// //
///////////////////////////////////////////////////////////////////////////////
-#include <stdlib.h>
-#include <Riostream.h>
-
// --- ROOT system
#include <TBRIK.h>
-#include <TDirectory.h>
-#include <TF1.h>
-#include <TFile.h>
+#include <TClonesArray.h>
#include <TGeometry.h>
#include <TNode.h>
#include <TTree.h>
-#include <TVirtualMC.h>
+#include <TFile.h>
+#include <TSystem.h>
+#include <TRandom.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 "AliZDCCalib.h"
+#include "AliFstream.h"
ClassImp(AliZDC)
-
+
//_____________________________________________________________________________
-AliZDC::AliZDC()
+AliZDC::AliZDC() :
+ AliDetector(),
+ fNoShower(0),
+ fPedCalib(0),
+ fCalibData(0),
+ fZDCCalibFName("")
{
//
// 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),
+ fCalibData(0),
+ fZDCCalibFName("")
{
//
// 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;
+ char sensname[5],senstitle[25];
+ sprintf(sensname,"ZDC");
+ sprintf(senstitle,"ZDC dummy");
+ SetName(sensname); SetTitle(senstitle);
}
+
//____________________________________________________________________________
AliZDC::~AliZDC()
{
// ZDC destructor
//
- fIshunt = 0;
-
- if(fMerger) delete fMerger;
+ fIshunt = 0;
+ delete fPedCalib;
+ delete fCalibData;
+
+}
+//_____________________________________________________________________________
+AliZDC::AliZDC(const AliZDC& ZDC) :
+AliDetector("ZDC","ZDC"),
+fNoShower(ZDC.fNoShower),
+fPedCalib(ZDC.fPedCalib),
+fCalibData(ZDC.fCalibData),
+fZDCCalibFName(ZDC.fZDCCalibFName)
+{
+ // copy constructor
}
+
+//_____________________________________________________________________________
+AliZDC& AliZDC::operator=(const AliZDC& ZDC)
+{
+ // assignement operator
+ if(this!=&ZDC){
+ fNoShower = ZDC.fNoShower;
+ fPedCalib = ZDC.fPedCalib;
+ fCalibData = ZDC.fCalibData;
+ fZDCCalibFName = ZDC.fZDCCalibFName;
+ } 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 primKinEn=0., xImpact=0., yImpact=0., sFlag=0.;
+ static Int_t pcPDGcode;
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
+ newquad->SetSFlag(1); // SECONDARY particle entering the ZDC
}
else if(track == primary){
- newquad->fSFlag = 0; // PRIMARY particle entering the ZDC
+ newquad->SetSFlag(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();
}
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);
}
Int_t j;
curprimquad = (AliZDCHit*) lhits[j];
if(*curprimquad == *newquad){
*curprimquad = *curprimquad+*newquad;
+ // CH. debug
+ /*if(newquad->GetEnergy() != 0. || newquad->GetLightPMC() != 0. ||
+ newquad->GetLightPMQ() != 0.){
+ printf("\n\t --- Equal hits found\n");
+ curprimquad->Print("");
+ newquad->Print("");
+ printf("\t --- Det. %d, Quad. %d: X = %f, E = %f, LightPMC = %f, LightPMQ = %f\n",
+ curprimquad->GetVolume(0),curprimquad->GetVolume(1),curprimquad->GetXImpact(),
+ curprimquad->GetEnergy(), curprimquad->GetLightPMC(), curprimquad->GetLightPMQ());
+ }*/
+ //
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);
+ printf("\t Det. %d, Quad.t %d: X = %f, E = %f, LightPMC = %f, LightPMQ = %f\n",
+ newquad->GetVolume(0),newquad->GetVolume(1),newquad->GetXImpact(),
+ newquad->GetEnergy(), newquad->GetLightPMC(), newquad->GetLightPMQ());
+ */
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()
{
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;
+ 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);
}
//____________________________________________________________________________
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
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);
-
+ AliDetector::MakeBranch(opt);
}
-//_____________________________________________________________________________
- 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);
-}
