X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=MUON%2FAliMUONDigitizerV3.cxx;h=29edc6a0cd79644165bca9cd405c5a077a383aa8;hb=ba55f1e6f83ed2c6df0ce61f4ee567250567716b;hp=2199cd6a9c4d83cbdcd1fb62ec92880bf13cffc1;hpb=92aeef15c5e34c435b75574eb5864b9c99012e49;p=u%2Fmrichter%2FAliRoot.git diff --git a/MUON/AliMUONDigitizerV3.cxx b/MUON/AliMUONDigitizerV3.cxx index 2199cd6a9c4..29edc6a0cd7 100644 --- a/MUON/AliMUONDigitizerV3.cxx +++ b/MUON/AliMUONDigitizerV3.cxx @@ -15,188 +15,314 @@ // $Id$ + #include "AliMUONDigitizerV3.h" +#include "AliCDBManager.h" +#include "AliCodeTimer.h" #include "AliLog.h" +#include "AliMUON.h" #include "AliMUONCalibrationData.h" -#include "AliMUONChamber.h" #include "AliMUONConstants.h" -#include "AliMUONData.h" #include "AliMUONDigit.h" -#include "AliMUONTriggerDecisionV1.h" -//#include "AliMUONTriggerElectronics.h" -#include "AliMUONCalibParam.h" +#include "AliMUONLogger.h" +#include "AliMUONTriggerElectronics.h" +#include "AliMUONTriggerStoreV1.h" +#include "AliMUONVCalibParam.h" +#include "AliMUONVDigitStore.h" +#include "AliMpCDB.h" +#include "AliMpCathodType.h" +#include "AliMpConstants.h" +#include "AliMpDEIterator.h" #include "AliMpDEManager.h" +#include "AliMpIntPair.h" +#include "AliMpPad.h" +#include "AliMpSegmentation.h" #include "AliMpStationType.h" +#include "AliMpVSegmentation.h" #include "AliRun.h" #include "AliRunDigitizer.h" #include "AliRunLoader.h" -#include "Riostream.h" -#include "TRandom.h" -#include "TString.h" +#include +#include +#include +#include +#include +#include +#include + +#include "AliMUONGeometryTransformer.h" //ADDED for trigger noise + +//----------------------------------------------------------------------------- +/// \class AliMUONDigitizerV3 +/// The digitizer is performing the transformation to go from SDigits (digits +/// w/o any electronic noise) to Digits (w/ electronic noise, and decalibration) +/// +/// The decalibration is performed by doing the reverse operation of the +/// calibration, that is we do (Signal+pedestal)/gain -> ADC +/// +/// Note also that the digitizer takes care of merging sdigits that belongs +/// to the same pad, either because we're merging several input sdigit files +/// or with a single file because the sdigitizer does not merge sdigits itself +/// (for performance reason mainly, and because anyway we know we have to do it +/// here, at the digitization level). +/// +/// \author Laurent Aphecetche +//----------------------------------------------------------------------------- + +namespace +{ + AliMUON* muon() + { + return static_cast(gAlice->GetModule("MUON")); + } + //ADDED for trigger noise + const AliMUONGeometryTransformer* GetTransformer() + { + return muon()->GetGeometryTransformer(); + } +} + +const Double_t AliMUONDigitizerV3::fgkNSigmas=3; + +/// \cond CLASSIMP ClassImp(AliMUONDigitizerV3) +/// \endcond //_____________________________________________________________________________ AliMUONDigitizerV3::AliMUONDigitizerV3(AliRunDigitizer* manager, - ETriggerCodeVersion triggerCodeVersion) + Int_t generateNoisyDigits) : AliDigitizer(manager), -fZeroSuppression(6), -fSaturation(3000), fIsInitialized(kFALSE), -fOutputData(0x0), fCalibrationData(0x0), fTriggerProcessor(0x0), -fTriggerCodeVersion(triggerCodeVersion) +fNoiseFunction(0x0), +fNoiseFunctionTrig(0x0), + fGenerateNoisyDigits(generateNoisyDigits), + fLogger(new AliMUONLogger(1000)), +fTriggerStore(new AliMUONTriggerStoreV1), +fDigitStore(0x0), +fOutputDigitStore(0x0) { + /// Ctor. + AliDebug(1,Form("AliRunDigitizer=%p",fManager)); } //_____________________________________________________________________________ AliMUONDigitizerV3::~AliMUONDigitizerV3() { + /// Dtor. Note we're the owner of some pointers. + AliDebug(1,"dtor"); - delete fOutputData; + delete fCalibrationData; delete fTriggerProcessor; + delete fNoiseFunction; + delete fNoiseFunctionTrig; + delete fTriggerStore; + delete fDigitStore; + delete fOutputDigitStore; + + AliInfo("Summary of messages"); + fLogger->Print(); + + delete fLogger; } //_____________________________________________________________________________ void -AliMUONDigitizerV3::ApplyResponseToDigit(AliMUONDigit& digit) +AliMUONDigitizerV3::ApplyResponseToTrackerDigit(AliMUONVDigit& digit, Bool_t addNoise) { - // For trigger digits, simply sets the digit's charge to 0 or 1. - // - // For tracking digits, starting from an ideal digit's charge, we : - // - // - add some noise (thus leading to a realistic charge) - // - divide by a gain (thus decalibrating the digit) - // - add a pedestal (thus decalibrating the digit) - // - sets the signal to zero if below ZeroSuppression() level (thus simulating - // zero suppression). - // + /// For tracking digits, starting from an ideal digit's charge, we : + /// + /// - "divide" by a gain (thus decalibrating the digit) + /// - add a pedestal (thus decalibrating the digit) + /// - add some electronics noise (thus leading to a realistic adc), if requested to do so + /// - sets the signal to zero if below 3*sigma of the noise + + Float_t charge = digit.Charge(); + // We set the charge to 0, as the only relevant piece of information + // after Digitization is the ADC value. + digit.SetCharge(0); + Int_t detElemId = digit.DetElemId(); - AliMpStationType stationType = AliMpDEManager::GetStationType(detElemId); - if ( stationType == kStationTrigger ) - { - if ( digit.Signal() > 0 ) - { - digit.SetSignal(1); - } - else - { - digit.SetSignal(0); - } - return; - } - - // The following is for tracking digits only. - Int_t manuId = digit.ManuId(); - Int_t manuChannel = digit.ManuChannel(); - AliMUONCalibParam* pedestal = fCalibrationData->Pedestal(detElemId,manuId,manuChannel); + AliMUONVCalibParam* pedestal = fCalibrationData->Pedestals(detElemId,manuId); if (!pedestal) { - AliFatal(Form("Could not get pedestal for DE=%d manuId=%d manuChannel=%d", - detElemId,manuId,manuChannel)); + fLogger->Log(Form("%s:%d:Could not get pedestal for DE=%4d manuId=%4d. Disabling.", + __FILE__,__LINE__, + detElemId,manuId)); + digit.SetADC(0); + return; } - Float_t adc_noise = gRandom->Gaus(0.0,pedestal->Sigma()); - AliMUONCalibParam* gain = fCalibrationData->Gain(detElemId,manuId,manuChannel); + AliMUONVCalibParam* gain = fCalibrationData->Gains(detElemId,manuId); if (!gain) { - AliFatal(Form("Could not get gain for DE=%d manuId=%d manuChannel=%d", - detElemId,manuId,manuChannel)); - } + fLogger->Log(Form("%s:%d:Could not get gain for DE=%4d manuId=%4d. Disabling.", + __FILE__,__LINE__, + detElemId,manuId)); + digit.SetADC(0); + return; + } + + Int_t manuChannel = digit.ManuChannel(); - Float_t signal_noise = adc_noise*gain->Mean(); + - Float_t signal = digit.Signal() + signal_noise; - Int_t adc; + Int_t adc = DecalibrateTrackerDigit(*pedestal,*gain,manuChannel,charge,addNoise); - if ( signal > fSaturation ) - { - adc = fSaturation; - digit.Saturated(kTRUE); - } - else - { - if ( gain->Mean() < 1E-6 ) - { - AliFatal(Form("Got a too small gain %e for DE=%d manuId=%d