[u/mrichter/AliRoot.git] / PWG1 / TRD / AliTRDinfoGen.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.                  *
**************************************************************************/

/* $Id: AliTRDinfoGen.cxx 27496 2008-07-22 08:35:45Z cblume $ */

////////////////////////////////////////////////////////////////////////////
//
//  Tender wagon for TRD performance/calibration train
//
// In this wagon the information from
//   - ESD
//   - Friends [if available]
//   - MC [if available]
// are grouped into AliTRDtrackInfo objects and fed to worker tasks
//
//  Authors:
//    Markus Fasel <M.Fasel@gsi.de>
//    Alexandru Bercuci <A.Bercuci@gsi.de>
//
////////////////////////////////////////////////////////////////////////////

#include <TClonesArray.h>
#include <TObjArray.h>
#include <TObject.h>
#include <TH1F.h>
#include <TFile.h>
#include <TTree.h>
#include <TROOT.h>
#include <TChain.h>
#include <TParticle.h>

#include "AliLog.h"
#include "AliAnalysisManager.h"
#include "AliESDEvent.h"
#include "AliMCEvent.h"
#include "AliESDInputHandler.h"
#include "AliMCEventHandler.h"

#include "AliESDfriend.h"
#include "AliESDfriendTrack.h"
#include "AliESDHeader.h"
#include "AliESDtrack.h"
#include "AliESDtrackCuts.h"
#include "AliMCParticle.h"
#include "AliPID.h"
#include "AliStack.h"
#include "AliTRDtrackV1.h"
#include "AliTrackReference.h"
#include "AliTRDgeometry.h"
#include "AliTRDcluster.h"
#include "AliTRDseedV1.h"
#include "TTreeStream.h"

#include <cstdio>
#include <climits>
#include <cstring>
#include <iostream>

#include "AliTRDinfoGen.h"
#include "info/AliTRDtrackInfo.h"
#include "info/AliTRDeventInfo.h"
#include "info/AliTRDv0Info.h"
#include "info/AliTRDeventCuts.h"

ClassImp(AliTRDinfoGen)

const Float_t AliTRDinfoGen::fgkTPC = 290.;
const Float_t AliTRDinfoGen::fgkTOF = 365.;

const Float_t AliTRDinfoGen::fgkEvVertexZ = 15.;
const Int_t   AliTRDinfoGen::fgkEvVertexN = 1;

const Float_t AliTRDinfoGen::fgkTrkDCAxy  = 40.;
const Float_t AliTRDinfoGen::fgkTrkDCAz   = 15.;
const Int_t   AliTRDinfoGen::fgkNclTPC    = 10;
const Float_t AliTRDinfoGen::fgkPt        = 0.2;
const Float_t AliTRDinfoGen::fgkEta       = 0.9;

//____________________________________________________________________
AliTRDinfoGen::AliTRDinfoGen():
  AliTRDrecoTask()
  ,fEvTrigger("CINT1B-ABCE-NOPF-ALL")
  ,fESDev(NULL)
  ,fMCev(NULL)
  ,fTrackInfo(NULL)
  ,fEventInfo(NULL)
  ,fV0container(NULL)
  ,fV0Info(NULL)
  ,fEventCut(NULL)
  ,fTrackCut(NULL)
{
  //
  // Default constructor
  //
}

//____________________________________________________________________
AliTRDinfoGen::AliTRDinfoGen(char* name):
  AliTRDrecoTask(name, "MC-REC TRD-track list generator")
  ,fEvTrigger("")
  ,fESDev(NULL)
  ,fMCev(NULL)
  ,fTrackInfo(NULL)
  ,fEventInfo(NULL)
  ,fV0container(NULL)
  ,fV0Info(NULL)
  ,fEventCut(NULL)
  ,fTrackCut(NULL)
{
  //
  // Default constructor
  //
    DefineOutput(2, AliTRDeventInfo::Class());   // -> TRDeventInfo
    DefineOutput(3, TObjArray::Class());         // -> TObjArray
}

//____________________________________________________________________
AliTRDinfoGen::~AliTRDinfoGen()
{
// Destructor

  if(fTrackCut) delete fTrackCut;
  if(fEventCut) delete fEventCut;
  if(fTrackInfo) delete fTrackInfo; fTrackInfo = NULL;
  if(fEventInfo) delete fEventInfo; fEventInfo = NULL;
  if(fV0Info) delete fV0Info; fV0Info = NULL;
  if(fContainer){ 
    fContainer->Delete(); delete fContainer;
    fContainer = NULL;
  }
  if(fV0container){ 
    fV0container->Delete(); delete fV0container;
    fV0container = NULL;
  }
}

//____________________________________________________________________
void AliTRDinfoGen::UserCreateOutputObjects()
{	
  //
  // Create Output Containers (TObjectArray containing 1D histograms)
  //
  fTrackInfo = new AliTRDtrackInfo();
  fEventInfo = new AliTRDeventInfo();
  fV0Info    = new AliTRDv0Info();
  fContainer = new TObjArray(1000);
  fContainer->SetOwner(kTRUE);
  fV0container = new TObjArray(50);
  fV0container->SetOwner(kTRUE);
}

//____________________________________________________________________
void AliTRDinfoGen::UserExec(Option_t *){
  //
  // Run the Analysis
  //
  fESDev = dynamic_cast<AliESDEvent*>(InputEvent());
  fMCev = MCEvent();

  if(!fESDev){
    AliError("Failed retrieving ESD event");
    return;
  }

  // event selection : trigger cut
  if(UseLocalEvSelection() &&
     fEvTrigger.Data()[0]!='\0'){ 
    Bool_t kTRIGGERED(kFALSE);
    const TObjArray *trig = fEvTrigger.Tokenize(" ");
    for(Int_t itrig=trig->GetEntriesFast(); itrig--;){
      const Char_t *trigClass(((TObjString*)(*trig)[itrig])->GetName());
      if(fESDev->IsTriggerClassFired(trigClass)) {
        AliDebug(2, Form("Ev[%4d] Trigger[%s]", fESDev->GetEventNumberInFile(), trigClass));
        kTRIGGERED = kTRUE;
        break; 
      }
    }
    if(!kTRIGGERED) return;

    // select only physical events
    if(fESDev->GetEventType() != 7) return;
  }

  // if the required trigger is a collision trigger then apply event vertex cut
  if(UseLocalEvSelection() && IsCollision()){
    const AliESDVertex *vertex = fESDev->GetPrimaryVertex();
    if(TMath::Abs(vertex->GetZv())<1.e-10 || 
       TMath::Abs(vertex->GetZv())>fgkEvVertexZ || 
       vertex->GetNContributors()<fgkEvVertexN) {
      //PostData(0, fOutStorage);
      return;
    }
  }

  if(fEventCut && !fEventCut->IsSelected(fESDev, IsCollision())) return;

  if(!fESDfriend){
    AliError("Failed retrieving ESD friend event");
    return;
  }
  if(HasMCdata() && !fMCev){
    AliError("Failed retrieving MC event");
    return;
  }

  fContainer->Delete();
  fV0container->Delete();
  fEventInfo->Delete("");
  new(fEventInfo)AliTRDeventInfo(fESDev->GetHeader(), const_cast<AliESDRun *>(fESDev->GetESDRun()));
  
  Bool_t *trackMap(NULL);
  AliStack * mStack(NULL);
  Int_t nTracksMC = HasMCdata() ? fMCev->GetNumberOfTracks() : 0, nTracksESD = fESDev->GetNumberOfTracks();
  if(HasMCdata()){
    mStack = fMCev->Stack();
    if(!mStack){
      AliError("Failed retrieving MC Stack");
      return;
    }
    trackMap = new Bool_t[nTracksMC];
    memset(trackMap, 0, sizeof(Bool_t) * nTracksMC);
  }
  
  Double32_t dedx[100]; Int_t nSlices(0);
  Int_t nTRDout(0), nTRDin(0), nTPC(0), nclsTrklt;
  AliDebug(2, Form("Entry[%3d] Tracks: ESD[%d] MC[%d]\n", (Int_t)AliAnalysisManager::GetAnalysisManager()->GetCurrentEntry(), nTracksESD, nTracksMC));
  AliESDtrack *esdTrack = NULL;
  AliESDfriendTrack *esdFriendTrack = NULL;
  TObject *calObject = NULL;
  AliTRDtrackV1 *track = NULL;
  AliTRDseedV1 *tracklet = NULL;
  AliTRDcluster *cl = NULL;
  for(Int_t itrk = 0; itrk < nTracksESD; itrk++){
    esdTrack = fESDev->GetTrack(itrk);
    AliDebug(3, Form("\n%3d ITS[%d] TPC[%d] TRD[%d]\n", itrk, esdTrack->GetNcls(0), esdTrack->GetNcls(1), esdTrack->GetNcls(2)));

    // Track Selection
    if(UseLocalTrkSelection()){
      if(esdTrack->Pt() < fgkPt) continue;
      if(TMath::Abs(esdTrack->Eta()) > fgkEta) continue;
      if(esdTrack->GetTPCNcls() < fgkNclTPC) continue;
      Float_t par[2], cov[3];
      esdTrack->GetImpactParameters(par, cov);
      if(IsCollision()){ // cuts on DCA
        if(TMath::Abs(par[0]) > fgkTrkDCAxy) continue;
        if(TMath::Abs(par[1]) > fgkTrkDCAz) continue;
      }
    }
    if(fTrackCut && !fTrackCut->IsSelected(esdTrack)) continue;

    if(esdTrack->GetStatus()&AliESDtrack::kTPCout) nTPC++;
    if(esdTrack->GetStatus()&AliESDtrack::kTRDout) nTRDout++;
    if(esdTrack->GetStatus()&AliESDtrack::kTRDin) nTRDin++;

    // look at external track param
    const AliExternalTrackParam *op = esdTrack->GetOuterParam();
    Double_t xyz[3];
    if(op){
      op->GetXYZ(xyz);
      op->Global2LocalPosition(xyz, op->GetAlpha());
      AliDebug(3, Form("op @ X[%7.3f]\n", xyz[0]));
    }

    // read MC info
    Int_t fPdg = -1;
    Int_t label = -1; UInt_t alab=UINT_MAX;
    if(HasMCdata()){
      label = esdTrack->GetLabel(); 
      alab = TMath::Abs(label);
      // register the track
      if(alab < UInt_t(nTracksMC)){ 
        trackMap[alab] = kTRUE; 
      } else { 
        AliError(Form("MC label[%d] outside scope for Ev[%d] Trk[%d].", label, (Int_t)AliAnalysisManager::GetAnalysisManager()->GetCurrentEntry(), itrk));
        continue; 
      }
      AliMCParticle *mcParticle = NULL; 
      if(!(mcParticle = (AliMCParticle*) fMCev->GetTrack(alab))){
        AliError(Form("MC particle label[%d] missing for Ev[%d] Trk[%d].", label, (Int_t)AliAnalysisManager::GetAnalysisManager()->GetCurrentEntry(), itrk));
        continue;
      }
      fPdg = mcParticle->Particle()->GetPdgCode();
      Int_t nRefs = mcParticle->GetNumberOfTrackReferences();
      Int_t iref = 0; AliTrackReference *ref = NULL; 
      while(iref<nRefs){
        ref = mcParticle->GetTrackReference(iref);
        if(ref->LocalX() > fgkTPC) break;
        iref++;
      }

      new(fTrackInfo) AliTRDtrackInfo();
      fTrackInfo->SetPDG(fPdg);
      fTrackInfo->SetPrimary(mcParticle->Particle()->IsPrimary());
      Int_t jref = iref;//, kref = 0;
      while(jref<nRefs){
        ref = mcParticle->GetTrackReference(jref);
        if(ref->LocalX() > fgkTOF) break;
        AliDebug(4, Form("  trackRef[%2d (%2d)] @ %7.3f OK", jref-iref, jref, ref->LocalX()));
        fTrackInfo->AddTrackRef(ref);
        jref++;
      }
      AliDebug(3, Form("NtrackRefs[%d(%d)]", fTrackInfo->GetNTrackRefs(), nRefs));
    } else {
      new (fTrackInfo) AliTRDtrackInfo();
      fTrackInfo->SetPDG(fPdg);
    }

    // copy some relevant info to TRD track info
    fTrackInfo->SetStatus(esdTrack->GetStatus());
    fTrackInfo->SetTrackId(esdTrack->GetID());
    Double_t p[AliPID::kSPECIES]; esdTrack->GetTRDpid(p);
    fTrackInfo->SetESDpid(p);
    fTrackInfo->SetESDpidQuality(esdTrack->GetTRDntrackletsPID());
    if(!nSlices) nSlices = esdTrack->GetNumberOfTRDslices();
    memset(dedx, 0, 100*sizeof(Double32_t));
    Int_t in(0);
    for(Int_t il=0; il<AliTRDgeometry::kNlayer; il++)
      for(Int_t is=0; is<nSlices; is++) 
        dedx[in++]=esdTrack->GetTRDslice(il, is);
    for(Int_t il=0; il<AliTRDgeometry::kNlayer; il++) dedx[in++]=esdTrack->GetTRDmomentum(il);
    fTrackInfo->SetSlices(in, dedx);
    fTrackInfo->SetLabel(label);
    fTrackInfo->SetNumberOfClustersRefit(esdTrack->GetNcls(2));
    // some other Informations which we may wish to store in order to find problematic cases
    fTrackInfo->SetKinkIndex(esdTrack->GetKinkIndex(0));
    fTrackInfo->SetTPCncls(static_cast<UShort_t>(esdTrack->GetNcls(1)));
    nclsTrklt = 0;
  

    // read REC info
    esdFriendTrack = fESDfriend->GetTrack(itrk);
    if(esdFriendTrack){
      Int_t icalib = 0;
      while((calObject = esdFriendTrack->GetCalibObject(icalib++))){
        if(strcmp(calObject->IsA()->GetName(),"AliTRDtrackV1") != 0) continue; // Look for the TRDtrack
        if(!(track = dynamic_cast<AliTRDtrackV1*>(calObject))) break;
        AliDebug(4, Form("TRD track OK"));
        // Set the clusters to unused
        for(Int_t ipl = 0; ipl < AliTRDgeometry::kNlayer; ipl++){
          if(!(tracklet = track->GetTracklet(ipl))) continue;
          tracklet->ResetClusterIter();
          while((cl = tracklet->NextCluster())) cl->Use(0);
        }
        fTrackInfo->SetTrack(track);
        break;
      }
      AliDebug(3, Form("Ntracklets[%d]\n", fTrackInfo->GetNTracklets()));
    } else AliDebug(3, "No ESD friends");
    if(op) fTrackInfo->SetOuterParam(op);

    if(DebugLevel() >= 1){
      AliTRDtrackInfo info(*fTrackInfo);
      (*DebugStream()) << "trackInfo"
      << "TrackInfo.=" << &info
      << "\n";
      info.Delete("");
    }
  
    fContainer->Add(new AliTRDtrackInfo(*fTrackInfo));
    fTrackInfo->Delete("");
  }
  AliDebug(2, Form("%3d Tracks: TPCout[%d] TRDin[%d] TRDout[%d]\n", (Int_t)AliAnalysisManager::GetAnalysisManager()->GetCurrentEntry(), nTPC, nTRDin, nTRDout));

//   AliESDv0 *v0 = NULL;
//   for(Int_t iv0=0; iv0<fESD->GetNumberOfV0s(); iv0++){
//     if(!(v0 = fESD->GetV0(iv0))) continue;
//     fV0container->Add(new AliTRDv0Info(v0));
//   }

  // Insert also MC tracks which are passing TRD where the track is not reconstructed
  if(HasMCdata()){
    AliDebug(10, "Output of the MC track map:");
    for(Int_t itk = 0; itk < nTracksMC;  itk++) AliDebug(10, Form("trackMap[%d] = %s", itk, trackMap[itk] == kTRUE ? "TRUE" : "kFALSE"));
  
    for(Int_t itk = 0; itk < nTracksMC; itk++){
      if(trackMap[itk]) continue;
      AliMCParticle *mcParticle =  (AliMCParticle*) fMCev->GetTrack(TMath::Abs(itk));
      Int_t fPdg = mcParticle->Particle()->GetPdgCode();
      Int_t nRefs = mcParticle->GetNumberOfTrackReferences();
      Int_t iref = 0; AliTrackReference *ref = NULL; 
      Int_t nRefsTRD = 0;
      new(fTrackInfo) AliTRDtrackInfo();
      fTrackInfo->SetPDG(fPdg);
      while(iref<nRefs){
        Bool_t kIN(kFALSE);
        ref = mcParticle->GetTrackReference(iref);
        if(ref->LocalX() > fgkTPC && ref->LocalX() < fgkTOF){
          fTrackInfo->AddTrackRef(ref);
          nRefsTRD++;kIN=kTRUE;
        }
        AliDebug(4, Form("  trackRef[%2d] @ x[%7.3f] %s", iref, ref->LocalX(), kIN?"IN":"OUT"));
        iref++;
      }
      if(!nRefsTRD){
        // In this stage we at least require 1 hit inside TRD. What will be done with this tracks is a task for the 
        // analysis job
        fTrackInfo->Delete("");
        continue;
      }
      fTrackInfo->SetPrimary(mcParticle->Particle()->IsPrimary());
      fTrackInfo->SetLabel(itk);
      if(DebugLevel() >= 1){
        AliTRDtrackInfo info(*fTrackInfo);
        (*DebugStream()) << "trackInfo"
        << "TrackInfo.=" << &info
        << "\n";
        info.Delete("");
      }
      AliDebug(3, Form("Add MC track @ label[%d] nTRDrefs[%d].", itk, nRefsTRD));
      fContainer->Add(new AliTRDtrackInfo(*fTrackInfo));
      fTrackInfo->Delete("");
    }
    delete[] trackMap;
  }
  PostData(1, fContainer);
  PostData(2, fEventInfo);
  PostData(3, fV0container);
}
Commit	Line	Data
1ee39b3a	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	/* $Id: AliTRDinfoGen.cxx 27496 2008-07-22 08:35:45Z cblume $ */
	17
	18	////////////////////////////////////////////////////////////////////////////
	19	//
	20	// Tender wagon for TRD performance/calibration train
	21	//
	22	// In this wagon the information from
	23	// - ESD
	24	// - Friends [if available]
	25	// - MC [if available]
	26	// are grouped into AliTRDtrackInfo objects and fed to worker tasks
	27	//
	28	// Authors:
	29	// Markus Fasel <M.Fasel@gsi.de>
	30	// Alexandru Bercuci <A.Bercuci@gsi.de>
	31	//
	32	////////////////////////////////////////////////////////////////////////////
	33
	34	#include <TClonesArray.h>
	35	#include <TObjArray.h>
	36	#include <TObject.h>
	37	#include <TH1F.h>
	38	#include <TFile.h>
	39	#include <TTree.h>
	40	#include <TROOT.h>
	41	#include <TChain.h>
	42	#include <TParticle.h>
	43
	44	#include "AliLog.h"
	45	#include "AliAnalysisManager.h"
	46	#include "AliESDEvent.h"
	47	#include "AliMCEvent.h"
	48	#include "AliESDInputHandler.h"
	49	#include "AliMCEventHandler.h"
	50
	51	#include "AliESDfriend.h"
	52	#include "AliESDfriendTrack.h"
	53	#include "AliESDHeader.h"
	54	#include "AliESDtrack.h"
07ece31c	55	#include "AliESDtrackCuts.h"
1ee39b3a	56	#include "AliMCParticle.h"
	57	#include "AliPID.h"
	58	#include "AliStack.h"
	59	#include "AliTRDtrackV1.h"
	60	#include "AliTrackReference.h"
	61	#include "AliTRDgeometry.h"
	62	#include "AliTRDcluster.h"
	63	#include "AliTRDseedV1.h"
	64	#include "TTreeStream.h"
	65
	66	#include <cstdio>
	67	#include <climits>
	68	#include <cstring>
	69	#include <iostream>
	70
	71	#include "AliTRDinfoGen.h"
	72	#include "info/AliTRDtrackInfo.h"
	73	#include "info/AliTRDeventInfo.h"
	74	#include "info/AliTRDv0Info.h"
07ece31c	75	#include "info/AliTRDeventCuts.h"
1ee39b3a	76
	77	ClassImp(AliTRDinfoGen)
	78
	79	const Float_t AliTRDinfoGen::fgkTPC = 290.;
	80	const Float_t AliTRDinfoGen::fgkTOF = 365.;
	81
3f19c2cd	82	const Float_t AliTRDinfoGen::fgkEvVertexZ = 15.;
	83	const Int_t AliTRDinfoGen::fgkEvVertexN = 1;
	84
	85	const Float_t AliTRDinfoGen::fgkTrkDCAxy = 40.;
	86	const Float_t AliTRDinfoGen::fgkTrkDCAz = 15.;
	87	const Int_t AliTRDinfoGen::fgkNclTPC = 10;
	88	const Float_t AliTRDinfoGen::fgkPt = 0.2;
	89	const Float_t AliTRDinfoGen::fgkEta = 0.9;
	90
1ee39b3a	91	//____________________________________________________________________
1ee39b3a	92	AliTRDinfoGen::AliTRDinfoGen():
f8f46e4d	93	AliTRDrecoTask()
3f19c2cd	94	,fEvTrigger("CINT1B-ABCE-NOPF-ALL")
770382d9	95	,fESDev(NULL)
770382d9	96	,fMCev(NULL)
770382d9	97	,fTrackInfo(NULL)
	98	,fEventInfo(NULL)
	99	,fV0container(NULL)
	100	,fV0Info(NULL)
07ece31c	101	,fEventCut(NULL)
07ece31c	102	,fTrackCut(NULL)
1ee39b3a	103	{
	104	//
	105	// Default constructor
	106	//
f8f46e4d	107	}
1ee39b3a	108
07ece31c	109	//____________________________________________________________________
f8f46e4d	110	AliTRDinfoGen::AliTRDinfoGen(char* name):
f8f46e4d	111	AliTRDrecoTask(name, "MC-REC TRD-track list generator")
07ece31c	112	,fEvTrigger("")
f8f46e4d	113	,fESDev(NULL)
	114	,fMCev(NULL)
	115	,fTrackInfo(NULL)
	116	,fEventInfo(NULL)
	117	,fV0container(NULL)
	118	,fV0Info(NULL)
07ece31c	119	,fEventCut(NULL)
07ece31c	120	,fTrackCut(NULL)
f8f46e4d	121	{
	122	//
	123	// Default constructor
	124	//
	125	DefineOutput(2, AliTRDeventInfo::Class()); // -> TRDeventInfo
	126	DefineOutput(3, TObjArray::Class()); // -> TObjArray
1ee39b3a	127	}
	128
	129	//____________________________________________________________________
	130	AliTRDinfoGen::~AliTRDinfoGen()
	131	{
	132	// Destructor
770382d9	133
07ece31c	134	if(fTrackCut) delete fTrackCut;
07ece31c	135	if(fEventCut) delete fEventCut;
770382d9	136	if(fTrackInfo) delete fTrackInfo; fTrackInfo = NULL;
770382d9	137	if(fEventInfo) delete fEventInfo; fEventInfo = NULL;
770382d9	138	if(fV0Info) delete fV0Info; fV0Info = NULL;
1ee39b3a	139	if(fContainer){
1ee39b3a	140	fContainer->Delete(); delete fContainer;
770382d9	141	fContainer = NULL;
1ee39b3a	142	}
	143	if(fV0container){
	144	fV0container->Delete(); delete fV0container;
770382d9	145	fV0container = NULL;
1ee39b3a	146	}
	147	}
	148
	149	//____________________________________________________________________
f8f46e4d	150	void AliTRDinfoGen::UserCreateOutputObjects()
1ee39b3a	151	{
	152	//
	153	// Create Output Containers (TObjectArray containing 1D histograms)
	154	//
	155	fTrackInfo = new AliTRDtrackInfo();
	156	fEventInfo = new AliTRDeventInfo();
	157	fV0Info = new AliTRDv0Info();
	158	fContainer = new TObjArray(1000);
	159	fContainer->SetOwner(kTRUE);
	160	fV0container = new TObjArray(50);
	161	fV0container->SetOwner(kTRUE);
1ee39b3a	162	}
	163
	164	//____________________________________________________________________
