X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=FMD%2FAliFMDReconstructor.cxx;h=bb1717fa1d9921e00cd7d247b2c735cc9a10b563;hb=e0afd5518968b11f3b6fc07f080f79f931409f72;hp=2c614666cb5dac53eca53f2d6a3f17743451e123;hpb=69b696b9972ea1724c192ec1d88dae1f431f6ef9;p=u%2Fmrichter%2FAliRoot.git diff --git a/FMD/AliFMDReconstructor.cxx b/FMD/AliFMDReconstructor.cxx index 2c614666cb5..bb1717fa1d9 100644 --- a/FMD/AliFMDReconstructor.cxx +++ b/FMD/AliFMDReconstructor.cxx @@ -12,100 +12,43 @@ * about the suitability of this software for any purpose. It is * * provided "as is" without express or implied warranty. * **************************************************************************/ - /* $Id$ */ - +/** @file AliFMDReconstructor.cxx + @author Christian Holm Christensen + @date Mon Mar 27 12:47:09 2006 + @brief FMD reconstruction +*/ //____________________________________________________________________ // -// This is a class that constructs AliFMDMult (reconstructed -// multiplicity) from of Digits -// -// This class reads either digits from a TClonesArray or raw data from +// This is a class that constructs AliFMDRecPoint objects from of Digits +// This class reads either digits from a TClonesArray or raw data from // a DDL file (or similar), and stores the read ADC counts in an -// internal cache (fAdcs). -// -// From the cached values it then calculates the number of particles -// that hit a region of the FMDs, as specified by the user. -// -// The reconstruction can be done in two ways: Either via counting the -// number of empty strips (Poisson method), or by converting the ADC -// signal to an energy deposition, and then dividing by the typical -// energy loss of a particle. -// -// +---------------------+ +---------------------+ -// | AliFMDReconstructor |<>-----| AliFMDMultAlgorithm | -// +---------------------+ +---------------------+ -// ^ -// | -// +-----------+---------+ -// | | -// +-------------------+ +------------------+ -// | AliFMDMultPoisson | | AliFMDMultNaiive | -// +-------------------+ +------------------+ -// -// AliFMDReconstructor acts as a manager class. It contains a list of -// AliFMDMultAlgorithm objects. The call graph looks something like +// internal cache (fAdcs). The rec-points are made via the naiive +// method. // -// -// +----------------------+ +----------------------+ -// | :AliFMDReconstructor | | :AliFMDMultAlgorithm | -// +----------------------+ +----------------------+ -// | | -// Reconstruct +-+ | -// ------------>| | PreRun +-+ -// | |------------------------------->| | -// | | +-+ -// | |-----+ (for each event) | -// | | | *ProcessEvent | -// |+-+ | | -// || |<---+ PreEvent +-+ -// || |------------------------------>| | -// || | +-+ -// || |-----+ | -// || | | ProcessDigits | -// ||+-+ | | -// ||| |<---+ | -// ||| | *ProcessDigit(digit) +-+ -// ||| |----------------------------->| | -// ||| | +-+ -// ||+-+ | -// || | PostEvent +-+ -// || |------------------------------>| | -// || | +-+ -// |+-+ | -// | | PostRun +-+ -// | |------------------------------->| | -// | | +-+ -// +-+ | -// | | -// -// -// //-- Authors: Evgeny Karpechev(INR) and Alla Maevsksia // Latest changes by Christian Holm Christensen // // //____________________________________________________________________ -#include // ALILOG_H -#include // ALIRUN_H -#include // ALIRUNLOADER_H -#include // ALILOADER_H -#include // ALIHEADER_H -#include // ALIRAWREADER_H -#include // ALIGENEVENTHEADER_H -#include "AliFMD.h" // ALIFMD_H +// #include // ALILOG_H +// #include // ALIRUN_H +#include "AliFMDDebug.h" #include "AliFMDGeometry.h" // ALIFMDGEOMETRY_H #include "AliFMDParameters.h" // ALIFMDPARAMETERS_H -#include "AliFMDDetector.h" // ALIFMDDETECTOR_H -#include "AliFMDRing.h" // ALIFMDRING_H #include "AliFMDDigit.h" // ALIFMDDIGIT_H #include "AliFMDReconstructor.h" // ALIFMDRECONSTRUCTOR_H -#include "AliFMDRawStream.h" // ALIFMDRAWSTREAM_H #include "AliFMDRawReader.h" // ALIFMDRAWREADER_H -#include "AliFMDMultAlgorithm.h" // ALIFMDMULTALGORITHM_H -#include "AliFMDMultPoisson.h" // ALIFMDMULTPOISSON_H -#include "AliFMDMultNaiive.h" // ALIFMDMULTNAIIVE_H +#include "AliFMDRecPoint.h" // ALIFMDMULTNAIIVE_H +#include "AliESDEvent.h" // ALIESDEVENT_H +#include "AliESDVertex.h" // ALIESDVERTEX_H +#include // ALIESDFMD_H +#include +#include +#include +#include +class AliRawReader; //____________________________________________________________________ ClassImp(AliFMDReconstructor) @@ -116,45 +59,49 @@ ClassImp(AliFMDReconstructor) //____________________________________________________________________ AliFMDReconstructor::AliFMDReconstructor() : AliReconstructor(), - fPedestal(0), - fPedestalWidth(0), - fPedestalFactor(0) + fMult(0x0), + fNMult(0), + fTreeR(0x0), + fCurrentVertex(0), + fESDObj(0x0), + fNoiseFactor(0), + fAngleCorrect(kTRUE), + fVertexType(kNoVertex), + fESD(0x0), + fDiagnostics(kFALSE), + fDiagStep1(0), + fDiagStep2(0), + fDiagStep3(0), + fDiagStep4(0), + fDiagAll(0) { - // Make a new FMD reconstructor object - default CTOR. - AliFMDParameters* pars = AliFMDParameters::Instance(); - fPedestal = pars->GetPedestal(); - fPedestalWidth = pars->GetPedestalWidth(); - fPedestalFactor = pars->GetPedestalFactor(); - - fAlgorithms.Add(new AliFMDMultNaiive); - fAlgorithms.Add(new AliFMDMultPoisson); - - TIter next(&fAlgorithms); - AliFMDMultAlgorithm* algorithm = 0; - while ((algorithm = static_cast(next()))) - algorithm->PreRun(0); + // Make a new FMD reconstructor object - default CTOR. + SetNoiseFactor(); + SetAngleCorrect(); + if (AliDebugLevel() > 0) fDiagnostics = kTRUE; } //____________________________________________________________________ AliFMDReconstructor::AliFMDReconstructor(const AliFMDReconstructor& other) - : AliReconstructor(), - fPedestal(0), - fPedestalWidth(0), - fPedestalFactor(0) + : AliReconstructor(), + fMult(other.fMult), + fNMult(other.fNMult), + fTreeR(other.fTreeR), + fCurrentVertex(other.fCurrentVertex), + fESDObj(other.fESDObj), + fNoiseFactor(other.fNoiseFactor), + fAngleCorrect(other.fAngleCorrect), + fVertexType(other.fVertexType), + fESD(other.fESD), + fDiagnostics(other.fDiagnostics), + fDiagStep1(other.fDiagStep1), + fDiagStep2(other.fDiagStep2), + fDiagStep3(other.fDiagStep3), + fDiagStep4(other.fDiagStep4), + fDiagAll(other.fDiagAll) { // Copy constructor - fPedestal = other.fPedestal; - fPedestalWidth = other.fPedestalWidth; - fPedestalFactor = other.fPedestalFactor; - - - fAlgorithms.Delete(); - TIter next(&(other.fAlgorithms)); - AliFMDMultAlgorithm* algorithm = 0; - while ((algorithm = static_cast(next()))) - fAlgorithms.Add(algorithm); - fAlgorithms.SetOwner(kFALSE); } @@ -163,17 +110,21 @@ AliFMDReconstructor& AliFMDReconstructor::operator=(const AliFMDReconstructor& other) { // Assignment operator - fPedestal = other.fPedestal; - fPedestalWidth = other.fPedestalWidth; - fPedestalFactor = other.fPedestalFactor; - - fAlgorithms.Delete(); - TIter next(&(other.fAlgorithms)); - AliFMDMultAlgorithm* algorithm = 0; - while ((algorithm = static_cast(next()))) - fAlgorithms.Add(algorithm); - fAlgorithms.SetOwner(kFALSE); - + fMult = other.fMult; + fNMult = other.fNMult; + fTreeR = other.fTreeR; + fCurrentVertex = other.fCurrentVertex; + fESDObj = other.fESDObj; + fNoiseFactor = other.fNoiseFactor; + fAngleCorrect = other.fAngleCorrect; + fVertexType = other.fVertexType; + fESD = other.fESD; + fDiagnostics = other.fDiagnostics; + fDiagStep1 = other.fDiagStep1; + fDiagStep2 = other.fDiagStep2; + fDiagStep3 = other.fDiagStep3; + fDiagStep4 = other.fDiagStep4; + fDiagAll = other.fDiagAll; return *this; } @@ -181,35 +132,62 @@ AliFMDReconstructor::operator=(const AliFMDReconstructor& other) AliFMDReconstructor::~AliFMDReconstructor() { // Destructor - fAlgorithms.Delete(); + if (fMult) fMult->Delete(); + if (fMult) delete fMult; + if (fESDObj) delete fESDObj; } //____________________________________________________________________ void -AliFMDReconstructor::Init(AliRunLoader* runLoader) +AliFMDReconstructor::Init() { // Initialize the reconstructor - AliDebug(1, Form("Init called with runloader 0x%x", runLoader)); + + // Initialize the geometry + AliFMDGeometry* geom = AliFMDGeometry::Instance(); + geom->Init(); + geom->InitTransformations(); + + // Initialize the parameters + AliFMDParameters* param = AliFMDParameters::Instance(); + param->Init(); + + // Current vertex position fCurrentVertex = 0; - if (!runLoader) { - Warning("Init", "No run loader"); - return; - } - AliHeader* header = runLoader->GetHeader(); - if (!header) { - Warning("Init", "No header"); - return; - } - AliGenEventHeader* eventHeader = header->GenEventHeader(); - if (!eventHeader) { - Warning("Init", "no event header"); - return; - } - TArrayF vtx; - eventHeader->PrimaryVertex(vtx); - fCurrentVertex = vtx[2]; - AliDebug(1, Form("Primary vertex Z coordinate for event # %d/%d is %f", - header->GetRun(), header->GetEvent(), fCurrentVertex)); + // Create array of reconstructed strip multiplicities + fMult = new TClonesArray("AliFMDRecPoint", 51200); + // Create ESD output object + fESDObj = new AliESDFMD; + + // Check if we need diagnostics histograms + if (!fDiagnostics) return; + AliInfo("Making diagnostics histograms"); + fDiagStep1 = new TH2I("diagStep1", "Read ADC vs. Noise surpressed ADC", + 1024, -.5, 1023.5, 1024, -.5, 1023.5); + fDiagStep1->SetDirectory(0); + fDiagStep1->GetXaxis()->SetTitle("ADC (read)"); + fDiagStep1->GetYaxis()->SetTitle(Form("ADC (noise surpressed %4.f)", + fNoiseFactor)); + fDiagStep2 = new TH2F("diagStep2", "ADC vs Edep deduced", + 1024, -.5, 1023.5, 100, 0, 2); + fDiagStep2->SetDirectory(0); + fDiagStep2->GetXaxis()->SetTitle("ADC (noise surpressed)"); + fDiagStep2->GetYaxis()->SetTitle("#Delta E [GeV]"); + fDiagStep3 = new TH2F("diagStep3", "Edep vs Edep path corrected", + 100, 0., 2., 100, 0., 2.); + fDiagStep3->SetDirectory(0); + fDiagStep3->GetXaxis()->SetTitle("#Delta E [GeV]"); + fDiagStep3->GetYaxis()->SetTitle("#Delta E/#Delta x #times #delta x [GeV]"); + fDiagStep4 = new TH2F("diagStep4", "Edep vs Multiplicity deduced", + 100, 0., 2., 100, -.1, 19.9); + fDiagStep4->SetDirectory(0); + fDiagStep4->GetXaxis()->SetTitle("#Delta E/#Delta x #times #delta x [GeV]"); + fDiagStep4->GetYaxis()->SetTitle("Multiplicity"); + fDiagAll = new TH2F("diagAll", "Read ADC vs Multiplicity deduced", + 1024, -.5, 1023.5, 100, -.1, 19.9); + fDiagAll->SetDirectory(0); + fDiagAll->GetXaxis()->SetTitle("ADC (read)"); + fDiagAll->GetYaxis()->SetTitle("Multiplicity"); } //____________________________________________________________________ @@ -218,11 +196,54 @@ AliFMDReconstructor::ConvertDigits(AliRawReader* reader, TTree* digitsTree) const { // Convert Raw digits to AliFMDDigit's in a tree + AliFMDDebug(2, ("Reading raw data into digits tree")); AliFMDRawReader rawRead(reader, digitsTree); // rawRead.SetSampleRate(fFMD->GetSampleRate()); rawRead.Exec(); } +//____________________________________________________________________ +void +AliFMDReconstructor::GetVertex() const +{ + // Return the vertex to use. + // This is obtained from the ESD object. + // If not found, a warning is issued. + fVertexType = kNoVertex; + fCurrentVertex = 0; + if (fESD) { + const AliESDVertex* vertex = fESD->GetVertex(); + if (vertex) { + AliFMDDebug(2, ("Got vertex from ESD: %f", vertex->GetZv())); + fCurrentVertex = vertex->GetZv(); + fVertexType = kESDVertex; + return; + } + } + AliWarning("Didn't get any vertex from ESD or generator"); +} + + +//____________________________________________________________________ +void +AliFMDReconstructor::Reconstruct(AliRawReader* /*reader*/, TTree*) const +{ + // Reconstruct directly from raw data (no intermediate output on + // digit tree or rec point tree). + // Parameters: + // reader Raw event reader + // ctree Not used. + AliError("Method is not used"); +#if 0 + TClonesArray* array = new TClonesArray("AliFMDDigit"); + AliFMDRawReader rawRead(reader, 0); + rawRead.ReadAdcs(array); + ProcessDigits(array); + array->Delete(); + delete array; +#endif +} + //____________________________________________________________________ void AliFMDReconstructor::Reconstruct(TTree* digitsTree, @@ -232,31 +253,37 @@ AliFMDReconstructor::Reconstruct(TTree* digitsTree, // Get the FMD branch holding the digits. // FIXME: The vertex may not be known yet, so we may have to move // some of this to FillESD. - AliDebug(1, "Reconstructing from digits in a tree"); - + AliFMDDebug(2, ("Reconstructing from digits in a tree")); + GetVertex(); + TBranch *digitBranch = digitsTree->GetBranch("FMD"); - TClonesArray* digits = new TClonesArray("AliFMDDigit"); if (!digitBranch) { Error("Exec", "No digit branch for the FMD found"); return; } + TClonesArray* digits = new TClonesArray("AliFMDDigit"); digitBranch->SetAddress(&digits); - TIter next(&fAlgorithms); - AliFMDMultAlgorithm* algorithm = 0; - while ((algorithm = static_cast(next()))) - algorithm->PreEvent(clusterTree, fCurrentVertex); + if (fMult) fMult->Clear(); + if (fESDObj) fESDObj->Clear(); + + fNMult = 0; + fTreeR = clusterTree; + fTreeR->Branch("FMD", &fMult); + + AliFMDDebug(5, ("Getting entry 0 from digit branch")); digitBranch->GetEntry(0); + AliFMDDebug(5, ("Processing digits")); ProcessDigits(digits); - next.Reset(); - algorithm = 0; - while ((algorithm = static_cast(next()))) - algorithm->PostEvent(); - clusterTree->Fill(); + Int_t written = clusterTree->Fill(); + AliFMDDebug(10, ("Filled %d bytes into cluster tree", written)); + digits->Delete(); + delete digits; } + //____________________________________________________________________ void AliFMDReconstructor::ProcessDigits(TClonesArray* digits) const @@ -265,41 +292,61 @@ AliFMDReconstructor::ProcessDigits(TClonesArray* digits) const // number of corrected ADC counts, and pass it on to the algorithms // used. Int_t nDigits = digits->GetEntries(); - AliDebug(1, Form("Got %d digits", nDigits)); + AliFMDDebug(1, ("Got %d digits", nDigits)); + fESDObj->SetNoiseFactor(fNoiseFactor); + fESDObj->SetAngleCorrected(fAngleCorrect); for (Int_t i = 0; i < nDigits; i++) { AliFMDDigit* digit = static_cast(digits->At(i)); - AliFMDGeometry* fmd = AliFMDGeometry::Instance(); - AliFMDDetector* subDetector = fmd->GetDetector(digit->Detector()); - if (!subDetector) { - Warning("ProcessDigits", "Unknown detector: FMD%d" , digit->Detector()); + AliFMDParameters* param = AliFMDParameters::Instance(); + // Check that the strip is not marked as dead + if (param->IsDead(digit->Detector(), digit->Ring(), + digit->Sector(), digit->Strip())) { + AliFMDDebug(10, ("FMD%d%c[%2d,%3d] is dead", digit->Detector(), + digit->Ring(), digit->Sector(), digit->Strip())); continue; } + + // digit->Print(); + // Get eta and phi + Float_t eta, phi; + PhysicalCoordinates(digit, eta, phi); - AliFMDRing* ring = subDetector->GetRing(digit->Ring()); - Float_t ringZ = subDetector->GetRingZ(digit->Ring()); - if (!ring) { - Warning("ProcessDigits", "Unknown ring: FMD%d%c", digit->Detector(), - digit->Ring()); - break; - } - - Float_t realZ = fCurrentVertex + ringZ; - Float_t stripR = ((ring->GetHighR() - ring->GetLowR()) - / ring->GetNStrips() * (digit->Strip() + .5) - + ring->GetLowR()); - Float_t theta = TMath::ATan2(stripR, realZ); - Float_t phi = (2 * TMath::Pi() / ring->GetNSectors() - * (digit->Sector() + .5)); - Float_t eta = -TMath::Log(TMath::Tan(theta / 2)); + // Substract pedestal. UShort_t counts = SubtractPedestal(digit); - TIter next(&fAlgorithms); - AliFMDMultAlgorithm* algorithm = 0; - while ((algorithm = static_cast(next()))) - algorithm->ProcessDigit(digit, eta, phi, counts); + // Gain match digits. + Double_t edep = Adc2Energy(digit, eta, counts); + + // Make rough multiplicity + Double_t mult = Energy2Multiplicity(digit, edep); + + AliFMDDebug(10, ("FMD%d%c[%2d,%3d]: " + "ADC: %d, Counts: %d, Energy: %f, Mult: %f", + digit->Detector(), digit->Ring(), digit->Sector(), + digit->Strip(), digit->Counts(), counts, edep, mult)); + + // Create a `RecPoint' on the output branch. + if (fMult) { + AliFMDRecPoint* m = + new ((*fMult)[fNMult]) AliFMDRecPoint(digit->Detector(), + digit->Ring(), + digit->Sector(), + digit->Strip(), + eta, phi, + edep, mult); + (void)m; // Suppress warnings about unused variables. + fNMult++; + } + + fESDObj->SetMultiplicity(digit->Detector(), digit->Ring(), + digit->Sector(), digit->Strip(), mult); + fESDObj->SetEta(digit->Detector(), digit->Ring(), + digit->Sector(), digit->Strip(), eta); + + if (fDiagAll) fDiagAll->Fill(digit->Counts(), mult); } } - + //____________________________________________________________________ UShort_t AliFMDReconstructor::SubtractPedestal(AliFMDDigit* digit) const @@ -309,25 +356,180 @@ AliFMDReconstructor::SubtractPedestal(AliFMDDigit* digit) const // load this to subtract a pedestal that was given in a database or // something like that. - Int_t counts = 0; - Float_t ped = fPedestal + fPedestalFactor * fPedestalWidth; - if (digit->Count3() > 0) counts = digit->Count3(); - else if (digit->Count2() > 0) counts = digit->Count2(); - else counts = digit->Count1(); - counts = TMath::Max(Int_t(counts - ped), 0); + AliFMDParameters* param = AliFMDParameters::Instance(); + Float_t ped = param->GetPedestal(digit->Detector(), + digit->Ring(), + digit->Sector(), + digit->Strip()); + Float_t noise = param->GetPedestalWidth(digit->Detector(), + digit->Ring(), + digit->Sector(), + digit->Strip()); + AliFMDDebug(15, ("Subtracting pedestal %f from signal %d", + ped, digit->Counts())); + // if (digit->Count3() > 0) adc = digit->Count3(); + // else if (digit->Count2() > 0) adc = digit->Count2(); + // else adc = digit->Count1(); + Int_t adc = digit->Counts(); + Int_t counts = TMath::Max(Int_t(adc - ped), 0); + if (counts < noise * fNoiseFactor) counts = 0; + if (counts > 0) AliFMDDebug(15, ("Got a hit strip")); + if (fDiagStep1) fDiagStep1->Fill(adc, counts); + return UShort_t(counts); } +//____________________________________________________________________ +Float_t +AliFMDReconstructor::Adc2Energy(AliFMDDigit* digit, + Float_t eta, + UShort_t count) const +{ + // Converts number of ADC counts to energy deposited. + // Note, that this member function can be overloaded by derived + // classes to do strip-specific look-ups in databases or the like, + // to find the proper gain for a strip. + // + // In this simple version, we calculate the energy deposited as + // + // EnergyDeposited = cos(theta) * gain * count + // + // where + // + // Pre_amp_MIP_Range + // gain = ----------------- * Energy_deposited_per_MIP + // ADC_channel_size + // + // is constant and the same for all strips. + if (count <= 0) return 0; + AliFMDParameters* param = AliFMDParameters::Instance(); + Float_t gain = param->GetPulseGain(digit->Detector(), + digit->Ring(), + digit->Sector(), + digit->Strip()); + AliFMDDebug(15, ("Converting counts %d to energy via factor %f", + count, gain)); + + Double_t edep = count * gain; + if (fDiagStep2) fDiagStep2->Fill(count, edep); + if (fAngleCorrect) { + Double_t theta = 2 * TMath::ATan(TMath::Exp(-eta)); + Double_t corr = TMath::Abs(TMath::Cos(theta)); + Double_t cedep = corr * edep; + AliFMDDebug(10, ("correcting for path %f * %f = %f (eta=%f, theta=%f)", + edep, corr, cedep, eta, theta)); + if (fDiagStep3) fDiagStep3->Fill(edep, cedep); + edep = cedep; + } + return edep; +} + +//____________________________________________________________________ +Float_t +AliFMDReconstructor::Energy2Multiplicity(AliFMDDigit* /* digit */, + Float_t edep) const +{ + // Converts an energy signal to number of particles. + // Note, that this member