-//_____________________________________________________________________________
- 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 Entering AliZDC::Hits2SDigits() ");
fLoader->LoadHits("read");
fLoader->LoadSDigits("recreate");
- AliRunLoader* runLoader = fLoader->GetRunLoader();
+ AliRunLoader* runLoader = fLoader->GetRunLoader();
+ AliZDCSDigit sdigit;
+ AliZDCSDigit* psdigit = &sdigit;
- for (Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++) {
- runLoader->GetEvent(iEvent);
- if (!fLoader->TreeS()) fLoader->MakeTree("S");
- MakeBranch("S");
+ // Event loop
+ for(Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++) {
+ Float_t pmCZNC=0, pmCZPC=0, pmCZNA=0, pmCZPA=0, pmZEM1 = 0, pmZEM2 = 0;
+ Float_t pmQZNC[4], pmQZPC[4], pmQZNA[4], pmQZPA[4];
+ for(Int_t i = 0; i < 4; i++) pmQZNC[i] = pmQZPC[i] = pmQZNA[i] = pmQZPA[i] = 0;
- //----------------------------------------------------------------
- if(!fMerger){
- printf(" ZDC digitization (without merging)\n");
-
- AliZDCMergedHit *mHit;
- Int_t j, sector[2];
- Float_t mHits[7];
- fNMergedhits = 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;
+ 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();
+
+ if(sector[0] == 1) { //ZNC
+ pmCZNC += lightC;
+ pmQZNC[sector[1]-1] += lightQ;
+ }
+ else if(sector[0] == 2) { //ZPC
+ pmCZPC += lightC;
+ pmQZPC[sector[1]-1] += lightQ;
+ }
+ else if(sector[0] == 3) { //ZEM
+ if(sector[1] == 1) pmZEM1 += lightC;
+ else pmZEM2 += lightQ;
+ }
+ if(sector[0] == 4) { //ZNA
+ pmCZNA += lightC;
+ pmQZNA[sector[1]-1] += lightQ;
+ }
+ else if(sector[0] == 5) { //ZPA
+ pmCZPA += lightC;
+ pmQZPA[sector[1]-1] += lightQ;
+ }
+ }//Hits loop
}
- 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 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
+ sector[1] = 0; // Common PM ADC
+ new(psdigit) AliZDCSDigit(sector, pmCZNC);
+ if(pmCZNC > 0) treeS->Fill();
+ for(Int_t j = 0; j < 4; j++) {
+ sector[1] = j+1; // Towers PM ADCs
+ new(psdigit) AliZDCSDigit(sector, pmQZNC[j]);
+ if(pmQZNC[j] > 0) treeS->Fill();
}
- 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 sdigits for ZPC
+ sector[0] = 2; // Detector = ZPC
+ sector[1] = 0; // Common PM ADC
+ new(psdigit) AliZDCSDigit(sector, pmCZPC);
+ if(pmCZPC > 0) treeS->Fill();
+ for(Int_t j = 0; j < 4; j++) {
+ sector[1] = j+1; // Towers PM ADCs
+ new(psdigit) AliZDCSDigit(sector, pmQZPC[j]);
+ if(pmQZPC[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();
+
+ // Create sdigits for ZNA
+ sector[0] = 4; // Detector = ZNA
+ sector[1] = 0; // Common PM ADC
+ new(psdigit) AliZDCSDigit(sector, pmCZNA);
+ if(pmCZNA > 0) treeS->Fill();
+ for(Int_t j = 0; j < 4; j++) {
+ sector[1] = j+1; // Towers PM ADCs
+ new(psdigit) AliZDCSDigit(sector, pmQZNA[j]);
+ if(pmQZNA[j] > 0) treeS->Fill();
}
- treeS->Fill();
- treeS->AutoSave();
- }
+ // Create sdigits for ZPA
+ sector[0] = 5; // Detector = ZPA
+ sector[1] = 0; // Common PM ADC
+ new(psdigit) AliZDCSDigit(sector, pmCZPA);
+ if(pmCZPA > 0) treeS->Fill();
+ for(Int_t j = 0; j < 4; j++) {
+ sector[1] = j+1; // Towers PM ADCs
+ new(psdigit) AliZDCSDigit(sector, pmQZPA[j]);
+ if(pmQZPA[j] > 0) treeS->Fill();
+ }
+
+ // write the output tree
+ fLoader->WriteSDigits("OVERWRITE");
}
fLoader->UnloadHits();
}
//_____________________________________________________________________________
-void AliZDC::SDigits2Digits()
-{
- 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();
- }
- 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);
- }
- 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()
{
- printf(" Entering AliZDC::Digits2Reco\n");
- AliDetector *zdcd = gAlice->GetDetector("ZDC");
- TClonesArray *zdcdigits = zdcd->Digits();
+ // 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=24, knADCData2=24; // In principle the 2 numbers can be different!
+ UInt_t lADCHeader1;
+ UInt_t lADCHeader2;
+ UInt_t lADCData1[knADCData1];
+ UInt_t lADCData2[knADCData2];
+ UInt_t lADCData3[knADCData1];
+ UInt_t lADCData4[knADCData2];
+ //
+ 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());
+
+ // Fill data array
+ // ADC header
+ UInt_t lADCHeaderGEO = 0;
+ UInt_t lADCHeaderCRATE = 0;
+ UInt_t lADCHeaderCNT1 = knADCData1;
+ UInt_t lADCHeaderCNT2 = knADCData2;
- 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);
- }
- else if(!td) printf(" ERROR -> TreeD NOT found in gAlice object\n");
+ lADCHeader1 = lADCHeaderGEO << 27 | 0x1 << 25 | lADCHeaderCRATE << 16 |
+ lADCHeaderCNT1 << 8 ;
+ lADCHeader2 = lADCHeaderGEO << 27 | 0x1 << 25 | lADCHeaderCRATE << 16 |
+ lADCHeaderCNT2 << 8 ;
+
+ // ADC data word
+ UInt_t lADCDataGEO = lADCHeaderGEO;
+ //
+ UInt_t lADCDataValue1[knADCData1];
+ UInt_t lADCDataValue2[knADCData2];
+ UInt_t lADCDataValue3[knADCData1];
+ UInt_t lADCDataValue4[knADCData2];
+ //
+ UInt_t lADCDataOvFlw1[knADCData1];
+ UInt_t lADCDataOvFlw2[knADCData2];
+ UInt_t lADCDataOvFlw3[knADCData1];
+ UInt_t lADCDataOvFlw4[knADCData2];
+ //
+ for(Int_t i=0; i<knADCData1 ; i++){
+ lADCDataValue1[i] = 0;
+ lADCDataOvFlw1[i] = 0;
+ lADCDataValue3[i] = 0;
+ lADCDataOvFlw3[i] = 0;
+ }
+ for(Int_t i=0; i<knADCData2 ; i++){
+ lADCDataValue2[i] = 0;
+ lADCDataOvFlw2[i] = 0;
+ lADCDataValue4[i] = 0;
+ lADCDataOvFlw4[i] = 0;
+ }
+ //
+ UInt_t lADCDataChannel = 0;
+
+ // loop over digits
+ for(Int_t iDigit=0; iDigit<treeD->GetEntries(); iDigit++){
+ treeD->GetEntry(iDigit);
+ if(!pdigit) continue;
+ //digit.Print("");
- Int_t nt = (Int_t) (td->GetEntries());
- gAlice->ResetDigits();
+ // *** ADC data
+ Int_t index=0;
+ if(digit.GetSector(1)!=5){ // ZDC signal channels
+ // *** ADC1 (ZN1, ZP1, ZEM1,2) or ADC3 (ZN1, ZP1, ZEM1,2 o.o.t.)
+ if(digit.GetSector(0)==1 || digit.GetSector(0)==2 || digit.GetSector(0)==3){
+ if(digit.GetSector(0)==1 || digit.GetSector(0)==2){
+ index = (digit.GetSector(0)-1) + 4*digit.GetSector(1); // ZN1 or ZP1
+ lADCDataChannel = 8*(digit.GetSector(0)-1) + digit.GetSector(1);
+ }
+ else if(digit.GetSector(0)==3){ // ZEM 1,2
+ index = 20 + (digit.GetSector(1)-1);
+ lADCDataChannel = 5 + 8*(digit.GetSector(1)-1);
+ }
+ //
+ /*printf("\t AliZDC::Digits2Raw -> idig%d det %d quad %d index %d, ADCch %d ADCVal[%d, %d]\n",
+ iDigit,digit.GetSector(0),digit.GetSector(1),index,lADCDataChannel,
+ digit.GetADCValue(0),digit.GetADCValue(1));// Ch. debug
+ */
+ //
+ if(iDigit<knADCData1){ // *** In-time signals
+ lADCDataValue1[index] = digit.GetADCValue(0); // High gain ADC ch.
+ if(lADCDataValue1[index] > 2047) lADCDataOvFlw1[index] = 1;
+ lADCDataValue1[index+2] = digit.GetADCValue(1); // Low gain ADC ch.
+ if(lADCDataValue1[index+2] > 2047) lADCDataOvFlw1[index+2] = 1;
+
+ lADCData1[index] = lADCDataGEO << 27 | 0x1 << 24 | lADCDataChannel << 17 |
+ lADCDataOvFlw1[index] << 12 | (lADCDataValue1[index] & 0xfff);
+ lADCData1[index+2] = lADCDataGEO << 27 | 0x1 << 24 | lADCDataChannel << 17 | 0x1 << 16 |
+ lADCDataOvFlw1[index+2] << 12 | (lADCDataValue1[index+2] & 0xfff);
+ }
+ else{ // *** Out-of-time signals
+ lADCDataValue3[index] = digit.GetADCValue(0); // High gain ADC ch.
+ if(lADCDataValue3[index] > 2047) lADCDataOvFlw3[index] = 1;
+ lADCDataValue3[index+2] = digit.GetADCValue(1); // Low gain ADC ch.
+ if(lADCDataValue3[index+2] > 2047) lADCDataOvFlw3[index+2] = 1;
+
+ lADCData3[index] = lADCDataGEO << 27 | lADCDataChannel << 17 |
+ lADCDataOvFlw3[index] << 12 | (lADCDataValue3[index] & 0xfff);
+ lADCData3[index+2] = lADCDataGEO << 27 | lADCDataChannel << 17 | 0x1 << 16 |
+ lADCDataOvFlw3[index+2] << 12 | (lADCDataValue3[index+2] & 0xfff);
+ }
+ }
+ // *** ADC2 (ZN2, ZP2) or ADC4 (ZN2, ZP2 o.o.t.)
+ else if(digit.GetSector(0)==4 || digit.GetSector(0)==5){
+ index = (digit.GetSector(0)-4) + 4*digit.GetSector(1); // ZN2 or ZP2
+ lADCDataChannel = 8*(digit.GetSector(0)-4) + digit.GetSector(1);
+ //
+ /*printf("\t AliZDC::Digits2Raw -> idig%d det %d quad %d index %d, ADCch %d ADCVal[%d, %d]\n",
+ iDigit,digit.GetSector(0),digit.GetSector(1),index,lADCDataChannel,
+ digit.GetADCValue(0),digit.GetADCValue(1));// Ch. debug
+ */
+ //
+ if(iDigit<knADCData2){ // *** In-time signals
+ lADCDataValue2[index] = digit.GetADCValue(0);
+ if(lADCDataValue2[index] > 2047) lADCDataOvFlw2[index] = 1;
+ lADCDataValue2[index+2] = digit.GetADCValue(1);
+ if(lADCDataValue2[index+2] > 2047) lADCDataOvFlw2[index+2] = 1;
+ //
+ lADCData2[index] = lADCDataGEO << 27 | lADCDataChannel << 17 |
+ lADCDataOvFlw2[index] << 12 | (lADCDataValue2[index] & 0xfff);
+ lADCData2[index+2] = lADCDataGEO << 27 | lADCDataChannel << 17 | 0x1 << 16 |
+ lADCDataOvFlw2[index+2] << 12 | (lADCDataValue2[index+2] & 0xfff);
+ }
+ else{ // *** Out-of-time signals
+ lADCDataValue4[index] = digit.GetADCValue(0);
+ if(lADCDataValue4[index] > 2047) lADCDataOvFlw4[index] = 1;
+ lADCDataValue4[index+2] = digit.GetADCValue(1);
+ if(lADCDataValue4[index+2] > 2047) lADCDataOvFlw4[index+2] = 1;
+ //
+ lADCData4[index] = lADCDataGEO << 27 | lADCDataChannel << 17 |
+ lADCDataOvFlw4[index] << 12 | (lADCDataValue4[index] & 0xfff);
+ lADCData4[index+2] = lADCDataGEO << 27 | lADCDataChannel << 17 | 0x1 << 16 |
+ lADCDataOvFlw4[index+2] << 12 | (lADCDataValue4[index+2] & 0xfff);
+ }
+ }
+ }
+ // *** ADC2 (Reference PTMs) or ADC4 (Reference PTMs o.o.t.)
+ else if(digit.GetSector(1)==5){
+ index = 20 + (digit.GetSector(0)-1)/3;
+ lADCDataChannel = 5 + 8*(digit.GetSector(0)-1)/3;
+ //
+ /*printf("\t AliZDC::Digits2Raw -> idig%d det %d quad %d index %d, ADCch %d ADCVal[%d, %d]\n",
+ iDigit,digit.GetSector(0),digit.GetSector(1),index,lADCDataChannel,
+ digit.GetADCValue(0),digit.GetADCValue(1));// Ch. debug
+ */
+ //
+ if(iDigit<knADCData2){ // *** In-time signals
+ lADCDataValue2[index] = digit.GetADCValue(0);
+ if(lADCDataValue2[index] > 2047) lADCDataOvFlw2[index] = 1;
+ lADCDataValue2[index+2] = digit.GetADCValue(1);
+ if(lADCDataValue2[index+2] > 2047) lADCDataOvFlw2[index+2] = 1;
+ //
+ lADCData2[index] = lADCDataGEO << 27 | lADCDataChannel << 17 |
+ lADCDataOvFlw2[index] << 12 | (lADCDataValue2[index] & 0xfff);
+ lADCData2[index+2] = lADCDataGEO << 27 | lADCDataChannel << 17 | 0x1 << 16 |
+ lADCDataOvFlw2[index+2] << 12 | (lADCDataValue2[index+2] & 0xfff);
+ }
+ else{ // *** Out-of-time signals
+ lADCDataValue4[index] = digit.GetADCValue(0);
+ if(lADCDataValue4[index] > 2047) lADCDataOvFlw4[index] = 1;
+ lADCDataValue4[index+2] = digit.GetADCValue(1);
+ if(lADCDataValue4[index+2] > 2047) lADCDataOvFlw4[index+2] = 1;
+ //
+ lADCData4[index] = lADCDataGEO << 27 | lADCDataChannel << 17 |
+ lADCDataOvFlw4[index] << 12 | (lADCDataValue4[index] & 0xfff);
+ lADCData4[index+2] = lADCDataGEO << 27 | lADCDataChannel << 17 | 0x1 << 16 |
