#include <TTree.h>
#include <TFile.h>
#include <TSystem.h>
+#include <TRandom.h>
// --- AliRoot header files
#include "AliDetector.h"
+#include "AliRawDataHeader.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 "AliZDCDigitizer.h"
#include "AliZDCRawStream.h"
#include "AliZDCCalibData.h"
+#include "AliFstream.h"
-#include "AliRawDataHeader.h"
-#include "AliLoader.h"
-#include "AliRun.h"
-#include "AliMC.h"
-#include "AliLog.h"
-#include "AliDAQ.h"
ClassImp(AliZDC)
const char *cH = strstr(opt,"H");
- if (cH && fLoader->TreeH())
+ if(cH && fLoader->TreeH())
fHits = new TClonesArray("AliZDCHit",1000);
AliDetector::MakeBranch(opt);
AliZDCSDigit* psdigit = &sdigit;
// Event loop
- for (Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++) {
+ for(Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++) {
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;
+ for(Int_t i = 0; i < 4; i++) pmQZN[i] = pmQZP[i] = 0;
runLoader->GetEvent(iEvent);
TTree* treeH = fLoader->TreeH();
// Tracks loop
Int_t sector[2];
- for (Int_t itrack = 0; itrack < ntracks; itrack++) {
+ for(Int_t itrack = 0; itrack < ntracks; itrack++) {
treeH->GetEntry(itrack);
- for (AliZDCHit* zdcHit = (AliZDCHit*)FirstHit(-1); zdcHit;
+ for(AliZDCHit* zdcHit = (AliZDCHit*)FirstHit(-1); zdcHit;
zdcHit = (AliZDCHit*)NextHit()) {
sector[0] = zdcHit->GetVolume(0);
sector[1] = zdcHit->GetVolume(1);
- if ((sector[1] < 1) || (sector[1] > 4)) {
+ 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
+ if(sector[0] == 1) { //ZN
pmCZN += lightC;
pmQZN[sector[1]-1] += lightQ;
- } else if (sector[0] == 2) { //ZP
+ } 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 if(sector[0] == 3) { //ZEM
+ if(sector[1] == 1) pmZEM1 += lightC;
else pmZEM2 += lightQ;
}
}//Hits loop
const Int_t kBufferSize = 4000;
treeS->Branch(GetName(), "AliZDCSDigit", &psdigit, kBufferSize);
- // Create sdigits for ZN
- sector[0] = 1; // Detector = ZN
+ // Create sdigits for ZN1
+ sector[0] = 1; // Detector = ZN1
sector[1] = 0; // Common PM ADC
new(psdigit) AliZDCSDigit(sector, pmCZN);
- if (pmCZN > 0) treeS->Fill();
- for (Int_t j = 0; j < 4; j++) {
+ 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();
+ if(pmQZN[j] > 0) treeS->Fill();
}
- // Create sdigits for ZP
- sector[0] = 2; // Detector = ZP
+ // Create sdigits for ZP1
+ sector[0] = 2; // Detector = ZP1
sector[1] = 0; // Common PM ADC
new(psdigit) AliZDCSDigit(sector, pmCZP);
- if (pmCZP > 0) treeS->Fill();
- for (Int_t j = 0; j < 4; j++) {
+ 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();
+ 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();
+ if(pmZEM1 > 0) treeS->Fill();
sector[1] = 2; // Detector = ZEM2
new(psdigit) AliZDCSDigit(sector, pmZEM2);
- if (pmZEM2 > 0) treeS->Fill();
+ if(pmZEM2 > 0) treeS->Fill();
// write the output tree
fLoader->WriteSDigits("OVERWRITE");
AliZDCDigit digit;
AliZDCDigit* pdigit = &digit;
TTree* treeD = fLoader->TreeD();
- if (!treeD) return;
+ if(!treeD) return;
treeD->SetBranchAddress("ZDC", &pdigit);
- printf("\t AliZDC::Digits2raw -> TreeD has %d entries\n",(Int_t) treeD->GetEntries());
+ //printf("\t AliZDC::Digits2raw -> TreeD has %d entries\n",(Int_t) treeD->GetEntries());
// Fill data array
// ADC header
for(Int_t iDigit=0; iDigit<treeD->GetEntries(); iDigit++){
treeD->GetEntry(iDigit);
if(!pdigit) continue;
+ //digit.Print("");
// *** ADC data
Int_t index1=0, index2=0;
lADCDataChannel = 5 + (digit.GetSector(1)-1)*8;
}
//
- printf("\t AliZDC::Digits2raw -> det %d, quad %d, index = %d, ADCch = %d\n",
+ /*printf("\t AliZDC::Digits2raw -> det %d, quad %d, index = %d, ADCch = %d\n",
digit.GetSector(0),digit.GetSector(1),index1,lADCDataChannel);// Ch. debug
-
+ */
//
if(iDigit<22){
lADCDataValue1[index1] = digit.GetADCValue(0); // High gain ADC ch.
index2 = (digit.GetSector(0)-4) + digit.GetSector(1)*4; // ZN2 or ZP2
lADCDataChannel = (digit.GetSector(0)-4)*8 + digit.GetSector(1);
//
- printf("\t AliZDC::Digits2raw -> det %d, quad %d, index = %d, ADCch = %d\n",
+ /*printf("\t AliZDC::Digits2raw -> det %d, quad %d, index = %d, ADCch = %d\n",
digit.GetSector(0),digit.GetSector(1),index1,lADCDataChannel); // Ch. debug
-
+ */
//
if(iDigit<22){
lADCDataValue2[index2] = digit.GetADCValue(0);
- if (lADCDataValue2[index2] > 2047) lADCDataOvFlw2[index2] = 1;
+ if(lADCDataValue2[index2] > 2047) lADCDataOvFlw2[index2] = 1;
lADCDataValue2[index2+2] = digit.GetADCValue(1);
- if (lADCDataValue2[index2+2] > 2047) lADCDataOvFlw2[index2+2] = 1;
+ if(lADCDataValue2[index2+2] > 2047) lADCDataOvFlw2[index2+2] = 1;
//
lADCData2[index2] = lADCDataGEO << 27 | lADCDataChannel << 17 |
lADCDataOvFlw2[index2] << 12 | (lADCDataValue2[index2] & 0xfff);
}
else{
lADCDataValue4[index2] = digit.GetADCValue(0);
- if (lADCDataValue4[index2] > 2047) lADCDataOvFlw4[index2] = 1;
+ if(lADCDataValue4[index2] > 2047) lADCDataOvFlw4[index2] = 1;
lADCDataValue4[index2+2] = digit.GetADCValue(1);
- if (lADCDataValue4[index2+2] > 2047) lADCDataOvFlw4[index2+2] = 1;
+ if(lADCDataValue4[index2+2] > 2047) lADCDataOvFlw4[index2+2] = 1;
//
lADCData4[index2] = lADCDataGEO << 27 | lADCDataChannel << 17 |
lADCDataOvFlw4[index2] << 12 | (lADCDataValue4[index2] & 0xfff);
}
- for(Int_t i=0;i<24;i++) printf("\t ADCData1[%d] = %x\n",i,lADCData1[i]);
+ /* for(Int_t i=0;i<24;i++) printf("\t ADCData1[%d] = %x\n",i,lADCData1[i]);
for(Int_t i=0;i<20;i++) printf("\t ADCData2[%d] = %x\n",i,lADCData2[i]);
for(Int_t i=0;i<24;i++) printf("\t ADCData3[%d] = %x\n",i,lADCData3[i]);
for(Int_t i=0;i<20;i++) printf("\t ADCData4[%d] = %x\n",i,lADCData4[i]);
+ */
// End of Block
UInt_t lADCEndBlockGEO = lADCHeaderGEO;
lADCEndBlock = lADCEndBlockGEO << 27 | 0x1 << 26 | lADCEndBlockEvCount;
- printf("\t ADCEndBlock = %d\n",lADCEndBlock);
+ //printf("\t ADCEndBlock = %d\n",lADCEndBlock);
// open the output file
char fileName[30];
strcpy(fileName,AliDAQ::DdlFileName("ZDC",0));
-#ifndef __DECCXX
- ofstream file(fileName, ios::binary);
-#else
- ofstream file(fileName);
-#endif
+
+ AliFstream* file = new AliFstream(fileName);
// write the DDL data header
AliRawDataHeader header;
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.write((char*)(&header), sizeof(header));
+ file->WriteBuffer((char*)(&header), sizeof(header));
// write the raw data and close the file
- file.write((char*) &lADCHeader1, sizeof (lADCHeader1));
- file.write((char*)(lADCData1), sizeof(lADCData1));
- file.write((char*) &lADCEndBlock, sizeof(lADCEndBlock));
- file.write((char*) &lADCHeader2, sizeof (lADCHeader2));
- file.write((char*)(lADCData2), sizeof(lADCData2));
- file.write((char*) &lADCEndBlock, sizeof(lADCEndBlock));
- file.write((char*) &lADCHeader3, sizeof (lADCHeader3));
- file.write((char*)(lADCData3), sizeof(lADCData3));
- file.write((char*) &lADCEndBlock, sizeof(lADCEndBlock));
- file.write((char*) &lADCHeader4, sizeof (lADCHeader4));
- file.write((char*)(lADCData4), sizeof(lADCData4));
- file.write((char*) &lADCEndBlock, sizeof(lADCEndBlock));
- file.close();
+ 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();
}
+//_____________________________________________________________________________
+Bool_t AliZDC::Raw2SDigits(AliRawReader* rawReader)
+{
+ // Convert ZDC raw data to Sdigits
+
+ AliLoader* loader = (gAlice->GetRunLoader())->GetLoader("ZDCLoader");
+ if(!loader) {
+ AliError("no ZDC loader found");
+ return kFALSE;
+ }
+
+// // 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], ADCRes, ADCRaw, ADCPedSub, nPheVal;
+ Int_t jcount = 0;
+ while(rawStream.Next()){
+ if(rawStream.IsADCDataWord()){
+ //For the moment only in-time SDigits are foreseen (1st 44 raw values)
+ if(jcount < 44){
+ for(Int_t j=0; j<2; j++) sector[j] = rawStream.GetSector(j);
+ ADCRaw = rawStream.GetADCValue();
+ ADCRes = rawStream.GetADCGain();
+ //printf("\t RAw2SDigits raw%d -> RawADC[%d, %d, %d] read\n",
+ // jcount, sector[0], sector[1], ADCRaw);
+ //
+ ADCPedSub = ADCRaw - Pedestal(sector[0], sector[1], ADCRes);
+ if(ADCPedSub<0) ADCPedSub=0;
+ nPheVal = ADCch2Phe(sector[0], sector[1], ADCPedSub, ADCRes);
+ //
+ //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();
+ man->SetDefaultStorage("local://$ALICE_ROOT");
+ man->SetRun(0);
+ AliCDBEntry *entry = man->Get("ZDC/Calib/Data");
+ AliZDCCalibData *CalibData = (AliZDCCalibData*) entry->GetObject();
+ //
+ if(!CalibData){
+ printf("\t No calibration object found for ZDC!");
+ return -1;
+ }
+ //
+ Float_t PedValue;
+ Float_t meanPed, Pedwidth;
+ Int_t index=0;
+ if(Det==1|| Det==2) index = 10*(Det-1)+Quad+5*Res; // ZN1, ZP1
+ else if(Det==3) index = 10*(Det-1)+(Quad-1)+Res; // ZEM
+ else if(Det==4|| Det==5) index = 10*(Det-2)+Quad+5*Res+4; // ZN2, ZP2
+ //
+ //
+ meanPed = CalibData->GetMeanPed(index);
+ Pedwidth = CalibData->GetMeanPedWidth(index);
+ PedValue = gRandom->Gaus(meanPed,Pedwidth);
+ //
+ //printf("\t AliZDC::Pedestal - det(%d, %d) - Ped[%d] = %d\n",Det, Quad, index,(Int_t) PedValue); // Chiara debugging!
+
+
+
+ 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 ADCRes[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.;
+ }
+ // ADC Caen V965
+ ADCRes[0] = 0.0000008; // ADC Resolution high gain: 200 fC/adcCh
+ ADCRes[1] = 0.0000064; // ADC Resolution low gain: 25 fC/adcCh
+ //
+ Int_t nPhe = (Int_t) (ADCVal * PMGain[Det-1][Quad] * ADCRes[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);
AliDetector::SetTreeAddress();
}
-
-//Calibration methods (by Alberto Colla)
-
-
//________________________________________________________________
void AliZDC::CreateCalibData()
{
//
- //if (fCalibData) delete fCalibData; // delete previous version
+ //if(fCalibData) delete fCalibData; // delete previous version
fCalibData = new AliZDCCalibData(GetName());
}
//________________________________________________________________
//
const int kCompressLevel = 9;
char* fnam = GetZDCCalibFName();
- if (!fnam || fnam[0]=='\0') {
+ if(!fnam || fnam[0]=='\0') {
fnam = gSystem->ExpandPathName("$(ALICE_ROOT)/data/AliZDCCalib.root");
Warning("WriteCalibData","No File Name is provided, using default %s",fnam);
}
// 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);
+ if(option) option = TObject::kOverwrite;
+ if(fCalibData) fCalibData->Write(0,option);
+ else if(fCalibData) fCalibData->Write(0,option);
cdfile->Close();
delete cdfile;
{
//
char* fnam = GetZDCCalibFName();
- if (!fnam || fnam[0]=='\0') return;
- if (!gAlice->IsFileAccessible(fnam)) {
+ if(!fnam || fnam[0]=='\0') return;
+ if(!gAlice->IsFileAccessible(fnam)) {
Error("LoadCalibData","ZDC Calibration Data file is not accessible, %s",fnam);
exit(1);
}
// Loads Calibration Data from current directory.
// User MUST take care of corresponding file opening and ->cd()...!!!
//
- if (fCalibData) delete fCalibData; // delete previous version
+ if(fCalibData) delete fCalibData; // delete previous version
TString dtname = "Calib_";
dtname += GetName();
fCalibData = (AliZDCCalibData*) gDirectory->Get(dtname.Data());
- if (!fCalibData) {
+ if(!fCalibData) {
Error("LoadCalibData","No Calibration data found for %s",GetName());
exit(1);
}
delete cdfile;
}
-
-//Calibration methods (by Alberto Colla)