#include "AliRunDigitizer.h"
#include "AliVZEROdigit.h"
#include "AliDAQ.h"
+#include "AliRawReader.h"
+#include "AliVZERORawStream.h"
ClassImp(AliVZERO)
//__________________________________________________________________
fDigits=0; }
}
-//_____________________________________________________________________________
-void AliVZERO::BuildGeometry()
-{
- //
- // Builds simple ROOT TNode geometry for event display
- //
-}
-
//_____________________________________________________________________________
void AliVZERO::CreateGeometry()
{
//
}
-//_____________________________________________________________________________
-Int_t AliVZERO::DistanceToPrimitive(Int_t /*px*/, Int_t /*py*/)
-{
- //
- // Calculates the distance from the mouse to the VZERO on the screen
- // Dummy routine
- //
-
- return 9999;
-}
-
//_____________________________________________________________________________
void AliVZERO::Init()
{
//_____________________________________________________________________________
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 = AliDAQ::DdlFileName("VZERO",0);
+ 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());
+ Float_t ADC[64];
+ Int_t PMNumber[64];
+ Float_t Time[64];
+ Bool_t Integrator[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);
+ // Convert aliroot channel k into FEE channel iChannel before writing data
+ Int_t iChannel = buffer->GetOnlineChannel(k);
+ ADC[iChannel] = fVZERODigit->ADC();
+ PMNumber[iChannel] = fVZERODigit->PMNumber();
+ Time[iChannel] = fVZERODigit->Time();
+ Integrator[iChannel]= fVZERODigit->Integrator();
+ 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: %f, Time: %f \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, (Int_t) ADC[iChannel], Time[iChannel], Integrator[iChannel]);
+ }
+ buffer->WriteBeamFlags();
+ buffer->WriteMBInfo();
+ buffer->WriteMBFlags();
+ buffer->WriteBeamScalers();
+ }
+// for(Int_t iChannel=0; iChannel < 8; iChannel++) {
+ for(Int_t iChannel=7; iChannel >= 0; iChannel--) {
+ buffer->WriteTiming(iChannel, (Int_t) 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 PMNumber = fVZERODigit->PMNumber();
- Int_t Time = fVZERODigit->Time();
- if(fVerbose == 1) { cout <<"DDL: "<<fileName<< "\tdigit number: "<< k<<"\tPM number: "
- <<PMNumber<<"\tADC: "<< ADC << "\tTime: "<< Time << endl;}
- if(fVerbose == 2) {
- ftxt<<"DDL: "<<fileName<< "\tdigit number: "<< k<<"\tPM number: "
- <<PMNumber<<"\tADC: "<< ADC << "\tTime: "<< Time << endl;
- }
- buffer->WriteBinary(PMNumber, ADC, Time);
- }
- 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, rawStream->GetADC(i), 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 : %f %f \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;
}
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff