// //
///////////////////////////////////////////////////////////////////////////////
-#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 <TClonesArray.h>
#include <TTree.h>
-#include <TVirtualMC.h>
+#include <TFile.h>
+#include <TSystem.h>
+#include <TRandom.h>
+#include <TParticle.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 "AliHeader.h"
+#include "AliRawDataHeaderSim.h"
+#include "AliRawReader.h"
#include "AliLoader.h"
#include "AliRun.h"
#include "AliMC.h"
+#include "AliLog.h"
+#include "AliDAQ.h"
+#include "AliZDC.h"
+#include "AliZDCHit.h"
+#include "AliZDCSDigit.h"
+#include "AliZDCDigit.h"
+#include "AliZDCDigitizer.h"
+#include "AliZDCRawStream.h"
+#include "AliZDCPedestals.h"
+#include "AliZDCEnCalib.h"
+#include "AliZDCTowerCalib.h"
+#include "AliFstream.h"
ClassImp(AliZDC)
-
+
//_____________________________________________________________________________
-AliZDC::AliZDC()
+AliZDC::AliZDC() :
+ AliDetector(),
+ fNoShower(0),
+ fPedCalib(0),
+ fEnCalibData(0),
+ fTowCalibData(0),
+ fZDCCalibFName(""),
+ fSpectatorTracked(1),
+ fIspASystem(kFALSE)
{
//
// Default constructor for the Zero Degree Calorimeter base class
//
- fIshunt = 1;
- fNoShower = 0;
-
- fMerger = 0;
- fHits = 0;
- fNhits = 0;
-
- fDigits = 0;
- fNdigits = 0;
-
- fMergedHits = 0;
-
- fNRecPoints = 0;
- fRecPoints = 0;
+ fIshunt = 1;
+ fNhits = 0;
+ fHits = 0;
+ fDigits = 0;
+ fNdigits = 0;
}
//_____________________________________________________________________________
-AliZDC::AliZDC(const char *name, const char *title)
- : AliDetector(name,title)
+AliZDC::AliZDC(const char *name, const char *title) :
+ AliDetector(name,title),
+ fNoShower (0),
+ fPedCalib(0),
+ fEnCalibData(0),
+ fTowCalibData(0),
+ fZDCCalibFName(""),
+ fSpectatorTracked(1),
+ fIspASystem(kFALSE)
{
//
// Standard constructor for the Zero Degree Calorimeter base class
//
-
- fIshunt = 1;
- fNoShower = 0;
- fMerger = 0;
-
- // Allocate the hits array
- fHits = new TClonesArray("AliZDCHit",1000);
+
+ fIshunt = 1;
+ fNhits = 0;
+ fDigits = 0;
+ fNdigits = 0;
+
+ fHits = new TClonesArray("AliZDCHit",1000);
gAlice->GetMCApp()->AddHitList(fHits);
- // Allocate the merged hits array
- fMergedHits = new TClonesArray("AliZDCMergedHit",1000);
-
- // Allocate the digits array
- fDigits = new TClonesArray("AliZDCDigit",1000);
- fNRecPoints = 0;
- fRecPoints = 0;
+ SetName("ZDC"); SetTitle("ZDC");
}
+
//____________________________________________________________________________
AliZDC::~AliZDC()
{
// ZDC destructor
//
- fIshunt = 0;
-
- if(fMerger) delete fMerger;
+ fIshunt = 0;
+ if(fPedCalib) delete fPedCalib;
+ if(fEnCalibData) delete fEnCalibData;
+ if(fEnCalibData) delete fEnCalibData;
}
+
+//_____________________________________________________________________________
+AliZDC::AliZDC(const AliZDC& ZDC) :
+AliDetector("ZDC","ZDC"),
+fNoShower(ZDC.fNoShower),
+fPedCalib(ZDC.fPedCalib),
+fEnCalibData(ZDC.fEnCalibData),
+fTowCalibData(ZDC.fTowCalibData),
+fZDCCalibFName(ZDC.fZDCCalibFName),
+fSpectatorTracked(ZDC.fSpectatorTracked),
+fIspASystem(ZDC.fIspASystem)
+{
+ // copy constructor
+}
+
+//_____________________________________________________________________________
+AliZDC& AliZDC::operator=(const AliZDC& ZDC)
+{
+ // assignement operator
+ if(this!=&ZDC){
+ fNoShower = ZDC.fNoShower;
+ fPedCalib = ZDC.fPedCalib;
+ fEnCalibData = ZDC.fEnCalibData;
+ fTowCalibData = ZDC.fTowCalibData;
+ fZDCCalibFName = ZDC.fZDCCalibFName;
+ fIspASystem = ZDC.fIspASystem;
+ } return *this;
+}
+
//_____________________________________________________________________________
void AliZDC::AddHit(Int_t track, Int_t *vol, Float_t *hits)
{
//
// Add a ZDC hit to the hit list.
