+++ /dev/null
-
-/**************************************************************************
- * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
- * *
- * Author: The ALICE Off-line Project. *
- * Contributors are mentioned in the code where appropriate. *
- * *
- * Permission to use, copy, modify and distribute this software and its *
- * documentation strictly for non-commercial purposes is hereby granted *
- * without fee, provided that the above copyright notice appears in all *
- * copies and that both the copyright notice and this permission notice *
- * appear in the supporting documentation. The authors make no claims *
- * about the suitability of this software for any purpose. It is *
- * provided "as is" without express or implied warranty. *
- **************************************************************************/
-
-// macro to study V0s, with Monte Carlo information access
-// loops over ESD files, and creates AliAODv0
-// Author: H.Ricaud, Helene.Ricaud@IReS.in2p3.fr
-
-
-#include "Riostream.h"
-#include "TChain.h"
-#include "TTree.h"
-#include "TH1F.h"
-#include "TH2F.h"
-#include "TList.h"
-#include "TMath.h"
-#include "TCanvas.h"
-
-#include "AliAnalysisTask.h"
-#include "AliAnalysisManager.h"
-
-#include "AliESDVertex.h"
-#include "AliESDEvent.h"
-#include "AliESDInputHandler.h"
-#include "AliESDtrack.h"
-#include "AliESDv0.h"
-#include "AliAODv0.h"
-#include "AliAODTrack.h"
-
-#include "AliMCEventHandler.h"
-#include "AliMCEvent.h"
-#include "AliStack.h"
-
-#include "AliLog.h"
-
-#include "AliAnalysisTaskESDStrangeMC.h"
-
-
-ClassImp(AliAnalysisTaskESDStrangeMC)
-
-//________________________________________________________________________
-AliAnalysisTaskESDStrangeMC::AliAnalysisTaskESDStrangeMC(const char *name)
- : AliAnalysisTask(name, ""), fESD(0), fListHist(),
- fHistPtMC(0),
- fHistMCMultiplicity(0),
- fHistMCPtVsYK0s(0),
- fHistMCPtVsYLambda(0),
- fHistMCPtVsYAntiLambda(0),
- fHistTrackPerEvent(0),
- fHistMCDaughterTrack(0),
- fHistPrimaryVertexX(0),
- fHistPrimaryVertexY(0),
- fHistPrimaryVertexZ(0),
- fHistDcaPosToPrimVertex(0),
- fHistDcaNegToPrimVertex(0),
- fHistDcaPosToPrimVertexZoom(0),
- fHistDcaNegToPrimVertexZoom(0),
- fHistRadiusV0(0),
- fHistDecayLengthV0(0),
- fHistDcaV0Daughters(0),
- fHistChi2(0),
- fHistCosPointAngle(0),
- fHistCosPointAngleZoom(0),
- fHistPtVsYK0s(0),
- fHistPtVsYK0sMI(0),
- fHistPtVsYLambda(0),
- fHistPtVsYLambdaMI(0),
- fHistPtVsYAntiLambda(0),
- fHistPtVsYAntiLambdaMI(0),
- fHistMassK0(0),
- fHistMassK0MI(0),
- fHistMassLambda(0),
- fHistMassLambdaMI(0),
- fHistMassAntiLambda(0),
- fHistMassAntiLambdaMI(0),
- fHistMassVsRadiusK0(0),
- fHistMassVsRadiusK0MI(0),
- fHistMassVsRadiusLambda(0),
- fHistMassVsRadiusLambdaMI(0),
- fHistMassVsRadiusAntiLambda(0),
- fHistMassVsRadiusAntiLambdaMI(0),
- fHistArmenterosPodolanski(0),
- fHistArmenterosPodolanskiMI(0),
- fHistAsMcPtK0(0),
- fHistAsMcPtK0MI(0),
- fHistAsMcPtLambda(0),
- fHistAsMcPtLambdaMI(0),
- fHistAsMcPtAntiLambda(0),
- fHistAsMcPtAntiLambdaMI(0),
- fHistAsMcPtZoomK0(0),
- fHistAsMcPtZoomK0MI(0),
- fHistAsMcPtZoomLambda(0),
- fHistAsMcPtZoomLambdaMI(0),
- fHistPidMcMassK0(0),
- fHistPidMcMassK0MI(0),
- fHistPidMcMassLambda(0),
- fHistPidMcMassLambdaMI(0),
- fHistPidMcMassAntiLambda(0),
- fHistPidMcMassAntiLambdaMI(0),
- fHistAsMcMassK0(0),
- fHistAsMcMassK0MI(0),
- fHistAsMcMassLambda(0),
- fHistAsMcMassLambdaMI(0),
- fHistAsMcMassAntiLambda(0),
- fHistAsMcMassAntiLambdaMI(0),
- fHistAsMcMassVsRadiusK0(0),
- fHistAsMcMassVsRadiusK0MI(0),
- fHistAsMcMassVsRadiusLambda(0),
- fHistAsMcMassVsRadiusLambdaMI(0),
- fHistAsMcMassVsRadiusAntiLambda(0),
- fHistAsMcMassVsRadiusAntiLambdaMI(0),
- fHistAsMcResxK0(0),
- fHistAsMcResyK0(0),
- fHistAsMcReszK0(0),
- fHistAsMcResrVsRadiusK0(0),
- fHistAsMcReszVsRadiusK0(0),
- fHistAsMcResxK0MI(0),
- fHistAsMcResyK0MI(0),
- fHistAsMcReszK0MI(0),
- fHistAsMcResrVsRadiusK0MI(0),
- fHistAsMcReszVsRadiusK0MI(0),
- fHistAsMcResxLambda(0),
- fHistAsMcResyLambda(0),
- fHistAsMcReszLambda(0),
- fHistAsMcResrVsRadiusLambda(0),
- fHistAsMcReszVsRadiusLambda(0),
- fHistAsMcResxLambdaMI(0),
- fHistAsMcResyLambdaMI(0),
- fHistAsMcReszLambdaMI(0),
- fHistAsMcResrVsRadiusLambdaMI(0),
- fHistAsMcReszVsRadiusLambdaMI(0),
- fHistAsMcResxAntiLambda(0),
- fHistAsMcResyAntiLambda(0),
- fHistAsMcReszAntiLambda(0),
- fHistAsMcResrVsRadiusAntiLambda(0),
- fHistAsMcReszVsRadiusAntiLambda(0),
- fHistAsMcResxAntiLambdaMI(0),
- fHistAsMcResyAntiLambdaMI(0),
- fHistAsMcReszAntiLambdaMI(0),
- fHistAsMcResrVsRadiusAntiLambdaMI(0),
- fHistAsMcReszVsRadiusAntiLambdaMI(0)
-
-{
- // Constructor
-
- // Define input and output slots here
- // Input slot #0 works with a TChain
- DefineInput(0, TChain::Class());
- // Output slot #0 writes into a TH1 container
- //DefineOutput(0, TH1F::Class());
- // Output slot #0 writes into a TList container
- DefineOutput(0, TList::Class());
-}
-
-//________________________________________________________________________
-void AliAnalysisTaskESDStrangeMC::ConnectInputData(Option_t *)
-{
- // Connect ESD or AOD here
- // Called once
-
- TTree* tree = dynamic_cast<TTree*> (GetInputData(0));
- if (!tree) {
- Printf("ERROR: Could not read chain from input slot 0");
- } else {
- // Disable all branches, we want to process only MC
- tree->SetBranchStatus("*", kFALSE);
- tree->SetBranchStatus("fTracks.*", kTRUE);
- tree->SetBranchStatus("fV0s.*", kTRUE);
-
- AliESDInputHandler *esdH = dynamic_cast<AliESDInputHandler*> (AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler());
-
- if (!esdH) {
- Printf("ERROR: Could not get ESDInputHandler");
- } else
- fESD = esdH->GetEvent();
- }
-}
-
-//________________________________________________________________________
-void AliAnalysisTaskESDStrangeMC::CreateOutputObjects()
-{
- // Create histograms
- // Called once
-
- fListHist = new TList();
-
-
- //***************
- // MC histograms
- //***************
- fHistPtMC = new TH1F("h1PtMC", "P_{T} distribution", 15, 0.1, 3.1);
- fHistPtMC->GetXaxis()->SetTitle("P_{T} (GeV/c)");
- fHistPtMC->GetYaxis()->SetTitle("dN/dP_{T} (c/GeV)");
- fHistPtMC->SetMarkerStyle(kFullCircle);
- fListHist->Add(fHistPtMC);
-
- // Multiplicity
- fHistMCMultiplicity = new TH1F("h1MCMultiplicity", "MC Multiplicity;Ntracks;Count", 201, -0.5, 200.5);
- fListHist->Add(fHistMCMultiplicity);
-
- // Pt and rapidity distribution:
- fHistMCPtVsYK0s = new TH2F("h2MCPtVsYK0s", "K^{0} candidates;p_{t} (GeV/c);rapidity",150,0,15,20,-10,10);
- fListHist->Add(fHistMCPtVsYK0s);
-
- fHistMCPtVsYLambda = new TH2F("h2MCPtVsYLambda", "#Lambda^{0} candidates;p_{t} (GeV/c);rapidity",150,0,15,20,-10,10);
- fListHist->Add(fHistMCPtVsYLambda);
-
- fHistMCPtVsYAntiLambda = new TH2F("h2MCPtVsYAntiLambda", "#bar{#Lambda}^{0} candidates;p_{t} (GeV/c);rapidity",150,0,15,20,-10,10);
- fListHist->Add(fHistMCPtVsYAntiLambda);
-
-
- //***********************************
- // Reconstructed particles histograms
- //***********************************
-
- // multiplicity
- fHistTrackPerEvent = new TH1F("h1TrackPerEvent", "Tracks per event;Number of Tracks;Number of Events",50,0,50);
- fListHist->Add(fHistTrackPerEvent);
-
- fHistMCDaughterTrack = new TH1F("h1MCDaughterTrack","Distribution of mc id for daughters;id tags;Counts",15,0,15);
- fListHist->Add(fHistMCDaughterTrack);
-
- // Primary Vertex:
- fHistPrimaryVertexX = new TH1F("h1PrimaryVertexX", "Primary Vertex Position X;Primary Vertex Position X (cm);Events",40,-1,1);
- fListHist->Add(fHistPrimaryVertexX);
-
- fHistPrimaryVertexY = new TH1F("h1PrimaryVertexY", "Primary Vertex Position Y;Primary Vertex Position Y (cm);Events",40,-1,1);
- fListHist->Add(fHistPrimaryVertexY);
-
- fHistPrimaryVertexZ = new TH1F("h1PrimaryVertexZ", "Primary Vertex Position Z;Primary Vertex Position Z (cm);Events",60,-5,5);
- fListHist->Add(fHistPrimaryVertexZ);
-
- // Cut checks:
- fHistDcaPosToPrimVertex = new TH2F("h2DcaPosToPrimVertex", "Positive V0 daughter;dca(cm);Status",500,0,5,2,-0.5,1.5);
- fListHist->Add(fHistDcaPosToPrimVertex);
-
- fHistDcaNegToPrimVertex = new TH2F("h2DcaNegToPrimVertex", "Negative V0 daughter;dca(cm);Status",500,0,5,2,-0.5,1.5);
- fListHist->Add(fHistDcaNegToPrimVertex);
-
- fHistDcaPosToPrimVertexZoom = new TH2F("h2DcaPosToPrimVertexZoom", "Positive V0 daughter;dca(cm);Status",100,0,0.1,2,-0.5,1.5);
- fListHist->Add(fHistDcaPosToPrimVertexZoom);
-
- fHistDcaNegToPrimVertexZoom = new TH2F("h2DcaNegToPrimVertexZoom", "Negative V0 daughter;dca(cm);Status",100,0,0.1,2,-0.5,1.5);
- fListHist->Add(fHistDcaNegToPrimVertexZoom);
-
- fHistRadiusV0 = new TH2F("h2RadiusV0", "Radius;Radius(cm);Status",1000,0,100,2,-0.5,1.5);
- fListHist->Add(fHistRadiusV0);
-
- fHistDecayLengthV0 = new TH2F("h2DecayLengthV0", "V0s decay Length;decay length(cm);Status", 200, 0, 100,2,-0.5,1.5);
- fListHist->Add(fHistDecayLengthV0);
-
- fHistDcaV0Daughters = new TH2F("h2DcaV0Daughters", "DCA between daughters;dca(cm);Status", 160, 0, 4,2,-0.5,1.5);
- fListHist->Add(fHistDcaV0Daughters);
-
- fHistChi2 = new TH2F("h2Chi2", "V0s chi2;chi2;Status", 33, 0, 33,2,-0.5,1.5);
- fListHist->Add(fHistChi2);
-
- fHistCosPointAngle = new TH2F("h2CosPointAngle", "Cosine of V0's pointing angle", 100,0,1,2,-0.5,1.5);
- fListHist->Add(fHistCosPointAngle);
-
- fHistCosPointAngleZoom = new TH2F("h2CosPointAngleZoom", "Cosine of V0's pointing angle", 100,0.9,1,2,-0.5,1.5);
- fListHist->Add(fHistCosPointAngleZoom);
-
- // Pt and rapidity distribution:
- fHistPtVsYK0s = new TH2F("h2PtVsYK0s", "K^{0} candidates;p_{t} (GeV/c);rapidity",150,0,15,30,-1.5,1.5);
- fListHist->Add(fHistPtVsYK0s);
- fHistPtVsYK0sMI = new TH2F("h2PtVsYK0sMI", "K^{0} MI candidates;p_{t} (GeV/c);rapidity",150,0,15,30,-1.5,1.5);
- fListHist->Add(fHistPtVsYK0sMI);
-
- fHistPtVsYLambda = new TH2F("h2PtVsYLambda", "#Lambda^{0} candidates;p_{t} (GeV/c);rapidity",150,0,15,30,-1.5,1.5);
- fListHist->Add(fHistPtVsYLambda);
- fHistPtVsYLambdaMI = new TH2F("h2PtVsYLambdaMI", "#Lambda^{0} MI candidates;p_{t} (GeV/c);rapidity",150,0,15,30,-1.5,1.5);
- fListHist->Add(fHistPtVsYLambdaMI);
-
- fHistPtVsYAntiLambda = new TH2F("h2PtVsYAntiLambda", "#bar{#Lambda}^{0} candidates;p_{t} (GeV/c);rapidity",150,0,15,30,-1.5,1.5);
- fListHist->Add(fHistPtVsYAntiLambda);
- fHistPtVsYAntiLambdaMI = new TH2F("h2PtVsYAntiLambdaMI", "#bar{#Lambda}^{0} MI candidates;p_{t} (GeV/c);rapidity",150,0,15,30,-1.5,1.5);
- fListHist->Add(fHistPtVsYAntiLambdaMI);
-
- // Mass:
- fHistMassK0 = new TH1F("h1MassK0", "K^{0} candidates;M(#pi^{+}#pi^{-}) (GeV/c^{2});Counts", 100, 0.4, 0.6);
- fListHist->Add(fHistMassK0);
- fHistMassK0MI = new TH1F("h1MassK0MI", "K^{0} candidates;M(#pi^{+}#pi^{-}) (GeV/c^{2});Counts", 100, 0.4, 0.6);
- fListHist->Add(fHistMassK0MI);
-
- fHistMassLambda = new TH1F("h1MassLambda", "#Lambda^{0} candidates;M(p#pi^{-}) (GeV/c^{2});Counts", 75, 1.05, 1.2);
- fListHist->Add(fHistMassLambda);
- fHistMassLambdaMI = new TH1F("h1MassLambdaMI", "#Lambda^{0} candidates;M(p#pi^{-}) (GeV/c^{2});Counts", 75, 1.05, 1.2);
- fListHist->Add(fHistMassLambdaMI);
-
- fHistMassAntiLambda = new TH1F("h1MassAntiLambda", "#bar{#Lambda}^{0} candidates;M(#bar{p}#pi^{+}) (GeV/c^{2});Counts", 75, 1.05, 1.2);
- fListHist->Add(fHistMassAntiLambda);
- fHistMassAntiLambdaMI = new TH1F("h1MassAntiLambdaMI", "#bar{#Lambda}^{0} candidates;M(#bar{p}#pi^{+}) (GeV/c^{2});Counts", 75, 1.05, 1.2);
- fListHist->Add(fHistMassAntiLambdaMI);
-
- // invariant mass vs radius
- const Double_t radius[10] = {0.0,2.5,2.9,3.9,7.6,15.0,23.9,37.8,42.8,100.0};
- Int_t NbinRadius = 9;
- Int_t NbinInvMassLambda = 300;
-
- fHistMassVsRadiusK0 = new TH2F("h2MassVsRadiusK0", "K^{0} reconstructed;radius (cm);M(#pi^{+}#pi^{-}) (GeV/c^{2})",NbinRadius,radius, 200, 0.4, 0.6);
- fListHist->Add(fHistMassVsRadiusK0);
-
- fHistMassVsRadiusK0MI = new TH2F("h2MassVsRadiusK0MI", "K^{0} MI reconstructed;radius (cm);M(#pi^{+}#pi^{-}) (GeV/c^{2})",NbinRadius,radius, 200, 0.4, 0.6);
- fListHist->Add(fHistMassVsRadiusK0MI);
-
- fHistMassVsRadiusLambda = new TH2F("h2MassVsRadiusLambda", "#Lambda reconstructed;radius (cm);M(p#pi^{-}) (GeV/c^{2})",NbinRadius,radius, 140, 1.06, 1.2);
- fListHist->Add(fHistMassVsRadiusLambda);
-
- fHistMassVsRadiusLambdaMI = new TH2F("h2MassVsRadiusLambdaMI", "#Lambda MI reconstructed;radius (cm);M(p#pi^{-}) (GeV/c^{2})",NbinRadius,radius, 140, 1.06, 1.2);
- fListHist->Add(fHistMassVsRadiusLambdaMI);
-
- fHistMassVsRadiusAntiLambda = new TH2F("h2MassVsRadiusAntiLambda", "#bar{#Lambda} reconstructed;radius (cm);M(#bar{p}#pi^{+}) (GeV/c^{2})",NbinRadius,radius, 140, 1.06, 1.2);
- fListHist->Add(fHistMassVsRadiusAntiLambda);
-
- fHistMassVsRadiusAntiLambdaMI = new TH2F("h2MassVsRadiusAntiLambdaMI", "#bar{#Lambda} reconstructed;radius (cm);M(#bar{p}#pi^{+}) (GeV/c^{2})",NbinRadius,radius, 140, 1.06, 1.2);
- fListHist->Add(fHistMassVsRadiusAntiLambdaMI);
-
-
- fHistArmenterosPodolanski = new TH2F("h2ArmenterosPodolanski","Armenteros-Podolanski phase space;#alpha;p_{t} arm",100,-1.0,1.0,50,0,0.5);
- fHistArmenterosPodolanskiMI = new TH2F("h2ArmenterosPodolanskiMI","Armenteros-Podolanski phase space;#alpha;p_{t} arm",100,-1.0,1.0,50,0,0.5);
-
-
- //********************************
- // Associated particles histograms
- //********************************
- //Pt distribution
- fHistAsMcPtK0 = new TH1F("h1AsMcPtK0", "K^{0} associated;p_{t} (GeV/c);Counts", 150, 0, 15);
- fListHist->Add(fHistAsMcPtK0);
- fHistAsMcPtK0MI = new TH1F("h1AsMcPtK0MI", "K^{0} associated;p_{t} (GeV/c);Counts", 150, 0, 15);
- fListHist->Add(fHistAsMcPtK0MI);
-
- fHistAsMcPtLambda = new TH1F("h1AsMcPtLambda", "#Lambda^{0} associated;p_{t} (GeV/c);Counts", 150, 0, 15);
- fListHist->Add(fHistAsMcPtLambda);
- fHistAsMcPtLambdaMI = new TH1F("h1AsMcPtLambdaMI", "#Lambda^{0} associated;p_{t} (GeV/c);Counts", 150, 0, 15);
- fListHist->Add(fHistAsMcPtLambdaMI);
-
- fHistAsMcPtAntiLambda = new TH1F("h1AsMcPtAntiLambda", "#bar{#Lambda}^{0} associated;p_{t} (GeV/c);Counts", 150, 0, 15);
- fListHist->Add(fHistAsMcPtAntiLambda);
- fHistAsMcPtAntiLambdaMI = new TH1F("h1AsMcPtAntiLambdaMI", "#bar{#Lambda}^{0} associated;p_{t} (GeV/c);Counts", 150, 0, 15);
- fListHist->Add(fHistAsMcPtAntiLambdaMI);
-
- fHistAsMcPtZoomK0 = new TH1F("h1AsMcPtZoomK0", "K^{0} candidates in -1 <y<1;p_{t} (GeV/c);Counts",20,0,1);
- fListHist->Add(fHistAsMcPtZoomK0);
- fHistAsMcPtZoomK0MI = new TH1F("h1AsMcPtZoomK0MI", "K^{0} MI candidates in -1 <y<1;p_{t} (GeV/c);Counts",20,0,1);
- fListHist->Add(fHistAsMcPtZoomK0MI);
-
- fHistAsMcPtZoomLambda = new TH1F("h1AsMcPtZoomLambda", "#Lambda^{0} candidates in -1 <y<1;p_{t} (GeV/c);Counts",20,0,1);
- fListHist->Add(fHistAsMcPtZoomLambda);
- fHistAsMcPtZoomLambdaMI = new TH1F("h1AsMcPtZoomLambdaMI", "#Lambda^{0} MI candidates in -1 <y<1;p_{t} (GeV/c);Counts",20,0,1);
- fListHist->Add(fHistAsMcPtZoomLambdaMI);
-
-
- // Mass
- fHistPidMcMassK0 = new TH1F("h1PidMcMassK0", "K^{0} MC PId checked;M(#pi^{+}#pi^{-}) (GeV/c^{2});Counts", 100, 0.4, 0.6);
- fListHist->Add(fHistPidMcMassK0);
- fHistPidMcMassK0MI = new TH1F("h1PidMcMassK0MI", "K^{0} MC PId checked;M(#pi^{+}#pi^{-}) (GeV/c^{2});Counts", 100, 0.4, 0.6);
- fListHist->Add(fHistPidMcMassK0MI);
-
- fHistPidMcMassLambda = new TH1F("h1PidMcMassLambda", "#Lambda^{0} MC PId checked;M(p#pi^{-}) (GeV/c^{2});Counts", 75, 1.05, 1.2);
- fListHist->Add(fHistPidMcMassLambda);
- fHistPidMcMassLambdaMI = new TH1F("h1PidMcMassLambdaMI", "#Lambda^{0} MC PId checked;M(p#pi^{-}) (GeV/c^{2});Counts", 75, 1.05, 1.2);
- fListHist->Add(fHistPidMcMassLambdaMI);
-
