#include "TCanvas.h"
#include "TVector3.h"
#include "TParticle.h"
+#include "AliVParticle.h"
+#include "AliMCParticle.h"
#include "AliESDEvent.h"
#include "AliESDv0.h"
#include "AliESDcascade.h"
fT0vtxRec(0),
fT0vtxRecGen(0),
fT0time(0),
+ fT0time2(0),
fT0mult(0),
fT0vtxRes(0),
+ fT0ampl(0),
fV0a(0),
fV0c(0),
fV0multA(0),
fV0multAcorr(0),
fV0multCcorr(0),
fV0Acorr(0),
- fV0Ccorr(0)
+ fV0Ccorr(0),
+ fV0ampl(0)
{
// Default constructor
// Define input and output slots here
fT0vtxRec(0),
fT0vtxRecGen(0),
fT0time(0),
+ fT0time2(0),
fT0mult(0),
fT0vtxRes(0),
+ fT0ampl(0),
fV0a(0),
fV0c(0),
fV0multA(0),
fV0multAcorr(0),
fV0multCcorr(0),
fV0Acorr(0),
- fV0Ccorr(0)
+ fV0Ccorr(0),
+ fV0ampl(0)
{
// Constructor
- AliInfo("Constructor AliAnaFwdDetsQA");
// Define input and output slots here
// Input slot #0 works with a TChain
+ AliInfo("Constructor AliAnaFwdDetsQA");
DefineInput(0, TChain::Class());
// Output slot #1 TList
DefineOutput(1, TList::Class());
Double_t xMin, Double_t xMax,
const char* xLabel, const char* yLabel)
{
- // create a histogram
+ // helper method which can be used
+ // in order to create a histogram
TH1F* result = new TH1F(name, title, nBins, xMin, xMax);
result->SetOption("E");
if (xLabel) result->GetXaxis()->SetTitle(xLabel);
TH1F *AliAnaFwdDetsQA::CreateEffHisto(const TH1F* hGen, const TH1F* hRec)
{
- // create an efficiency histogram
+ // helper method which can be used
+ // in order create an efficiency histogram
Int_t nBins = hGen->GetNbinsX();
TH1F* hEff = (TH1F*) hGen->Clone("hEff");
hEff->SetTitle("");
Double_t eff = nRecEff/nGenEff;
hEff->SetBinContent(iBin, 100. * eff);
Double_t error = sqrt(eff*(1.-eff) / nGenEff);
- if (error == 0) error = 0.0001;
+ if (error < 1e-12) error = 0.0001;
hEff->SetBinError(iBin, 100. * error);
}
else {
Bool_t AliAnaFwdDetsQA::FitHisto(TH1* histo, Double_t& res, Double_t& resError)
{
- // fit a gaussian to a histogram
+ // fit a gaussian to
+ // a histogram
static TF1* fitFunc = new TF1("fitFunc", "gaus");
fitFunc->SetLineWidth(2);
fitFunc->SetFillStyle(0);
void AliAnaFwdDetsQA::UserCreateOutputObjects()
{
// Create histograms
- AliInfo("AliAnaFwdDetsQA::UserCreateOutputObjects");
// Create output container
+ AliInfo("AliAnaFwdDetsQA::UserCreateOutputObjects");
fListOfHistos = new TList();
fT0vtxRec = CreateHisto("hT0vtxRec", "Z vertex reconstructed with T0", 100, -25, 25, "Z_{vtx} [cm]", "");
fT0time = CreateHisto("hT0time", "Time0 reconstruction with T0", 5000, 10000, 20000, "t_{0} [ps]", "");
+ fT0time2 = CreateHisto("hT0time2", "Time0 reconstruction with T0 (mult > 10)", 5000, 10000, 20000, "t_{0} [ps]", "");
fT0mult = CreateHisto("hT0mult", "Total reconstructed multiplicity in T0", 100, -0.5, 99.5, "Multiplicity", "");
fT0vtxRes = CreateHisto("hT0vtxRes", "T0 Z vertex resolution", 100, -25, 25, "Delta(Z_{vtx}) [cm]", "");
+ fT0ampl = CreateHisto("hT0ampl","T0 multiplicity in single channel (all T0 channels)",400,-0.5,99.5);
fT0vtxRecGen = new TH2F("hT0vtxRecGen", "T0 reconstructed vs generated Z vertex", 100, -25, 25, 100, -25, 25);
fT0vtxRecGen->GetXaxis()->SetTitle("Generated Z vertex");
fV0c = CreateHisto("hV0c","Number of fired PMTs (V0C)",65,-0.5,64.5);
fV0multA = CreateHisto("hV0multA","Total reconstructed multiplicity (V0A)",100,0.,1000.);
fV0multC = CreateHisto("hV0multC","Total reconstructed multiplicity (V0C)",100,0.,1000.);
+ fV0ampl = CreateHisto("hV0ampl","V0 multiplicity in single channel (all V0 channels)",400,-0.5,99.5);
fV0multAcorr = new TH2F("hV0multAcorr", "Reconstructed vs generated (primaries only) multiplicity (V0A)",100,0.,500.,100,0.,1000.);
fV0multAcorr->GetXaxis()->SetTitle("# of primaries in V0A acceptance");
fListOfHistos->Add(fV0multCcorr);
fListOfHistos->Add(fV0Acorr);
fListOfHistos->Add(fV0Ccorr);
+ fListOfHistos->Add(fT0ampl);