- // -> We make use of 2 array of hits:
- // [1] fHits (the usual one) that contains hits for each PRIMARY
- // [2] fStHits that contains hits for each EVENT and is used to
- // obtain digits at the end of each event
- //
- static Float_t primKinEn, xImpact, yImpact, sFlag;
+ static Float_t trackTime=0., primKinEn=0., xImpact=0., yImpact=0., sFlag=0.;
+ static Int_t pcPDGcode, motPDGcode;
AliZDCHit *newquad, *curprimquad;
newquad = new AliZDCHit(fIshunt, track, vol, hits);
if(fNhits==0){
// First hit -> setting flag for primary or secondary particle
- Int_t primary = gAlice->GetMCApp()->GetPrimary(track);
- if(track != primary){
- newquad->fSFlag = 1; // SECONDARY particle entering the ZDC
+ TParticle * p = gAlice->GetMCApp()->Particle(track);
+ Int_t imo = p->GetFirstMother();
+ //
+ if(track != imo){
+ newquad->SetSFlag(1); // SECONDARY particle entering the ZDC
+ }
+ else if(track == imo){
+ newquad->SetSFlag(0); // PRIMARY particle entering the ZDC
}
- else if(track == primary){
- newquad->fSFlag = 0; // PRIMARY particle entering the ZDC
- }
- sFlag = newquad->fSFlag;
- primKinEn = newquad->fPrimKinEn;
- xImpact = newquad->fXImpact;
- yImpact = newquad->fYImpact;
+ //
+ sFlag = newquad->GetSFlag();
+ primKinEn = newquad->GetPrimKinEn();
+ xImpact = newquad->GetXImpact();
+ yImpact = newquad->GetYImpact();
+ pcPDGcode = newquad->GetPDGCode();
+ motPDGcode = newquad->GetMotherPDGCode();
+ trackTime = newquad->GetTrackTOF();
}
else{
- newquad->fPrimKinEn = primKinEn;
- newquad->fXImpact = xImpact;
- newquad->fYImpact = yImpact;
- newquad->fSFlag = sFlag;
+ newquad->SetPrimKinEn(primKinEn);
+ newquad->SetXImpact(xImpact);
+ newquad->SetYImpact(yImpact);
+ newquad->SetSFlag(sFlag);
+ newquad->SetPDGCode(pcPDGcode);
+ newquad->SetMotherPDGCode(motPDGcode);
+ newquad->SetTrackTOF(trackTime);
}
Int_t j;
curprimquad = (AliZDCHit*) lhits[j];
if(*curprimquad == *newquad){
*curprimquad = *curprimquad+*newquad;
+ // Ch. debug
+ //printf("\n\t Summing hits **************** \n", fNhits);
+ //curprimquad->Print("");
+ //
delete newquad;
return;
}
}
//Otherwise create a new hit
- new(lhits[fNhits]) AliZDCHit(newquad);
+ new(lhits[fNhits]) AliZDCHit(*newquad);
fNhits++;
+ // Ch. debug
+ //printf("\n\t New ZDC hit added! fNhits = %d\n", fNhits);
+ //newquad->Print("");
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()
-{
- //
- // Build the ROOT TNode geometry for event display
- // in the Zero Degree Calorimeter
- // This routine is dummy for the moment
- //
-
- TNode *node, *top;
- TBRIK *brik;
- const int kColorZDC = kBlue;
-
- //
- top=gAlice->GetGeometry()->GetNode("alice");
-
- // ZDC
- brik = new TBRIK("S_ZDC","ZDC box","void",300,300,5);
- top->cd();
- node = new TNode("ZDC","ZDC","S_ZDC",0,0,600,"");
- node->SetLineColor(kColorZDC);
- fNodes->Add(node);
-}
-
-//_____________________________________________________________________________
-Int_t AliZDC::DistancetoPrimitive(Int_t , Int_t )
-{
- //
- // Distance from the mouse to the Zero Degree Calorimeter
- // Dummy routine
- //
- return 9999;
-}
-
//____________________________________________________________________________
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)
{
//
// Create Tree branches for the ZDC
//
char branchname[10];
- sprintf(branchname,"%s",GetName());
+ snprintf(branchname, 10, "%s", GetName());
const char *cH = strstr(opt,"H");
- if (cH && fLoader->TreeH())
- 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) ;
- 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) ;
- printf("* AliZDC::MakeBranch * Making Branch %s for Digits\n\n",branchname);
+ if(cH && fLoader->TreeH()) {
+ if (fHits) {
+ fHits->Clear();
+ fNhits = 0;
+ }
+ else {
+ fHits = new TClonesArray("AliZDCHit",1000);
+ if (gAlice && gAlice->GetMCApp())
+ gAlice->GetMCApp()->AddHitList(fHits);
+ }
}
-
- const char *cR = strstr(opt,"R");
