#include "AliVZEROBuffer.h"
#include "AliRunDigitizer.h"
#include "AliVZEROdigit.h"
+#include "AliDAQ.h"
+#include "AliRawReader.h"
+#include "AliVZERORawStream.h"
ClassImp(AliVZERO)
-
+ //__________________________________________________________________
+AliVZERO::AliVZERO(): AliDetector(),
+ fIdSens1(0),
+ fThickness(0.),
+ fThickness1(0.),
+ fMaxStepQua(0.),
+ fMaxStepAlu(0.),
+ fMaxDestepQua(0.),
+ fMaxDestepAlu(0.)
+{
+/// Default Constructor
+
+ AliDebug(1,Form("default (empty) ctor this=%p",this));
+ fIshunt = 0;
+}
//_____________________________________________________________________________
AliVZERO::AliVZERO(const char *name, const char *title)
- : AliDetector(name,title)
+ : AliDetector(name,title),
+ fIdSens1(0),
+ fThickness(4.4),
+ fThickness1(2.0),
+ fMaxStepQua(0.05),
+ fMaxStepAlu(0.01),
+ fMaxDestepQua(-1.0),
+ fMaxDestepAlu(-1.0)
{
- //
+
// Standard constructor for VZERO Detector
- //
+
+ AliDebug(1,Form("ctor this=%p",this));
// fIshunt = 1; // All hits are associated with primary particles
gAlice->GetMCApp()->AddHitList(fHits);
- fThickness = 4.4; // total thickness of the V0R box in cm
- fThickness1 = 2.0; // thickness of scintillating cells in cm
-
- fMaxStepQua = 0.05;
- fMaxStepAlu = 0.01;
+// fThickness = 4.4; // total thickness of the V0R box in cm
+// fThickness1 = 2.0; // thickness of scintillating cells in cm
+//
+// fMaxStepQua = 0.05;
+// fMaxStepAlu = 0.01;
+//
+// fMaxDestepQua = -1.0;
+// fMaxDestepAlu = -1.0;
- fMaxDestepQua = -1.0;
- fMaxDestepAlu = -1.0;
- SetMarkerColor(kRed);
}
//_____________________________________________________________________________
// Builds VZEROgetter (AliLoader type)
// if detector wants to use customized getter, it must overload this method
//
-
- Info("MakeLoader","Creating AliVZEROLoader. Top folder is %s.",topfoldername);
+// Info("MakeLoader","Creating AliVZEROLoader. Top folder is %s.",topfoldername);
+
+ AliDebug(1,Form("Creating AliVZEROLoader, Top folder is %s ",topfoldername));
fLoader = new AliVZEROLoader(GetName(),topfoldername);
return fLoader;
}
//_____________________________________________________________________________
void AliVZERO::Digits2Raw()
{
- //
- // Converts digits of the current event to raw data
- //
- AliVZERO *fVZERO = (AliVZERO*)gAlice->GetDetector("VZERO");
- fLoader->LoadDigits();
- TTree* digits = fLoader->TreeD();
- if (!digits) {
- Error("Digits2Raw", "no digits tree");
- return;
- }
- TClonesArray * VZEROdigits = new TClonesArray("AliVZEROdigit",1000);
- fVZERO->SetTreeAddress();
- digits->GetBranch("VZERODigit")->SetAddress(&VZEROdigits);
+ //
+ // Converts digits of the current event to raw data
+ //
+
+ AliVZERO *fVZERO = (AliVZERO*)gAlice->GetDetector("VZERO");
+ fLoader->LoadDigits();
+ TTree* digits = fLoader->TreeD();
+ if (!digits) {
+ Error("Digits2Raw", "no digits tree");
+ return;
+ }
+ TClonesArray * VZEROdigits = new TClonesArray("AliVZEROdigit",1000);
+ fVZERO->SetTreeAddress();
+ digits->GetBranch("VZERODigit")->SetAddress(&VZEROdigits);
- const char *fileName = "VZERO_3584.ddl";
- AliVZEROBuffer* buffer = new AliVZEROBuffer(fileName);
+ const char *fileName = AliDAQ::DdlFileName("VZERO",0);
+ AliVZEROBuffer* buffer = new AliVZEROBuffer(fileName);
- // Verbose level
- // 0: Silent
- // 1: cout messages
- // 2: txt files with digits
- // BE CAREFUL, verbose level 2 MUST be used only for debugging and
- // it is highly suggested to use this mode only for debugging digits files
- // reasonably small, because otherwise the size of the txt files can reach
- // quickly several MB wasting time and disk space.
