// //
///////////////////////////////////////////////////////////////////////////////
-#include <stdlib.h>
-#include <Riostream.h>
-
// --- ROOT system
#include <TBRIK.h>
-#include <TDirectory.h>
-#include <TF1.h>
-#include <TFile.h>
#include <TGeometry.h>
#include <TNode.h>
#include <TTree.h>
-#include <TVirtualMC.h>
+#include <TFile.h>
+#include <TSystem.h>
// --- AliRoot header files
#include "AliDetector.h"
#include "AliZDC.h"
-#include "AliZDCDigit.h"
#include "AliZDCHit.h"
-#include "AliZDCMergedHit.h"
-#include "AliZDCMerger.h"
-#include "AliZDCReco.h"
-
-#include "AliConst.h"
+#include "AliZDCSDigit.h"
+#include "AliZDCDigit.h"
+#include "AliZDCDigitizer.h"
+#include "AliZDCRawStream.h"
+#include "AliZDCCalibData.h"
-#include "AliHeader.h"
+#include "AliRawDataHeader.h"
#include "AliLoader.h"
#include "AliRun.h"
#include "AliMC.h"
+#include "AliLog.h"
ClassImp(AliZDC)
+
+AliZDC *gZDC;
//_____________________________________________________________________________
AliZDC::AliZDC()
fIshunt = 1;
fNoShower = 0;
- fMerger = 0;
fHits = 0;
fNhits = 0;
fDigits = 0;
fNdigits = 0;
-
- fMergedHits = 0;
-
- fNRecPoints = 0;
- fRecPoints = 0;
+ fCalibData = 0;
+
}
//_____________________________________________________________________________
fIshunt = 1;
fNoShower = 0;
- fMerger = 0;
// Allocate the hits array
fHits = new TClonesArray("AliZDCHit",1000);
gAlice->GetMCApp()->AddHitList(fHits);
- // Allocate the merged hits array
- fMergedHits = new TClonesArray("AliZDCMergedHit",1000);
+
+ char sensname[5],senstitle[25];
+ sprintf(sensname,"ZDC");
+ sprintf(senstitle,"ZDC dummy");
+ SetName(sensname); SetTitle(senstitle);
- // Allocate the digits array
- fDigits = new TClonesArray("AliZDCDigit",1000);
+ fDigits = 0;
+ fNdigits = 0;
- fNRecPoints = 0;
- fRecPoints = 0;
+ fCalibData = 0;
+
+ gZDC=this;
}
//____________________________________________________________________________
//
fIshunt = 0;
-
- if(fMerger) delete fMerger;
+ gZDC=0;
+
+ delete fCalibData;
}
//_____________________________________________________________________________
delete newquad;
}
-//_____________________________________________________________________________
-void AliZDC::AddDigit(Int_t *sect, Int_t digit)
-{
-//
- AliZDCDigit *newdigit;
- newdigit = new AliZDCDigit(sect, digit);
-
-// printf("\n AddDigit -> sector[0] = %d, sector[1] = %d, digit = %d",
-// sect[0], sect[1], digit);
- new((*fDigits)[fNdigits]) AliZDCDigit(*newdigit);
- fNdigits++;
- delete newdigit;
-}
-
//_____________________________________________________________________________
void AliZDC::BuildGeometry()
{
}
//_____________________________________________________________________________
-Int_t AliZDC::DistancetoPrimitive(Int_t , Int_t )
+Int_t AliZDC::DistancetoPrimitive(Int_t , Int_t ) const
{
//
// Distance from the mouse to the Zero Degree Calorimeter
Float_t AliZDC::ZMin(void) const
{
// Minimum dimension of the ZDC module in z
- return 11600.;
+ return -11600.;
}
//____________________________________________________________________________
Float_t AliZDC::ZMax(void) const
{
// Maximum dimension of the ZDC module in z
- return 11750.;
+ return -11750.;
}
//_____________________________________________________________________________
- void AliZDC::MakeBranch(Option_t *opt, const char *file)
+void AliZDC::MakeBranch(Option_t *opt, const char * /*file*/)
{
//
// Create Tree branches for the ZDC
fHits = new TClonesArray("AliZDCHit",1000);
AliDetector::MakeBranch(opt);
-
- const char *cS = strstr(opt,"S");
-
- if (fLoader->TreeS() && cS) {
- if(fMergedHits!=0) fMergedHits->Clear();
- else fMergedHits = new TClonesArray ("AliZDCMergedHit",1000);
- MakeBranchInTree(fLoader->TreeS(),
- branchname, &fMergedHits, fBufferSize, file) ;