- fHistPidMcMassAntiLambda = new TH1F("h1PidMcMassAntiLambda", "#bar{#Lambda}^{0} MC PId checked;M(#bar{p}#pi^{+}) (GeV/c^{2});Counts", 75, 1.05, 1.2);
- fListHist->Add(fHistPidMcMassAntiLambda);
- fHistPidMcMassAntiLambdaMI = new TH1F("h1PidMcMassAntiLambdaMI", "#bar{#Lambda}^{0} MC PId checked;M(#bar{p}#pi^{+}) (GeV/c^{2});Counts", 75, 1.05, 1.2);
- fListHist->Add(fHistPidMcMassAntiLambdaMI);
-
- fHistAsMcMassK0 = new TH1F("h1AsMcMassK0", "K^{0} associated;M(#pi^{+}#pi^{-}) (GeV/c^{2});Counts", 100, 0.4, 0.6);
- fListHist->Add(fHistAsMcMassK0);
- fHistAsMcMassK0MI = new TH1F("h1AsMcMassK0MI", "K^{0} associated;M(#pi^{+}#pi^{-}) (GeV/c^{2});Counts", 100, 0.4, 0.6);
- fListHist->Add(fHistAsMcMassK0MI);
-
- fHistAsMcMassLambda = new TH1F("h1AsMcMassLambda", "#Lambda^{0} associated;M(p#pi^{-}) (GeV/c^{2});Counts", 75, 1.05, 1.2);
- fListHist->Add(fHistAsMcMassLambda);
- fHistAsMcMassLambdaMI = new TH1F("h1AsMcMassLambdaMI", "#Lambda^{0} associated;M(p#pi^{-}) (GeV/c^{2});Counts", 75, 1.05, 1.2);
- fListHist->Add(fHistAsMcMassLambdaMI);
-
- fHistAsMcMassAntiLambda = new TH1F("h1AsMcMassAntiLambda", "#bar{#Lambda}^{0} associated;M(#bar{p}#pi^{+}) (GeV/c^{2});Counts", 75, 1.05, 1.2);
- fListHist->Add(fHistAsMcMassAntiLambda);
- fHistAsMcMassAntiLambdaMI = new TH1F("h1AsMcMassAntiLambdaMI", "#bar{#Lambda}^{0} associated;M(#bar{p}#pi^{+}) (GeV/c^{2});Counts", 75, 1.05, 1.2);
- fListHist->Add(fHistAsMcMassAntiLambdaMI);
-
-
- // invariant mass vs radius
- fHistAsMcMassVsRadiusK0 = new TH2F("h2AsMcMassVsRadiusK0", "K^{0} associated;radius (cm);M(#pi^{+}#pi^{-}) (GeV/c^{2})",NbinRadius,radius, 500, 0.47, 0.52);
- fListHist->Add(fHistAsMcMassVsRadiusK0);
-
- fHistAsMcMassVsRadiusK0MI = new TH2F("h2AsMcMassVsRadiusK0MI", "K^{0} MI associated;radius (cm);M(#pi^{+}#pi^{-}) (GeV/c^{2})",NbinRadius,radius, 500, 0.47, 0.52);
- fListHist->Add(fHistAsMcMassVsRadiusK0MI);
-
- fHistAsMcMassVsRadiusLambda = new TH2F("h2AsMcMassVsRadiusLambda", "#Lambda associated;radius (cm);M(p#pi^{-}) (GeV/c^{2})",NbinRadius,radius, NbinInvMassLambda, 1.10, 1.13);
- fListHist->Add(fHistAsMcMassVsRadiusLambda);
-
- fHistAsMcMassVsRadiusLambdaMI = new TH2F("h2AsMcMassVsRadiusLambdaMI", "#Lambda MI associated;radius (cm);M(p#pi^{-}) (GeV/c^{2})",NbinRadius,radius, NbinInvMassLambda, 1.10, 1.13);
- fListHist->Add(fHistAsMcMassVsRadiusLambdaMI);
-
- fHistAsMcMassVsRadiusAntiLambda = new TH2F("h2AsMcMassVsRadiusAntiLambda", "#bar{#Lambda} associated;radius (cm);M(#bar{p}#pi^{+}) (GeV/c^{2})",NbinRadius,radius,NbinInvMassLambda , 1.10, 1.13);
- fListHist->Add(fHistAsMcMassVsRadiusAntiLambda);
-
- fHistAsMcMassVsRadiusAntiLambdaMI = new TH2F("h2AsMcMassVsRadiusAntiLambdaMI", "#bar{#Lambda} MI associated;radius (cm);M(#bar{p}#pi^{+}) (GeV/c^{2})",NbinRadius,radius,NbinInvMassLambda , 1.10, 1.13);
- fListHist->Add(fHistAsMcMassVsRadiusAntiLambdaMI);
-
-
- // Resolution
- fHistAsMcResxK0 = new TH1F("h1AsMcResxK0", "K^{0} associated;#Delta x (cm);Counts", 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcResxK0);
- fHistAsMcResyK0 = new TH1F("h1AsMcResyK0", "K^{0} associated;#Delta y (cm);Counts", 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcResyK0);
- fHistAsMcReszK0 = new TH1F("h1AsMcReszK0", "K^{0} associated;#Delta z (cm);Counts", 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcReszK0);
- fHistAsMcResrVsRadiusK0 = new TH2F("h2AsMcResrVsRadiusK0", "K^{0} associated;Radius (cm);#Delta r (cm)",8,radius, 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcResrVsRadiusK0);
- fHistAsMcReszVsRadiusK0 = new TH2F("h2AsMcReszVsRadiusK0", "K^{0} associated;Radius (cm);#Delta z (cm)",8,radius, 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcReszVsRadiusK0);
-
- fHistAsMcResxK0MI = new TH1F("h1AsMcResxK0MI", "K^{0} MI associated;#Delta x (cm);Counts", 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcResxK0MI);
- fHistAsMcResyK0MI = new TH1F("h1AsMcResyK0MI", "K^{0} MI associated;#Delta y (cm);Counts", 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcResyK0MI);
- fHistAsMcReszK0MI = new TH1F("h1AsMcReszK0MI", "K^{0} MI associated;#Delta z (cm);Counts", 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcReszK0MI);
- fHistAsMcResrVsRadiusK0MI = new TH2F("h2AsMcResrVsRadiusK0MI", "K^{0} MI associated;Radius (cm);#Delta r (cm)",8,radius, 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcResrVsRadiusK0MI);
- fHistAsMcReszVsRadiusK0MI = new TH2F("h2AsMcReszVsRadiusK0MI", "K^{0} MI associated;Radius (cm);#Delta z (cm)",8,radius, 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcReszVsRadiusK0MI);
-
- fHistAsMcResxLambda = new TH1F("h1AsMcResxLambda", "#Lambda^{0} associated;#Delta x (cm);Counts", 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcResxLambda);
- fHistAsMcResyLambda = new TH1F("h1AsMcResyLambda", "#Lambda^{0} associated;#Delta y (cm);Counts", 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcResyLambda);
- fHistAsMcReszLambda = new TH1F("h1AsMcReszLambda", "#Lambda^{0} associated;#Delta z (cm);Counts", 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcReszLambda);
- fHistAsMcResrVsRadiusLambda = new TH2F("h2AsMcResrVsRadiusLambda", "#Lambda^{0} associated;Radius (cm);#Delta r (cm)",8,radius, 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcResrVsRadiusLambda);
- fHistAsMcReszVsRadiusLambda = new TH2F("h2AsMcReszVsRadiusLambda", "#Lambda^{0} associated;Radius (cm);#Delta z (cm)",8,radius, 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcReszVsRadiusLambda);
-
- fHistAsMcResxLambdaMI = new TH1F("h1AsMcResxLambdaMI", "#Lambda^{0} MI associated;#Delta x (cm);Counts", 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcResxLambdaMI);
- fHistAsMcResyLambdaMI = new TH1F("h1AsMcResyLambdaMI", "#Lambda^{0} MI associated;#Delta y (cm);Counts", 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcResyLambdaMI);
- fHistAsMcReszLambdaMI = new TH1F("h1AsMcReszLambdaMI", "#Lambda^{0} MI associated;#Delta z (cm);Counts", 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcReszLambdaMI);
- fHistAsMcResrVsRadiusLambdaMI = new TH2F("h2AsMcResrVsRadiusLambdaMI", "#Lambda^{0} MI associated;Radius (cm);#Delta r (cm)",8,radius, 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcResrVsRadiusLambdaMI);
- fHistAsMcReszVsRadiusLambdaMI = new TH2F("h2AsMcReszVsRadiusLambdaMI", "#Lambda^{0} MI associated;Radius (cm);#Delta z (cm)",8,radius, 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcReszVsRadiusLambdaMI);
-
- fHistAsMcResxAntiLambda = new TH1F("h1AsMcResxAntiLambda", "#bar{#Lambda}^{0} associated;#Delta x (cm);Counts", 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcResxAntiLambda);
- fHistAsMcResyAntiLambda = new TH1F("h1AsMcResyAntiLambda", "#bar{#Lambda}^{0} associated;#Delta y (cm);Counts", 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcResyAntiLambda);
- fHistAsMcReszAntiLambda = new TH1F("h1AsMcReszAntiLambda", "#bar{#Lambda}^{0} associated;#Delta z (cm);Counts", 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcReszAntiLambda);
- fHistAsMcResrVsRadiusAntiLambda = new TH2F("h2AsMcResrVsRadiusAntiLambda", "#bar{#Lambda}^{0} associated;Radius (cm);#Delta r (cm)",8,radius, 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcResrVsRadiusAntiLambda);
- fHistAsMcReszVsRadiusAntiLambda = new TH2F("h2AsMcReszVsRadiusAntiLambda", "#bar{#Lambda}^{0} associated;Radius (cm);#Delta z (cm)",8,radius, 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcReszVsRadiusAntiLambda);
-
- fHistAsMcResxAntiLambdaMI = new TH1F("h1AsMcResxAntiLambdaMI", "#bar{#Lambda}^{0} MI associated;#Delta x (cm);Counts", 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcResxAntiLambdaMI);
- fHistAsMcResyAntiLambdaMI = new TH1F("h1AsMcResyAntiLambdaMI", "#bar{#Lambda}^{0} MI associated;#Delta y (cm);Counts", 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcResyAntiLambdaMI);
- fHistAsMcReszAntiLambdaMI = new TH1F("h1AsMcReszAntiLambdaMI", "#bar{#Lambda}^{0} MI associated;#Delta z (cm);Counts", 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcReszAntiLambdaMI);
- fHistAsMcResrVsRadiusAntiLambdaMI = new TH2F("h2AsMcResrVsRadiusAntiLambdaMI", "#bar{#Lambda}^{0} MI associated;Radius (cm);#Delta r (cm)",8,radius, 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcResrVsRadiusAntiLambdaMI);
- fHistAsMcReszVsRadiusAntiLambdaMI = new TH2F("h2AsMcReszVsRadiusAntiLambdaMI", "#bar{#Lambda}^{0} MI associated;Radius (cm);#Delta z (cm)",8,radius, 50, -0.25, 0.25);
- fListHist->Add(fHistAsMcReszVsRadiusAntiLambdaMI);
-
-
-}
-
-//________________________________________________________________________
-void AliAnalysisTaskESDStrangeMC::Exec(Option_t *)
-{
- AliLog::SetGlobalLogLevel(AliLog::kError);
-
- //**********************************************
- // Check Monte Carlo information access first:
- //**********************************************
- // Process MC truth, therefore we receive the AliAnalysisManager and ask it for the AliMCEventHandler
- // This handler can return the current MC event
-
- AliMCEventHandler* eventHandler = dynamic_cast<AliMCEventHandler*> (AliAnalysisManager::GetAnalysisManager()->GetMCtruthEventHandler());
- if (!eventHandler) {
- Printf("ERROR: Could not retrieve MC event handler");
- return;
- }
-
- AliMCEvent* mcEvent = eventHandler->MCEvent();
- if (!mcEvent) {
- Printf("ERROR: Could not retrieve MC event");
- return;
- }
-
- AliStack* stack = mcEvent->Stack();
-
- //**********************************************
- // MC loop
- // Called for each event
- //**********************************************
-
- //Printf("MC particles: %d", mcEvent->GetNumberOfTracks());
- //Printf("MC primary particles: %d", stack->GetNprimary());
-
- for (Int_t iTracksMC = 0; iTracksMC < mcEvent->GetNumberOfTracks(); iTracksMC++) {
- AliMCParticle* trackMC = mcEvent->GetTrack(iTracksMC);
- if (!trackMC) {
- Printf("ERROR: Could not receive track %d (mc loop)", iTracksMC);
- continue;
- }
- fHistMCMultiplicity->Fill(mcEvent->GetNumberOfTracks());
- fHistPtMC->Fill(trackMC->Pt());
- } //end MC tracks loop
-
- Double_t y =999.9;
- for (Int_t iMc = 0; iMc < stack->GetNprimary(); ++iMc) {
- TParticle *p0 = stack->Particle(iMc);
- if (!p0) {
- Printf("ERROR: particle with label %d not found in stack (mc loop)", iMc);
- continue;
- }
- y=myRap(p0->Energy(),p0->Pz());
- if (p0->GetPdgCode()==310) fHistMCPtVsYK0s->Fill(p0->Pt(),y);
- else if (p0->GetPdgCode()==3122) fHistMCPtVsYLambda->Fill(p0->Pt(),y);
- else if (p0->GetPdgCode()==-3122) fHistMCPtVsYAntiLambda->Fill(p0->Pt(),y);
-
- }// end loop MC primary particles
-
-
- //*********************************************
- // ESD loop
- // Called for each event
- //*********************************************
-
- if (!fESD) {
- Printf("ERROR: fESD not available");
- return;
- }
-
- //Printf("There are %d tracks in this event", fESD->GetNumberOfTracks());
- if (!(fESD->GetNumberOfTracks())) {
- //Printf("No ESD track in the event");
- return;
- }
- fHistTrackPerEvent->Fill(fESD->GetNumberOfTracks());
-
- // Track loop to fill a pT spectrum
- for (Int_t iesdTracks = 0; iesdTracks < fESD->GetNumberOfTracks(); iesdTracks++) {
- AliESDtrack* esdtrack = fESD->GetTrack(iesdTracks);
- if (!esdtrack) {
- Printf("ERROR: Could not receive track %d", iesdTracks);
- continue;
- }
- }
-
- // Primary Vertex
- Double_t PrimaryVtxPosition[3];
- Double_t PrimaryVtxCov[6];
-
- const AliESDVertex *primaryVtx = fESD->GetPrimaryVertex();
-
- primaryVtx->GetXYZ(PrimaryVtxPosition);
- primaryVtx->GetCovMatrix(PrimaryVtxCov);
-
- AliAODVertex *primary = new AliAODVertex(PrimaryVtxPosition, PrimaryVtxCov, primaryVtx->GetChi2toNDF(), NULL, -1, AliAODVertex::kPrimary);
-
- fHistPrimaryVertexX->Fill(primary->GetX());
- fHistPrimaryVertexY->Fill(primary->GetY());
- fHistPrimaryVertexZ->Fill(primary->GetZ());
-
-
- // V0 variables:
- // to get info from ESD files and fill AliAODVertex:
- Float_t tdcaPosToPrimVertexXYZ[2], tdcaNegToPrimVertexXYZ[2]; // ..[0] = Impact parameter in XY plane and ..[1] = Impact parameter in Z
- Double_t tdcaDaughterToPrimVertex[2]; // ..[0] = Pos and ..[1] = Neg
- Double_t tdcaV0Daughters = 0, tdcaV0ToPrimVertex = 0;
- Double_t tMomPos[3];
- Double_t tMomNeg[3];
- Double_t V0Position[3];
- Double_t V0Cov[6];
-
- // to fill AliAODtrack:
- Double_t TrackP[3];
- Double_t TrackPosition[3];
- Double_t TrackcovTr[21];
- Double_t Trackpid[10];
-
- Int_t lIndexTrackPos = 0, lIndexTrackNeg = 0;
- UInt_t lLabelTrackPos = 0, lLabelTrackNeg = 0;
- Int_t lCheckPIdK0Short = 0, lCheckMcK0Short = 0;
- Int_t lCheckPIdLambda = 0, lCheckMcLambda = 0;
- Int_t lCheckPIdAntiLambda = 0, lCheckMcAntiLambda = 0;
-
- Double_t mcPosX = 0, mcPosY = 0, mcPosZ = 0;
- Double_t rcPosX = 0, rcPosY = 0, rcPosZ = 0;
- Double_t rcPosR = 0, mcPosR = 0;
- Double_t cosPointAngle = 0;
- Double_t deltaPos2 = 0;
- Double_t deltaPos[3];
-
- Int_t myStatus = 0;
- Double_t pt = 0;
-
- AliAODTrack *myPosAodTrack = new AliAODTrack();
- AliAODTrack *myNegAodTrack = new AliAODTrack();
- AliAODVertex *myAODVertex = new AliAODVertex();
- AliAODv0 *myAODv0 = new AliAODv0();
-
- // V0 loop
- for (Int_t iV0 = 0; iV0 < fESD->GetNumberOfV0s(); iV0++) {
-
- AliESDv0 *v0 = fESD->GetV0(iV0);
- if (!v0) continue;
- myAODv0->ResetV0();
-
- // AliAODVertex
- v0->GetXYZ(V0Position[0], V0Position[1], V0Position[2]);
- v0->GetPosCov(V0Cov);
- myAODVertex->SetPosition(V0Position[0],V0Position[1],V0Position[2]);
- myAODVertex->SetCovMatrix(V0Cov);
- myAODVertex->SetChi2perNDF(v0->GetChi2V0());
- myAODVertex->SetID((Short_t)iV0);
- myAODVertex->SetParent(primary);
- myAODVertex->SetType(AliAODVertex::kV0);
-
- // AliAODtrack (V0 Daughters)
- lIndexTrackPos = TMath::Abs(v0->GetPindex());
- lIndexTrackNeg = TMath::Abs(v0->GetNindex());
- AliESDtrack *TrackPos = fESD->GetTrack(lIndexTrackPos);
- AliESDtrack *TrackNeg = fESD->GetTrack(lIndexTrackNeg);
- if (!TrackPos || !TrackNeg) {
- Printf("ERROR: Could not retreive one of the daughter track");
- continue;
- }
- lLabelTrackPos = (UInt_t)TMath::Abs(TrackPos->GetLabel());
- lLabelTrackNeg = (UInt_t)TMath::Abs(TrackNeg->GetLabel());
-
- myPosAodTrack->SetID((Short_t)(TrackPos->GetID()));
- myPosAodTrack->SetLabel(lLabelTrackPos);
- TrackPos->GetPxPyPz(TrackP);
- myPosAodTrack->SetP(TrackP);
- TrackPos->GetXYZ(TrackPosition);
- myPosAodTrack->SetPosition(TrackPosition,kFALSE);
- TrackPos->GetCovarianceXYZPxPyPz(TrackcovTr);
- myPosAodTrack->SetCovMatrix(TrackcovTr);
- TrackPos->GetESDpid(Trackpid);
- myPosAodTrack->SetPID(Trackpid);
- myPosAodTrack->SetCharge((Short_t)(TrackPos->Charge()));
- myPosAodTrack->SetITSClusterMap(TrackPos->GetITSClusterMap());
- myPosAodTrack->SetProdVertex(myAODVertex);
- myPosAodTrack->SetUsedForVtxFit(kTRUE);
- myPosAodTrack->SetUsedForPrimVtxFit(kFALSE);
- myPosAodTrack->SetType(AliAODTrack::kSecondary);
- myPosAodTrack->ConvertAliPIDtoAODPID();
-
- myNegAodTrack->SetID((Short_t)(TrackNeg->GetID()));
- myNegAodTrack->SetLabel(lLabelTrackNeg);
- TrackNeg->GetPxPyPz(TrackP);
- myNegAodTrack->SetP(TrackP);
- TrackNeg->GetXYZ(TrackPosition);
- myNegAodTrack->SetPosition(TrackPosition,kFALSE);
- TrackNeg->GetCovarianceXYZPxPyPz(TrackcovTr);
- myNegAodTrack->SetCovMatrix(TrackcovTr);
- TrackNeg->GetESDpid(Trackpid);
- myNegAodTrack->SetPID(Trackpid);
- myNegAodTrack->SetCharge((Short_t)(TrackNeg->Charge()));
- myNegAodTrack->SetITSClusterMap(TrackPos->GetITSClusterMap());
- myNegAodTrack->SetProdVertex(myAODVertex);
- myNegAodTrack->SetUsedForVtxFit(kTRUE);
- myNegAodTrack->SetUsedForPrimVtxFit(kFALSE);
- myNegAodTrack->SetType(AliAODTrack::kSecondary);
- myNegAodTrack->ConvertAliPIDtoAODPID();
-
- myAODVertex->AddDaughter(myPosAodTrack);
- myAODVertex->AddDaughter(myNegAodTrack);
-
- // filling myAODv0
- tdcaV0Daughters = v0->GetDcaV0Daughters();
- tdcaV0ToPrimVertex = v0->GetD(primary->GetX(),primary->GetY(),primary->GetZ());
-
- if (TrackPos) TrackPos->GetImpactParameters(tdcaPosToPrimVertexXYZ[0],tdcaPosToPrimVertexXYZ[1]);
- if (TrackNeg) TrackNeg->GetImpactParameters(tdcaNegToPrimVertexXYZ[0],tdcaNegToPrimVertexXYZ[1]);
- tdcaDaughterToPrimVertex[0] = TMath::Sqrt(tdcaPosToPrimVertexXYZ[0]*tdcaPosToPrimVertexXYZ[0]+tdcaPosToPrimVertexXYZ[1]*tdcaPosToPrimVertexXYZ[1]);
- tdcaDaughterToPrimVertex[1] = TMath::Sqrt(tdcaNegToPrimVertexXYZ[0]*tdcaNegToPrimVertexXYZ[0]+tdcaNegToPrimVertexXYZ[1]*tdcaNegToPrimVertexXYZ[1]);
-
- v0->GetPPxPyPz(tMomPos[0],tMomPos[1],tMomPos[2]);
- v0->GetNPxPyPz(tMomNeg[0],tMomNeg[1],tMomNeg[2]);
-
- myAODv0->Fill(myAODVertex, tdcaV0Daughters, tdcaV0ToPrimVertex, tMomPos, tMomNeg, tdcaDaughterToPrimVertex);
-
- // Checking if the v0s is associated with a Monte Carlo particle
- //AliMCParticle *lPartPos= mcEvent->GetTrack(lLabelTrackPos);
- //AliMCParticle *lPartNeg= mcEvent->GetTrack(lLabelTrackNeg);
- TParticle *lPartPos = stack->Particle(lLabelTrackPos);
- TParticle *lPartNeg = stack->Particle(lLabelTrackNeg);
- Int_t lPartPosMother = lPartPos->GetFirstMother();
- Int_t lPartNegMother = lPartNeg->GetFirstMother();
-
- lCheckPIdK0Short = 0; lCheckMcK0Short = 0;
- lCheckPIdLambda = 0; lCheckMcLambda = 0;
- lCheckPIdAntiLambda = 0; lCheckMcAntiLambda = 0;
-
- if( (lPartPosMother==-1) || (lPartNegMother==-1) ) {
- fHistMCDaughterTrack->Fill(1);
- }
- else if( (lPartPos->GetPdgCode()==+211) &&
- (lPartNeg->GetPdgCode()==-211) ) {
- lCheckPIdK0Short = 1;
- fHistMCDaughterTrack->Fill(3);
- if ( (lPartPosMother==lPartNegMother) &&
- (stack->Particle(lPartPosMother)->GetPdgCode()==310) ){
- lCheckMcK0Short = 1;
- mcPosX = lPartPos->Vx();
- mcPosY = lPartPos->Vy();
- mcPosZ = lPartPos->Vz();
- mcPosR = TMath::Sqrt(mcPosX*mcPosX+mcPosY*mcPosY);
- }
- }
- else if( (lPartPos->GetPdgCode()==+2212) &&
- (lPartNeg->GetPdgCode()==-211) ) {
- lCheckPIdLambda = 1;
- fHistMCDaughterTrack->Fill(5);
- if ( (lPartPosMother==lPartNegMother) &&
- (stack->Particle(lPartPosMother)->GetPdgCode()==3122) ){
- lCheckMcLambda = 1;
- mcPosX = lPartPos->Vx();
- mcPosY = lPartPos->Vy();
- mcPosZ = lPartPos->Vz();
- mcPosR = TMath::Sqrt(mcPosX*mcPosX+mcPosY*mcPosY);
- }
- }
- else if( (lPartPos->GetPdgCode()==211) &&
- (lPartNeg->GetPdgCode()==-2212) ) {
- lCheckPIdAntiLambda = 1;
- fHistMCDaughterTrack->Fill(7);
- if ( (lPartPosMother==lPartNegMother) &&
- (stack->Particle(lPartPosMother)->GetPdgCode()==-3122) ){
- lCheckMcAntiLambda = 1;
- mcPosX = lPartPos->Vx();
- mcPosY = lPartPos->Vy();
- mcPosZ = lPartPos->Vz();
- mcPosR = TMath::Sqrt(mcPosX*mcPosX+mcPosY*mcPosY);
- }
- }
-
- // Reconstructed V0 position and Cos pointing angle:
- rcPosX = myAODv0->DecayVertexV0X();
- rcPosY = myAODv0->DecayVertexV0Y();
- rcPosZ = myAODv0->DecayVertexV0Z();
- rcPosR = TMath::Sqrt(rcPosX*rcPosX+rcPosY*rcPosY);
-
- deltaPos[0] = rcPosX - PrimaryVtxPosition[0];
- deltaPos[1] = rcPosY - PrimaryVtxPosition[1];
- deltaPos[2] = rcPosZ - PrimaryVtxPosition[2];
- deltaPos2 = deltaPos[0]*deltaPos[0] + deltaPos[1]*deltaPos[1] + deltaPos[2]*deltaPos[2];
- cosPointAngle = (deltaPos[0]*(myAODv0->MomV0X()) + deltaPos[1]*(myAODv0->MomV0Y()) + deltaPos[2]*(myAODv0->MomV0Z()))/TMath::Sqrt((myAODv0->Ptot2V0())*deltaPos2);
-
-
-
- myStatus = v0->GetOnFlyStatus();
- pt = TMath::Sqrt(myAODv0->Ptot2V0());
-
- // filling histograms
- fHistDcaPosToPrimVertex->Fill(myAODv0->DcaPosToPrimVertex(),myStatus);
- fHistDcaNegToPrimVertex->Fill(myAODv0->DcaNegToPrimVertex(),myStatus);
- fHistDcaPosToPrimVertexZoom->Fill(myAODv0->DcaPosToPrimVertex(),myStatus);
- fHistDcaNegToPrimVertexZoom->Fill(myAODv0->DcaNegToPrimVertex(),myStatus);
- fHistRadiusV0->Fill(myAODv0->RadiusV0(),myStatus);
- fHistDecayLengthV0->Fill(myAODv0->DecayLengthV0(PrimaryVtxPosition),myStatus);
- fHistDcaV0Daughters->Fill(myAODv0->DcaV0Daughters(),myStatus);
- fHistChi2->Fill(myAODv0->Chi2V0(),myStatus);
- fHistCosPointAngle->Fill(cosPointAngle,myStatus);
- if (cosPointAngle >= 0.9) fHistCosPointAngleZoom->Fill(cosPointAngle,myStatus);
- if (!myStatus) {
- fHistPtVsYK0s->Fill(pt,myAODv0->RapK0Short());
- fHistPtVsYLambda->Fill(pt,myAODv0->RapLambda());
- fHistPtVsYAntiLambda->Fill(pt,myAODv0->RapLambda());
- fHistArmenterosPodolanski->Fill(myAODv0->AlphaV0(),myAODv0->PtArmV0());
- }
- else {
- fHistPtVsYK0sMI->Fill(pt,myAODv0->RapK0Short());
- fHistPtVsYLambdaMI->Fill(pt,myAODv0->RapLambda());
- fHistPtVsYAntiLambdaMI->Fill(pt,myAODv0->RapLambda());
- fHistArmenterosPodolanskiMI->Fill(myAODv0->AlphaV0(),myAODv0->PtArmV0());
- }
- // K0s associated histograms:
- if (TMath::Abs(myAODv0->RapK0Short()) < 1) {
- switch (myStatus){
- case 0 :
- fHistMassK0->Fill(myAODv0->MassK0Short());
- fHistMassVsRadiusK0->Fill(myAODv0->RadiusV0(),myAODv0->MassK0Short());
- if(lCheckPIdK0Short) fHistPidMcMassK0->Fill(myAODv0->MassK0Short());
- if(lCheckMcK0Short) {
- fHistAsMcMassK0->Fill(myAODv0->MassK0Short());
- fHistAsMcPtK0->Fill(pt);
- if (pt <= 1) fHistAsMcPtZoomK0->Fill(pt);
- fHistAsMcResxK0->Fill(rcPosX-mcPosX);
- fHistAsMcResyK0->Fill(rcPosY-mcPosY);
- fHistAsMcReszK0->Fill(rcPosZ-mcPosZ);
- fHistAsMcResrVsRadiusK0->Fill(rcPosR,rcPosR-mcPosR);
- fHistAsMcReszVsRadiusK0->Fill(rcPosR,rcPosZ-mcPosZ);
- }
- break;
-
- case 1 :
- fHistMassK0MI->Fill(myAODv0->MassK0Short());
- fHistMassVsRadiusK0MI->Fill(myAODv0->RadiusV0(),myAODv0->MassK0Short());
- if(lCheckPIdK0Short) fHistPidMcMassK0MI->Fill(myAODv0->MassK0Short());
- if(lCheckMcK0Short) {
- fHistAsMcMassK0MI->Fill(myAODv0->MassK0Short());
- fHistAsMcPtK0MI->Fill(pt);
- if (pt <= 1) fHistAsMcPtZoomK0MI->Fill(pt);
- fHistAsMcResxK0MI->Fill(rcPosX-mcPosX);
- fHistAsMcResyK0MI->Fill(rcPosY-mcPosY);
- fHistAsMcReszK0MI->Fill(rcPosZ-mcPosZ);
- fHistAsMcResrVsRadiusK0MI->Fill(rcPosR,rcPosR-mcPosR);
- fHistAsMcReszVsRadiusK0MI->Fill(rcPosR,rcPosZ-mcPosZ);
- }
- break;
-
- }
- }
- // Lambda and AntiLambda associated histograms:
- if (TMath::Abs(myAODv0->RapLambda()) < 1) {
- switch (myStatus){
- case 0 :
- fHistMassLambda->Fill(myAODv0->MassLambda());
- fHistMassAntiLambda->Fill(myAODv0->MassAntiLambda());
- fHistMassVsRadiusLambda->Fill(myAODv0->RadiusV0(),myAODv0->MassLambda());
- fHistMassVsRadiusAntiLambda->Fill(myAODv0->RadiusV0(),myAODv0->MassAntiLambda());
- if(lCheckPIdLambda) fHistPidMcMassLambda->Fill(myAODv0->MassLambda());
- else if (lCheckPIdAntiLambda) fHistPidMcMassAntiLambda->Fill(myAODv0->MassAntiLambda());
- if(lCheckMcLambda) {
- fHistAsMcMassLambda->Fill(myAODv0->MassLambda());
- fHistAsMcPtLambda->Fill(pt);
- if (pt <= 1) fHistAsMcPtZoomLambda->Fill(pt);
- fHistAsMcMassVsRadiusLambda->Fill(myAODv0->RadiusV0(),myAODv0->MassLambda());
- fHistAsMcResxLambda->Fill(rcPosX-mcPosX);
- fHistAsMcResyLambda->Fill(rcPosY-mcPosY);
- fHistAsMcReszLambda->Fill(rcPosZ-mcPosZ);
- fHistAsMcResrVsRadiusLambda->Fill(rcPosR,rcPosR-mcPosR);
- fHistAsMcReszVsRadiusLambda->Fill(rcPosR,rcPosZ-mcPosZ);
-
- }
- else if(lCheckMcAntiLambda) {
- fHistAsMcMassAntiLambda->Fill(myAODv0->MassAntiLambda());
- fHistAsMcPtAntiLambda->Fill(pt);
- fHistAsMcMassVsRadiusAntiLambda->Fill(myAODv0->RadiusV0(),myAODv0->MassAntiLambda());
- fHistAsMcResxAntiLambda->Fill(rcPosX-mcPosX);
- fHistAsMcResyAntiLambda->Fill(rcPosY-mcPosY);
- fHistAsMcReszAntiLambda->Fill(rcPosZ-mcPosZ);
- fHistAsMcResrVsRadiusAntiLambda->Fill(rcPosR,rcPosR-mcPosR);
- fHistAsMcReszVsRadiusAntiLambda->Fill(rcPosR,rcPosZ-mcPosZ);
- }
- break;
-
- case 1 :
- fHistMassLambdaMI->Fill(myAODv0->MassLambda());
- fHistMassAntiLambdaMI->Fill(myAODv0->MassAntiLambda());
- fHistMassVsRadiusLambdaMI->Fill(myAODv0->RadiusV0(),myAODv0->MassLambda());
- fHistMassVsRadiusAntiLambdaMI->Fill(myAODv0->RadiusV0(),myAODv0->MassAntiLambda());
- if(lCheckPIdLambda) fHistPidMcMassLambdaMI->Fill(myAODv0->MassLambda());
- else if (lCheckPIdAntiLambda) fHistPidMcMassAntiLambdaMI->Fill(myAODv0->MassAntiLambda());
- if(lCheckMcLambda) {
- fHistAsMcMassLambdaMI->Fill(myAODv0->MassLambda());
- fHistAsMcPtLambdaMI->Fill(pt);
- fHistAsMcMassVsRadiusLambdaMI->Fill(myAODv0->RadiusV0(),myAODv0->MassLambda());
- fHistAsMcResxLambdaMI->Fill(rcPosX-mcPosX);
- fHistAsMcResyLambdaMI->Fill(rcPosY-mcPosY);
- fHistAsMcReszLambdaMI->Fill(rcPosZ-mcPosZ);
- fHistAsMcResrVsRadiusLambdaMI->Fill(rcPosR,rcPosR-mcPosR);
- fHistAsMcReszVsRadiusLambdaMI->Fill(rcPosR,rcPosZ-mcPosZ);
- }
- else if(lCheckMcAntiLambda) {
- fHistAsMcMassAntiLambdaMI->Fill(myAODv0->MassAntiLambda());
- fHistAsMcPtAntiLambdaMI->Fill(pt);
- fHistAsMcMassVsRadiusAntiLambdaMI->Fill(myAODv0->RadiusV0(),myAODv0->MassAntiLambda());
- fHistAsMcResxAntiLambdaMI->Fill(rcPosX-mcPosX);
- fHistAsMcResyAntiLambdaMI->Fill(rcPosY-mcPosY);
- fHistAsMcReszAntiLambdaMI->Fill(rcPosZ-mcPosZ);
- fHistAsMcResrVsRadiusAntiLambdaMI->Fill(rcPosR,rcPosR-mcPosR);
- fHistAsMcReszVsRadiusAntiLambdaMI->Fill(rcPosR,rcPosZ-mcPosZ);
- }
- break;
-
- }
- }
-
- } // end V0 loop
-
- if (primary) delete primary;
- if (myPosAodTrack) delete myPosAodTrack;
- if (myNegAodTrack) delete myNegAodTrack;
- //if (myAODVertex) delete myAODVertex; // don't !!!
- if (myAODv0) delete myAODv0;
-
-
- // Post output data
- PostData(0, fListHist);
-}
-
-//________________________________________________________________________
-void AliAnalysisTaskESDStrangeMC::Terminate(Option_t *)
-{
- // Draw result to the screen
- // Called once at the end of the query
-
- /*
- fHistPtMC = dynamic_cast<TH1F*> (((TList*)GetOutputData(0))->FindObject("h1PtMC"));
- if (!fHistPtMC) {
- Printf("ERROR: fHistPtMC not available");
- return;
- }
-
- TCanvas *c1 = new TCanvas("AliAnalysisTaskESDStrangeMC","Pt MC",10,10,510,510);
- c1->cd(1)->SetLogy();
- fHistPtMC->DrawCopy("E");
-*/
-}
-
-//----------------------------------------------------------------------------
-
-Double_t myRap(Double_t rE, Double_t rPz)
-{
- Double_t lRapidity = 1.e30;
- if(rPz && rE && (rPz != rE) && (1.+(2./((rE/rPz)-1.))>0))
- lRapidity = 0.5*log(1.+(2./((rE/rPz)-1.)));
- return lRapidity;
- }
-
-//----------------------------------------------------------------------------
-
git://git.uio.no / u / mrichter / AliRoot.git / commitdiff