+ fListOfHistos->Add(fV0ampl);
+ fListOfHistos->Add(fT0time2);
}
void AliAnaFwdDetsQA::UserExec(Option_t */*option*/)
{
-
+ // The analysis code
+ // goes here
AliMCEvent* mcEvent = MCEvent();
if (!mcEvent) {
Printf("ERROR: Could not retrieve MC event");
Int_t nV0C = 0;
for (Int_t iTracks = 0; iTracks < mcEvent->GetNumberOfTracks(); iTracks++) {//Check this loop again
if (!stack->IsPhysicalPrimary(iTracks)) continue;
- AliMCParticle* track = mcEvent->GetTrack(iTracks);
+ AliMCParticle* track = (AliMCParticle*)mcEvent->GetTrack(iTracks);
TParticle* particle = track->Particle();
if (!particle) continue;
+ if (track->Charge() == 0) continue;
Double_t eta = particle->Eta();
if (eta > 2.8 && eta < 5.1) {
nV0A++;
}
AliESDEvent* esd = dynamic_cast<AliESDEvent*>(event);
+ if (!esd) {
+ Printf("ERROR: Could not retrieve esd");
+ return;
+ }
const AliESDTZERO* esdT0 = esd->GetESDTZERO();
Double_t t0zvtx = esdT0->GetT0zVertex();
Double_t t0time = esdT0->GetT0();
Double_t t0mult = 0;
for(Int_t i = 0; i < 24; i++) {
t0mult += esdT0->GetT0amplitude()[i];
+ fT0ampl->Fill(esdT0->GetT0amplitude()[i]);
}
fT0mult->Fill(t0mult);
+ if (t0mult > 10)
+ fT0time2->Fill(t0time);
AliESDVZERO* esdV0 = esd->GetVZEROData();
fV0a->Fill(esdV0->GetNbPMV0A());
fV0Acorr->Fill((Float_t)nV0A,(Float_t)esdV0->GetNbPMV0A());
fV0Ccorr->Fill((Float_t)nV0C,(Float_t)esdV0->GetNbPMV0C());
+ for(Int_t i = 0; i < 64; i++) {
+ fV0ampl->Fill(esdV0->GetMultiplicity(i));
+ }
// Post output data.
PostData(1, fListOfHistos);
}
void AliAnaFwdDetsQA::Terminate(Option_t *)
{
+ // Terminate
+ // Store the output histos
fListOfHistos = dynamic_cast<TList*>(GetOutputData(1));
if (!fListOfHistos) {
Printf("ERROR: fListOfHistos not available");
return;
}
- fT0vtxRec = dynamic_cast<TH1F*>(fListOfHistos->At(0));
- fT0time = dynamic_cast<TH1F*>(fListOfHistos->At(1));
- fT0mult = dynamic_cast<TH1F*>(fListOfHistos->At(2));
- fT0vtxRecGen = dynamic_cast<TH2F*>(fListOfHistos->At(3));
- fT0vtxRes = dynamic_cast<TH1F*>(fListOfHistos->At(4));
-
- fV0a = dynamic_cast<TH1F*>(fListOfHistos->At(5));
- fV0c = dynamic_cast<TH1F*>(fListOfHistos->At(6));
- fV0multA = dynamic_cast<TH1F*>(fListOfHistos->At(7));
- fV0multC = dynamic_cast<TH1F*>(fListOfHistos->At(8));
- fV0multAcorr = dynamic_cast<TH2F*>(fListOfHistos->At(9));
- fV0multCcorr = dynamic_cast<TH2F*>(fListOfHistos->At(10));
- fV0Acorr = dynamic_cast<TH2F*>(fListOfHistos->At(11));
- fV0Ccorr = dynamic_cast<TH2F*>(fListOfHistos->At(12));
-
- // draw the histograms if not in batch mode
- if (!gROOT->IsBatch()) {
- new TCanvas;
- fT0vtxRec->DrawCopy("E");
- new TCanvas;
- fT0time->DrawCopy("E");
- new TCanvas;
- fT0mult->DrawCopy("E");
- new TCanvas;
- fT0vtxRes->DrawCopy("E");
- new TCanvas;
- fT0vtxRecGen->DrawCopy();
- new TCanvas;
- fV0a->DrawCopy("E");
- new TCanvas;
- fV0c->DrawCopy("E");
- new TCanvas;
- fV0multA->DrawCopy("E");
- new TCanvas;
- fV0multC->DrawCopy("E");
- new TCanvas;
- fV0multAcorr->DrawCopy();
- new TCanvas;
- fV0multCcorr->DrawCopy();
- new TCanvas;
- fV0Acorr->DrawCopy();
- new TCanvas;
- fV0Ccorr->DrawCopy();
- }
-
- // write the output histograms to a file
- TFile* outputFile = TFile::Open("FwdDetsQA.root", "recreate");
- if (!outputFile || !outputFile->IsOpen())
- {
- Error("AliAnaFwdDetsQA", "opening output file FwdDetsQA.root failed");
- return;
- }
- fT0vtxRec->Write();
- fT0time->Write();
- fT0mult->Write();
- fT0vtxRecGen->Write();
- fT0vtxRes->Write();
-
- fV0a->Write();
- fV0c->Write();
- fV0multA->Write();
- fV0multC->Write();
- fV0multAcorr->Write();
- fV0multCcorr->Write();
- fV0Acorr->Write();
- fV0Ccorr->Write();
-
- outputFile->Close();
- delete outputFile;
-
//delete esd;
Info("AliAnaFwdDetsQA", "Successfully finished");
}
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff