[u/mrichter/AliRoot.git] / PWG4 / JetTasks / AliPWG4HighPtSpectra.cxx

/**************************************************************************
 * 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.                  *
 **************************************************************************/

//-----------------------------------------------------------------------
// Example of task (running locally, on AliEn and CAF),
// which provides standard way of calculating acceptance and efficiency
// between different steps of the procedure.
// The ouptut of the task is a AliCFContainer from which the efficiencies
// can be calculated
//-----------------------------------------------------------------------
// Author : Marta Verweij - UU
//-----------------------------------------------------------------------


#ifndef ALIPWG4HIGHPTSPECTRA_CXX
#define ALIPWG4HIGHPTSPECTRA_CXX

#include "AliPWG4HighPtSpectra.h"

#include "TVector3.h"
#include <iostream>
#include "TH1.h"
#include "TH2.h"
#include "TH3.h"
#include "TList.h"
#include "TChain.h"

#include "AliAnalysisManager.h"
#include "AliESDInputHandler.h"
#include "AliESDtrack.h"
#include "AliESDtrackCuts.h"
#include "AliExternalTrackParam.h"

#include "AliLog.h"

#include "AliStack.h"
#include "TParticle.h"
#include "AliMCEvent.h"
#include "AliMCEventHandler.h"
#include "AliCFContainer.h"

//#include "$ALICE_ROOT/PWG4/JetTasks/AliAnalysisHelperJetTasks.h"

//#include <iostream>
using namespace std; //required for resolving the 'cout' symbol

ClassImp(AliPWG4HighPtSpectra)

//__________________________________________________________________________
AliPWG4HighPtSpectra::AliPWG4HighPtSpectra() : AliAnalysisTask("AliPWG4HighPtSpectra", ""), 
  fReadAODData(0),
  fCFManagerPos(0x0),
  fCFManagerNeg(0x0),
  fESD(0),
  fTrackCuts(0),
  fTrackCutsTPConly(0),
  fHistList(0),
  fNEventAll(0),
  fNEventSel(0)
{
  //
  //Default ctor
  //
}
//___________________________________________________________________________
AliPWG4HighPtSpectra::AliPWG4HighPtSpectra(const Char_t* name) :
  AliAnalysisTask(name,""),
  fReadAODData(0),
  fCFManagerPos(0x0),
  fCFManagerNeg(0x0),
  fESD(0),
  fTrackCuts(),
  fTrackCutsTPConly(0),
  fHistList(0),
  fNEventAll(0),
  fNEventSel(0)
{
  //
  // Constructor. Initialization of Inputs and Outputs
  //
  AliDebug(2,Form("AliPWG4HighPtSpectra Calling Constructor"));
  // Input slot #0 works with a TChain ESD
  DefineInput(0, TChain::Class());
  // Output slot #0 writes into a TList
  DefineOutput(0,TList::Class());
  // Output slot #1, #2 writes into a AliCFContainer
  DefineOutput(1,AliCFContainer::Class());
  DefineOutput(2,AliCFContainer::Class());
  // Output slot #3 writes into a AliESDtrackCuts
  DefineOutput(3, AliESDtrackCuts::Class());
  DefineOutput(4, AliESDtrackCuts::Class());
}

//________________________________________________________________________
void AliPWG4HighPtSpectra::LocalInit()
{
  //
  // Only called once at beginning
  //
  PostData(3,fTrackCuts);
  PostData(4,fTrackCutsTPConly);
}

//________________________________________________________________________
void AliPWG4HighPtSpectra::ConnectInputData(Option_t *) 
{
  // Connect ESD here
  // Called once
  AliDebug(2,Form(">> AliPWG4HighPtSpectra::ConnectInputData \n"));
  //  cout << "cout >> AliPWG4HighPtSpectra::ConnectInputData" << endl;
  printf(">> AliPWG4HighPtSpectra::ConnectInputData \n");

  TTree* tree = dynamic_cast<TTree*> (GetInputData(0));
  if (!tree) {
    AliDebug(2,Form("ERROR: Could not read chain from input slot 0"));
  } else {
    
    AliESDInputHandler *esdH = dynamic_cast<AliESDInputHandler*> (AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler());
    
    if (!esdH) {
      AliDebug(2,Form("ERROR: Could not get ESDInputHandler"));
    } else {
      fESD = esdH->GetEvent();
    }
  }
  
}
//_________________________________________________
void AliPWG4HighPtSpectra::Exec(Option_t *)
{
  //
  // Main loop function
  //
  AliDebug(2,Form(">> AliPWG4HighPtSpectra::Exec \n"));  

  // All events without selection
  fNEventAll->Fill(0.);

  if (!fESD) {
    AliDebug(2,Form("ERROR: fESD not available"));
    PostData(0,fHistList);
    PostData(1,fCFManagerPos->GetParticleContainer());
    PostData(2,fCFManagerNeg->GetParticleContainer());
    return;
  }

  Bool_t isSelected = ((AliInputEventHandler*)(AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()))->IsEventSelected();
  if(!isSelected) { //Select collison candidates
    AliDebug(2,Form(" Trigger Selection: event REJECTED ... "));
    PostData(0,fHistList);
    PostData(1,fCFManagerPos->GetParticleContainer());
    PostData(2,fCFManagerNeg->GetParticleContainer());
    return;
  }

  // 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());
  //  AliMCEventHandler* eventHandler = (AliMCEventHandler*)(AliAnalysisManager::GetAnalysisManager()->GetMCtruthEventHandler());
  
  AliStack* stack = 0x0;
  AliMCEvent* mcEvent = 0x0;
  
  if(eventHandler) {
    mcEvent = eventHandler->MCEvent();
    if (!mcEvent) {
      AliDebug(2,Form("ERROR: Could not retrieve MC event"));
      PostData(0,fHistList);
      PostData(1,fCFManagerPos->GetParticleContainer());
      PostData(2,fCFManagerNeg->GetParticleContainer());
    return;
    }
    
    AliDebug(2,Form("MC particles: %d", mcEvent->GetNumberOfTracks()));
    
    stack = mcEvent->Stack();                //Particles Stack
    
    AliDebug(2,Form("MC particles stack: %d", stack->GetNtrack()));
  }
  
  const AliESDVertex *vtx = fESD->GetPrimaryVertex();
  AliDebug(2,Form("Vertex title %s, status %d, nCont %d\n",vtx->GetTitle(), vtx->GetStatus(), vtx->GetNContributors()));
  // Need vertex cut
  TString vtxName(vtx->GetName());
  if(vtx->GetNContributors() < 2 || (vtxName.Contains("TPCVertex")) ) {
    // SPD vertex
    vtx = fESD->GetPrimaryVertexSPD();
    if(vtx->GetNContributors()<2) {
      vtx = 0x0;
      // Post output data
      PostData(0,fHistList);
      PostData(1,fCFManagerPos->GetParticleContainer());
      PostData(2,fCFManagerNeg->GetParticleContainer());
      return;
    }
  }
  
  double primVtx[3];
  vtx->GetXYZ(primVtx);
  if(TMath::Sqrt(primVtx[0]*primVtx[0] + primVtx[1]*primVtx[1])>1. || TMath::Abs(primVtx[2]>10.)){
    PostData(0,fHistList);
    PostData(1,fCFManagerPos->GetParticleContainer());
    PostData(2,fCFManagerNeg->GetParticleContainer());
    return;
  }
  
  if(!fESD->GetNumberOfTracks() || fESD->GetNumberOfTracks()<2){ 
    // Post output data
    PostData(0,fHistList);
    PostData(1,fCFManagerPos->GetParticleContainer());
    PostData(2,fCFManagerNeg->GetParticleContainer());
    return;
  }
  Int_t nTracks = fESD->GetNumberOfTracks();
  AliDebug(2,Form("nTracks %d", nTracks));

  if(!fTrackCuts) { 
    // Post output data
    PostData(0,fHistList);
    PostData(1,fCFManagerPos->GetParticleContainer());
    PostData(2,fCFManagerNeg->GetParticleContainer());
    return;
  }

  // Selected events for analysis
  fNEventSel->Fill(0.);
  
  
  Double_t containerInputRec[5] ;
  Double_t containerInputTPConly[5];
  Double_t containerInputMC[5];
  //Now go to rec level
  for (Int_t iTrack = 0; iTrack<nTracks; iTrack++) 
    {   
      if(!fESD->GetTrack(iTrack) ) continue;
      AliESDtrack* track = fESD->GetTrack(iTrack);
      if(!(AliExternalTrackParam *)track->GetTPCInnerParam()) continue;
      AliExternalTrackParam *trackTPC = (AliExternalTrackParam *)track->GetTPCInnerParam();
      if(!track || !trackTPC) continue;