f8f46e4d	165	void AliTRDinfoGen::UserExec(Option_t *){
1ee39b3a	166	//
	167	// Run the Analysis
	168	//
f8f46e4d	169	fESDev = dynamic_cast<AliESDEvent*>(InputEvent());
	170	fMCev = MCEvent();
	171
1ee39b3a	172	if(!fESDev){
	173	AliError("Failed retrieving ESD event");
	174	return;
	175	}
3f19c2cd	176
	177	// event selection : trigger cut
	178	if(UseLocalEvSelection() &&
	179	fEvTrigger.Data()[0]!='\0'){
	180	Bool_t kTRIGGERED(kFALSE);
	181	const TObjArray *trig = fEvTrigger.Tokenize(" ");
	182	for(Int_t itrig=trig->GetEntriesFast(); itrig--;){
	183	const Char_t trigClass(((TObjString)(*trig)[itrig])->GetName());
	184	if(fESDev->IsTriggerClassFired(trigClass)) {
	185	AliDebug(2, Form("Ev[%4d] Trigger[%s]", fESDev->GetEventNumberInFile(), trigClass));
	186	kTRIGGERED = kTRUE;
	187	break;
	188	}
	189	}
	190	if(!kTRIGGERED) return;
	191
	192	// select only physical events
	193	if(fESDev->GetEventType() != 7) return;
	194	}
	195
	196	// if the required trigger is a collision trigger then apply event vertex cut
	197	if(UseLocalEvSelection() && IsCollision()){
	198	const AliESDVertex *vertex = fESDev->GetPrimaryVertex();
	199	if(TMath::Abs(vertex->GetZv())<1.e-10 \|\|
	200	TMath::Abs(vertex->GetZv())>fgkEvVertexZ \|\|
	201	vertex->GetNContributors()<fgkEvVertexN) {
	202	//PostData(0, fOutStorage);
	203	return;
	204	}
	205	}
	206
07ece31c	207	if(fEventCut && !fEventCut->IsSelected(fESDev, IsCollision())) return;
07ece31c	208
1ee39b3a	209	if(!fESDfriend){
	210	AliError("Failed retrieving ESD friend event");
	211	return;
	212	}
	213	if(HasMCdata() && !fMCev){
	214	AliError("Failed retrieving MC event");
	215	return;
	216	}
f8f46e4d	217
1ee39b3a	218	fContainer->Delete();
	219	fV0container->Delete();
	220	fEventInfo->Delete("");
1ee39b3a	221	new(fEventInfo)AliTRDeventInfo(fESDev->GetHeader(), const_cast<AliESDRun *>(fESDev->GetESDRun()));
1ee39b3a	222
770382d9	223	Bool_t *trackMap(NULL);
770382d9	224	AliStack * mStack(NULL);
1ee39b3a	225	Int_t nTracksMC = HasMCdata() ? fMCev->GetNumberOfTracks() : 0, nTracksESD = fESDev->GetNumberOfTracks();
	226	if(HasMCdata()){
	227	mStack = fMCev->Stack();
	228	if(!mStack){
	229	AliError("Failed retrieving MC Stack");
	230	return;
	231	}
	232	trackMap = new Bool_t[nTracksMC];
	233	memset(trackMap, 0, sizeof(Bool_t) * nTracksMC);
	234	}
	235
f232df0d	236	Double32_t dedx[100]; Int_t nSlices(0);
770382d9	237	Int_t nTRDout(0), nTRDin(0), nTPC(0), nclsTrklt;
1ee39b3a	238	AliDebug(2, Form("Entry[%3d] Tracks: ESD[%d] MC[%d]\n", (Int_t)AliAnalysisManager::GetAnalysisManager()->GetCurrentEntry(), nTracksESD, nTracksMC));
770382d9	239	AliESDtrack *esdTrack = NULL;
	240	AliESDfriendTrack *esdFriendTrack = NULL;
	241	TObject *calObject = NULL;
	242	AliTRDtrackV1 *track = NULL;
	243	AliTRDseedV1 *tracklet = NULL;
	244	AliTRDcluster *cl = NULL;
1ee39b3a	245	for(Int_t itrk = 0; itrk < nTracksESD; itrk++){
	246	esdTrack = fESDev->GetTrack(itrk);
	247	AliDebug(3, Form("\n%3d ITS[%d] TPC[%d] TRD[%d]\n", itrk, esdTrack->GetNcls(0), esdTrack->GetNcls(1), esdTrack->GetNcls(2)));
3f19c2cd	248
	249	// Track Selection
	250	if(UseLocalTrkSelection()){
	251	if(esdTrack->Pt() < fgkPt) continue;
	252	if(TMath::Abs(esdTrack->Eta()) > fgkEta) continue;
	253	if(esdTrack->GetTPCNcls() < fgkNclTPC) continue;
	254	Float_t par[2], cov[3];
	255	esdTrack->GetImpactParameters(par, cov);
	256	if(IsCollision()){ // cuts on DCA
	257	if(TMath::Abs(par[0]) > fgkTrkDCAxy) continue;
	258	if(TMath::Abs(par[1]) > fgkTrkDCAz) continue;