- if (GetDebug()) printf("* AliZDC::MakeBranch * Making Branch %s for SDigits\n\n",branchname);
- }
-
-
- const char *cD = strstr(opt,"D");
-
- if (fLoader->TreeD() && cD) {
- if(fDigits!=0) fDigits->Clear();
- else fDigits = new TClonesArray ("AliZDCDigit",1000);
- MakeBranchInTree(fLoader->TreeD(),
- branchname, &fDigits, fBufferSize, file) ;
- if (GetDebug()) printf("* AliZDC::MakeBranch * Making Branch %s for Digits\n\n",branchname);
- }
-
-
- const char *cR = strstr(opt,"R");
-
- if (fLoader->TreeR() && cR) {
- if(fRecPoints==0) fRecPoints = new TClonesArray("AliZDCReco",1000);
- MakeBranchInTree(fLoader->TreeR(),
- branchname, &fRecPoints, fBufferSize, file) ;
- if (GetDebug()) printf("* AliZDC::MakeBranch * Making Branch %s for RecPoints\n\n",branchname); }
-
-}
-
-//_____________________________________________________________________________
- void AliZDC::MakeBranchInTreeS(TTree *treeS, const char *file)
-{
- // MakeBranchInTree
- const Int_t kBufferSize = 4000;
- char branchname[20];
- sprintf(branchname,"%s",GetName());
- if (fMergedHits==0x0) fMergedHits = new TClonesArray("AliZDCMergedHit",1000);
- MakeBranchInTree(treeS, branchname, &fMergedHits, kBufferSize, file) ;
- if (GetDebug()) printf("* AliZDC::MakeBranch * Making Branch %s for SDigits\n\n",branchname);
-
}
-//_____________________________________________________________________________
- void AliZDC::MakeBranchInTreeD(TTree *treeD, const char *file)
-{
- // MakeBranchInTree
- const Int_t kBufferSize = 4000;
- char branchname[20];
- sprintf(branchname,"%s",GetName());
- if (fDigits == 0x0) fDigits = new TClonesArray("AliZDCDigit",1000);
- MakeBranchInTree(treeD, branchname, &fDigits, kBufferSize, file) ;
- if (GetDebug()) printf("* AliZDC::MakeBranch * Making Branch %s for Digits\n\n",branchname);
-}
-//_____________________________________________________________________________
- void AliZDC::MakeBranchInTreeR(TTree *treeR, const char *file)
-{
- // MakeBranchInTree
- const Int_t kBufferSize = 4000;
- char branchname[20];
- sprintf(branchname,"%s",GetName());
- MakeBranchInTree(treeR, branchname, &fRecPoints, kBufferSize, file) ;
- if (GetDebug()) printf("* AliZDC::MakeBranch * Making Branch %s for RecPoints\n\n",branchname);
-
-}
//_____________________________________________________________________________
void AliZDC::Hits2SDigits()
{
- if (GetDebug()) printf("\n Entering AliZDC::SDigits2Digits() ");
+ // Create summable digits from hits
+
+ AliDebug(1,"\n Entering AliZDC::Hits2Digits() ");
fLoader->LoadHits("read");
fLoader->LoadSDigits("recreate");
- AliRunLoader* runLoader = fLoader->GetRunLoader();
+ AliRunLoader* runLoader = fLoader->GetRunLoader();
+ AliZDCSDigit sdigit;
+ AliZDCSDigit* psdigit = &sdigit;
+ // Event loop
for (Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++) {
- runLoader->GetEvent(iEvent);
- if (!fLoader->TreeS()) fLoader->MakeTree("S");
- MakeBranch("S");
-
- //----------------------------------------------------------------
- if(!fMerger){
- if (GetDebug()) printf(" ZDC digitization (without merging)\n");
-
- AliZDCMergedHit *mHit;
- Int_t j, sector[2];
- Float_t mHits[7];
- fNMergedhits = 0;
+ Float_t pmCZN = 0, pmCZP = 0, pmQZN[4], pmQZP[4], pmZEM1 = 0, pmZEM2 = 0;
+ for (Int_t i = 0; i < 4; i++) pmQZN[i] = pmQZP[i] = 0;
- TTree *treeH = TreeH();
+ runLoader->GetEvent(iEvent);
+ TTree* treeH = fLoader->TreeH();
Int_t ntracks = (Int_t) treeH->GetEntries();
- gAlice->ResetHits();
-
+ ResetHits();
+
// Tracks loop
- for(Int_t itrack=0; itrack<ntracks; itrack++){
- treeH->GetEvent(itrack);
- for(AliZDCHit* zdcHit=(AliZDCHit*)this->FirstHit(-1); zdcHit;
- zdcHit = (AliZDCHit*)this->NextHit()){
+ Int_t sector[2];
+ for (Int_t itrack = 0; itrack < ntracks; itrack++) {
+ treeH->GetEntry(itrack);
+ for (AliZDCHit* zdcHit = (AliZDCHit*)FirstHit(-1); zdcHit;
+ zdcHit = (AliZDCHit*)NextHit()) {
- for(j=0; j<2; j++) sector[j] = zdcHit->GetVolume(j);
- mHits[0] = zdcHit->GetPrimKinEn();
- mHits[1] = zdcHit->GetXImpact();
- mHits[2] = zdcHit->GetYImpact();
- mHits[3] = zdcHit->GetSFlag();
- mHits[4] = zdcHit->GetLightPMQ();
- mHits[5] = zdcHit->GetLightPMC();
- mHits[6] = zdcHit->GetEnergy();
- }//Hits loop
-
- mHit = new AliZDCMergedHit(sector, mHits);
- new((*fMergedHits)[fNMergedhits]) AliZDCMergedHit(*mHit);
- TClonesArray &sdigits = *fMergedHits;
- new (sdigits[fNMergedhits]) AliZDCMergedHit(*mHit);
- fNMergedhits++;
- delete mHit;
- }
- fLoader->TreeS()->Fill();
- fLoader->TreeS()->AutoSave();
- fLoader->TreeS()->Reset();
- }
- //----------------------------------------------------------------
- else if(fMerger){
- if (GetDebug()) printf(" ZDC merging and digitization\n");
- // ### Initialise merging
- fMerger -> InitMerging();
-
- // SDigits tree
-
-
-
- TTree *treeS = fLoader->TreeS();
- if (treeS == 0x0)
- {
- Int_t retval = fLoader->LoadSDigits();
- if (retval)
- {
- Error("Hits2SDigits","Error while loading S. Digits");
- return;
- }
- treeS = fLoader->TreeS();
- }
-
- if(!treeS){
- if (GetDebug()) printf("\n ERROR -> Can't find TreeS%d in background file\n",fMerger->EvNum());
- }
-
- // ### Get TCA of MergedHits from AliZDCMerger
- fMergedHits = fMerger->MergedHits();
- fNMergedhits = fMerger->GetNMhits();
-
- // Branch address
- char branchSDname[20];
- sprintf(branchSDname,"%s",GetName());
- if(treeS && fMergedHits){
- TBranch *branchSD = treeS->GetBranch(branchSDname);
- if(branchSD) branchSD->SetAddress(&fMergedHits);
- else if(!branchSD) MakeBranchInTreeS(treeS);
+ sector[0] = zdcHit->GetVolume(0);
+ sector[1] = zdcHit->GetVolume(1);
+ if ((sector[1] < 1) || (sector[1] > 4)) {
+ Error("Hits2SDigits", "sector[0] = %d, sector[1] = %d",
+ sector[0], sector[1]);
+ continue;
+ }
+ Float_t lightQ = zdcHit->GetLightPMQ();
+ Float_t lightC = zdcHit->GetLightPMC();
+
+ if (sector[0] == 1) { //ZN
+ pmCZN += lightC;
+ pmQZN[sector[1]-1] += lightQ;
+ } else if (sector[0] == 2) { //ZP
+ pmCZP += lightC;
+ pmQZP[sector[1]-1] += lightQ;
+ } else if (sector[0] == 3) { //ZEM
+ if (sector[1] == 1) pmZEM1 += lightC;
+ else pmZEM2 += lightQ;
+ }
+ }//Hits loop
}
- AliZDCMergedHit *mHit;
- TClonesArray &sdigits = *fMergedHits;
- Int_t imhit;
- //Merged Hits loop
- for(imhit=0; imhit<fNMergedhits; imhit++){
- mHit = (AliZDCMergedHit*) fMergedHits->UncheckedAt(imhit);
- new (sdigits[imhit]) AliZDCMergedHit(*mHit);
+
+ // create the output tree
+ fLoader->MakeTree("S");
+ TTree* treeS = fLoader->TreeS();
+ const Int_t kBufferSize = 4000;
+ treeS->Branch(GetName(), "AliZDCSDigit", &psdigit, kBufferSize);
+
+ // Create sdigits for ZN
+ sector[0] = 1; // Detector = ZN
+ sector[1] = 0; // Common PM ADC
+ new(psdigit) AliZDCSDigit(sector, pmCZN);
+ if (pmCZN > 0) treeS->Fill();
+ for (Int_t j = 0; j < 4; j++) {
+ sector[1] = j+1; // Towers PM ADCs
+ new(psdigit) AliZDCSDigit(sector, pmQZN[j]);
+ if (pmQZN[j] > 0) treeS->Fill();
}
- treeS->Fill();
- treeS->AutoSave();
- }
+ // Create sdigits for ZP
+ sector[0] = 2; // Detector = ZP
+ sector[1] = 0; // Common PM ADC
+ new(psdigit) AliZDCSDigit(sector, pmCZP);
+ if (pmCZP > 0) treeS->Fill();
+ for (Int_t j = 0; j < 4; j++) {
+ sector[1] = j+1; // Towers PM ADCs
+ new(psdigit) AliZDCSDigit(sector, pmQZP[j]);
+ if (pmQZP[j] > 0) treeS->Fill();
+ }
+
+ // Create sdigits for ZEM
+ sector[0] = 3;
+ sector[1] = 1; // Detector = ZEM1
+ new(psdigit) AliZDCSDigit(sector, pmZEM1);
+ if (pmZEM1 > 0) treeS->Fill();
+ sector[1] = 2; // Detector = ZEM2
+ new(psdigit) AliZDCSDigit(sector, pmZEM2);
+ if (pmZEM2 > 0) treeS->Fill();