+ // Verbose level
+ // 0: Silent
+ // 1: cout messages
+ // 2: txt files with digits
+ // BE CAREFUL, verbose level 2 MUST be used only for debugging and
+ // it is highly suggested to use this mode only for debugging digits files
+ // reasonably small, because otherwise the size of the txt files can reach
+ // quickly several MB wasting time and disk space.
+
+ ofstream ftxt;
+ buffer->SetVerbose(0);
+ Int_t verbose = buffer->GetVerbose();
+
+ // Get Trigger information first
+ // Read trigger inputs from trigger-detector object
+ AliDataLoader * dataLoader = fLoader->GetDigitsDataLoader();
+ if( !dataLoader->IsFileOpen() )
+ dataLoader->OpenFile( "READ" );
+ AliTriggerDetector* trgdet = (AliTriggerDetector*)dataLoader->GetDirectory()->Get( "Trigger" );
+ UInt_t triggerInfo = 0;
+ if(trgdet) {
+ triggerInfo = trgdet->GetMask() & 0xffff;
+ }
+ else {
+ AliError(Form("There is no trigger object for %s",fLoader->GetName()));
+ }
+
+ buffer->WriteTriggerInfo((UInt_t)triggerInfo);
+ buffer->WriteTriggerScalers();
+ buffer->WriteBunchNumbers();
- ofstream ftxt;
- buffer->SetVerbose(0);
- Int_t fVerbose = buffer->GetVerbose();
+ // Now retrieve the channel information: charge+time and
+ // dump it into ADC and Time arrays
+ // We assume here an ordered (by PMNumber) array of
+ // digits!!
- Int_t nEntries = Int_t(digits->GetEntries());
+ Int_t nEntries = Int_t(digits->GetEntries());
+ UInt_t ADC[64];
+ Int_t PMNumber[64];
+ UInt_t Time[64];
- for (Int_t i = 0; i < nEntries; i++) {
+ for (Int_t i = 0; i < nEntries; i++) {
+ fVZERO->ResetDigits();
+ digits->GetEvent(i);
+ Int_t ndig = VZEROdigits->GetEntriesFast();
+
+ if(ndig == 0) continue;
+ if(verbose == 2) {ftxt.open("VZEROdigits.txt",ios::app);}
+ for(Int_t k=0; k<ndig; k++){
+ AliVZEROdigit* fVZERODigit = (AliVZEROdigit*) VZEROdigits->At(k);
+ ADC[k] = (UInt_t) fVZERODigit->ADC();
+ PMNumber[k] = fVZERODigit->PMNumber();
+ Time[k] = (UInt_t) fVZERODigit->Time();
+ if(verbose == 1) { cout <<"DDL: "<<fileName<< "\tdigit number: "<< k<<"\tPM number: "
+ <<PMNumber[k]<<"\tADC: "<< ADC[k] << "\tTime: "<< Time[k] << endl;}
+ if(verbose == 2) {
+ ftxt<<"DDL: "<<fileName<< "\tdigit number: "<< k<<"\tPM number: "
+ <<PMNumber[k]<<"\tADC: "<< ADC[k] << "\tTime: "<< Time[k] << endl;}
+// printf("DDL: %s, channel: %d, PM: %d, ADC: %d, Time: %d \n",
+// fileName,k,PMNumber[k],ADC[k],Time[k]);
+ }
+ if(verbose==2) ftxt.close();
+ }
+
+ // Now fill raw data
+
+ for (Int_t iCIU = 0; iCIU < 8; iCIU++) {
+
+ // decoding of one Channel Interface Unit numbered iCIU - there are 8 channels per CIU (and 8 CIUs) :