	259	}
	260	}
07ece31c	261	if(fTrackCut && !fTrackCut->IsSelected(esdTrack)) continue;
3f19c2cd	262
770382d9	263	if(esdTrack->GetStatus()&AliESDtrack::kTPCout) nTPC++;
	264	if(esdTrack->GetStatus()&AliESDtrack::kTRDout) nTRDout++;
	265	if(esdTrack->GetStatus()&AliESDtrack::kTRDin) nTRDin++;
1ee39b3a	266
	267	// look at external track param
	268	const AliExternalTrackParam *op = esdTrack->GetOuterParam();
	269	Double_t xyz[3];
	270	if(op){
	271	op->GetXYZ(xyz);
	272	op->Global2LocalPosition(xyz, op->GetAlpha());
	273	AliDebug(3, Form("op @ X[%7.3f]\n", xyz[0]));
	274	}
	275
	276	// read MC info
	277	Int_t fPdg = -1;
	278	Int_t label = -1; UInt_t alab=UINT_MAX;
	279	if(HasMCdata()){
	280	label = esdTrack->GetLabel();
	281	alab = TMath::Abs(label);
	282	// register the track
	283	if(alab < UInt_t(nTracksMC)){
	284	trackMap[alab] = kTRUE;
	285	} else {
	286	AliError(Form("MC label[%d] outside scope for Ev[%d] Trk[%d].", label, (Int_t)AliAnalysisManager::GetAnalysisManager()->GetCurrentEntry(), itrk));
	287	continue;
	288	}
770382d9	289	AliMCParticle *mcParticle = NULL;
1ee39b3a	290	if(!(mcParticle = (AliMCParticle*) fMCev->GetTrack(alab))){
	291	AliError(Form("MC particle label[%d] missing for Ev[%d] Trk[%d].", label, (Int_t)AliAnalysisManager::GetAnalysisManager()->GetCurrentEntry(), itrk));
	292	continue;
	293	}
	294	fPdg = mcParticle->Particle()->GetPdgCode();
	295	Int_t nRefs = mcParticle->GetNumberOfTrackReferences();
770382d9	296	Int_t iref = 0; AliTrackReference *ref = NULL;
1ee39b3a	297	while(iref<nRefs){
	298	ref = mcParticle->GetTrackReference(iref);
	299	if(ref->LocalX() > fgkTPC) break;
	300	iref++;
	301	}
	302
	303	new(fTrackInfo) AliTRDtrackInfo();
	304	fTrackInfo->SetPDG(fPdg);
	305	fTrackInfo->SetPrimary(mcParticle->Particle()->IsPrimary());
	306	Int_t jref = iref;//, kref = 0;
	307	while(jref<nRefs){
	308	ref = mcParticle->GetTrackReference(jref);
	309	if(ref->LocalX() > fgkTOF) break;
	310	AliDebug(4, Form(" trackRef[%2d (%2d)] @ %7.3f OK", jref-iref, jref, ref->LocalX()));
	311	fTrackInfo->AddTrackRef(ref);
	312	jref++;
	313	}
	314	AliDebug(3, Form("NtrackRefs[%d(%d)]", fTrackInfo->GetNTrackRefs(), nRefs));
	315	} else {
	316	new (fTrackInfo) AliTRDtrackInfo();
	317	fTrackInfo->SetPDG(fPdg);
	318	}
	319
	320	// copy some relevant info to TRD track info
	321	fTrackInfo->SetStatus(esdTrack->GetStatus());
	322	fTrackInfo->SetTrackId(esdTrack->GetID());
	323	Double_t p[AliPID::kSPECIES]; esdTrack->GetTRDpid(p);
	324	fTrackInfo->SetESDpid(p);
	325	fTrackInfo->SetESDpidQuality(esdTrack->GetTRDntrackletsPID());
f232df0d	326	if(!nSlices) nSlices = esdTrack->GetNumberOfTRDslices();
f232df0d	327	memset(dedx, 0, 100*sizeof(Double32_t));
92c40e64	328	Int_t in(0);
	329	for(Int_t il=0; il<AliTRDgeometry::kNlayer; il++)
	330	for(Int_t is=0; is<nSlices; is++)
	331	dedx[in++]=esdTrack->GetTRDslice(il, is);
	332	for(Int_t il=0; il<AliTRDgeometry::kNlayer; il++) dedx[in++]=esdTrack->GetTRDmomentum(il);
	333	fTrackInfo->SetSlices(in, dedx);
1ee39b3a	334	fTrackInfo->SetLabel(label);
	335	fTrackInfo->SetNumberOfClustersRefit(esdTrack->GetNcls(2));
	336	// some other Informations which we may wish to store in order to find problematic cases
	337	fTrackInfo->SetKinkIndex(esdTrack->GetKinkIndex(0));
	338	fTrackInfo->SetTPCncls(static_cast<UShort_t>(esdTrack->GetNcls(1)));
	339	nclsTrklt = 0;
	340
	341
	342	// read REC info
	343	esdFriendTrack = fESDfriend->GetTrack(itrk);
	344	if(esdFriendTrack){