+
+ // write the output tree
+ fLoader->WriteSDigits("OVERWRITE");
}
fLoader->UnloadHits();
}
//_____________________________________________________________________________
-void AliZDC::SDigits2Digits()
-{
- if(!fMerger){ // Only digitization
- if (GetDebug()) printf(" ZDC digitization (no merging) \n");
- fMerger = new AliZDCMerger();
- fMerger->Digitize(fNMergedhits, fMergedHits);
-
- char hname[30];
- AliRunLoader * rl = fLoader->GetRunLoader();
- sprintf(hname,"TreeD%d",rl->GetHeader()->GetEvent());
- fLoader->TreeD()->Fill();
- fLoader->TreeD()->AutoSave();
- fLoader->TreeD()->Reset();
- }
- else if(fMerger){ // Merging and digitization
- if (GetDebug()) printf(" ZDC merging and digitization\n");
- fMerger->Digitize(fNMergedhits, fMergedHits);
-
- // Digits tree
-
- TTree *treeD = fLoader->TreeD();
- if (treeD == 0x0)
- {
- Int_t retval = fLoader->LoadDigits();
- if (retval)
- {
- Error("SDigits2Digits","Error while loading Digits");
- return;
- }
- treeD = fLoader->TreeD();
- }
-
-
-
- if(!treeD){
- if (GetDebug()) printf("\n ERROR -> Can't find TreeD%d in background file\n",fMerger->EvNum());
- }
- // Branch address
- char branchDname[20];
- sprintf(branchDname,"%s",GetName());
- if(treeD && fDigits){
- TBranch *branchD = treeD->GetBranch(branchDname);
- if(branchD) branchD->SetAddress(&fDigits);
- else if(!branchD) MakeBranchInTreeD(treeD);
- }
- treeD->Fill();
- treeD->AutoSave();
- }
-
-
-}
-//_____________________________________________________________________________
-void AliZDC::Hits2Digits()
+AliDigitizer* AliZDC::CreateDigitizer(AliRunDigitizer* manager) const
{
- gAlice->Hits2SDigits();
- gAlice->SDigits2Digits();
+ // Create the digitizer for ZDC
+
+ return new AliZDCDigitizer(manager);
}
//_____________________________________________________________________________
-void AliZDC::Digits2Reco()
+void AliZDC::Digits2Raw()
{
- if (GetDebug()) printf(" Entering AliZDC::Digits2Reco\n");
- AliDetector *zdcd = gAlice->GetDetector("ZDC");
- TClonesArray *zdcdigits = zdcd->Digits();
+ // Convert ZDC digits to raw data
+
+ // preliminary format: 12 interger values (ZNC, ZNQ1-4, ZPC, ZPQ1-4, ZEM1,2)
+ // For the CAEN module V965 we have an header, the Data Words and an End Of Block
+ UInt_t lADCHeader;
+ UInt_t lADCData[24];
+ UInt_t lADCEndBlock;
+
+ // load the digits
+ fLoader->LoadDigits("read");
+ AliZDCDigit digit;
+ AliZDCDigit* pdigit = &digit;
+ TTree* treeD = fLoader->TreeD();
+ if (!treeD) return;
+ treeD->SetBranchAddress("ZDC", &pdigit);
+
+ // Fill data array
+ // ADC header
+ UInt_t lADCHeaderGEO = 0;
+ UInt_t lADCHeaderCRATE = 0;
+ UInt_t lADCHeaderCNT = (UInt_t) treeD->GetEntries();
- TTree *td = fLoader->TreeD();
- if (td == 0x0)
- {
- Int_t retval = fLoader->LoadDigits();
- if (retval)
- {
- Error("Digits2Reco","Error while loading Digits");
- return;
- }
- td = fLoader->TreeD();
- }
-
-
- if(td){
- char brname[20];
- sprintf(brname,"%s",zdcd->GetName());
- TBranch *br = td->GetBranch(brname);
- if(br) br->SetAddress(&zdcdigits);
+ lADCHeader = lADCHeaderGEO << 27 | 0x1 << 25 | lADCHeaderCRATE << 16 |
+ lADCHeaderCNT << 8 ;
+
+ //printf("lADCHeader = %d\n",lADCHeader);
+
+ // ADC data word
+ UInt_t lADCDataGEO = lADCHeaderGEO;
+ UInt_t lADCDataValue[24];
+ UInt_t lADCDataOvFlw[24];
+ for(Int_t i = 0; i < 24; i++){
+ lADCDataValue[i] = 0;
+ lADCDataOvFlw[i] = 0;
+ }
+ UInt_t lADCDataChannel = 0;
+
+ // loop over digits
+ for (Int_t iDigit = 0; iDigit < treeD->GetEntries(); iDigit++) {
+ treeD->GetEntry(iDigit);
+ if (!pdigit) continue;
+
+ //ADC data
+ Int_t index = 0;
+ if(digit.GetSector(0)!=3){
+ index = (digit.GetSector(0)-1) + digit.GetSector(1)*4;
+ lADCDataChannel = (digit.GetSector(0)-1)*8 + digit.GetSector(1);
+ }
+ else {