- fVZERO->ResetDigits();
- digits->GetEvent(i);
- Int_t ndig = VZEROdigits->GetEntriesFast();
+ for(Int_t iChannel_Offset = iCIU*8; iChannel_Offset < (iCIU*8)+8; iChannel_Offset=iChannel_Offset+4) {
+ for(Int_t iChannel = iChannel_Offset; iChannel < iChannel_Offset+4; iChannel++) {
+ buffer->WriteChannel(iChannel, ADC[iChannel], Time[iChannel]);
+ }
+ buffer->WriteBeamFlags();
+ buffer->WriteMBInfo();
+ buffer->WriteMBFlags();
+ buffer->WriteBeamScalers();
+ }
+ for(Int_t iChannel=0; iChannel < 8; iChannel++) {
+ buffer->WriteTiming(iChannel, ADC[iChannel], Time[iChannel]);
+ }
+
+ // End of decoding of one CIU card
+
+ } // end of decoding the eight CIUs
+
+ delete buffer;
+ fLoader->UnloadDigits();
+}
+
+//_____________________________________________________________________________
+Bool_t AliVZERO::Raw2SDigits(AliRawReader* rawReader){
+ // Converts the VZERO raw data into digits
+ // The method is used for merging simulated and
+ // real data events
+ TStopwatch timer;
+ timer.Start();
+
+ if(!fLoader) {
+ AliError("no VZERO loader found");
+ return kFALSE; }
+
+ TTree* treeD = fLoader->TreeD();
+ if(!treeD) {
+ fLoader->MakeTree("D");
+ treeD = fLoader->TreeD(); }
+
+ AliVZEROdigit digit;
+ AliVZEROdigit* pdigit = &digit;
+ const Int_t kBufferSize = 4000;
- if(ndig == 0) continue;
- if(fVerbose == 2) {ftxt.open("VZEROdigits.txt",ios::app);}
- for(Int_t k=0; k<ndig; k++){
- AliVZEROdigit* fVZERODigit = (AliVZEROdigit*) VZEROdigits->At(k);
- Int_t ADC = fVZERODigit->ADC();
- Int_t cell = fVZERODigit->CellNumber();
- if(fVerbose == 1) { cout <<"DDL: "<<fileName<< "\tdigit number: "<< k<<"\tcell: "
- <<cell<<"\tADC: "<< ADC << endl;}
- if(fVerbose == 2) {
- ftxt<<"DDL: "<<fileName<< "\tdigit number: "<< k<<"\tcell: "
- <<cell<<"\tADC: "<< ADC << endl;
- }
- buffer->WriteBinary(cell, ADC);
- }
- if(fVerbose==2) ftxt.close();
+ treeD->Branch("VZERO", "AliVZEROdigit", &pdigit, kBufferSize);
+
+ rawReader->Reset();
+ AliVZERORawStream* rawStream = new AliVZERORawStream(rawReader);
+
+ if (!rawStream->Next()) return kFALSE; // No VZERO data found
+
+ for(Int_t i=0; i<64; i++) {
+ new(pdigit) AliVZEROdigit(i, (Int_t)rawStream->GetADC(i), (Int_t)rawStream->GetTime(i));
+ treeD->Fill();
}
+
+// Checks if everything is OK by printing results
- delete buffer;
- fLoader->UnloadDigits();
+// for(int i=0;i<64;i++) {
+// printf("Channel %d : %d %d \n",i,rawStream->GetADC(i),rawStream->GetTime(i)); }
+// treeD->Print(); printf(" \n");
+
+ fLoader->WriteDigits("OVERWRITE");
+ fLoader->UnloadDigits();
+
+ delete rawStream;
+
+ timer.Stop();
+ timer.Print();
+ return kTRUE;
}