function can be overloaded by derived + // classes to do strip-specific look-ups in databases or the like, + // to find the proper gain for a strip. + // + // In this simple version, we calculate the multiplicity as + // + // multiplicity = Energy_deposited / Energy_deposited_per_MIP + // + // where + // + // Energy_deposited_per_MIP = 1.664 * SI_density * SI_thickness + // + // is constant and the same for all strips + AliFMDParameters* param = AliFMDParameters::Instance(); + Double_t edepMIP = param->GetEdepMip(); + Float_t mult = edep / edepMIP; + if (edep > 0) + AliFMDDebug(15, ("Translating energy %f to multiplicity via " + "divider %f->%f", edep, edepMIP, mult)); + if (fDiagStep4) fDiagStep4->Fill(edep, mult); + return mult; +} + +//____________________________________________________________________ +void +AliFMDReconstructor::PhysicalCoordinates(AliFMDDigit* digit, + Float_t& eta, + Float_t& phi) const +{ + // Get the eta and phi of a digit + // + // Get geometry. + AliFMDGeometry* geom = AliFMDGeometry::Instance(); + Double_t x, y, z, r, theta; + geom->Detector2XYZ(digit->Detector(), digit->Ring(), digit->Sector(), + digit->Strip(), x, y, z); + // Correct for vertex offset. + z += fCurrentVertex; + phi = TMath::ATan2(y, x); + r = TMath::Sqrt(y * y + x * x); + theta = TMath::ATan2(r, z); + eta = -TMath::Log(TMath::Tan(theta / 2)); +} + + + //____________________________________________________________________ void AliFMDReconstructor::FillESD(TTree* /* digitsTree */, TTree* /* clusterTree */, - AliESD* /* esd*/) const + AliESDEvent* esd) const { // nothing to be done // FIXME: The vertex may not be known when Reconstruct is executed, // so we may have to move some of that member function here. + AliFMDDebug(2, ("Calling FillESD with two trees and one ESD")); + // fESDObj->Print(); + + if (esd) { + AliFMDDebug(2, ("Writing FMD data to ESD tree")); + esd->SetFMDData(fESDObj); + } + + if (!fDiagnostics || !esd) return; + static bool first = true; + // This is most likely NOT the event number you'd like to use. It + // has nothing to do with the 'real' event number. + // - That's OK. We just use it for the name of the directory - + // nothing else. Christian + Int_t evno = esd->GetEventNumberInFile(); + AliFMDDebug(1, ("Writing diagnostics histograms to FMD.Diag.root/%03d",evno)); + TFile f("FMD.Diag.root", (first ? "RECREATE" : "UPDATE")); + first = false; + f.cd(); + TDirectory* d = f.mkdir(Form("%03d", evno), + Form("Diagnostics histograms for event # %d", evno)); + d->cd(); + if (fDiagStep1) fDiagStep1->Write(); + if (fDiagStep2) fDiagStep2->Write(); + if (fDiagStep3) fDiagStep3->Write(); + if (fDiagStep4) fDiagStep4->Write(); + if (fDiagAll) fDiagAll->Write(); + d->Write(); + f.Write(); + f.Close(); + if (fDiagStep1) fDiagStep1->Reset(); + if (fDiagStep2) fDiagStep2->Reset(); + if (fDiagStep3) fDiagStep3->Reset(); + if (fDiagStep4) fDiagStep4->Reset(); + if (fDiagAll) fDiagAll->Reset(); +} + +//____________________________________________________________________ +void +AliFMDReconstructor::FillESD(AliRawReader*, TTree* clusterTree, + AliESDEvent* esd) const +{ + TTree* dummy = 0; + FillESD(dummy, clusterTree, esd); } //____________________________________________________________________