+ index = 19 + digit.GetSector(1);
+ lADCDataChannel = 5 + digit.GetSector(1)*8;
+ }
+
+ if ((index < 0) || (index >= 22)) {
+ Error("Digits2Raw", "sector[0] = %d, sector[1] = %d",
+ digit.GetSector(0), digit.GetSector(1));
+ continue;
}
- else if(!td) printf(" ERROR -> TreeD NOT found in gAlice object\n");
-
- Int_t nt = (Int_t) (td->GetEntries());
- gAlice->ResetDigits();
- AliZDCDigit *dig;
- Int_t j, idig, ndigits, znraw=0, zpraw=0, zemraw=0;
- // --- Summing raw ADCs for each detector to obtain total light
- for(j=0; j<nt; j++){
- td->GetEvent(j);
- ndigits = zdcdigits->GetEntries();
- znraw=0;
- zpraw=0;
- zemraw=0;
- // --- Loop over event digits
- for(idig=0; idig<ndigits; idig++){
- dig = (AliZDCDigit*) zdcdigits->UncheckedAt(idig);
- if(dig->GetSector(0) == 1) znraw += dig->GetADCValue();
- else if(dig->GetSector(0) == 2) zpraw += dig->GetADCValue();
- else if(dig->GetSector(0) == 3) zemraw += dig->GetADCValue();
- } // Digits loop
- } // TreeD entries loop
- if (GetDebug()) printf("\n --- znraw = %d, zpraw = %d, zemraw = %d\n",znraw, zpraw, zemraw);
+ lADCDataValue[index] = digit.GetADCValue(0);
+ if (lADCDataValue[index] > 2047) lADCDataOvFlw[index] = 1;
+ lADCDataValue[index+2] = digit.GetADCValue(1);
+ if (lADCDataValue[index+2] > 2047) lADCDataOvFlw[index+2] = 1;
- // --- Pedestal subtraction
- Int_t zncorr, zpcorr, zemcorr, meanPed=50;
- zncorr = znraw - 5*meanPed;
- zpcorr = zpraw - 5*meanPed;
- zemcorr = zemraw - 2*meanPed;
- if(zncorr<0) zncorr=0;
- if(zpcorr<0) zpcorr=0;
- if(zemcorr<0) zemcorr=0;
- if (GetDebug()) printf("\n zncorr = %d, zpcorr = %d, zemcorr = %d\n",zncorr,zpcorr,zemcorr);
-
- // --- ADCchannel -> photoelectrons
- // NB-> PM gain = 10^(5), ADC resolution = 6.4*10^(-7)
- Float_t znphe, zpphe, zemphe, convFactor = 0.064;
- znphe = zncorr/convFactor;
- zpphe = zpcorr/convFactor;
- zemphe = zemcorr/convFactor;
- if (GetDebug()) printf("\n znphe = %f, zpphe = %f, zemphe = %f\n",znphe, zpphe, zemphe);
-
- // --- Energy calibration
- // Conversion factors for hadronic ZDCs goes from phe yield to TRUE incident
- // energy (conversion from GeV to TeV is included); while for EM calos
- // conversion is from light yield to detected energy calculated by GEANT
- // NB -> ZN and ZP conversion factors are constant since incident spectators
- // have all the same energy, ZEM energy is obtained through a fit over the whole
- // range of incident particle energies (obtained with full HIJING simulations)
- Float_t znenergy, zpenergy, zemenergy, zdcenergy;
- Float_t znphexTeV=329., zpphexTeV=369.;
- znenergy = znphe/znphexTeV;
- zpenergy = zpphe/zpphexTeV;
- zdcenergy = znenergy+zpenergy;
- zemenergy = -4.81+0.3238*zemphe;
- if(zemenergy<0) zemenergy=0;
- if (GetDebug()) printf(" znenergy = %f TeV, zpenergy = %f TeV, zdcenergy = %f GeV, "
- "\n zemenergy = %f TeV\n", znenergy, zpenergy,
- zdcenergy, zemenergy);
-
- if(zdcenergy==0)
- if (GetDebug()) printf("\n\n ### ATTENZIONE!!! -> ev# %d: znenergy = %f TeV, zpenergy = %f TeV, zdcenergy = %f GeV, "
- " zemenergy = %f TeV\n\n", fMerger->EvNum(), znenergy, zpenergy, zdcenergy, zemenergy);
-
- // --- Number of incident spectator nucleons
- Int_t nDetSpecN, nDetSpecP;
- nDetSpecN = (Int_t) (znenergy/2.760);
- nDetSpecP = (Int_t) (zpenergy/2.760);
- if (GetDebug()) printf("\n nDetSpecN = %d, nDetSpecP = %d\n",nDetSpecN, nDetSpecP);
-
- // --- Number of generated spectator nucleons and impact parameter
- // --------------------------------------------------------------------------------------------------
- // [1] ### Results in Chiara's PhD thesis -> 0<b<15 fm (Dec 2001)
- /*// Fit results for neutrons (Nspectator n true vs. EZN)
- TF1 *fZNCen = new TF1("fZNCen",