      Float_t dca2D, dcaZ;
      track->GetImpactParameters(dca2D,dcaZ);
      Float_t dca2DTPC, dcaZTPC;
      track->GetImpactParametersTPC(dca2DTPC,dcaZTPC); 
      Float_t chi2PerClusterTPC = -1.;
      Float_t nClustersTPC = track->GetTPCNcls();//track->GetTPCclusters(0);
      if(nClustersTPC>0.) chi2PerClusterTPC = track->GetTPCchi2()/(2.*nClustersTPC-5.);
      Float_t chi2PerClusterTPCIter1 = -1.;
      Float_t nClustersTPCIter1 = track->GetTPCNclsIter1();   
      if(nClustersTPCIter1>0.) chi2PerClusterTPCIter1 = track->GetTPCchi2Iter1()/(2.*nClustersTPCIter1-5.);

      //fill the container
      containerInputRec[0] = track->Pt();
      containerInputRec[1] = track->Phi();
      containerInputRec[2] = track->Eta();
      containerInputRec[3] = dca2D;
      containerInputRec[4] = chi2PerClusterTPC;

      //Store TPC Inner Params for TPConly tracks
      containerInputTPConly[0] = trackTPC->Pt();
      containerInputTPConly[1] = trackTPC->Phi();
      containerInputTPConly[2] = trackTPC->Eta();
      containerInputTPConly[3] = dca2DTPC/10.; //Divide by 10 in order to store in same container. Should be corrected back when looking at output.
      containerInputTPConly[4] = chi2PerClusterTPCIter1;//TPC;

      AliESDtrack* trackTPCESD = fTrackCutsTPConly->GetTPCOnlyTrack(fESD, iTrack);
      if(trackTPCESD) {
	if (fTrackCutsTPConly->AcceptTrack(trackTPCESD)) {
	  if(trackTPC->GetSign()>0.) fCFManagerPos->GetParticleContainer()->Fill(containerInputTPConly,kStepReconstructedTPCOnly);
	  if(trackTPC->GetSign()<0.) fCFManagerNeg->GetParticleContainer()->Fill(containerInputTPConly,kStepReconstructedTPCOnly);
	}
      }

      if (fTrackCuts->AcceptTrack(track)) {
	if(track->GetSign()>0.) fCFManagerPos->GetParticleContainer()->Fill(containerInputRec,kStepReconstructed);
	if(track->GetSign()<0.) fCFManagerNeg->GetParticleContainer()->Fill(containerInputRec,kStepReconstructed);

  	
	//Only fill the MC containers if MC information is available
	if(eventHandler) {
	  Int_t label = TMath::Abs(track->GetLabel());
	  TParticle *particle = stack->Particle(label) ;
	  if(!particle) continue;

	  containerInputMC[0] = particle->Pt();      
	  containerInputMC[1] = particle->Phi();      
	  containerInputMC[2] = particle->Eta();  
	  containerInputMC[3] = 0.0;      
	  containerInputMC[4] = 0.0;  

	  //Container with primaries
	  if(stack->IsPhysicalPrimary(label)) {
	    if(particle->GetPDG()->Charge()>0.) {
	      fCFManagerPos->GetParticleContainer()->Fill(containerInputMC,kStepReconstructedMC);
	    }
	    if(particle->GetPDG()->Charge()<0.) {
	      fCFManagerNeg->GetParticleContainer()->Fill(containerInputMC,kStepReconstructedMC);
	    }
	  }

	  //Container with secondaries
	  if (!stack->IsPhysicalPrimary(label) ) {
	    if(particle->GetPDG()->Charge()>0.) {
	      fCFManagerPos->GetParticleContainer()->Fill(containerInputRec,kStepSecondaries);
	    }
	    if(particle->GetPDG()->Charge()<0.) {
	      fCFManagerNeg->GetParticleContainer()->Fill(containerInputRec,kStepSecondaries);
	    }
	  }
	}
	
      }//trackCuts

      delete trackTPCESD;
    }//track loop
  

  //Fill MC containters if particles are findable
  if(eventHandler) {
    for(int iPart = 1; iPart<(mcEvent->GetNumberOfPrimaries()); iPart++)//stack->GetNprimary();
      {
	AliMCParticle *mcPart  = (AliMCParticle*)mcEvent->GetTrack(iPart);
	if(!mcPart) continue;
	