manuChannel=%d", - gain->Mean(),detElemId,manuId,manuChannel)); - } - adc = TMath::Nint( signal / gain->Mean() + pedestal->Mean() ); - - if ( adc <= pedestal->Mean() + 3.0*pedestal->Sigma() ) - { - adc = 0; - } - } - digit.SetPhysicsSignal(TMath::Nint(signal)); - digit.SetSignal(adc); digit.SetADC(adc); } //_____________________________________________________________________________ void -AliMUONDigitizerV3::ApplyResponse() +AliMUONDigitizerV3::ApplyResponse(const AliMUONVDigitStore& store, + AliMUONVDigitStore& filteredStore) { - for ( Int_t ich = 0; ich < AliMUONConstants::NCh(); ++ich ) - { - TClonesArray* digits = fOutputData->Digits(ich); - Int_t n = digits->GetEntriesFast(); - for ( Int_t i = 0; i < n; ++i ) + /// Loop over all chamber digits, and apply the response to them + /// Note that this method may remove digits. + + filteredStore.Clear(); + + const Bool_t kAddNoise = kTRUE; + + TIter next(store.CreateIterator()); + AliMUONVDigit* digit; + + while ( ( digit = static_cast(next()) ) ) + { + AliMp::StationType stationType = AliMpDEManager::GetStationType(digit->DetElemId()); + + if ( stationType != AliMp::kStationTrigger ) { - AliMUONDigit* d = static_cast(digits->UncheckedAt(i)); - ApplyResponseToDigit(*d); - if ( d->Signal() <= 0 ) - { - digits->RemoveAt(i); - } + ApplyResponseToTrackerDigit(*digit,kAddNoise); + } + + if ( digit->ADC() > 0 || digit->Charge() > 0 ) + { + filteredStore.Add(*digit,AliMUONVDigitStore::kIgnore); } - } - - for ( Int_t ich = 0; ich < AliMUONConstants::NCh(); ++ich ) - { - fOutputData->Digits(ich)->Compress(); } -} +} //_____________________________________________________________________________ -void -AliMUONDigitizerV3::AddOrUpdateDigit(TClonesArray& array, - const AliMUONDigit& digit) +Int_t +AliMUONDigitizerV3::DecalibrateTrackerDigit(const AliMUONVCalibParam& pedestals, + const AliMUONVCalibParam& gains, + Int_t channel, + Float_t charge, + Bool_t addNoise) { - Int_t ix = FindDigitIndex(array,digit); + /// Decalibrate (i.e. go from charge to adc) a tracker digit, given its + /// pedestal and gain parameters. + /// Must insure before calling that channel is valid (i.e. between 0 and + /// pedestals or gains->GetSize()-1, but also corresponding to a valid channel + /// otherwise results are not predictible...) + + static const Int_t kMaxADC = (1<<12)-1; // We code the charge on a 12 bits ADC. - if (ix>=0) + Float_t pedestalMean = pedestals.ValueAsFloat(channel,0); + Float_t pedestalSigma = pedestals.ValueAsFloat(channel,1); + + Float_t a0 = gains.ValueAsFloat(channel,0); + Float_t a1 = gains.ValueAsFloat(channel,1); + Int_t thres = gains.ValueAsInt(channel,2); + Int_t qual = gains.ValueAsInt(channel,3); + if ( qual <= 0 ) return 0; + + Float_t chargeThres = a0*thres; + + Float_t padc(0); // (adc - ped) value + + if ( charge <= chargeThres || TMath::Abs(a1) < 1E-12 ) { - AliMUONDigit* d = static_cast(array.UncheckedAt(ix)); - Bool_t ok = MergeDigits(digit,*d); - if (!ok) + // linear part only + + if ( TMath::Abs(a0) > 1E-12 ) { - AliError("Digits are not mergeable !"); + padc = charge/a0; } + } + else + { + // linear + parabolic part + Double_t qt = chargeThres - charge; + Double_t delta = a0*a0-4*a1*qt; + if ( delta < 0 ) + { + AliErrorClass(Form("delta=%e DE %d Manu %d Channel %d " + " charge %e a0 %e a1 %e thres %d ped %e pedsig %e", + delta,pedestals.ID0(),pedestals.ID1(), + channel, charge, a0, a1, thres, pedestalMean, + pedestalSigma)); + } else { - new(array[ix]) AliMUONDigit(*d); + delta = TMath::Sqrt(delta); + + padc = ( ( -a0 + delta ) > 0 ? ( -a0 + delta ) : ( -a0 - delta ) ); + + padc /= 2*a1; + + if ( padc < 0 ) + { + if ( TMath::Abs(padc) > 1E-3) + { + // this is more than a precision problem : let's signal it ! + AliErrorClass(Form("padc=%e DE %d Manu %d Channel %d " + " charge %e a0 %e a1 %e thres %d ped %e pedsig %e delta %e", + padc,pedestals.ID0(),pedestals.ID1(), + channel, charge, a0, a1, thres, pedestalMean, + pedestalSigma,delta)); + } + + // ok. consider we're just at thres, let it be zero. + padc = 0; + } + + padc += thres; + } } - else + + Int_t adc(0); + + if ( padc > 0 ) { - ix = array.GetLast() + 1; - new(array[ix]) AliMUONDigit(digit); + Float_t adcNoise = 0.0; + + if ( addNoise ) adcNoise = gRandom->Gaus(0.0,pedestalSigma); + + adc = TMath::Nint(padc + pedestalMean + adcNoise); } + // be sure we stick to 12 bits. + if ( adc > kMaxADC ) + { + adc = kMaxADC; + } + + return adc; } //_____________________________________________________________________________ void AliMUONDigitizerV3::Exec(Option_t*) { + /// Main method. + /// We first loop over input files, and merge the sdigits we found there. + /// Second, we digitize all the resulting sdigits + /// Then we generate noise-only digits (for tracker only) + /// And we finally generate the trigger outputs. + + AliCodeTimerAuto("") + AliDebug(1, "Running digitizer."); if ( fManager->GetNinputs() == 0 ) @@ -213,34 +339,42 @@ AliMUONDigitizerV3::Exec(Option_t*) Int_t nInputFiles = fManager->GetNinputs(); - if ( fOutputData->TreeD() == 0x0 ) + AliLoader* outputLoader = GetLoader(fManager->GetOutputFolderName()); + + outputLoader->MakeDigitsContainer(); + + TTree* oTreeD = outputLoader->TreeD(); + + if (!oTreeD) { - AliDebug(1,"Calling MakeDigitsContainer"); - fOutputData->GetLoader()->MakeDigitsContainer(); + AliFatal("Cannot create output TreeD"); } - fOutputData->MakeBranch("D,GLT"); - fOutputData->SetTreeAddress("D,GLT"); - + // Loop over all the input files, and merge the sdigits found in those // files. + for ( Int_t iFile = 0; iFile < nInputFiles; ++iFile ) { - AliMUONData* inputData = GetDataAccess(fManager->GetInputFolderName(iFile)); - if (!inputData) + AliLoader* inputLoader = GetLoader(fManager->GetInputFolderName(iFile)); + + inputLoader->LoadSDigits("READ"); + + TTree* iTreeS = inputLoader->TreeS(); + if (!iTreeS) { AliFatal(Form("Could not get access to input file #%d",iFile)); } - AliDebug(1,Form("inputData=%p",inputData)); - //FIXME: what about the fMask ??? - inputData->GetLoader()->LoadSDigits("READ"); - TTree* treeS = inputData->GetLoader()->TreeS(); - AliDebug(1,Form("TreeS=%p",treeS)); - inputData->SetTreeAddress("S"); - inputData->GetSDigits(); - MergeWithSDigits(*fOutputData,*inputData); - inputData->ResetSDigits(); - inputData->GetLoader()->UnloadSDigits(); - delete inputData; + + AliMUONVDigitStore* inputStore = AliMUONVDigitStore::Create(*iTreeS); + inputStore->Connect(*iTreeS); + + iTreeS->GetEvent(0); + + MergeWithSDigits(fDigitStore,*inputStore,fManager->GetMask(iFile)); + + inputLoader->UnloadSDigits(); + + delete inputStore; } // At this point, we do have digit arrays (one per chamber) which contains @@ -248,76 +382,305 @@ AliMUONDigitizerV3::Exec(Option_t*) // We now massage them to apply the detector response, i.e. this // is here that we do the "digitization" work. - ApplyResponse(); + if (!fOutputDigitStore) + { + fOutputDigitStore = fDigitStore->Create(); + } + + if ( fGenerateNoisyDigits>=2 ) + { + // Generate noise-only digits for