- "(-2.116909+sqrt(2.116909*2.116909-4*(-0.00651)*(14.556798-x)))/(2*(-0.00651))",0.,158.5);
- TF1 *fZNPer = new TF1("fZNPer",
- "(-34.695134-sqrt(34.695134*34.695134-4*(-0.174780)*(-1562.283443-x)))/(2*(-0.174780))",0.,158.5);
- // Fit results for protons (Nspectator p true vs. EZP)
- TF1 *fZPCen = new TF1("fZPCen",
- "(-1.3217+sqrt(1.3217*1.3217-4*(-0.007934)*(4.742873-x)))/(2*(-0.007934))",0.,58.91);
- TF1 *fZPPer = new TF1("fZPPer",
- "(-15.788267-sqrt(15.788267*15.788267-4*(-0.133359)*(-383.800673-x)))/(2*(-0.133359))",0.,58.91);
- // Fit results for total number of spectators (Nspectators true vs. EZDC)
- TF1 *fZDCCen = new TF1("fZDCCen",
- "(-1.867335+sqrt(1.867335*1.867335-4*(-0.004119)*(19.100289-x)))/(2*(-0.004119))",0.,220.4);
- TF1 *fZDCPer = new TF1("fZDCPer",
- "(-22.429097-sqrt(22.429097*22.429097-4*(-0.072435)*(-1482.034526-x)))/(2*(-0.072435))",0.,220.4);*/
- // --------------------------------------------------------------------------------------------------
- // [1] ### Results from a new production -> 0<b<18 fm (Apr 2002)
- // Fit results for neutrons (Nspectator n true vs. EZN)
- TF1 *fZNCen = new TF1("fZNCen",
- "(-2.287920+sqrt(2.287920*2.287920-4*(-0.007629)*(11.921710-x)))/(2*(-0.007629))",0.,164.);
- TF1 *fZNPer = new TF1("fZNPer",
- "(-37.812280-sqrt(37.812280*37.812280-4*(-0.190932)*(-1709.249672-x)))/(2*(-0.190932))",0.,164.);
- // Fit results for protons (Nspectator p true vs. EZP)
- TF1 *fZPCen = new TF1("fZPCen",
- "(-1.321353+sqrt(1.321353*1.321353-4*(-0.007283)*(3.550697-x)))/(2*(-0.007283))",0.,60.);
- TF1 *fZPPer = new TF1("fZPPer",
- "(-42.643308-sqrt(42.643308*42.643308-4*(-0.310786)*(-1402.945615-x)))/(2*(-0.310786))",0.,60.);
- // Fit results for total number of spectators (Nspectators true vs. EZDC)
- TF1 *fZDCCen = new TF1("fZDCCen",
- "(-1.934991+sqrt(1.934991*1.934991-4*(-0.004080)*(15.111124-x)))/(2*(-0.004080))",0.,225.);
- TF1 *fZDCPer = new TF1("fZDCPer",
- "(-34.380639-sqrt(34.380639*34.380639-4*(-0.104251)*(-2612.189017-x)))/(2*(-0.104251))",0.,225.);
- // --------------------------------------------------------------------------------------------------
- // [1] ### Results in Chiara's PhD thesis -> 0<b<15 fm (Dec 2001)
- /*// Fit results for b (b vs. EZDC)
- //TF1 *fbCen = new TF1("fbCen","0.611543+0.052231*x-0.000112*x*x+0.000000374*x*x*x",0.,222.);
- //TF1 *fbPer = new TF1("fbPer","16.552010-0.023866*x-0.00001*x*x",0.,222.);
- TF1 *fbCen = new TF1("fbCen","0.612769+0.051929*x-0.0001074*x*x+0.0000003724*x*x*x",0.,225.);
- TF1 *fbPer = new TF1("fbPer","16.6131016-0.026053*x+0.000006893*x*x",0.,225.);*/
- // --------------------------------------------------------------------------------------------------
- // [2] ### Results from a new production -> 0<b<18 fm (Apr 2002)
- TF1 *fbCen = new TF1("fbCen","-0.056923+0.079703*x-0.0004301*x*x+0.000001366*x*x*x",0.,220.);
- TF1 *fbPer = new TF1("fbPer","17.943998-0.046846*x+0.000074*x*x",0.,220.);
- // --------------------------------------------------------------------------------------------------
- // Evaluating Nspectators and b from ZEM energy
- // [1] ### Results in Chiara's PhD thesis -> 0<b<15 fm (Dec 2001)
- /*TF1 *fZEMn = new TF1("fZEMn","124.2-0.0566*x+0.000006014*x*x",0.,3500.);
- TF1 *fZEMp = new TF1("fZEMp","81.3-0.03834*x+0.000004359*x*x",0.,3500.);
- TF1 *fZEMsp = new TF1("fZEMsp","205.6-0.09567*x+0.00001056*x*x",0.,3500.);
- TF1 *fZEMb = new TF1("fZEMb","15.8-0.02084*x+2.802e-5*x*x-2.007e-8*x*x*x+6.586e-12*x*x*x*x-8.042e-16*x*x*x*x*x",0.,3500.);*/
- // --------------------------------------------------------------------------------------------------
- // [2] ### Results from a new production -> 0<b<18 fm (Apr 2002)
- TF1 *fZEMn = new TF1("fZEMn","126.2-0.05399*x+0.000005679*x*x",0.,4000.);
- TF1 *fZEMp = new TF1("fZEMp","82.49-0.03611*x+0.00000385*x*x",0.,4000.);
- TF1 *fZEMsp = new TF1("fZEMsp","208.7-0.09006*x+0.000009526*x*x",0.,4000.);
- TF1 *fZEMb = new TF1("fZEMb","16.06-0.01633*x+1.44e-5*x*x-6.778e-9*x*x*x+1.438e-12*x*x*x*x-1.112e-16*x*x*x*x*x",0.,4000.);
-
- Int_t nGenSpecN=0, nGenSpecP=0, nGenSpec=0;
- Double_t impPar=0;
- // Cut value for Ezem (GeV)
- // [1] ### Results in Chiara's PhD thesis -> 0<b<15 fm (Dec 2001)
- //Float_t eZEMCut = 360.;
- // [2] ### Results from a new production -> 0<b<18 fm (Apr 2002)
- Float_t eZEMCut = 420.;
- Float_t deltaEZEMSup = 690.;
- Float_t deltaEZEMInf = 270.;
- if(zemenergy > (eZEMCut+deltaEZEMSup)){
- nGenSpecN = (Int_t) (fZNCen->Eval(znenergy));
- nGenSpecP = (Int_t) (fZPCen->Eval(zpenergy));
- nGenSpec = (Int_t) (fZDCCen->Eval(zdcenergy));
- impPar = fbCen->Eval(zdcenergy);
- //printf(" fZNCen = %f, fZPCen = %f, fZDCCen = %f\n",fZNCen->Eval(znenergy),
- // fZPCen->Eval(zpenergy),fZDCCen->Eval(zdcenergy));
- }
- else if(zemenergy < (eZEMCut-deltaEZEMInf)){
- nGenSpecN = (Int_t) (fZNPer->Eval(znenergy));
- nGenSpecP = (Int_t) (fZPPer->Eval(zpenergy));
- nGenSpec = (Int_t) (fZDCPer->Eval(zdcenergy));
- impPar = fbPer->Eval(zdcenergy);
- //printf(" fZNPer = %f, fZPPer = %f, fZDCPer = %f\n",fZNPer->Eval(znenergy),
- // fZPPer->Eval(zpenergy),fZDCPer->Eval(zdcenergy));
+ lADCData[index] = lADCDataGEO << 27 | lADCDataChannel << 17 |
+ lADCDataOvFlw[index] << 12 | (lADCDataValue[index] & 0xfff);
+ lADCData[index+2] = lADCDataGEO << 27 | lADCDataChannel << 17 | 0x1 << 16 |
+ lADCDataOvFlw[index+2] << 12 | (lADCDataValue[index+2] & 0xfff);
}
- else if(zemenergy >= (eZEMCut-deltaEZEMInf) && zemenergy <= (eZEMCut+deltaEZEMSup)){
- nGenSpecN = (Int_t) (fZEMn->Eval(zemenergy));
- nGenSpecP = (Int_t) (fZEMp->Eval(zemenergy));
- nGenSpec = (Int_t)(fZEMsp->Eval(zemenergy));
- impPar = fZEMb->Eval(zemenergy);
- //printf(" Nspec ZEM = %f, Nspec ZDC = %f\n",fZEMsp->Eval(znenergy),fZDCPer->Eval(zdcenergy));
- }
- // [1] ### Results in Chiara's PhD thesis -> 0<b<15 fm (Dec 2001)
- /*if(znenergy>158.5) nGenSpecN = (Int_t) (fZEMn->Eval(zemenergy));
- if(zpenergy>58.91) nGenSpecP = (Int_t) (fZEMp->Eval(zemenergy));
- if(zdcenergy>220.4) nGenSpec = (Int_t)(fZEMsp->Eval(zemenergy));
- if(zdcenergy>225.) impPar = fZEMb->Eval(zemenergy);*/
- // [2] ### Results from a new production -> 0<b<18 fm (Apr 2002)
- if(znenergy>162.) nGenSpecN = (Int_t) (fZEMn->Eval(zemenergy));
- if(zpenergy>59.75) nGenSpecP = (Int_t) (fZEMp->Eval(zemenergy));
- if(zdcenergy>221.5) nGenSpec = (Int_t)(fZEMsp->Eval(zemenergy));
- if(zdcenergy>220.) impPar = fZEMb->Eval(zemenergy);
-
- if(nGenSpecN>125) nGenSpecN=125;
- else if(nGenSpecN<0) nGenSpecN=0;
- if(nGenSpecP>82) nGenSpecP=82;
- else if(nGenSpecP<0) nGenSpecP=0;
- if(nGenSpec>207) nGenSpec=207;
- else if(nGenSpec<0) nGenSpec=0;
- //printf(" NRecSpecN = %d, NRecSpecP = %d, NRecSpec = %d\n",nGenSpecN,nGenSpecP,nGenSpec);
+ //for (Int_t i=0;i<24;i++)printf("ADCData[%d] = %d\n",i,lADCData[i]);
- // --- Number of participants
- Int_t nPart, nPartTot;
- nPart = 207-nGenSpecN-nGenSpecP;
- nPartTot = 207-nGenSpec;
- //printf(" ### nPart(ZP+ZN) = %d, nPart(ZDC) = %d, b = %f fm\n",nPart,nPartTot,impPar);
- if (GetDebug()) printf(" ### nPart = %d, b = %f fm\n",nPartTot,impPar);
+ // End of Block
+ UInt_t lADCEndBlockGEO = lADCHeaderGEO;
+ UInt_t lADCEndBlockEvCount = gAlice->GetEventNrInRun();
- // --- Writing RecPoints TCA
- // Allocate the RecPoints TCA
- fRecPoints = new TClonesArray("AliZDCReco",1000);
- AliZDCReco *reco = new AliZDCReco(znenergy,zpenergy,zdcenergy,zemenergy,
- nDetSpecN,nDetSpecP,nGenSpecN,nGenSpecP,nGenSpec,nPartTot,impPar);
- new((*fRecPoints)[fNRecPoints]) AliZDCReco(*reco);
- //fNRecPoints++;
- //fRecPoints->Dump();