	//fill the container
	containerInputMC[0] = mcPart->Pt();
	containerInputMC[1] = mcPart->Phi();      
	containerInputMC[2] = mcPart->Eta();  
	containerInputMC[3] = 0.0;
	containerInputMC[4] = 0.0;

	if(stack->IsPhysicalPrimary(iPart)) {
	  if(mcPart->Charge()>0. && fCFManagerPos->CheckParticleCuts(kStepMCAcceptance,mcPart)) fCFManagerPos->GetParticleContainer()->Fill(containerInputMC,kStepMCAcceptance);
	  if(mcPart->Charge()<0. && fCFManagerNeg->CheckParticleCuts(kStepMCAcceptance,mcPart)) fCFManagerNeg->GetParticleContainer()->Fill(containerInputMC,kStepMCAcceptance);
	}
      }
  }
  
  PostData(0,fHistList);
  PostData(1,fCFManagerPos->GetParticleContainer());
  PostData(2,fCFManagerNeg->GetParticleContainer());
  
}


//___________________________________________________________________________
void AliPWG4HighPtSpectra::Terminate(Option_t*)
{
  // The Terminate() function is the last function to be called during
  // a query. It always runs on the client, it can be used to present
  // the results graphically or save the results to file.

}

//___________________________________________________________________________
void AliPWG4HighPtSpectra::CreateOutputObjects() {
  //HERE ONE CAN CREATE OUTPUT OBJECTS, IN PARTICULAR IF THE OBJECT PARAMETERS DON'T NEED
  //TO BE SET BEFORE THE EXECUTION OF THE TASK
  //
  AliDebug(2,Form("CreateOutputObjects CreateOutputObjects of task %s", GetName()));

  Bool_t oldStatus = TH1::AddDirectoryStatus();
  TH1::AddDirectory(kFALSE); 

  //slot #1
  OpenFile(0);
  fHistList = new TList();
  fNEventAll = new TH1F("fNEventAll","NEventAll",1,-0.5,0.5);
  fHistList->Add(fNEventAll);
  fNEventSel = new TH1F("fNEventSel","NEvent Selected for analysis",1,-0.5,0.5);
  fHistList->Add(fNEventSel);

  TH1::AddDirectory(oldStatus);   