-
- if (gAlice->TreeR() && cR) {
- if(fRecPoints==0) fRecPoints = new TClonesArray("AliZDCReco",1000);
- MakeBranchInTree(gAlice->TreeR(),
- branchname, &fRecPoints, fBufferSize, file) ;
- 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) ;
- 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) ;
- printf("* AliZDC::MakeBranch * Making Branch %s for Digits\n\n",branchname);
-
+ AliDetector::MakeBranch(opt);
}
-//_____________________________________________________________________________
- 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) ;
- printf("* AliZDC::MakeBranch * Making Branch %s for RecPoints\n\n",branchname);
-}
//_____________________________________________________________________________
void AliZDC::Hits2SDigits()
{
- printf("\n Entering AliZDC::SDigits2Digits() ");
+ // Create summable digits from hits
+
+ AliDebug(1,"\n AliZDC::Hits2SDigits() ");
fLoader->LoadHits("read");
fLoader->LoadSDigits("recreate");
- AliRunLoader* runLoader = fLoader->GetRunLoader();
-
- for (Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++) {
- runLoader->GetEvent(iEvent);
- if (!fLoader->TreeS()) fLoader->MakeTree("S");
- MakeBranch("S");
-
- //----------------------------------------------------------------
- if(!fMerger){
- printf(" ZDC digitization (without merging)\n");
+ AliRunLoader* runLoader = fLoader->GetRunLoader();
+ AliZDCSDigit sdigit;
+ AliZDCSDigit* psdigit = &sdigit;
- AliZDCMergedHit *MHit;
- Int_t j, sector[2];
- Float_t MHits[7];
- fNMergedhits = 0;
+ // Event loop
+ for(Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++) {
+ Float_t pmZNC[5], pmZPC[5], pmZNA[5], pmZPA[5], pmZEM1=0., pmZEM2=0.;
+ for(Int_t i=0; i<5; i++) pmZNC[i] = pmZPC[i] = pmZNA[i] = pmZPA[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]; Float_t trackTime = 0.;
+ 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;
+ sector[0] = zdcHit->GetVolume(0);
+ sector[1] = zdcHit->GetVolume(1);
+ if((sector[1] < 1) || (sector[1]>5)) {
+ Error("Hits2SDigits", "sector[0] = %d, sector[1] = %d", sector[0], sector[1]);
+ continue;
+ }
+ Float_t lightQ = zdcHit->GetLightPMQ();
+ Float_t lightC = zdcHit->GetLightPMC();
+ trackTime = zdcHit->GetTrackTOF();
+ // Signals from ZEM are delayed to arrive in time with ZDC signals
+ if(sector[0] == 3) trackTime += 320;
+ // Ch. debug
+ //printf("\t det %d vol %d trackTOF %f lightQ %1.0f lightC %1.0f\n",
+ // sector[0], sector[1], trackTime, lightQ, lightC);
+
+ if(sector[0] == 1) { //ZNC
+ pmZNC[0] += lightC;
+ pmZNC[sector[1]] += lightQ;
+ }
+ else if(sector[0] == 2) { //ZPC
+ pmZPC[0] += lightC;
+ pmZPC[sector[1]] += lightQ;
+ }
+ else if(sector[0] == 3) { //ZEM
+ if(sector[1] == 1) pmZEM1 += lightC;
+ else pmZEM2 += lightQ;
+ }
+ if(sector[0] == 4) { //ZNA
+ pmZNA[0] += lightC;
+ pmZNA[sector[1]] += lightQ;
+ }
+ else if(sector[0] == 5) { //ZPA
+ pmZPA[0] += lightC;
+ pmZPA[sector[1]] += lightQ;
+ }
+ }//Hits loop
+ }//Tracks loop
+
+ // 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 ZNC
+ sector[0] = 1; // Detector = ZNC
+ for(Int_t j = 0; j < 5; j++) {
+ sector[1] = j;
+ if(pmZNC[j]>0){
+ new(psdigit) AliZDCSDigit(sector, pmZNC[j], trackTime);
+ treeS->Fill();
+ // Ch. debug
+ //printf("\t SDigit created: det %d quad %d pmZNC[%d] %1.0f trackTOF %f\n",
+ // sector[0], sector[1], j, pmZNC[j], trackTime);
+ }
}
- fLoader->TreeS()->Fill();
- fLoader->TreeS()->AutoSave();
- fLoader->TreeS()->Reset();
- }
- //----------------------------------------------------------------
- else if(fMerger){
- 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){
- 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);
+
+ // Create sdigits for ZPC
+ sector[0] = 2; // Detector = ZPC
+ for(Int_t j = 0; j < 5; j++) {
+ sector[1] = j; // Towers PM ADCs
+ if(pmZPC[j]>0){
+ new(psdigit) AliZDCSDigit(sector, pmZPC[j], trackTime);
+ treeS->Fill();
+ // Ch. debug
+ //printf("\t SDigit created: det %d quad %d pmZPC[%d] %1.0f trackTOF %f\n",
+ // sector[0], sector[1], j, pmZPC[j], trackTime);
+ }
+ }
+
+ // Create sdigits for ZEM
+ sector[0] = 3;
+ sector[1] = 1; // Detector = ZEM1
+ if(pmZEM1>0){
+ new(psdigit) AliZDCSDigit(sector, pmZEM1, trackTime);
+ treeS->Fill();
+ // Ch. debug
+ //printf("\t SDigit created: det %d quad %d pmZEM1 %1.0f trackTOF %f\n",
+ // sector[0], sector[1], pmZEM1, trackTime);
}
- 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);
+ sector[1] = 2; // Detector = ZEM2
+ if(pmZEM2>0){
+ new(psdigit) AliZDCSDigit(sector, pmZEM2, trackTime);
+ treeS->Fill();
+ // Ch. debug
+ //printf("\t SDigit created: det %d quad %d pmZEM2 %1.0f trackTOF %f\n",
+ // sector[0], sector[1], pmZEM2, trackTime);
+ }
+
+ // Create sdigits for ZNA
+ sector[0] = 4; // Detector = ZNA
+ for(Int_t j = 0; j < 5; j++) {
+ sector[1] = j; // Towers PM ADCs
+ if(pmZNA[j]>0){
+ new(psdigit) AliZDCSDigit(sector, pmZNA[j], trackTime);
+ treeS->Fill();
+ // Ch. debug
+ //printf("\t SDigit created: det %d quad %d pmZNA[%d] %1.0f trackTOF %f\n",
+ // sector[0], sector[1], j, pmZNA[j], trackTime);
+ }
}
- treeS->Fill();
- treeS->AutoSave();
- }
+ // Create sdigits for ZPA
+ sector[0] = 5; // Detector = ZPA
+ sector[1] = 0; // Common PM ADC
+ for(Int_t j = 0; j < 5; j++) {
+ sector[1] = j; // Towers PM ADCs
+ if(pmZPA[j]>0){
+ new(psdigit) AliZDCSDigit(sector, pmZPA[j], trackTime);
+ treeS->Fill();
+ // Ch. debug
+ //printf("\t SDigit created: det %d quad %d pmZPA[%d] %1.0f trackTOF %f\n",
+ // sector[0], sector[1], j, pmZPA[j], trackTime);
+ }
+ }
+
+ // write the output tree
+ fLoader->WriteSDigits("OVERWRITE");
}
fLoader->UnloadHits();
}
//_____________________________________________________________________________
-void AliZDC::SDigits2Digits()
+AliDigitizer* AliZDC::CreateDigitizer(AliDigitizationInput* digInput) const{
+ // Create the digitizer for ZDC
+ AliZDCDigitizer *zdcDigitizer = new AliZDCDigitizer(digInput);
+ if(fSpectatorTracked==0) zdcDigitizer->SetSpectators2Track();
+ if(fIspASystem==kTRUE) zdcDigitizer->SetpAsystem();
+ //if(fIspASystem==kTRUE) printf("\n **** ZDC digitizer initialized for p-A collisions\n\n");
+ return zdcDigitizer;
+}
+
+//_____________________________________________________________________________
+void AliZDC::Digits2Raw()
{
- if(!fMerger){ // Only digitization
- printf(" ZDC digitization (no merging) \n");
- fMerger = new AliZDCMerger();
- fMerger->Digitize(fNMergedhits, fMergedHits);
-
- char hname[30];
- sprintf(hname,"TreeD%d",gAlice->GetHeader()->GetEvent());
- gAlice->TreeD()->Fill();
- gAlice->TreeD()->AutoSave();
- gAlice->TreeD()->Reset();
+ // Convert ZDC digits to raw data
+
+ // Format: 24 int values -> ZN1(C+Q1-4), ZP1(C+Q1-4), ZEM1, ZEM2, ZN(C+Q1-4), ZP2(C+Q1-4), 2 Ref PMs
+ // + 24 int values for the corresponding out of time channels
+ // For the CAEN module V965 we have an Header, the Data Words and an End Of Block
+ // 12 channels x 2 gain chains read from 1st ADC module
+ // 12 channels x 2 gain chains read from 2nd ADC module
+ // 12 channels x 2 gain chains read from 3rd ADC module (o.o.t.)
+ // 12 channels x 2 gain chains read from 4rth ADC module (o.o.t.)
+ //
+ const int knADCData1=12, knADCData2=12;
+ const int knADCData3=12, knADCData4=12;
+ //
+ UInt_t lADCHeader1;
+ UInt_t lADCHeader2;
+ UInt_t lADCHeader3;
+ UInt_t lADCHeader4;
+ //
+ UInt_t lADCData1[2*knADCData1];
+ UInt_t lADCData2[2*knADCData2];
+ UInt_t lADCData3[2*knADCData3];
+ UInt_t lADCData4[2*knADCData4];
+ //
+ 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);
+ //printf("\t AliZDC::Digits2Raw -> TreeD has %d entries\n",(Int_t) treeD->GetEntries());
+
+ // Reading channel map
+ //printf("\n\t Reading ADC mapping from OCDB\n");
+ AliZDCChMap * chMap = GetChMap();
+ const int nCh = knADCData1+knADCData2+knADCData3+knADCData4;
+ Int_t mapADC[nCh][4];
+ for(Int_t i=0; i<nCh; i++){
+ mapADC[i][0] = chMap->GetADCModule(i);
+ mapADC[i][1] = chMap->GetADCChannel(i);
+ mapADC[i][2] = chMap->GetDetector(i);
+ mapADC[i][3] = chMap->GetSector(i);
+ // Ch. debug
+ //printf(" mapADC[%d] = (%d %d %d %d)\n", i,
+ // mapADC[i][0],mapADC[i][1],mapADC[i][2],mapADC[i][3]);
}
- else if(fMerger){ // Merging and digitization
- 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){
- 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);
+
+ // *** Fill data array
+ // ** ADC header
+ UInt_t lADCHeaderGEO1 = 0;
+ UInt_t lADCHeaderGEO2 = 1;
+ UInt_t lADCHeaderGEO3 = 2;
+ UInt_t lADCHeaderGEO4 = 3;
+ UInt_t lADCHeaderCRATE = 0;
+ UInt_t lADCHeaderCNT1 = knADCData1;
+ UInt_t lADCHeaderCNT2 = knADCData2;
+ UInt_t lADCHeaderCNT3 = knADCData3;
+ UInt_t lADCHeaderCNT4 = knADCData4;
+
+ lADCHeader1 = lADCHeaderGEO1 << 27 | 0x1 << 25 | lADCHeaderCRATE << 16 |
+ lADCHeaderCNT1 << 8 ;
+ lADCHeader2 = lADCHeaderGEO2 << 27 | 0x1 << 25 | lADCHeaderCRATE << 16 |
+ lADCHeaderCNT2 << 8 ;
+ lADCHeader3 = lADCHeaderGEO3 << 27 | 0x1 << 25 | lADCHeaderCRATE << 16 |
+ lADCHeaderCNT3 << 8 ;
+ lADCHeader4 = lADCHeaderGEO4 << 27 | 0x1 << 25 | lADCHeaderCRATE << 16 |
+ lADCHeaderCNT4 << 8 ;
+
+ // ** ADC data word
+ UInt_t lADCDataGEO = 0;
+ //
+ UInt_t lADCDataValue1[2*knADCData1];
+ UInt_t lADCDataValue2[2*knADCData2];
+ UInt_t lADCDataValue3[2*knADCData3];
+ UInt_t lADCDataValue4[2*knADCData4];
+ //
+ UInt_t lADCDataOvFlwHG = 0;
+ UInt_t lADCDataOvFlwLG = 0;
+ //
+ for(Int_t i=0; i<2*knADCData1 ; i++) lADCDataValue1[i] = 0;
+ for(Int_t i=0; i<2*knADCData2 ; i++) lADCDataValue2[i] = 0;
+ for(Int_t i=0; i<2*knADCData3 ; i++) lADCDataValue3[i] = 0;
+ for(Int_t i=0; i<2*knADCData4 ; i++) lADCDataValue4[i] = 0;
+ //
+ UInt_t lADCDataChannel = 0;
+
+ Int_t indADC0=0, indADC1=0, indADC2=0, indADC3=0;
+
+ // loop over digits
+ for(Int_t iDigit=0; iDigit<(Int_t) (treeD->GetEntries()); iDigit++){
+ treeD->GetEntry(iDigit);
+ if(!pdigit) continue;
+ //digit.Print("");
+
+ // *** ADC data
+ // Scan of the map to assign the correct ADC module-channel
+ for(Int_t k=0; k<nCh; k++){
+ if(iDigit<knADCData1+knADCData2){
+ if(digit.GetSector(0)==mapADC[k][2] && digit.GetSector(1)==mapADC[k][3]){
+ lADCDataGEO = (UInt_t) mapADC[k][0];
+ lADCDataChannel = (UInt_t) mapADC[k][1];
+ break;
+ }
+ }
+ else{
+ if(digit.GetSector(0)==mapADC[k][2] && digit.GetSector(1)==mapADC[k][3]){
+ lADCDataGEO = (UInt_t) mapADC[k][0];
+ lADCDataChannel = (UInt_t) mapADC[k][1];
+ if(k>knADCData1+knADCData2) break;
+ }
+ }
}
- treeD->Fill();
- treeD->AutoSave();
+ // Ch. debug
+ //printf("iDigit %d det %d sec %d -> lADCDataGEO %d lADCDataChannel %d\n",
+ // iDigit,digit.GetSector(0),digit.GetSector(1),lADCDataGEO,lADCDataChannel);
+
+ if(lADCDataGEO==0){
+ if(indADC0>=knADCData1){
+ AliWarning(" Problem with digit index 4 ADC0\n");
+ return;
+ }
+ Int_t indLG = indADC0+knADCData1;
+ // High gain ADC ch.
+ if(digit.GetADCValue(0) > 2047) lADCDataOvFlwHG = 1;
+ lADCDataValue1[indADC0] = digit.GetADCValue(0);
+ lADCData1[indADC0] = lADCDataGEO << 27 | lADCDataChannel << 17 |
+ lADCDataOvFlwHG << 12 | (lADCDataValue1[indADC0] & 0xfff);
+ // Low gain ADC ch.
+ if(digit.GetADCValue(1) > 2047) lADCDataOvFlwLG = 1;
+ lADCDataValue1[indLG] = digit.GetADCValue(1);
+ lADCData1[indLG] = lADCDataGEO << 27 | lADCDataChannel << 17 | 0x1 << 16 |
+ lADCDataOvFlwLG << 12 | (lADCDataValue1[indLG] & 0xfff);
+ // Ch. debug
+ //printf(" lADCDataGEO %d ADCdataHG[%d] %d ADCdataLG[%d] %d\n",
+ // lADCDataGEO,indADC0,lADCDataValue1[indADC0],indLG,lADCDataValue1[indLG]);
+
+ indADC0++;
+ }
+ else if(lADCDataGEO==1){
+ if(indADC1>=knADCData2){
+ AliWarning(" Problem with digit index 4 ADC1\n");
+ return;
+ }
+ Int_t indLG = indADC1+knADCData2;
+ // High gain ADC ch.
+ if(digit.GetADCValue(0) > 2047) lADCDataOvFlwHG = 1;
+ lADCDataValue2[indADC1] = digit.GetADCValue(0);
+ lADCData2[indADC1] = lADCDataGEO << 27 | lADCDataChannel << 17 |
+ lADCDataOvFlwHG << 12 | (lADCDataValue2[indADC1] & 0xfff);
+ // Low gain ADC ch.
+ if(digit.GetADCValue(1) > 2047) lADCDataOvFlwLG = 1;
+ lADCDataValue2[indLG] = digit.GetADCValue(1);
+ lADCData2[indLG] = lADCDataGEO << 27 | lADCDataChannel << 17 | 0x1 << 16 |
+ lADCDataOvFlwLG << 12 | (lADCDataValue2[indLG] & 0xfff);
+ // Ch. debug
+ //printf(" lADCDataGEO %d ADCdataHG[%d] %d ADCdataLG[%d] %d\n",
+ // lADCDataGEO,indADC1,lADCDataValue2[indADC1],indLG,lADCDataValue2[indLG]);
+
+ indADC1++;
+ }
+ else if(lADCDataGEO==2){
+ if(indADC2>=knADCData3){
+ AliWarning(" Problem with digit index 4 ADC2\n");
+ return;
+ }
+ Int_t indLG = indADC2+knADCData3;
+ // High gain ADC ch.
+ if(digit.GetADCValue(0) > 2047) lADCDataOvFlwHG = 1;
+ lADCDataValue3[indADC1] = digit.GetADCValue(0);
+ lADCData3[indADC1] = lADCDataGEO << 27 | lADCDataChannel << 17 |
+ lADCDataOvFlwHG << 12 | (lADCDataValue3[indADC2] & 0xfff);
+ // Low gain ADC ch.
+ if(digit.GetADCValue(1) > 2047) lADCDataOvFlwLG = 1;
+ lADCDataValue3[indLG] = digit.GetADCValue(1);
+ lADCData3[indLG] = lADCDataGEO << 27 | lADCDataChannel << 17 | 0x1 << 16 |
+ lADCDataOvFlwLG << 12 | (lADCDataValue3[indLG] & 0xfff);
+ // Ch. debug
+ //printf(" lADCDataGEO %d ADCdataHG[%d] %d ADCdataLG[%d] %d\n",
+ // lADCDataGEO,indADC2,lADCDataValue3[indADC2],indLG,lADCDataValue3[indLG]);
+
+ indADC2++;
+ }
+ else if(lADCDataGEO==3){
+ if(indADC3>=knADCData4){
+ AliWarning(" Problem with digit index 4 ADC2\n");
+ return;
+ }
+ Int_t indLG = indADC3+knADCData4;
+ // High gain ADC ch.
+ if(digit.GetADCValue(0) > 2047) lADCDataOvFlwHG = 1;
+ lADCDataValue4[indADC3] = digit.GetADCValue(0);
+ lADCData4[indADC3] = lADCDataGEO << 27 | lADCDataChannel << 17 |
+ lADCDataOvFlwHG << 12 | (lADCDataValue4[indADC3] & 0xfff);
+ // Low gain ADC ch.
+ if(digit.GetADCValue(1) > 2047) lADCDataOvFlwLG = 1;
+ lADCDataValue4[indLG] = digit.GetADCValue(1);
+ lADCData4[indLG] = lADCDataGEO << 27 | lADCDataChannel << 17 | 0x1 << 16 |
+ lADCDataOvFlwLG << 12 | (lADCDataValue4[indLG] & 0xfff);
+ // Ch. debug
+ //printf(" lADCDataGEO %d ADCdataHG[%d] %d ADCdataLG[%d] %d\n",
+ // lADCDataGEO,indADC3,lADCDataValue4[indADC3],indLG,lADCDataValue4[indLG]);
+
+ indADC3++;
+ }
+
}
+ //
+ /*for(Int_t i=0;i<2*knADCData1;i++) printf("\t ADCData1[%d] = %x\n",i,lADCData1[i]);
+ for(Int_t i=0;i<2*knADCData2;i++) printf("\t ADCData2[%d] = %x\n",i,lADCData2[i]);
+ for(Int_t i=0;i<2*knADCData3;i++) printf("\t ADCData3[%d] = %x\n",i,lADCData3[i]);
+ for(Int_t i=0;i<2*knADCData4;i++) printf("\t ADCData4[%d] = %x\n",i,lADCData4[i]);*/
+
+ // End of Block
+ UInt_t lADCEndBlockGEO = 0;
+ // Event counter in ADC EOB -> getting no. of events in run from AliRunLoader
+ // get run loader
+ AliRunLoader* runLoader = fLoader->GetRunLoader();
+ UInt_t lADCEndBlockEvCount = runLoader->GetEventNumber();
+ //
+ lADCEndBlock = lADCEndBlockGEO << 27 | 0x1 << 26 | lADCEndBlockEvCount;
+ //printf("\t AliZDC::Digits2Raw -> ADCEndBlock = %d\n",lADCEndBlock);
+
+ // open the output file
+ TString fileName;
+ fileName.Form("%s",AliDAQ::DdlFileName("ZDC",0));
+
+ AliFstream* file = new AliFstream(fileName.Data());
+
+ // write the DDL data header
+ AliRawDataHeaderSim header;
+ header.fSize = sizeof(header) +
+ sizeof(lADCHeader1) + sizeof(lADCData1) + sizeof(lADCEndBlock) +
+ sizeof(lADCHeader2) + sizeof(lADCData2) + sizeof(lADCEndBlock) +
+ sizeof(lADCHeader3) + sizeof(lADCData3) + sizeof(lADCEndBlock) +
+ sizeof(lADCHeader4) + sizeof(lADCData4) + sizeof(lADCEndBlock);
+ //
+ /*printf("sizeof header = %d, ADCHeader1 = %d, ADCData1 = %d, ADCEndBlock = %d\n",
+ sizeof(header),sizeof(lADCHeader1),sizeof(lADCData1),sizeof(lADCEndBlock));
+ printf("sizeof header = %d, ADCHeader2 = %d, ADCData2 = %d, ADCEndBlock = %d\n",
+ sizeof(header),sizeof(lADCHeader2),sizeof(lADCData2),sizeof(lADCEndBlock));
+ printf("sizeof header = %d, ADCHeader3 = %d, ADCData3 = %d, ADCEndBlock = %d\n",