trigger. + GenerateNoisyDigitsForTrigger(*fDigitStore); + } + + ApplyResponse(*fDigitStore,*fOutputDigitStore); - // + if ( fGenerateNoisyDigits ) + { + // Generate noise-only digits for tracker. + GenerateNoisyDigits(*fOutputDigitStore); + } // We generate the global and local trigger decisions. - fTriggerProcessor->ExecuteTask(); + fTriggerProcessor->Digits2Trigger(*fOutputDigitStore,*fTriggerStore); + + // Prepare output tree + Bool_t okD = fOutputDigitStore->Connect(*oTreeD,kFALSE); + Bool_t okT = fTriggerStore->Connect(*oTreeD,kFALSE); + if (!okD || !okT) + { + AliError(Form("Could not make branch : Digit %d Trigger %d",okD,okT)); + return; + } // Fill the output treeD - fOutputData->Fill("D,GLT"); + oTreeD->Fill(); // Write to the output tree(D). // Please note that as GlobalTrigger, LocalTrigger and Digits are in the same // tree (=TreeD) in different branches, this WriteDigits in fact writes all of // the 3 branches. - fOutputData->GetLoader()->WriteDigits("OVERWRITE"); + outputLoader->WriteDigits("OVERWRITE"); + + outputLoader->UnloadDigits(); // Finally, we clean up after ourselves. - fOutputData->ResetDigits(); - fOutputData->ResetTrigger(); - fOutputData->GetLoader()->UnloadDigits(); + fTriggerStore->Clear(); + fDigitStore->Clear(); + fOutputDigitStore->Clear(); } + +//_____________________________________________________________________________ +void +AliMUONDigitizerV3::GenerateNoisyDigits(AliMUONVDigitStore& digitStore) +{ + /// According to a given probability, generate digits that + /// have a signal above the noise cut (ped+n*sigma_ped), i.e. digits + /// that are "only noise". + + AliCodeTimerAuto("") + + if ( !fNoiseFunction ) + { + fNoiseFunction = new TF1("AliMUONDigitizerV3::fNoiseFunction","gaus", + fgkNSigmas,fgkNSigmas*10); + + fNoiseFunction->SetParameters(1,0,1); + } + + for ( Int_t i = 0; i < AliMUONConstants::NTrackingCh(); ++i ) + { + AliMpDEIterator it; + + it.First(i); + + while ( !it.IsDone() ) + { + for ( Int_t cathode = 0; cathode < 2; ++cathode ) + { + GenerateNoisyDigitsForOneCathode(digitStore,it.CurrentDEId(),cathode); + } + it.Next(); + } + } +} + //_____________________________________________________________________________ -Int_t -AliMUONDigitizerV3::FindDigitIndex(TClonesArray& array, const AliMUONDigit& digit) +void +AliMUONDigitizerV3::GenerateNoisyDigitsForOneCathode(AliMUONVDigitStore& digitStore, + Int_t detElemId, Int_t cathode) { - // FIXME: this is of course not the best implementation you can think of. - // Reconsider the use of hit/digit map... - Int_t n = array.GetEntriesFast(); - for ( Int_t i = 0; i < n; ++i ) + /// Generate noise-only digits for one cathode of one detection element. + /// Called by GenerateNoisyDigits() + + const AliMpVSegmentation* seg + = AliMpSegmentation::Instance()->GetMpSegmentation(detElemId,AliMp::GetCathodType(cathode)); + Int_t nofPads = seg->NofPads(); + + Int_t maxIx = seg->MaxPadIndexX(); + Int_t maxIy = seg->MaxPadIndexY(); + + static const Double_t kProbToBeOutsideNsigmas = TMath::Erfc(fgkNSigmas/TMath::Sqrt(2.0)) / 2. ; + + Int_t nofNoisyPads = TMath::Nint(kProbToBeOutsideNsigmas*nofPads); + if ( !nofNoisyPads ) return; + + nofNoisyPads = + TMath::Nint(gRandom->Gaus(nofNoisyPads, + nofNoisyPads/TMath::Sqrt(nofNoisyPads))); + + AliDebug(3,Form("DE %d cath %d nofNoisyPads %d",detElemId,cathode,nofNoisyPads)); + + for ( Int_t i = 0; i < nofNoisyPads; ++i ) { - AliMUONDigit* d = static_cast(array.UncheckedAt(i)); - if ( d->DetElemId() == digit.DetElemId() && - d->PadX() == digit.PadX() && - d->PadY() == digit.PadY() && - d->Cathode() == digit.Cathode() ) + Int_t ix(-1); + Int_t iy(-1); + AliMpPad pad; + + do { + ix = gRandom->Integer(maxIx+1); + iy = gRandom->Integer(maxIy+1); + pad = seg->PadByIndices(AliMpIntPair(ix,iy),kFALSE); + } while ( !pad.IsValid() ); + + Int_t manuId = pad.GetLocation().GetFirst(); + Int_t manuChannel = pad.GetLocation().GetSecond(); + + AliMUONVCalibParam* pedestals = fCalibrationData->Pedestals(detElemId,manuId); + + if (!pedestals) + { + // no pedestal available for this channel, simply give up + continue; + } + + AliMUONVDigit* d = digitStore.CreateDigit(detElemId,manuId,manuChannel,cathode); + + d->SetPadXY(ix,iy); + + Float_t pedestalMean = pedestals->ValueAsFloat(manuChannel,0); + Float_t pedestalSigma = pedestals->ValueAsFloat(manuChannel,1); + + Double_t ped = fNoiseFunction->GetRandom()*pedestalSigma; + + d->SetCharge(TMath::Nint(ped+pedestalMean+0.5)); + d->NoiseOnly(kTRUE); + ApplyResponseToTrackerDigit(*d,kFALSE); + if ( d->ADC() > 0 ) + { + Bool_t ok = digitStore.Add(*d,AliMUONVDigitStore::kDeny); + // this can happen (that we randomly chose a digit that is + // already there). We simply ignore this, but log the occurence + // to cross-check that it's not too frequent. + if (!ok) + { + fLogger->Log("Collision while adding noiseOnly digit"); + } + else + { + fLogger->Log("Added noiseOnly digit"); + } + } + else { - return i; + AliError("Pure noise below threshold. This should not happen. Not adding " + "this digit."); } + delete d; } - return -1; } + //_____________________________________________________________________________ -AliMUONData* -AliMUONDigitizerV3::GetDataAccess(const TString& folderName) +void +AliMUONDigitizerV3::GenerateNoisyDigitsForTrigger(AliMUONVDigitStore& digitStore) { - AliDebug(1,Form("Getting access to folder %s",folderName.Data())); - AliRunLoader* runLoader = AliRunLoader::GetRunLoader(folderName); - if (!runLoader) + /// Generate noise-only digits for one cathode of one detection element. + /// Called by GenerateNoisyDigits() + + if ( !fNoiseFunctionTrig ) { - AliError(Form("Could not get RunLoader from folder %s",folderName.Data())); - return 0x0; + fNoiseFunctionTrig = new TF1("AliMUONDigitizerV3::fNoiseFunctionTrig","landau", + 50.,270.); + + fNoiseFunctionTrig->SetParameters(3.91070e+02, 9.85026, 9.35881e-02); } - AliLoader* loader = static_cast(runLoader->GetLoader("MUONLoader")); + + AliMpPad pad[2]; + AliMUONVDigit *d[2]={0x0}; + + for ( Int_t chamberId = AliMUONConstants::NTrackingCh(); chamberId < AliMUONConstants::NCh(); ++chamberId ) + { + + Int_t nofNoisyPads = 50; + + Float_t r=-1, fi = 0., gx, gy, x, y, z, xg01, yg01, zg, xg02, yg02; + AliMpDEIterator it; + + AliDebug(3,Form("Chamber %d nofNoisyPads %d",chamberId,nofNoisyPads)); + + for ( Int_t i = 0; i < nofNoisyPads; ++i ) + { + //printf("Generating noise %i\n",i); + Int_t ix(-1); + Int_t iy(-1); + Bool_t isOk = kFALSE; + Int_t detElemId = -1; + do { + //r = gRandom->Landau(9.85026, 9.35881e-02); + r = fNoiseFunctionTrig->GetRandom(); + fi = 2. * TMath::Pi() * gRandom->Rndm(); + //printf("r = %f\tfi = %f\n", r, fi); + gx = r * TMath::Cos(fi); + gy = r * TMath::Sin(fi); + + for ( it.First(chamberId); ! it.IsDone(); it.Next() ){ + Int_t currDetElemId = it.CurrentDEId(); + const AliMpVSegmentation* seg + = AliMpSegmentation::Instance()->GetMpSegmentation(currDetElemId,AliMp::GetCathodType(0)); + if (!seg) continue; + Float_t deltax = seg->Dimensions().X(); + Float_t deltay = seg->Dimensions().Y(); + GetTransformer()->Local2Global(currDetElemId, -deltax, -deltay, 0, xg01, yg01, zg); + GetTransformer()->Local2Global(currDetElemId, deltax, deltay, 0, xg02, yg02, zg); + Float_t xg1 = xg01, xg2 = xg02, yg1 = yg01, yg2 = yg02; + if(xg01>xg02){ + xg1 = xg02; + xg2 = xg01; + } + if(yg01>yg02){ + yg1 = yg02; + yg2 = yg01; + } + if(gx>=xg1 && gx<=xg2 && gy>=yg1 && gy<=yg2){ + detElemId = currDetElemId; + GetTransformer()->Global2Local(detElemId, gx, gy, 0, x, y, z); + pad[0] = seg->PadByPosition(TVector2(x,y),kFALSE); + if(!pad[0].IsValid()) continue; + isOk = kTRUE; + break; + } + } // loop on slats + } while ( !isOk ); + + const AliMpVSegmentation* seg1 + = AliMpSegmentation::Instance()->GetMpSegmentation(detElemId,AliMp::GetCathodType(1)); + pad[1] = seg1->PadByPosition(TVector2(x,y),kFALSE); + + for ( Int_t cathode = 0; cathode < 2; ++cathode ){ + Int_t manuId = pad[cathode].GetLocation(0).GetFirst(); + Int_t manuChannel = pad[cathode].GetLocation(0).GetSecond(); + d[cathode] = digitStore.CreateDigit(detElemId,manuId,manuChannel,cathode); + ix = pad[cathode].GetIndices().GetFirst(); + iy = pad[cathode].GetIndices().GetSecond(); + d[cathode]->SetPadXY(ix,iy); + //d[cathode].SetSignal(1); + //d[cathode].SetPhysicsSignal(0); + d[cathode]->SetCharge(1); + d[cathode]->NoiseOnly(kTRUE); + AliDebug(3,Form("Adding a pure noise digit :")); + + Bool_t ok = digitStore.Add(*d[cathode],AliMUONVDigitStore::kDeny); + if (!ok) + { + fLogger->Log("Collision while adding TriggerNoise digit"); + } + else + { + fLogger->Log("Added triggerNoise digit"); + } + } //loop on cathodes + } // loop on noisy pads + } // loop on chambers +} + + +//_____________________________________________________________________________ +AliLoader* +AliMUONDigitizerV3::GetLoader(const TString& folderName) +{ + /// Get a MUON loader + + AliDebug(2,Form("Getting access to folder %s",folderName.Data())); + AliLoader* loader = AliRunLoader::GetDetectorLoader("MUON",folderName.Data()); if (!loader) { AliError(Form("Could not get MuonLoader from folder %s",folderName.Data())); return 0x0; } - AliMUONData* data = new AliMUONData(loader,"MUON","MUONDataForDigitOutput"); - AliDebug(1,Form("AliMUONData=%p loader=%p",data,loader)); - return data; + return loader; } //_____________________________________________________________________________ Bool_t AliMUONDigitizerV3::Init() { - AliDebug(1,""); + /// Initialization of the TTask : + /// a) create the calibrationData, according to run number + /// b) create the trigger processing task + + AliDebug(2,""); if ( fIsInitialized ) { @@ -331,113 +694,60 @@ AliMUONDigitizerV3::Init() return kFALSE; } - fOutputData = GetDataAccess(fManager->GetOutputFolderName()); - if (!fOutputData) + Int_t runnumber = AliCDBManager::Instance()->GetRun(); + + if ( ! AliMpCDB::LoadMpSegmentation() ) { - AliError("Can not perform digitization. I'm sorry"); - return kFALSE; + AliFatal("Could not access mapping from OCDB !"); } - AliDebug(1,Form("fOutputData=%p",fOutputData)); - AliRunLoader* runLoader = fOutputData->GetLoader()->GetRunLoader(); - AliRun* galice = runLoader->GetAliRun(); - Int_t runnumber = galice->GetRunNumber(); + if ( ! AliMpCDB::LoadDDLStore() ) + { + AliFatal("Could not access DDL Store from OCDB !"); + } fCalibrationData = new AliMUONCalibrationData(runnumber); - - switch (fTriggerCodeVersion) + if ( !fCalibrationData->Pedestals() ) { - case kTriggerDecision: - fTriggerProcessor = new AliMUONTriggerDecisionV1(fOutputData); - break; - case