}

#endif
Commit	Line	Data
fdceab34	1	/**************************************************************************
	2	* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	3	* *
	4	* Author: The ALICE Off-line Project. *
	5	* Contributors are mentioned in the code where appropriate. *
	6	* *
	7	* Permission to use, copy, modify and distribute this software and its *
	8	* documentation strictly for non-commercial purposes is hereby granted *
	9	* without fee, provided that the above copyright notice appears in all *
	10	* copies and that both the copyright notice and this permission notice *
	11	* appear in the supporting documentation. The authors make no claims *
	12	* about the suitability of this software for any purpose. It is *
	13	* provided "as is" without express or implied warranty. *
	14	**************************************************************************/
	15
	16	//-----------------------------------------------------------------------
	17	// Example of task (running locally, on AliEn and CAF),
	18	// which provides standard way of calculating acceptance and efficiency
	19	// between different steps of the procedure.
	20	// The ouptut of the task is a AliCFContainer from which the efficiencies
	21	// can be calculated
	22	//-----------------------------------------------------------------------
	23	// Author : Marta Verweij - UU
	24	//-----------------------------------------------------------------------
	25
	26
67ebd013	27	#ifndef ALIPWG4HIGHPTSPECTRA_CXX
67ebd013	28	#define ALIPWG4HIGHPTSPECTRA_CXX
fdceab34	29
	30	#include "AliPWG4HighPtSpectra.h"
	31
67ebd013	32	#include "TVector3.h"
	33	#include <iostream>
	34	#include "TH1.h"
	35	#include "TH2.h"
	36	#include "TH3.h"
	37	#include "TList.h"
	38	#include "TChain.h"
67ebd013	39
	40	#include "AliAnalysisManager.h"
	41	#include "AliESDInputHandler.h"
	42	#include "AliESDtrack.h"
	43	#include "AliESDtrackCuts.h"
	44	#include "AliExternalTrackParam.h"
65e8ecdd	45
67ebd013	46	#include "AliLog.h"
67ebd013	47
fdceab34	48	#include "AliStack.h"
fdceab34	49	#include "TParticle.h"
fdceab34	50	#include "AliMCEvent.h"
fdceab34	51	#include "AliMCEventHandler.h"
fdceab34	52	#include "AliCFContainer.h"
fdceab34	53
67ebd013	54	//#include "$ALICE_ROOT/PWG4/JetTasks/AliAnalysisHelperJetTasks.h"
	55
	56	//#include <iostream>
fdceab34	57	using namespace std; //required for resolving the 'cout' symbol
	58
	59	ClassImp(AliPWG4HighPtSpectra)
	60
	61	//__________________________________________________________________________
	62	AliPWG4HighPtSpectra::AliPWG4HighPtSpectra() : AliAnalysisTask("AliPWG4HighPtSpectra", ""),
	63	fReadAODData(0),
67ebd013	64	fCFManagerPos(0x0),
67ebd013	65	fCFManagerNeg(0x0),
fdceab34	66	fESD(0),
fdceab34	67	fTrackCuts(0),
1f329128	68	fTrackCutsTPConly(0),
fdceab34	69	fHistList(0),
b5cc0c6d	70	fNEventAll(0),
b5cc0c6d	71	fNEventSel(0)
fdceab34	72	{
	73	//
	74	//Default ctor
	75	//
	76	}
	77	//___________________________________________________________________________
	78	AliPWG4HighPtSpectra::AliPWG4HighPtSpectra(const Char_t* name) :
	79	AliAnalysisTask(name,""),
	80	fReadAODData(0),
67ebd013	81	fCFManagerPos(0x0),
67ebd013	82	fCFManagerNeg(0x0),
fdceab34	83	fESD(0),
67ebd013	84	fTrackCuts(),
1f329128	85	fTrackCutsTPConly(0),
fdceab34	86	fHistList(0),
b5cc0c6d	87	fNEventAll(0),
b5cc0c6d	88	fNEventSel(0)
fdceab34	89	{
	90	//
	91	// Constructor. Initialization of Inputs and Outputs
	92	//
f51451be	93	AliDebug(2,Form("AliPWG4HighPtSpectra Calling Constructor"));
fdceab34	94	// Input slot #0 works with a TChain ESD
fdceab34	95	DefineInput(0, TChain::Class());
e5abcde9	96	// Output slot #0 writes into a TList
fdceab34	97	DefineOutput(0,TList::Class());
e5abcde9	98	// Output slot #1, #2 writes into a AliCFContainer
fdceab34	99	DefineOutput(1,AliCFContainer::Class());
67ebd013	100	DefineOutput(2,AliCFContainer::Class());
e5abcde9	101	// Output slot #3 writes into a AliESDtrackCuts
e5abcde9	102	DefineOutput(3, AliESDtrackCuts::Class());
1f329128	103	DefineOutput(4, AliESDtrackCuts::Class());
e5abcde9	104	}
	105
	106	//________________________________________________________________________
	107	void AliPWG4HighPtSpectra::LocalInit()
	108	{
	109	//
	110	// Only called once at beginning
	111	//
	112	PostData(3,fTrackCuts);
1f329128	113	PostData(4,fTrackCutsTPConly);
fdceab34	114	}
fdceab34	115
fdceab34	116	//________________________________________________________________________
	117	void AliPWG4HighPtSpectra::ConnectInputData(Option_t *)
	118	{
	119	// Connect ESD here
	120	// Called once
df943115	121	AliDebug(2,Form(">> AliPWG4HighPtSpectra::ConnectInputData \n"));
67ebd013	122	// cout << "cout >> AliPWG4HighPtSpectra::ConnectInputData" << endl;
67ebd013	123	printf(">> AliPWG4HighPtSpectra::ConnectInputData \n");
fdceab34	124
	125	TTree* tree = dynamic_cast<TTree*> (GetInputData(0));
	126	if (!tree) {
df943115	127	AliDebug(2,Form("ERROR: Could not read chain from input slot 0"));
fdceab34	128	} else {
	129
	130	AliESDInputHandler esdH = dynamic_cast<AliESDInputHandler> (AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler());
	131
	132	if (!esdH) {
df943115	133	AliDebug(2,Form("ERROR: Could not get ESDInputHandler"));
67ebd013	134	} else {
fdceab34	135	fESD = esdH->GetEvent();
67ebd013	136	}
fdceab34	137	}
67ebd013	138
fdceab34	139	}
fdceab34	140	//_________________________________________________
67ebd013	141	void AliPWG4HighPtSpectra::Exec(Option_t *)
fdceab34	142	{
	143	//
	144	// Main loop function
	145	//
df943115	146	AliDebug(2,Form(">> AliPWG4HighPtSpectra::Exec \n"));
fdceab34	147
b5cc0c6d	148	// All events without selection
	149	fNEventAll->Fill(0.);
	150
fdceab34	151	if (!fESD) {
df943115	152	AliDebug(2,Form("ERROR: fESD not available"));
67ebd013	153	PostData(0,fHistList);
	154	PostData(1,fCFManagerPos->GetParticleContainer());
	155	PostData(2,fCFManagerNeg->GetParticleContainer());
fdceab34	156	return;
	157	}
	158
67ebd013	159	Bool_t isSelected = ((AliInputEventHandler*)(AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()))->IsEventSelected();
67ebd013	160	if(!isSelected) { //Select collison candidates
b5cc0c6d	161	AliDebug(2,Form(" Trigger Selection: event REJECTED ... "));
cd9a6fa2	162	PostData(0,fHistList);
67ebd013	163	PostData(1,fCFManagerPos->GetParticleContainer());
67ebd013	164	PostData(2,fCFManagerNeg->GetParticleContainer());
b5cc0c6d	165	return;
67ebd013	166	}
b5cc0c6d	167
fdceab34	168	// Process MC truth, therefore we receive the AliAnalysisManager and ask it for the AliMCEventHandler
fdceab34	169	// This handler can return the current MC event
67ebd013	170
	171	AliMCEventHandler eventHandler = dynamic_cast<AliMCEventHandler> (AliAnalysisManager::GetAnalysisManager()->GetMCtruthEventHandler());
	172	// AliMCEventHandler* eventHandler = (AliMCEventHandler*)(AliAnalysisManager::GetAnalysisManager()->GetMCtruthEventHandler());
	173
0cc50ca6	174	AliStack* stack = 0x0;
0cc50ca6	175	AliMCEvent* mcEvent = 0x0;
67ebd013	176
0cc50ca6	177	if(eventHandler) {
	178	mcEvent = eventHandler->MCEvent();
	179	if (!mcEvent) {
	180	AliDebug(2,Form("ERROR: Could not retrieve MC event"));
67ebd013	181	PostData(0,fHistList);
67ebd013	182	PostData(1,fCFManagerPos->GetParticleContainer());
75946d5d	183	PostData(2,fCFManagerNeg->GetParticleContainer());
67ebd013	184	return;
0cc50ca6	185	}
	186
	187	AliDebug(2,Form("MC particles: %d", mcEvent->GetNumberOfTracks()));
	188
	189	stack = mcEvent->Stack(); //Particles Stack
	190
	191	AliDebug(2,Form("MC particles stack: %d", stack->GetNtrack()));
fdceab34	192	}
0cc50ca6	193
fdceab34	194	const AliESDVertex *vtx = fESD->GetPrimaryVertex();
67ebd013	195	AliDebug(2,Form("Vertex title %s, status %d, nCont %d\n",vtx->GetTitle(), vtx->GetStatus(), vtx->GetNContributors()));
fdceab34	196	// Need vertex cut
75946d5d	197	TString vtxName(vtx->GetName());
	198	if(vtx->GetNContributors() < 2 \|\| (vtxName.Contains("TPCVertex")) ) {