- delete reco;
+ lADCEndBlock = lADCEndBlockGEO << 27 | 0x1 << 26 | lADCEndBlockEvCount;
- // TreeR
- TTree *treeR = fLoader->TreeR();
- if(!treeR) printf("\n ERROR -> Can't find TreeR%d in background file\n",fMerger->EvNum());
- // Branch address
- char branchRname[20];
- sprintf(branchRname,"%s",GetName());
- if(fRecPoints){
- TBranch *branchR = treeR->GetBranch(branchRname);
- if(branchR) branchR->SetAddress(&fRecPoints);
- else if(!branchR) MakeBranchInTreeR(treeR);
- }
- treeR->Fill();
- treeR->AutoSave();
- treeR->Reset();
+ //printf("ADCEndBlock = %d\n",lADCEndBlock);
+
+
+ // open the output file
+ char fileName[30];
+ sprintf(fileName, "ZDC_%d.ddl", AliZDCRawStream::kDDLOffset);
+#ifndef __DECCXX
+ ofstream file(fileName, ios::binary);
+#else
+ ofstream file(fileName);
+#endif
+
+ // write the DDL data header
+ AliRawDataHeader header;
+ header.fSize = sizeof(header) + sizeof(lADCHeader) +
+ sizeof(lADCData) + sizeof(lADCEndBlock);
+ //printf("sizeof header = %d, ADCHeader = %d, ADCData = %d, ADCEndBlock = %d\n",
+ // sizeof(header),sizeof(lADCHeader),sizeof(lADCData),sizeof(lADCEndBlock));
+ header.SetAttribute(0); // valid data
+ file.write((char*)(&header), sizeof(header));
+
+ // write the raw data and close the file
+ file.write((char*) &lADCHeader, sizeof (lADCHeader));
+ file.write((char*)(lADCData), sizeof(lADCData));
+ file.write((char*) &lADCEndBlock, sizeof(lADCEndBlock));
+ file.close();
+
+ // unload the digits
+ fLoader->UnloadDigits();
}
//______________________________________________________________________
if (fLoader->TreeH() && (fHits == 0x0))
fHits = new TClonesArray("AliZDCHit",1000);
- if (fLoader->TreeD() && (fDigits == 0x0))
- fDigits = new TClonesArray("AliZDCDigit",1000);
-
AliDetector::SetTreeAddress();
}
+
+//Calibration methods (by Alberto Colla)
+
+
+//________________________________________________________________
+void AliZDC::CreateCalibData()
+{
+ //
+ //if (fCalibData) delete fCalibData; // delete previous version
+ fCalibData = new AliZDCCalibData(GetName());
+}
+//________________________________________________________________
+void AliZDC::WriteCalibData(Int_t option)
+{
+ //
+ const int kCompressLevel = 9;
+ char* fnam = GetZDCCalibFName();
+ if (!fnam || fnam[0]=='\0') {
+ fnam = gSystem->ExpandPathName("$(ALICE)/$(ALICE_LEVEL)/data/AliZDCCalib.root");
+ Warning("WriteCalibData","No File Name is provided, using default %s",fnam);
+ }
+ TFile* cdfile = TFile::Open(fnam,"UPDATE","",kCompressLevel);
+
+ // Writes Calibration Data to current directory.
+ // User MUST take care of corresponding file opening and ->cd()... !!!
+ // By default, the object is overwritten. Use 0 option for opposite.
+ if (option) option = TObject::kOverwrite;
+ if (fCalibData) fCalibData->Write(0,option);
+ else if (fCalibData) fCalibData->Write(0,option);
+
+ cdfile->Close();
+ delete cdfile;
+}
+
+//________________________________________________________________
+void AliZDC::LoadCalibData()
+{
+ //
+ char* fnam = GetZDCCalibFName();
+ if (!fnam || fnam[0]=='\0') return;
+ if (!gAlice->IsFileAccessible(fnam)) {
+ Error("LoadCalibData","ZDC Calibration Data file is not accessible, %s",fnam);
+ exit(1);
+ }
+ TFile* cdfile = TFile::Open(fnam);
+
+ // Loads Calibration Data from current directory.
+ // User MUST take care of corresponding file opening and ->cd()...!!!
+ //
+ if (fCalibData) delete fCalibData; // delete previous version
+ TString dtname = "Calib_";
+ dtname += GetName();
+ fCalibData = (AliZDCCalibData*) gDirectory->Get(dtname.Data());
+ if (!fCalibData) {
+ Error("LoadCalibData","No Calibration data found for %s",GetName());
+ exit(1);
+ }
+
+ cdfile->Close();
+ delete cdfile;
+}
+
+
+//Calibration methods (by Alberto Colla)