+ sizeof(header),sizeof(lADCHeader1),sizeof(lADCData1),sizeof(lADCEndBlock));
+ printf("sizeof header = %d, ADCHeader4 = %d, ADCData4 = %d, ADCEndBlock = %d\n",
+ sizeof(header),sizeof(lADCHeader2),sizeof(lADCData2),sizeof(lADCEndBlock));*/
-
+ header.SetAttribute(0); // valid data
+ file->WriteBuffer((char*)(&header), sizeof(header));
+ // write the raw data and close the file
+ file->WriteBuffer((char*) &lADCHeader1, sizeof (lADCHeader1));
+ file->WriteBuffer((char*) &lADCData1, sizeof(lADCData1));
+ file->WriteBuffer((char*) &lADCEndBlock, sizeof(lADCEndBlock));
+ file->WriteBuffer((char*) &lADCHeader2, sizeof (lADCHeader2));
+ file->WriteBuffer((char*) (lADCData2), sizeof(lADCData2));
+ file->WriteBuffer((char*) &lADCEndBlock, sizeof(lADCEndBlock));
+ file->WriteBuffer((char*) &lADCHeader3, sizeof (lADCHeader3));
+ file->WriteBuffer((char*) (lADCData3), sizeof(lADCData3));
+ file->WriteBuffer((char*) &lADCEndBlock, sizeof(lADCEndBlock));
+ file->WriteBuffer((char*) &lADCHeader4, sizeof (lADCHeader4));
+ file->WriteBuffer((char*) (lADCData4), sizeof(lADCData4));
+ file->WriteBuffer((char*) &lADCEndBlock, sizeof(lADCEndBlock));
+ delete file;
+
+ // unload the digits
+ fLoader->UnloadDigits();
}
+
//_____________________________________________________________________________
-void AliZDC::Hits2Digits()
+Bool_t AliZDC::Raw2SDigits(AliRawReader* rawReader)
{
- gAlice->Hits2SDigits();
- gAlice->SDigits2Digits();
+ // Convert ZDC raw data to Sdigits
+ const int kNch = 48;
+ AliLoader* loader = (AliRunLoader::Instance())->GetLoader("ZDCLoader");
+ if(!loader) {
+ AliError("no ZDC loader found");
+ return kFALSE;
+ }
+
+ // Create the output digit tree
+ TTree* treeS = loader->TreeS();
+ if(!treeS){
+ loader->MakeTree("S");
+ treeS = loader->TreeS();
+ }
+ //
+ AliZDCSDigit sdigit;
+ AliZDCSDigit* psdigit = &sdigit;
+ const Int_t kBufferSize = 4000;
+ treeS->Branch("ZDC", "AliZDCSDigit", &psdigit, kBufferSize);
+ //
+ AliZDCRawStream rawStream(rawReader);
+ Int_t sector[2], resADC, rawADC, corrADC, nPheVal;
+ Int_t jcount = 0;
+ while(rawStream.Next()){
+ if(rawStream.IsADCDataWord()){
+ //For the moment only in-time SDigits are foreseen (1st 48 raw values)
+ if(jcount < kNch){
+ for(Int_t j=0; j<2; j++) sector[j] = rawStream.GetSector(j);
+ rawADC = rawStream.GetADCValue();
+ resADC = rawStream.GetADCGain();
+ //printf("\t RAw2SDigits raw%d -> RawADC[%d, %d, %d] read\n",
+ // jcount, sector[0], sector[1], rawADC);
+ //
+ corrADC = rawADC - Pedestal(sector[0], sector[1], resADC);
+ if(corrADC<0) corrADC=0;
+ nPheVal = ADCch2Phe(sector[0], sector[1], corrADC, resADC);
+ //
+ //printf("\t \t -> SDigit[%d, %d, %d] created\n",
+ // sector[0], sector[1], nPheVal);
+ //
+ new(psdigit) AliZDCSDigit(sector, (Float_t) nPheVal, 0.);
+ treeS->Fill();
+ jcount++;
+ }
+ }//IsADCDataWord
+ }//rawStream.Next
+ // write the output tree
+ fLoader->WriteSDigits("OVERWRITE");
+ fLoader->UnloadSDigits();
+
+ return kTRUE;
}
//_____________________________________________________________________________
-void AliZDC::Digits2Reco()
+Int_t AliZDC::Pedestal(Int_t Det, Int_t Quad, Int_t Res) const
{
- printf(" Entering AliZDC::Digits2Reco\n");
- AliDetector *ZDC = gAlice->GetDetector("ZDC");
- TClonesArray *ZDCdigits = ZDC->Digits();
-
- 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",ZDC->GetName());
- TBranch *br = TD->GetBranch(brname);
- if(br) br->SetAddress(&ZDCdigits);
- }
- 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
- printf("\n --- ZNraw = %d, ZPraw = %d, ZEMraw = %d\n",ZNraw, ZPraw, ZEMraw);
-
- // --- 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;
- 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;
- 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;
- printf(" ZNenergy = %f TeV, ZPenergy = %f TeV, ZDCenergy = %f GeV, "
- "\n ZEMenergy = %f TeV\n", ZNenergy, ZPenergy,
- ZDCenergy, ZEMenergy);
-
- if(ZDCenergy==0)
- 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);
- 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));
+ // Returns a pedestal for detector det, PM quad, channel with res.