	345	Int_t icalib = 0;
	346	while((calObject = esdFriendTrack->GetCalibObject(icalib++))){
	347	if(strcmp(calObject->IsA()->GetName(),"AliTRDtrackV1") != 0) continue; // Look for the TRDtrack
	348	if(!(track = dynamic_cast<AliTRDtrackV1*>(calObject))) break;
1ee39b3a	349	AliDebug(4, Form("TRD track OK"));
	350	// Set the clusters to unused
	351	for(Int_t ipl = 0; ipl < AliTRDgeometry::kNlayer; ipl++){
	352	if(!(tracklet = track->GetTracklet(ipl))) continue;
	353	tracklet->ResetClusterIter();
	354	while((cl = tracklet->NextCluster())) cl->Use(0);
	355	}
	356	fTrackInfo->SetTrack(track);
	357	break;
	358	}
	359	AliDebug(3, Form("Ntracklets[%d]\n", fTrackInfo->GetNTracklets()));
	360	} else AliDebug(3, "No ESD friends");
	361	if(op) fTrackInfo->SetOuterParam(op);
	362
	363	if(DebugLevel() >= 1){
	364	AliTRDtrackInfo info(*fTrackInfo);
	365	(*DebugStream()) << "trackInfo"
	366	<< "TrackInfo.=" << &info
	367	<< "\n";
	368	info.Delete("");
	369	}
	370
	371	fContainer->Add(new AliTRDtrackInfo(*fTrackInfo));
	372	fTrackInfo->Delete("");
	373	}
770382d9	374	AliDebug(2, Form("%3d Tracks: TPCout[%d] TRDin[%d] TRDout[%d]\n", (Int_t)AliAnalysisManager::GetAnalysisManager()->GetCurrentEntry(), nTPC, nTRDin, nTRDout));
1ee39b3a	375
770382d9	376	// AliESDv0 *v0 = NULL;
1ee39b3a	377	// for(Int_t iv0=0; iv0<fESD->GetNumberOfV0s(); iv0++){
	378	// if(!(v0 = fESD->GetV0(iv0))) continue;
	379	// fV0container->Add(new AliTRDv0Info(v0));
	380	// }
	381
	382	// Insert also MC tracks which are passing TRD where the track is not reconstructed
	383	if(HasMCdata()){
	384	AliDebug(10, "Output of the MC track map:");
	385	for(Int_t itk = 0; itk < nTracksMC; itk++) AliDebug(10, Form("trackMap[%d] = %s", itk, trackMap[itk] == kTRUE ? "TRUE" : "kFALSE"));
	386
	387	for(Int_t itk = 0; itk < nTracksMC; itk++){
	388	if(trackMap[itk]) continue;
	389	AliMCParticle mcParticle = (AliMCParticle) fMCev->GetTrack(TMath::Abs(itk));
	390	Int_t fPdg = mcParticle->Particle()->GetPdgCode();
	391	Int_t nRefs = mcParticle->GetNumberOfTrackReferences();
770382d9	392	Int_t iref = 0; AliTrackReference *ref = NULL;
1ee39b3a	393	Int_t nRefsTRD = 0;
	394	new(fTrackInfo) AliTRDtrackInfo();
	395	fTrackInfo->SetPDG(fPdg);
	396	while(iref<nRefs){
770382d9	397	Bool_t kIN(kFALSE);
1ee39b3a	398	ref = mcParticle->GetTrackReference(iref);
770382d9	399	if(ref->LocalX() > fgkTPC && ref->LocalX() < fgkTOF){
1ee39b3a	400	fTrackInfo->AddTrackRef(ref);
770382d9	401	nRefsTRD++;kIN=kTRUE;
1ee39b3a	402	}
770382d9	403	AliDebug(4, Form(" trackRef[%2d] @ x[%7.3f] %s", iref, ref->LocalX(), kIN?"IN":"OUT"));
1ee39b3a	404	iref++;
	405	}
	406	if(!nRefsTRD){
	407	// In this stage we at least require 1 hit inside TRD. What will be done with this tracks is a task for the
	408	// analysis job
	409	fTrackInfo->Delete("");
	410	continue;
	411	}
	412	fTrackInfo->SetPrimary(mcParticle->Particle()->IsPrimary());
	413	fTrackInfo->SetLabel(itk);
	414	if(DebugLevel() >= 1){
	415	AliTRDtrackInfo info(*fTrackInfo);
	416	(*DebugStream()) << "trackInfo"
	417	<< "TrackInfo.=" << &info
	418	<< "\n";
	419	info.Delete("");
	420	}
770382d9	421	AliDebug(3, Form("Add MC track @ label[%d] nTRDrefs[%d].", itk, nRefsTRD));
1ee39b3a	422	fContainer->Add(new AliTRDtrackInfo(*fTrackInfo));
	423	fTrackInfo->Delete("");
	424	}
	425	delete[] trackMap;
	426	}
f8f46e4d	427	PostData(1, fContainer);
	428	PostData(2, fEventInfo);
	429	PostData(3, fV0container);
1ee39b3a	430	}
1ee39b3a	431