kTriggerElectronics: - AliFatal("Implement me!"); -// fTrigger = new AliMUONTriggerElectronics(fOutputData); - break; - default: - AliFatal("Unknown trigger processor type"); - break; + AliFatal("Could not access pedestals from OCDB !"); } - - fIsInitialized = kTRUE; - return kTRUE; -} - -//_____________________________________________________________________________ -Bool_t -AliMUONDigitizerV3::MergeDigits(const AliMUONDigit& src, AliMUONDigit& srcAndDest) -{ - AliDebug(1,"Merging the following digits:"); - StdoutToAliDebug(1,src.Print();); - StdoutToAliDebug(1,srcAndDest.Print();); - - Bool_t check = ( src.DetElemId() == srcAndDest.DetElemId() && - src.PadX() == srcAndDest.PadX() && - src.PadY() == srcAndDest.PadY() && - src.Cathode() == srcAndDest.Cathode() ); - if (!check) + if ( !fCalibrationData->Gains() ) { - return kFALSE; + AliFatal("Could not access gains from OCDB !"); } + fTriggerProcessor = new AliMUONTriggerElectronics(fCalibrationData); - - srcAndDest.AddSignal(src.Signal()); - srcAndDest.AddPhysicsSignal(src.Physics()); - StdoutToAliDebug(1,cout << "result:"; srcAndDest.Print();); + AliDebug(1, Form("Will %s generate noise-only digits for tracker", + (fGenerateNoisyDigits ? "":"NOT"))); + + fIsInitialized = kTRUE; return kTRUE; } //_____________________________________________________________________________ void -AliMUONDigitizerV3::MergeWithSDigits(AliMUONData& outputData, - const AliMUONData& inputData) +AliMUONDigitizerV3::MergeWithSDigits(AliMUONVDigitStore*& outputStore, + const AliMUONVDigitStore& input, + Int_t mask) { - AliDebug(1,""); + /// Merge the sdigits in inputData with the digits already present in outputData + + if ( !outputStore ) outputStore = input.Create(); - for ( Int_t ich = 0; ich < AliMUONConstants::NCh(); ++ich ) - { - TClonesArray* iDigits = inputData.SDigits(ich); - TClonesArray* oDigits = outputData.Digits(ich); - if (!iDigits) + TIter next(input.CreateIterator()); + AliMUONVDigit* sdigit; + + while ( ( sdigit = static_cast(next()) ) ) + { + // Update the track references using the mask. + // FIXME: this is dirty, for backward compatibility only. + // Should re-design all this way of keeping track of MC information... + if ( mask ) sdigit->PatchTracks(mask); + // Then add or update the digit to the output. + AliMUONVDigit* added = outputStore->Add(*sdigit,AliMUONVDigitStore::kMerge); + if (!added) { - AliError(Form("Could not get sdigits for ich=%d",ich)); - return; + AliError("Could not add digit in merge mode"); } - Int_t nSDigits = iDigits->GetEntriesFast(); - for ( Int_t k = 0; k < nSDigits; ++k ) - { - AliMUONDigit* sdigit = static_cast(iDigits->UncheckedAt(k)); - // FIXME: Merging logic should go here. - // For testing, only put the digit in the output. - if (!sdigit) - { - AliError(Form("Could not get sdigit for ich=%d and k=%d",ich,k)); - } - else - { - AddOrUpdateDigit(*oDigits,*sdigit); - } - } } } - -//------------------------------------------------------------------------ -//void AliMUONDigitizerv2::FillTriggerOutput() -//{ -// // Derived to fill TreeD and resets the trigger array in fMUONData. -// -// AliDebug(3,"Filling trees with trigger."); -// fMUONData->Fill("GLT"); -// fMUONData->ResetTrigger(); -//} -// -//------------------------------------------------------------------------ -//void AliMUONDigitizerv2::CreateTrigger() -//{ -// fMUONData->MakeBranch("GLT"); -// fMUONData->SetTreeAddress("GLT"); -// fTrigDec->Digits2Trigger(); -// FillTriggerOutput(); -// -//} -