalibrateTOFSignal( AliTOFcalib *calib){
+
+ // Read Calibration parameters from the CDB
+
+ TObjArray * calOffline= calib->GetTOFCalArrayOffline();
+
+ AliDebug(2,Form("Size of array for Offline Calibration = %i",calOffline->GetEntries()));
+
+ // Initialize Quantities to Simulate ToT Spectra
+
+ TH1F * hToT= calib->GetTOFSimToT();
+ Int_t nbins = hToT->GetNbinsX();
+ Float_t delta = hToT->GetBinWidth(1);
+ Float_t maxch = hToT->GetBinLowEdge(nbins)+delta;
+ Float_t minch = hToT->GetBinLowEdge(1);
+ Float_t max=0,min=0; //maximum and minimum value of the distribution
+ Int_t maxbin=0,minbin=0; //maximum and minimum bin of the distribution
+
+ for (Int_t ii=nbins; ii>0; ii--){
+ if (hToT->GetBinContent(ii)!= 0) {
+ max = maxch - (nbins-ii-1)*delta;
+ maxbin = ii;
+ break;}
+ }
+ for (Int_t j=1; j<nbins; j++){
+ if (hToT->GetBinContent(j)!= 0) {
+ min = minch + (j-1)*delta;
+ minbin = j;
+ break;}
+ }
+
+ Float_t maxToT=max;
+ Float_t minToT=min;
+
+ Float_t maxToTDistr=hToT->GetMaximum();
+
+ AliDebug (1, Form(" The minimum ToT = %f", minToT));
+ AliDebug (1, Form(" The maximum ToT = %f", maxToT));
+ AliDebug (1, Form(" The maximum peak in ToT = %f", maxToTDistr));
+
+ // Loop on TOF Digits
+
+ Bool_t isToTSimulated=kFALSE;
+ Bool_t misCalibPars=kFALSE;
+ if(hToT->GetEntries()>0)isToTSimulated=kTRUE;
+ Int_t ndigits = fDigits->GetEntriesFast();
+ for (Int_t i=0;i<ndigits;i++){
+ AliTOFdigit * dig = (AliTOFdigit*)fDigits->At(i);
+ Int_t detId[5];
+ detId[0] = dig->GetSector();
+ detId[1] = dig->GetPlate();
+ detId[2] = dig->GetStrip();
+ detId[3] = dig->GetPadz();
+ detId[4] = dig->GetPadx();
+ dig->SetTdcND(dig->GetTdc()); // save the non decalibrated time
+ if(isToTSimulated){
+
+ //A realistic ToT Spectrum was found in input,
+ //decalibrated TOF Digits likely to be simulated....
+
+ Int_t index = AliTOFGeometry::GetIndex(detId); // The channel index
+ AliTOFChannelOffline *calChannelOffline = (AliTOFChannelOffline *)calOffline->At(index); //retrieve the info for time slewing
+ Double_t par[6]; // time slewing parameters
+
+ //check whether we actually ask for miscalibration
+
+ for (Int_t j = 0; j<6; j++){
+ par[j]=(Double_t)calChannelOffline->GetSlewPar(j);
+ if(par[j]!=0)misCalibPars=kTRUE;
+ }
+ AliDebug(2,Form(" Calib Pars = %f (0-th parameter for time slewing + time delay), %f, %f, %f, %f, %f ",par[0],par[1],par[2],par[3],par[4],par[5]));
+
+ // Now generate Realistic ToT distribution from TestBeam Data.
+ // Tot is in ns, assuming a Matching Window of 10 ns.
+
+ Float_t simToT = 0;
+ Float_t trix = 0;
+ Float_t triy = 0;
+ Double_t timeCorr;
+ Double_t tToT;
+ while (simToT <= triy){
+ trix = gRandom->Rndm(i);
+ triy = gRandom->Rndm(i);
+ trix = (maxToT-minToT)*trix + minToT;
+ triy = maxToTDistr*triy;
+ Int_t binx=hToT->FindBin(trix);
+ simToT=hToT->GetBinContent(binx);
+ }
+ // the generated ToT (ns)
+ tToT= (Double_t) trix; // to apply slewing we start from ns..
+ // transform TOF signal in ns
+ AliDebug(2,Form(" The Initial Time (counts): %i: ",dig->GetTdc()));
+ AliDebug(2,Form(" Time before miscalibration (ps) %e: ",dig->GetTdc()*(Double_t)AliTOFGeometry::TdcBinWidth()));
+ // add slewing effect
+ timeCorr=par[0] + tToT*(par[1] +tToT*(par[2] +tToT*(par[3] +tToT*(par[4] +tToT*par[5]))));
+ AliDebug(2,Form(" The Time slewing + delay (ns): %f: ",timeCorr));
+ // add global time shift
+ //convert to ps
+ timeCorr*=1E3;
+ Double_t timeMis = (Double_t)(dig->GetTdc())*(Double_t)AliTOFGeometry::TdcBinWidth();
+ timeMis = timeMis+timeCorr;
+ AliDebug(2,Form(" The Miscalibrated time (ps): %e: ",timeMis));
+
+ // now update the digit info
+
+ Int_t tdcCorr= (Int_t)(timeMis/AliTOFGeometry::TdcBinWidth());
+ AliDebug(2,Form(" Final Time (counts): %i: ",tdcCorr));
+ // Setting Decalibrated Time signal (TDC counts)
+ dig->SetTdc(tdcCorr);
+ // Setting realistic ToT signal (TDC counts)
+ tToT*=1E3; //back to ps
+ Int_t tot=(Int_t)(tToT/AliTOFGeometry::ToTBinWidth());//(factor 1E3 as input ToT is in ns)
+ dig->SetToT(tot);
+ AliDebug(2,Form(" Final Time and ToT (counts): %i: , %i:",dig->GetTdc(),dig->GetToT()));
+ if(tdcCorr<0){
+ AliWarning (Form(" The bad Slewed Time(TDC counts)= %i ", tdcCorr));
+ AliWarning(Form(" The bad ToT (TDC counts)= %i ", tot));
+ }
+ }
+ else{
+ // For Data with no Miscalibration, set ToT signal == Adc
+ dig->SetToT((Int_t)(dig->GetAdc()/AliTOFGeometry::ToTBinWidth())); //remove the factor 10^3 just to have a reasonable ToT range for raw data simulation even in the case of non-realistic ToT distribution (n.b. fAdc is practically an arbitrary quantity, and ToT has no impact on the TOF reco for non-miscalibrated digits)
+ }
+ }
+
+ if(!isToTSimulated){
+ AliDebug(1,"Standard Production, no miscalibrated digits");
+ }else{
+ if(!misCalibPars){
+ AliDebug(1,"Standard Production, no miscalibrated digits");
+ }
+ else {
+ AliDebug(1,"Simulating miscalibrated digits");
+ }
+ }
+ return;
+}
+
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