+ //
+ // Getting calibration object for ZDC set
+ AliCDBManager *man = AliCDBManager::Instance();
+ AliCDBEntry *entry = man->Get("ZDC/Calib/Pedestals");
+ if(!entry) AliFatal("No calibration data loaded!");
+ AliZDCPedestals *calibPed = (AliZDCPedestals*) entry->GetObject();
+ //
+ if(!calibPed){
+ printf("\t No calibration object found for ZDC!");
+ return -1;
}
- 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));
+ //
+ Int_t index=0, kNch=24;
+ if(Quad!=5){
+ if(Det==1) index = Quad+kNch*Res; // ZN1
+ else if(Det==2) index = Quad+5+kNch*Res; // ZP1
+ else if(Det==3) index = Quad+9+kNch*Res; // ZEM
+ else if(Det==4) index = Quad+12+kNch*Res; // ZN2
+ else if(Det==5) index = Quad+17+kNch*Res; // ZP2
}
- // [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);
-
- // --- 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);
- printf(" ### NPart = %d, b = %f fm\n",NPartTot,ImpPar);
+ else index = (Det-1)/3+22+kNch*Res; // Reference PMs
+ //
+ //
+ Float_t meanPed = calibPed->GetMeanPed(index);
+ Float_t pedWidth = calibPed->GetMeanPedWidth(index);
+ Float_t pedValue = gRandom->Gaus(meanPed,pedWidth);
+ //
+ //printf("\t AliZDC::Pedestal - det(%d, %d) - Ped[%d] = %d\n",Det, Quad, index,(Int_t) pedValue); // Chiara debugging!
- // --- 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;
- // TreeR
- TTree *treeR = gAlice->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);
+
+ return (Int_t) pedValue;
+}
+
+
+//_____________________________________________________________________________
+Int_t AliZDC::ADCch2Phe(Int_t Det, Int_t Quad, Int_t ADCVal, Int_t Res) const
+{
+ // Evaluation of the no. of phe produced
+ Float_t pmGain[6][5];
+ Float_t resADC[2];
+ for(Int_t j = 0; j < 5; j++){
+ pmGain[0][j] = 50000.;
+ pmGain[1][j] = 100000.;
+ pmGain[2][j] = 100000.;
+ pmGain[3][j] = 50000.;
+ pmGain[4][j] = 100000.;
+ pmGain[5][j] = 100000.;
}
- treeR->Fill();
- treeR->AutoSave();
- treeR->Reset();
+ // ADC Caen V965
+ resADC[0] = 0.0000008; // ADC Resolution high gain: 200 fC/adcCh
+ resADC[1] = 0.0000064; // ADC Resolution low gain: 25 fC/adcCh
+ //
+ Int_t nPhe = (Int_t) (ADCVal / (pmGain[Det-1][Quad] * resADC[Res]));
+ //
+ //printf("\t AliZDC::ADCch2Phe -> det(%d, %d) - ADC %d phe %d\n",Det,Quad,ADCVal,nPhe);
+
+ return nPhe;
}
//______________________________________________________________________
void AliZDC::SetTreeAddress(){
+
// Set branch address for the Trees.
- // Inputs:
- // none.
- // Outputs:
- // none.
- // Return:
- // none.
- if (fLoader->TreeH() && (fHits == 0x0))
+ if(fLoader->TreeH() && (fHits == 0x0))
fHits = new TClonesArray("AliZDCHit",1000);
- if (fLoader->TreeD() && (fDigits == 0x0))
- fDigits = new TClonesArray("AliZDCDigit",1000);
-
AliDetector::SetTreeAddress();
}
-
+
+//_____________________________________________________________________________
+AliZDCChMap* AliZDC::GetChMap() const
+{
+
+ // Getting calibration object for ZDC
+
+ AliCDBEntry *entry = AliCDBManager::Instance()->Get("ZDC/Calib/ChMap");
+ if(!entry) AliFatal("No calibration data loaded!");
+
+ AliZDCChMap *calibdata = dynamic_cast<AliZDCChMap*> (entry->GetObject());
+ if(!calibdata) AliFatal("Wrong calibration object in calibration file!");
+
+ return calibdata;
+}