+ lADCDataOvFlw4[index+2] << 12 | (lADCDataValue4[index+2] & 0xfff);
+ }
+
+ }
+ if((index<0) || (index>23)) {
+ Error("Digits2Raw", "sector[0] = %d, sector[1] = %d",
+ digit.GetSector(0), digit.GetSector(1));
+ continue;
+ }
- 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.);
+ }
+ //
+ /*
+ for(Int_t i=0;i<knADCData1;i++) printf("\t ADCData1[%d] = %x\n",i,lADCData1[i]);
+ for(Int_t i=0;i<knADCData2;i++) printf("\t ADCData2[%d] = %x\n",i,lADCData2[i]);
+ for(Int_t i=0;i<knADCData1;i++) printf("\t ADCData3[%d] = %x\n",i,lADCData3[i]);
+ for(Int_t i=0;i<knADCData2;i++) printf("\t ADCData4[%d] = %x\n",i,lADCData4[i]);
+ */
+
+ // End of Block
+ UInt_t lADCEndBlockGEO = lADCHeaderGEO;
+ UInt_t lADCEndBlockEvCount = gAlice->GetEventNrInRun();
+ //
+ lADCEndBlock = lADCEndBlockGEO << 27 | 0x1 << 26 | lADCEndBlockEvCount;
+ //printf("\t AliZDC::Digits2Raw -> ADCEndBlock = %d\n",lADCEndBlock);
+
+
+ // open the output file
+ char fileName[30];
+ strcpy(fileName,AliDAQ::DdlFileName("ZDC",0));
+
+ AliFstream* file = new AliFstream(fileName);
+
+ // write the DDL data header
+ AliRawDataHeaderSim header;
+ header.fSize = sizeof(header) +
+ sizeof(lADCHeader1) + sizeof(lADCData1) + sizeof(lADCEndBlock) +
+ sizeof(lADCHeader2) + sizeof(lADCData2) + sizeof(lADCEndBlock) +
+ sizeof(lADCHeader1) + sizeof(lADCData3) + sizeof(lADCEndBlock) +
+ sizeof(lADCHeader2) + 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));
+ */
+ //
+ 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*) &lADCHeader1, sizeof (lADCHeader1));
+ file->WriteBuffer((char*)(lADCData3), sizeof(lADCData3));
+ file->WriteBuffer((char*) &lADCEndBlock, sizeof(lADCEndBlock));
+ file->WriteBuffer((char*) &lADCHeader2, sizeof (lADCHeader2));
+ file->WriteBuffer((char*)(lADCData4), sizeof(lADCData4));
+ file->WriteBuffer((char*) &lADCEndBlock, sizeof(lADCEndBlock));
+ delete file;
+
+ // unload the digits
+ fLoader->UnloadDigits();
+}
+
+//_____________________________________________________________________________
+Bool_t AliZDC::Raw2SDigits(AliRawReader* rawReader)
+{
+ // Convert ZDC raw data to Sdigits
- 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));
+ AliLoader* loader = (gAlice->GetRunLoader())->GetLoader("ZDCLoader");
+ if(!loader) {
+ AliError("no ZDC loader found");
+ return kFALSE;
}
- 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));
+
+// // Event loop
+ Int_t iEvent = 0;
+ while(rawReader->NextEvent()){
+ (gAlice->GetRunLoader())->GetEvent(iEvent++);
+ // 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 < 48){
+ 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);
+ treeS->Fill();
+ jcount++;
+ }
+ }//IsADCDataWord
+ }//rawStream.Next
+ // write the output tree
+ fLoader->WriteSDigits("OVERWRITE");
+ fLoader->UnloadSDigits();
+ }//Event loop
+
+ return kTRUE;
+}
+
+//_____________________________________________________________________________
+Int_t AliZDC::Pedestal(Int_t Det, Int_t Quad, Int_t Res) const
+{
+ // 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");
+ 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();
}
-