	199	// SPD vertex
	200	vtx = fESD->GetPrimaryVertexSPD();
	201	if(vtx->GetNContributors()<2) {
	202	vtx = 0x0;
	203	// Post output data
	204	PostData(0,fHistList);
	205	PostData(1,fCFManagerPos->GetParticleContainer());
	206	PostData(2,fCFManagerNeg->GetParticleContainer());
	207	return;
	208	}
cd9a6fa2	209	}
67ebd013	210
b5cc0c6d	211	double primVtx[3];
b5cc0c6d	212	vtx->GetXYZ(primVtx);
67ebd013	213	if(TMath::Sqrt(primVtx[0]primVtx[0] + primVtx[1]primVtx[1])>1. \|\| TMath::Abs(primVtx[2]>10.)){
cd9a6fa2	214	PostData(0,fHistList);
67ebd013	215	PostData(1,fCFManagerPos->GetParticleContainer());
	216	PostData(2,fCFManagerNeg->GetParticleContainer());
	217	return;
	218	}
	219
	220	if(!fESD->GetNumberOfTracks() \|\| fESD->GetNumberOfTracks()<2){
	221	// Post output data
	222	PostData(0,fHistList);
	223	PostData(1,fCFManagerPos->GetParticleContainer());
	224	PostData(2,fCFManagerNeg->GetParticleContainer());
cd9a6fa2	225	return;
cd9a6fa2	226	}
fdceab34	227	Int_t nTracks = fESD->GetNumberOfTracks();
fdceab34	228	AliDebug(2,Form("nTracks %d", nTracks));
fdceab34	229
67ebd013	230	if(!fTrackCuts) {
	231	// Post output data
	232	PostData(0,fHistList);
	233	PostData(1,fCFManagerPos->GetParticleContainer());
	234	PostData(2,fCFManagerNeg->GetParticleContainer());
	235	return;
	236	}
	237
b5cc0c6d	238	// Selected events for analysis
b5cc0c6d	239	fNEventSel->Fill(0.);
67ebd013	240
	241
	242	Double_t containerInputRec[5] ;
	243	Double_t containerInputTPConly[5];
	244	Double_t containerInputMC[5];
fdceab34	245	//Now go to rec level
	246	for (Int_t iTrack = 0; iTrack<nTracks; iTrack++)
	247	{
	248	if(!fESD->GetTrack(iTrack) ) continue;
	249	AliESDtrack* track = fESD->GetTrack(iTrack);
	250	if(!(AliExternalTrackParam *)track->GetTPCInnerParam()) continue;
	251	AliExternalTrackParam trackTPC = (AliExternalTrackParam )track->GetTPCInnerParam();
	252	if(!track \|\| !trackTPC) continue;
	253
67ebd013	254	Float_t dca2D, dcaZ;
	255	track->GetImpactParameters(dca2D,dcaZ);
	256	Float_t dca2DTPC, dcaZTPC;
	257	track->GetImpactParametersTPC(dca2DTPC,dcaZTPC);
	258	Float_t chi2PerClusterTPC = -1.;
	259	Float_t nClustersTPC = track->GetTPCNcls();//track->GetTPCclusters(0);
38ecb6a5	260	if(nClustersTPC>0.) chi2PerClusterTPC = track->GetTPCchi2()/(2.*nClustersTPC-5.);
	261	Float_t chi2PerClusterTPCIter1 = -1.;
	262	Float_t nClustersTPCIter1 = track->GetTPCNclsIter1();
	263	if(nClustersTPCIter1>0.) chi2PerClusterTPCIter1 = track->GetTPCchi2Iter1()/(2.*nClustersTPCIter1-5.);
67ebd013	264
fdceab34	265	//fill the container
fdceab34	266	containerInputRec[0] = track->Pt();
67ebd013	267	containerInputRec[1] = track->Phi();
	268	containerInputRec[2] = track->Eta();
	269	containerInputRec[3] = dca2D;
	270	containerInputRec[4] = chi2PerClusterTPC;
	271
1f329128	272	//Store TPC Inner Params for TPConly tracks
fdceab34	273	containerInputTPConly[0] = trackTPC->Pt();
67ebd013	274	containerInputTPConly[1] = trackTPC->Phi();
67ebd013	275	containerInputTPConly[2] = trackTPC->Eta();
add06ceb	276	containerInputTPConly[3] = dca2DTPC/10.; //Divide by 10 in order to store in same container. Should be corrected back when looking at output.
38ecb6a5	277	containerInputTPConly[4] = chi2PerClusterTPCIter1;//TPC;
0cc50ca6	278
1f329128	279	AliESDtrack* trackTPCESD = fTrackCutsTPConly->GetTPCOnlyTrack(fESD, iTrack);
	280	if(trackTPCESD) {
	281	if (fTrackCutsTPConly->AcceptTrack(trackTPCESD)) {
	282	if(trackTPC->GetSign()>0.) fCFManagerPos->GetParticleContainer()->Fill(containerInputTPConly,kStepReconstructedTPCOnly);
	283	if(trackTPC->GetSign()<0.) fCFManagerNeg->GetParticleContainer()->Fill(containerInputTPConly,kStepReconstructedTPCOnly);
67ebd013	284	}
1f329128	285	}
	286
	287	if (fTrackCuts->AcceptTrack(track)) {
	288	if(track->GetSign()>0.) fCFManagerPos->GetParticleContainer()->Fill(containerInputRec,kStepReconstructed);
	289	if(track->GetSign()<0.) fCFManagerNeg->GetParticleContainer()->Fill(containerInputRec,kStepReconstructed);
	290
67ebd013	291
1f329128	292	//Only fill the MC containers if MC information is available
0cc50ca6	293	if(eventHandler) {
	294	Int_t label = TMath::Abs(track->GetLabel());
	295	TParticle *particle = stack->Particle(label) ;
	296	if(!particle) continue;
65e8ecdd	297
0cc50ca6	298	containerInputMC[0] = particle->Pt();
67ebd013	299	containerInputMC[1] = particle->Phi();
	300	containerInputMC[2] = particle->Eta();
	301	containerInputMC[3] = 0.0;
	302	containerInputMC[4] = 0.0;
	303
1f329128	304	//Container with primaries
	305	if(stack->IsPhysicalPrimary(label)) {
	306	if(particle->GetPDG()->Charge()>0.) {
	307	fCFManagerPos->GetParticleContainer()->Fill(containerInputMC,kStepReconstructedMC);
	308	}
	309	if(particle->GetPDG()->Charge()<0.) {
	310	fCFManagerNeg->GetParticleContainer()->Fill(containerInputMC,kStepReconstructedMC);
	311	}
67ebd013	312	}
67ebd013	313
1f329128	314	//Container with secondaries
0cc50ca6	315	if (!stack->IsPhysicalPrimary(label) ) {
67ebd013	316	if(particle->GetPDG()->Charge()>0.) {
	317	fCFManagerPos->GetParticleContainer()->Fill(containerInputRec,kStepSecondaries);
	318	}
	319	if(particle->GetPDG()->Charge()<0.) {
	320	fCFManagerNeg->GetParticleContainer()->Fill(containerInputRec,kStepSecondaries);
	321	}
0cc50ca6	322	}
0cc50ca6	323	}
67ebd013	324
1f329128	325	}//trackCuts
60829498	326
60829498	327	delete trackTPCESD;
1f329128	328	}//track loop
67ebd013	329
fdceab34	330
65e8ecdd	331	//Fill MC containters if particles are findable
0cc50ca6	332	if(eventHandler) {
1f329128	333	for(int iPart = 1; iPart<(mcEvent->GetNumberOfPrimaries()); iPart++)//stack->GetNprimary();
0cc50ca6	334	{
	335	AliMCParticle mcPart = (AliMCParticle)mcEvent->GetTrack(iPart);
	336	if(!mcPart) continue;
	337
	338	//fill the container
	339	containerInputMC[0] = mcPart->Pt();
67ebd013	340	containerInputMC[1] = mcPart->Phi();
	341	containerInputMC[2] = mcPart->Eta();
	342	containerInputMC[3] = 0.0;
	343	containerInputMC[4] = 0.0;
	344
1f329128	345	if(stack->IsPhysicalPrimary(iPart)) {
9b58297c	346	if(mcPart->Charge()>0. && fCFManagerPos->CheckParticleCuts(kStepMCAcceptance,mcPart)) fCFManagerPos->GetParticleContainer()->Fill(containerInputMC,kStepMCAcceptance);
9b58297c	347	if(mcPart->Charge()<0. && fCFManagerNeg->CheckParticleCuts(kStepMCAcceptance,mcPart)) fCFManagerNeg->GetParticleContainer()->Fill(containerInputMC,kStepMCAcceptance);
67ebd013	348	}
0cc50ca6	349	}
0cc50ca6	350	}
67ebd013	351
67ebd013	352	PostData(0,fHistList);
	353	PostData(1,fCFManagerPos->GetParticleContainer());
	354	PostData(2,fCFManagerNeg->GetParticleContainer());
	355
fdceab34	356	}
	357
	358
	359	//___________________________________________________________________________
	360	void AliPWG4HighPtSpectra::Terminate(Option_t*)
	361	{
	362	// The Terminate() function is the last function to be called during
	363	// a query. It always runs on the client, it can be used to present
	364	// the results graphically or save the results to file.
9b58297c	365
fdceab34	366	}
fdceab34	367
fdceab34	368	//___________________________________________________________________________
	369	void AliPWG4HighPtSpectra::CreateOutputObjects() {
	370	//HERE ONE CAN CREATE OUTPUT OBJECTS, IN PARTICULAR IF THE OBJECT PARAMETERS DON'T NEED
	371	//TO BE SET BEFORE THE EXECUTION OF THE TASK
	372	//
f51451be	373	AliDebug(2,Form("CreateOutputObjects CreateOutputObjects of task %s", GetName()));
df943115	374
67ebd013	375	Bool_t oldStatus = TH1::AddDirectoryStatus();
	376	TH1::AddDirectory(kFALSE);
	377
fdceab34	378	//slot #1
b5cc0c6d	379	OpenFile(0);
	380	fHistList = new TList();
	381	fNEventAll = new TH1F("fNEventAll","NEventAll",1,-0.5,0.5);
	382	fHistList->Add(fNEventAll);
	383	fNEventSel = new TH1F("fNEventSel","NEvent Selected for analysis",1,-0.5,0.5);
	384	fHistList->Add(fNEventSel);
fdceab34	385
67ebd013	386	TH1::AddDirectory(oldStatus);
67ebd013	387
fdceab34	388	}
	389
	390	#endif