[u/mrichter/AliRoot.git] / PWGPP / AliTrackComparisonESD.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.                  *
 **************************************************************************/


///////////////////////////////////////////////////////////////////////////////
//                                                                           //
// ANALYSIS task to perrorm TPC calibration                                  //

//                                                                           //
///////////////////////////////////////////////////////////////////////////////
#include "AliTrackComparisonESD.h"
#include "AliTrackComparison.h"
#include "TChain.h"
#include "AliESDEvent.h"
#include "AliESDfriend.h"
#include "AliESDVertex.h"
#include "AliESDtrack.h"
#include "AliESDfriendTrack.h"
#include "AliExternalTrackParam.h"
#include "AliTrackPointArray.h"
#include "AliESDtrackCuts.h"
#include "AliTracker.h"
#include "AliESDCaloCluster.h"
#include "AliESDInputHandler.h"
#include "AliAnalysisManager.h"
#include "AliEMCALGeometry.h"
#include "AliCalorimeterUtils.h"
#include "AliESDCaloCells.h"
#include "TFile.h"
#include "TSystem.h"
#include "TTimeStamp.h"
#include "AliHMPIDParam.h"
//#include <TGeoHMatrix>
#include "AliGeomManager.h"
#include "AliGRPManager.h"

ClassImp(AliTrackComparisonESD)

//________________________________________________________________________
AliTrackComparisonESD::AliTrackComparisonESD()
  :AliAnalysisTask(),
   fESD(0),
   fESDCuts(AliESDtrackCuts::GetStandardITSTPCTrackCuts2010()),
   fESDfriend(0),
   fCurrentRun(-1),
   fDebugOutputPath(""),
   fOutput(0),
   fEMCAL(0),
   fHMPID(0),
   fTOF(0),
   fGeom(0),
   fCutR(20),
   fCaloUtil(0)
{
  //
  // default constructor
  // 
  for(Int_t i=0; i<4; i++) fTransMatrix[i]=0;
  
}

//________________________________________________________________________
AliTrackComparisonESD::AliTrackComparisonESD(const char *name) 
  :AliAnalysisTask(name,""),
   fESD(0),
   fESDCuts(AliESDtrackCuts::GetStandardITSTPCTrackCuts2010()),
   fESDfriend(0),
   fCurrentRun(-1),
   fDebugOutputPath(""),
   fOutput(0),
   fEMCAL(0),
   fHMPID(0),
   fTOF(0),
   fGeom(0),
   fCutR(20),
   fCaloUtil(0)
{
  //
  // Constructor
  //
  DefineInput(0, TChain::Class());
  DefineOutput(0, TObjArray::Class());

  for(Int_t i=0; i<4; i++) fTransMatrix[i]=0;
}

//________________________________________________________________________
AliTrackComparisonESD::~AliTrackComparisonESD() {
  //
  // destructor
  //
  printf("AliTrackComparisonESD::~AliTrackComparisonESD");

  if(fEMCAL)  delete fEMCAL;  fEMCAL=0;
  if(fHMPID)  delete fHMPID;  fHMPID=0;
  if(fTOF)    delete fTOF;    fTOF=0;
  if(fOutput) fOutput->Delete();
  //if(fOutput) delete fOutput;
  if(fCaloUtil) delete fCaloUtil; fCaloUtil=0;
  for(Int_t i=0; i<4; i++)
    {
      if(fTransMatrix[i]) {delete fTransMatrix[i];fTransMatrix[i]=0;}
    }
}

//________________________________________________________________________
void AliTrackComparisonESD::ConnectInputData(Option_t *) {
  //
  //
  //
  TTree* tree=dynamic_cast<TTree*>(GetInputData(0));
  if (!tree) {
    //Printf("ERROR: Could not read chain from input slot 0");
  } 
  else {
    AliESDInputHandler *esdH = dynamic_cast<AliESDInputHandler*> (AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler());
    if (!esdH) {
      //Printf("ERROR: Could not get ESDInputHandler");
    } 
    else {
      //esdH->SetReadFriends(kTRUE);
      //esdH->SetActiveBranches("ESDfriend");
      fESD = esdH->GetEvent();
      //Printf("*** CONNECTED NEW EVENT ****");
    }
  }

}

//________________________________________________________________________
void AliTrackComparisonESD::CreateOutputObjects() {
  //
  //
  //
  //OpenFile(0, "RECREATE");
  TFile *ftmp = OpenFile(0);
  if(!ftmp)AliError(Form("File %s not found!",ftmp->GetName()));
  fOutput=new TObjArray(0);
  fOutput->SetOwner(kTRUE);

  fEMCAL = new AliTrackComparison("EMCAL","EMCAL");
  fEMCAL->SetLayerID(20);
  fEMCAL->SetFillAll(kFALSE);
  fEMCAL->Init();
  fHMPID = new AliTrackComparison("HMPID","HMPID");
  fHMPID->SetRangeDY(-5,5);
  fHMPID->SetRangeDZ(-5,5);
  fHMPID->SetLayerID(18);
  fHMPID->SetFillAll(kFALSE);
  fHMPID->Init();
  fTOF   = new AliTrackComparison("TOF","TOF");
  fTOF->SetRangeDY(-5,5);
  fTOF->SetRange1Pt(-1,1);
  fTOF->SetLayerID(15);
  fTOF->SetFillAll(kFALSE);
  fTOF->Init();

  fOutput->Add(fEMCAL);
  fOutput->Add(fHMPID);
  fOutput->Add(fTOF);

  Double_t rotationMatrix[4][9] = {{-0.014587, -0.999892, -0.002031, 0.999892, -0.014591,  0.001979, -0.002009, -0.002002,  0.999996},
				   {-0.014587,  0.999892,  0.002031, 0.999892,  0.014591, -0.001979, -0.002009,  0.002002, -0.999996},
				   {-0.345864, -0.938278, -0.003412, 0.938276, -0.345874,  0.003010, -0.004004, -0.002161,  0.999990},
				   {-0.345864,  0.938278,  0.003412, 0.938276,  0.345874, -0.003010, -0.004004,  0.002161, -0.999990}};

  Double_t translationMatrix[4][3] = {{0.351659, 447.576446,  176.269742},
				      {1.062577, 446.893974, -173.728870},
				      {-154.213287, 419.306156,  176.753692},
				      {-153.018950, 418.623681, -173.243605}};
  for(Int_t imx=0; imx<4; imx++)
    {
      fTransMatrix[imx] = new TGeoHMatrix();
      fTransMatrix[imx]->SetRotation(rotationMatrix[imx]);
      fTransMatrix[imx]->SetTranslation(translationMatrix[imx]);
      fTransMatrix[imx]->Print();
    }


  fCaloUtil = new AliCalorimeterUtils();
  InitCaloUtil();


  PostData(0,fOutput);
}

//________________________________________________________________________
Bool_t AliTrackComparisonESD::SetupEvent() {
  //
  // Setup Event
  //
  // check if something to be done

  if(!fESD)
    return kFALSE;

  if (fCurrentRun == fESD->GetRunNumber())
    return kTRUE;
  else
    fCurrentRun = fESD->GetRunNumber();

  return kTRUE;
}

//________________________________________________________________________
void AliTrackComparisonESD::Exec(Option_t *) {
  //
  // Exec function
  // Loop over tracks and call  Process function
  if (!fESD) {
    //Printf("ERROR: fESD not available");
    return;
  }

  if(!SetupEvent()) return;


  fESDfriend=static_cast<AliESDfriend*>(fESD->FindListObject("AliESDfriend"));
  if (!fESDfriend) {
    //Printf("ERROR: fESDfriend not available");
    return;
  }


  if ( fESDfriend->GetNumberOfTracks() <=0 ) {
    Printf("ERROR: fESDfriend Tracks not available");
    return;
  }


  //Get primary vertex
  const AliESDVertex *vertex = fESD->GetPrimaryVertex();
  if(!vertex) AliError("No primary vertex found!\n");
  Double_t vPos[3];
  vertex->GetXYZ(vPos);
  if(TMath::Abs(vPos[2])>7) return;

  
  //Get EMCAL clusters and cells
  TRefArray *clusters = new TRefArray();
  Int_t nclusters = fESD->GetEMCALClusters(clusters);
  AliESDCaloCells *cells = fESD->GetEMCALCells();
  //  RecalClusterPos(clusters,cells);
//   Float_t pos[3];
//   for(Int_t icl=0; icl<nclusters; icl++)
//     {
//       AliESDCaloCluster *cluster = (AliESDCaloCluster*) clusters->At(icl);
//       cluster->GetPosition(pos);
//       printf("cluster %d pass00 pos: (%5.3f,%5.3f,%5.3f,%5.3f)\n",icl,pos[0],pos[1],pos[2],TMath::Sqrt(pos[0]*pos[0]+pos[1]*pos[1]));
//     }


  //Loop over tracks
  Int_t ntracks = fESD->GetNumberOfTracks();
  for(Int_t itr=0; itr<ntracks; itr++)
    {
      AliESDtrack *track = fESD->GetTrack(itr);
      if(!track || !fESDCuts->AcceptTrack(track)) continue;

      AliESDfriendTrack *friendTrack = fESDfriend->GetTrack(itr);
      if(!friendTrack) continue;
      //printf(" --- %d < %d || %p | %p -- %p \n", itr, fESDfriend->GetNumberOfTracks(), track, fESDfriend, friendTrack);
      ProcessTOF(track,friendTrack,vPos);
      if(nclusters>0)ProcessEMCAL(track,friendTrack,clusters,cells,vPos);
      ProcessHMPID(track,friendTrack,vPos);
    }//End of track loop

  delete clusters;
  PostData(0,fOutput);
}

//________________________________________________________________________
void AliTrackComparisonESD::ProcessTOF(AliESDtrack *track, AliESDfriendTrack *friendTrack, Double_t *vPos){
  //
  // Process TPC-TOF extrapolation
  //

  //printf("Enter function!\n");
  if (track->GetTOFsignal()<=0)  return;
  if (!friendTrack) return;
  if (!friendTrack->GetTPCOut()) return;

  AliExternalTrackParam *pTPC = const_cast<AliExternalTrackParam*>(friendTrack->GetTPCOut());
  if(!pTPC) return;

  const AliTrackPointArray *points=friendTrack->GetTrackPointArray();
  if (!points) return;
  Int_t npoints = points->GetNPoints();
  if(npoints>1000) return; //the default value is more than 30000, why not -1???
  AliTrackPoint point;
  //
  Int_t counter=0;
  for (Int_t ipoint=0;ipoint<npoints;ipoint++){
    if(!points->GetPoint(point,ipoint)) continue;
    if(AliGeomManager::VolUIDToLayer(point.GetVolumeID())==AliGeomManager::kTOF)
      {
	counter++;
	fTOF->AddTracks(pTPC,&point,track->GetMass(),track->P(),vPos);
      }
  }
  //Printf("# of track points in TOF: %d!\n",counter);
  return;
}

//________________________________________________________________________
void AliTrackComparisonESD::ProcessEMCAL(AliESDtrack *track, AliESDfriendTrack *friendTrack, TRefArray *clusters, AliESDCaloCells *cells, Double_t *vPos){
  if(clusters->GetEntriesFast()==0) return;

  Double_t rEMCal = 438;
  Double_t tmp=fCutR;
  Int_t clsIndex=-1;
  TVector3 clsV,trkV;

  AliExternalTrackParam *pTPC = const_cast<AliExternalTrackParam*>(friendTrack->GetTPCOut());
  if(!pTPC) return;

  Double_t trPos[3];
  Float_t clPos[3];
  AliExternalTrackParam *pTest = new AliExternalTrackParam(*pTPC);
  if(!AliTracker::PropagateTrackToBxByBz(pTest, rEMCal , track->GetMass(), 1 , kFALSE,0.99,-1)) return;
  if(!pTest->GetXYZ(trPos)) return;

  Double_t trPhi = TMath::ATan2(trPos[1],trPos[0])*TMath::RadToDeg();
  //printf("trPhi = %5.3f | eta = %5.3f\n",trPhi,pTest->Eta());
  if(trPhi<80 || trPhi>120) return;
  if(TMath::Abs(pTest->Eta())>0.7) return;

  AliExternalTrackParam *p0=0;
  AliTrackPoint *p1=new AliTrackPoint();
  Int_t nclusters = clusters->GetEntries();
  for(Int_t icl=0; icl<nclusters; icl++)
    {
      AliESDCaloCluster *cluster = (AliESDCaloCluster*) clusters->At(icl);
      if(!cluster) continue;
      if(fCaloUtil->ClusterContainsBadChannel("EMCAL",cluster->GetCellsAbsId(),cluster->GetNCells()) ) continue;
      if(!fCaloUtil->CheckCellFiducialRegion(cluster,cells,NULL,0) ) continue;

      cluster->GetPosition(clPos);
      p0 = pTPC;
      clsV.SetXYZ(clPos[0],clPos[1],clPos[2]);
      Double_t alpha = ((int)(clsV.Phi()*TMath::RadToDeg()/20)+0.5)*20*TMath::DegToRad();
      clsV.RotateZ(-alpha);
      p0->Rotate(alpha);
      if(!AliTrackerBase::PropagateTrackToBxByBz(p0,clsV.X(), track->GetMass(), 1,kFALSE,0.99,-1)) continue;
      trkV.SetXYZ(p0->GetX(),p0->GetY(),p0->GetZ());
      Double_t dist = TMath::Sqrt( TMath::Power(clsV.X()-trkV.X(),2)+TMath::Power(clsV.Y()-trkV.Y(),2)+TMath::Power(clsV.Z()-trkV.Z(),2) );
      if(dist<tmp)
	{                
	  tmp=dist;
	  clsIndex=icl;
	}
    }
      
  if(clsIndex==-1) return;
  AliESDCaloCluster *cluster = (AliESDCaloCluster*) clusters->At(clsIndex);
  cluster->GetPosition(clPos);
  //printf("cluster pos: (%5.3f,%5.3f,%5.3f,%5.3f)\n",clPos[0],clPos[1],clPos[2],TMath::Sqrt(clPos[0]*clPos[0]+clPos[1]*clPos[1]));
  p1->SetXYZ(clPos[0],clPos[1],clPos[2],0);
  //printf("Found EMCAL point!\n");
  fEMCAL->AddTracks(pTPC,p1,track->GetMass(),track->P(),vPos);


  delete pTest;
  delete p1;
  return;
}

//________________________________________________________________________
void AliTrackComparisonESD::ProcessHMPID(AliESDtrack *track, AliESDfriendTrack *friendTrack, Double_t *vPos){
  //
  // Process TPC-TOF extrapolation
  //
  if (track->GetHMPIDsignal()<=0)  return;

  AliExternalTrackParam *pTPC = const_cast<AliExternalTrackParam*>(friendTrack->GetTPCOut());
  if(!pTPC) return;

  Int_t q, nph, ch;
  Float_t x, y;
  track->GetHMPIDmip(x,y,q,nph);
  Double_t pHmp[3]={0}, pHmp3=0;
  if (track->GetOuterHmpPxPyPz(pHmp)) 
    pHmp3 = TMath::Sqrt(pHmp[0]*pHmp[0]+pHmp[1]*pHmp[1]+pHmp[2]*pHmp[2]);

  ch = track->GetHMPIDcluIdx()/1000000;

  AliHMPIDParam *pParam = AliHMPIDParam::Instance(); 
  TVector3 vG = pParam->Lors2Mars(ch,x,y);

  AliTrackPoint *p1 = new AliTrackPoint();
  p1->SetXYZ(vG.X(),vG.Y(),vG.Z());
  //printf("Found HMPID point!\n");
  fHMPID->AddTracks(pTPC,p1,track->GetMass(),pHmp3,vPos);
  delete p1;
  return;
}


//________________________________________________________________________
void AliTrackComparisonESD::RecalClusterPos(TRefArray *clusters, AliESDCaloCells *cells){
  //
  //
  //
  Double_t iLocal[3], iGlobal[3];
  Float_t cPos[3];
  //Float_t pos[3];
  Int_t nclusters = clusters->GetEntries();
  for(Int_t icl=0; icl<nclusters; icl++)
    {
      AliESDCaloCluster *cluster = (AliESDCaloCluster*) clusters->At(icl);
      UShort_t *absId = cluster->GetCellsAbsId();
      Int_t nCells = cluster->GetNCells();
      for(Int_t i=0;i<3;i++)cPos[i]=0;
      Double_t wTot=0;
      for(Int_t iCell=0; iCell<nCells; iCell++)
	{
	  Double_t cellEnergy = cells->GetCellAmplitude(absId[iCell]);
	  Double_t dist = 1.31*(log(cluster->E())+4.82+0.5);
	  fGeom->RelPosCellInSModule(absId[iCell],dist,iLocal[0],iLocal[1],iLocal[2]);
	  //fGeom->GetGlobal(iLocal,iGlobal,fGeom->GetSuperModuleNumber(absId[iCell]));
	  Int_t sm = fGeom->GetSuperModuleNumber(absId[iCell]);
	  //matrix[sm]->Print();
	  //cout<<"sm = "<<sm<<endl;
	  fTransMatrix[sm]->LocalToMaster(iLocal,iGlobal);

	  Double_t w = TMath::Max( 0., 4.5 + TMath::Log( cellEnergy / cluster->E() ));
	  if(w>0.0)
	    {
	      wTot += w;
	      for(Int_t i=0; i<3; i++ )
		  cPos[i] += (w*iGlobal[i]);
	    }
	}//End of cell loop   
      if(wTot>0)
	{
	  for(int i=0; i<3; i++ ) 
	    {
	      cPos[i] /= wTot;
	      cluster->SetPosition(cPos);
	    }
	}
      //cluster->GetPosition(pos);
      //printf("cluster %d pass10 pos: (%5.3f,%5.3f,%5.3f)\n",icl,pos[0],pos[1],pos[2]);
    }//End of cluster loop
}

//________________________________________________________________________
void AliTrackComparisonESD::Terminate(Option_t */*option*/) {
  //
  // Terminate
  //
  AliInfo("AliTrackComparisonESD::Terminate()\n");
  
}

//________________________________________________________________________
void AliTrackComparisonESD::FinishTaskOutput(){
  //
  // According description in AliAnalisysTask this method is call 
  // on the slaves before sending data
  //
  Terminate("slave");
  if(!fDebugOutputPath.IsNull()) { 
    RegisterDebugOutput();
  }
}

//________________________________________________________________________
Long64_t AliTrackComparisonESD::Merge(TCollection *li) {
  if(li) return 1;
  else return 1;
}

//________________________________________________________________________
void AliTrackComparisonESD::Analyze() {
  //
  // Analyze the content of the task
  //

}

//________________________________________________________________________
void AliTrackComparisonESD::RegisterDebugOutput(){
  //
  //
  //
}

//________________________________________________________________________
void AliTrackComparisonESD::InitCaloUtil(){
  cout<<"Initialize bad channel map!"<<endl;
  fCaloUtil->InitEMCALGeometry();
  fCaloUtil->SetNumberOfCellsFromEMCALBorder(1);
  //fCaloUtil->SetNumberOfCellsFromPHOSBorder(2);
  fCaloUtil->SwitchOnNoFiducialBorderInEMCALEta0();
  fCaloUtil->SwitchOnBadChannelsRemoval();  
  // SM0
  fCaloUtil->SetEMCALChannelStatus(0,3,13);
  fCaloUtil->SetEMCALChannelStatus(0,44,1); 
  fCaloUtil->SetEMCALChannelStatus(0,3,13);
  fCaloUtil->SetEMCALChannelStatus(0,20,7);  
  fCaloUtil->SetEMCALChannelStatus(0,38,2);
  // SM1
  fCaloUtil->SetEMCALChannelStatus(1,4,7);
  fCaloUtil->SetEMCALChannelStatus(1,4,13);  
  fCaloUtil->SetEMCALChannelStatus(1,9,20);
  fCaloUtil->SetEMCALChannelStatus(1,14,15);
  fCaloUtil->SetEMCALChannelStatus(1,23,16);
  fCaloUtil->SetEMCALChannelStatus(1,32,23);
  fCaloUtil->SetEMCALChannelStatus(1,37,5);
  fCaloUtil->SetEMCALChannelStatus(1,40,1);  
  fCaloUtil->SetEMCALChannelStatus(1,40,2);
  fCaloUtil->SetEMCALChannelStatus(1,40,5);
  fCaloUtil->SetEMCALChannelStatus(1,41,0);  
  fCaloUtil->SetEMCALChannelStatus(1,41,1);
  fCaloUtil->SetEMCALChannelStatus(1,41,2); 
  fCaloUtil->SetEMCALChannelStatus(1,41,4);
  // SM2
  fCaloUtil->SetEMCALChannelStatus(2,14,15);
  fCaloUtil->SetEMCALChannelStatus(2,18,16);
  fCaloUtil->SetEMCALChannelStatus(2,18,17);
  fCaloUtil->SetEMCALChannelStatus(2,18,18);
  fCaloUtil->SetEMCALChannelStatus(2,18,20);
  fCaloUtil->SetEMCALChannelStatus(2,18,21);
  fCaloUtil->SetEMCALChannelStatus(2,18,23);
  fCaloUtil->SetEMCALChannelStatus(2,19,16);
  fCaloUtil->SetEMCALChannelStatus(2,19,17);
  fCaloUtil->SetEMCALChannelStatus(2,19,19);
  fCaloUtil->SetEMCALChannelStatus(2,19,20);
  fCaloUtil->SetEMCALChannelStatus(2,19,21);
  fCaloUtil->SetEMCALChannelStatus(2,19,22);
  //SM3
  fCaloUtil->SetEMCALChannelStatus(3,4,7);
  
  fCaloUtil->Print("");
  cout<<"Done initialization!"<<endl;
}
Commit	Line	Data
bdf94dc3	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	///////////////////////////////////////////////////////////////////////////////
	18	// //
	19	// ANALYSIS task to perrorm TPC calibration //
	20
	21	// //
	22	///////////////////////////////////////////////////////////////////////////////
	23	#include "AliTrackComparisonESD.h"
	24	#include "AliTrackComparison.h"
	25	#include "TChain.h"
	26	#include "AliESDEvent.h"
	27	#include "AliESDfriend.h"
	28	#include "AliESDVertex.h"
	29	#include "AliESDtrack.h"
	30	#include "AliESDfriendTrack.h"
	31	#include "AliExternalTrackParam.h"
	32	#include "AliTrackPointArray.h"
	33	#include "AliESDtrackCuts.h"
	34	#include "AliTracker.h"
	35	#include "AliESDCaloCluster.h"
	36	#include "AliESDInputHandler.h"
	37	#include "AliAnalysisManager.h"
	38	#include "AliEMCALGeometry.h"
53ae303f	39	#include "AliCalorimeterUtils.h"
53ae303f	40	#include "AliESDCaloCells.h"
bdf94dc3	41	#include "TFile.h"
	42	#include "TSystem.h"
	43	#include "TTimeStamp.h"
	44	#include "AliHMPIDParam.h"
	45	//#include <TGeoHMatrix>
	46	#include "AliGeomManager.h"
53ae303f	47	#include "AliGRPManager.h"
bdf94dc3	48
	49	ClassImp(AliTrackComparisonESD)
	50
	51	//________________________________________________________________________
	52	AliTrackComparisonESD::AliTrackComparisonESD()
	53	:AliAnalysisTask(),
	54	fESD(0),
	55	fESDCuts(AliESDtrackCuts::GetStandardITSTPCTrackCuts2010()),
	56	fESDfriend(0),
	57	fCurrentRun(-1),
	58	fDebugOutputPath(""),
bdf94dc3	59	fOutput(0),
	60	fEMCAL(0),
	61	fHMPID(0),
	62	fTOF(0),
	63	fGeom(0),
53ae303f	64	fCutR(20),
53ae303f	65	fCaloUtil(0)
bdf94dc3	66	{
	67	//
	68	// default constructor
	69	//
	70	for(Int_t i=0; i<4; i++) fTransMatrix[i]=0;
	71
	72	}
	73
	74	//________________________________________________________________________
	75	AliTrackComparisonESD::AliTrackComparisonESD(const char *name)
	76	:AliAnalysisTask(name,""),
	77	fESD(0),
	78	fESDCuts(AliESDtrackCuts::GetStandardITSTPCTrackCuts2010()),
	79	fESDfriend(0),
	80	fCurrentRun(-1),
	81	fDebugOutputPath(""),
bdf94dc3	82	fOutput(0),
	83	fEMCAL(0),
	84	fHMPID(0),
	85	fTOF(0),
	86	fGeom(0),
53ae303f	87	fCutR(20),
53ae303f	88	fCaloUtil(0)
bdf94dc3	89	{
	90	//
	91	// Constructor
	92	//
	93	DefineInput(0, TChain::Class());
	94	DefineOutput(0, TObjArray::Class());
	95
	96	for(Int_t i=0; i<4; i++) fTransMatrix[i]=0;
	97	}
	98
	99	//________________________________________________________________________
	100	AliTrackComparisonESD::~AliTrackComparisonESD() {
	101	//
	102	// destructor
	103	//
	104	printf("AliTrackComparisonESD::~AliTrackComparisonESD");
53ae303f	105
bdf94dc3	106	if(fEMCAL) delete fEMCAL; fEMCAL=0;
	107	if(fHMPID) delete fHMPID; fHMPID=0;
	108	if(fTOF) delete fTOF; fTOF=0;
53ae303f	109	if(fOutput) fOutput->Delete();
	110	//if(fOutput) delete fOutput;
	111	if(fCaloUtil) delete fCaloUtil; fCaloUtil=0;
bdf94dc3	112	for(Int_t i=0; i<4; i++)
	113	{
	114	if(fTransMatrix[i]) {delete fTransMatrix[i];fTransMatrix[i]=0;}
	115	}
	116	}
	117
	118	//________________________________________________________________________
	119	void AliTrackComparisonESD::ConnectInputData(Option_t *) {
	120	//
	121	//
	122	//
	123	TTree* tree=dynamic_cast<TTree*>(GetInputData(0));
	124	if (!tree) {
	125	//Printf("ERROR: Could not read chain from input slot 0");
	126	}
	127	else {
	128	AliESDInputHandler esdH = dynamic_cast<AliESDInputHandler> (AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler());
	129	if (!esdH) {
	130	//Printf("ERROR: Could not get ESDInputHandler");
	131	}
	132	else {
	133	//esdH->SetReadFriends(kTRUE);
	134	//esdH->SetActiveBranches("ESDfriend");
	135	fESD = esdH->GetEvent();
	136	//Printf("* CONNECTED NEW EVENT **");
	137	}
	138	}
	139
	140	}
	141
	142	//________________________________________________________________________
	143	void AliTrackComparisonESD::CreateOutputObjects() {
	144	//
	145	//
	146	//
	147	//OpenFile(0, "RECREATE");
	148	TFile *ftmp = OpenFile(0);
	149	if(!ftmp)AliError(Form("File %s not found!",ftmp->GetName()));
	150	fOutput=new TObjArray(0);
	151	fOutput->SetOwner(kTRUE);
	152
	153	fEMCAL = new AliTrackComparison("EMCAL","EMCAL");
	154	fEMCAL->SetLayerID(20);
	155	fEMCAL->SetFillAll(kFALSE);
	156	fEMCAL->Init();
	157	fHMPID = new AliTrackComparison("HMPID","HMPID");
	158	fHMPID->SetRangeDY(-5,5);
	159	fHMPID->SetRangeDZ(-5,5);
	160	fHMPID->SetLayerID(18);
	161	fHMPID->SetFillAll(kFALSE);
	162	fHMPID->Init();
	163	fTOF = new AliTrackComparison("TOF","TOF");
	164	fTOF->SetRangeDY(-5,5);
	165	fTOF->SetRange1Pt(-1,1);
	166	fTOF->SetLayerID(15);
	167	fTOF->SetFillAll(kFALSE);
	168	fTOF->Init();
	169
	170	fOutput->Add(fEMCAL);
	171	fOutput->Add(fHMPID);
	172	fOutput->Add(fTOF);
	173
	174	Double_t rotationMatrix[4][9] = {{-0.014587, -0.999892, -0.002031, 0.999892, -0.014591, 0.001979, -0.002009, -0.002002, 0.999996},
	175	{-0.014587, 0.999892, 0.002031, 0.999892, 0.014591, -0.001979, -0.002009, 0.002002, -0.999996},
176	{-0.345864, -0.938278, -0.003412, 0.938276, -0.345874, 0.003010, -0.004004, -0.002161, 0.999990},
177	{-0.345864, 0.938278, 0.003412, 0.938276, 0.345874, -0.003010, -0.004004, 0.002161, -0.999990}};
178
179	Double_t translationMatrix[4][3] = {{0.351659, 447.576446, 176.269742},
180	{1.062577, 446.893974, -173.728870},
181	{-154.213287, 419.306156, 176.753692},
182	{-153.018950, 418.623681, -173.243605}};
183	for(Int_t imx=0; imx<4; imx++)
184	{
185	fTransMatrix[imx] = new TGeoHMatrix();
186	fTransMatrix[imx]->SetRotation(rotationMatrix[imx]);
187	fTransMatrix[imx]->SetTranslation(translationMatrix[imx]);
188	fTransMatrix[imx]->Print();
189	}
190
191
53ae303f	192	fCaloUtil = new AliCalorimeterUtils();
	193	InitCaloUtil();
	194
	195
bdf94dc3	196	PostData(0,fOutput);
	197	}
	198
	199	//________________________________________________________________________
	200	Bool_t AliTrackComparisonESD::SetupEvent() {
	201	//
	202	// Setup Event
	203	//
	204	// check if something to be done
	205
	206	if(!fESD)
	207	return kFALSE;
	208
	209	if (fCurrentRun == fESD->GetRunNumber())
	210	return kTRUE;
	211	else
	212	fCurrentRun = fESD->GetRunNumber();
	213
bdf94dc3	214	return kTRUE;
	215	}
	216
	217	//________________________________________________________________________
	218	void AliTrackComparisonESD::Exec(Option_t *) {
	219	//
	220	// Exec function
	221	// Loop over tracks and call Process function
	222	if (!fESD) {
	223	//Printf("ERROR: fESD not available");
	224	return;
	225	}
	226
	227	if(!SetupEvent()) return;
	228
	229
	230	fESDfriend=static_cast<AliESDfriend*>(fESD->FindListObject("AliESDfriend"));
	231	if (!fESDfriend) {
	232	//Printf("ERROR: fESDfriend not available");
	233	return;
	234	}
	235
	236
	237	if ( fESDfriend->GetNumberOfTracks() <=0 ) {
53ae303f	238	Printf("ERROR: fESDfriend Tracks not available");
bdf94dc3	239	return;
	240	}
	241
	242
	243	//Get primary vertex
	244	const AliESDVertex *vertex = fESD->GetPrimaryVertex();
	245	if(!vertex) AliError("No primary vertex found!\n");
	246	Double_t vPos[3];
	247	vertex->GetXYZ(vPos);
	248	if(TMath::Abs(vPos[2])>7) return;
	249
	250
	251	//Get EMCAL clusters and cells
	252	TRefArray *clusters = new TRefArray();
	253	Int_t nclusters = fESD->GetEMCALClusters(clusters);
	254	AliESDCaloCells *cells = fESD->GetEMCALCells();
57c7c257	255	// RecalClusterPos(clusters,cells);
bdf94dc3	256	// Float_t pos[3];
	257	// for(Int_t icl=0; icl<nclusters; icl++)
	258	// {
	259	// AliESDCaloCluster cluster = (AliESDCaloCluster) clusters->At(icl);
	260	// cluster->GetPosition(pos);
	261	// printf("cluster %d pass00 pos: (%5.3f,%5.3f,%5.3f,%5.3f)\n",icl,pos[0],pos[1],pos[2],TMath::Sqrt(pos[0]pos[0]+pos[1]pos[1]));
	262	// }
	263
	264
	265
	266	//Loop over tracks
	267	Int_t ntracks = fESD->GetNumberOfTracks();
	268	for(Int_t itr=0; itr<ntracks; itr++)
	269	{
	270	AliESDtrack *track = fESD->GetTrack(itr);
	271	if(!track \|\| !fESDCuts->AcceptTrack(track)) continue;
	272
	273	AliESDfriendTrack *friendTrack = fESDfriend->GetTrack(itr);
	274	if(!friendTrack) continue;
	275	//printf(" --- %d < %d \|\| %p \| %p -- %p \n", itr, fESDfriend->GetNumberOfTracks(), track, fESDfriend, friendTrack);
	276	ProcessTOF(track,friendTrack,vPos);
53ae303f	277	if(nclusters>0)ProcessEMCAL(track,friendTrack,clusters,cells,vPos);
bdf94dc3	278	ProcessHMPID(track,friendTrack,vPos);
	279	}//End of track loop
	280
	281	delete clusters;
	282	PostData(0,fOutput);
	283	}
	284
	285	//________________________________________________________________________
	286	void AliTrackComparisonESD::ProcessTOF(AliESDtrack track, AliESDfriendTrack friendTrack, Double_t *vPos){
	287	//
	288	// Process TPC-TOF extrapolation
	289	//
	290
	291	//printf("Enter function!\n");
	292	if (track->GetTOFsignal()<=0) return;
	293	if (!friendTrack) return;
	294	if (!friendTrack->GetTPCOut()) return;
	295
	296	AliExternalTrackParam pTPC = const_cast<AliExternalTrackParam>(friendTrack->GetTPCOut());
	297	if(!pTPC) return;
	298
	299	const AliTrackPointArray *points=friendTrack->GetTrackPointArray();
	300	if (!points) return;
	301	Int_t npoints = points->GetNPoints();
	302	if(npoints>1000) return; //the default value is more than 30000, why not -1???
	303	AliTrackPoint point;
	304	//
	305	Int_t counter=0;
	306	for (Int_t ipoint=0;ipoint<npoints;ipoint++){
bdf94dc3	307	if(!points->GetPoint(point,ipoint)) continue;
bdf94dc3	308	if(AliGeomManager::VolUIDToLayer(point.GetVolumeID())==AliGeomManager::kTOF)
	309	{
	310	counter++;
	311	fTOF->AddTracks(pTPC,&point,track->GetMass(),track->P(),vPos);
	312	}
	313	}
	314	//Printf("# of track points in TOF: %d!\n",counter);
53ae303f	315	return;
bdf94dc3	316	}
	317
	318	//________________________________________________________________________
53ae303f	319	void AliTrackComparisonESD::ProcessEMCAL(AliESDtrack track, AliESDfriendTrack friendTrack, TRefArray clusters, AliESDCaloCells cells, Double_t *vPos){
bdf94dc3	320	if(clusters->GetEntriesFast()==0) return;
	321
	322	Double_t rEMCal = 438;
53ae303f	323	Double_t tmp=fCutR;
	324	Int_t clsIndex=-1;
	325	TVector3 clsV,trkV;
bdf94dc3	326
	327	AliExternalTrackParam pTPC = const_cast<AliExternalTrackParam>(friendTrack->GetTPCOut());
	328	if(!pTPC) return;
	329
	330	Double_t trPos[3];
	331	Float_t clPos[3];
	332	AliExternalTrackParam pTest = new AliExternalTrackParam(pTPC);
	333	if(!AliTracker::PropagateTrackToBxByBz(pTest, rEMCal , track->GetMass(), 1 , kFALSE,0.99,-1)) return;
	334	if(!pTest->GetXYZ(trPos)) return;
	335
53ae303f	336	Double_t trPhi = TMath::ATan2(trPos[1],trPos[0])*TMath::RadToDeg();
	337	//printf("trPhi = %5.3f \| eta = %5.3f\n",trPhi,pTest->Eta());
	338	if(trPhi<80 \|\| trPhi>120) return;
	339	if(TMath::Abs(pTest->Eta())>0.7) return;
	340
bdf94dc3	341	AliExternalTrackParam *p0=0;
	342	AliTrackPoint *p1=new AliTrackPoint();
	343	Int_t nclusters = clusters->GetEntries();
	344	for(Int_t icl=0; icl<nclusters; icl++)
	345	{
	346	AliESDCaloCluster cluster = (AliESDCaloCluster) clusters->At(icl);
	347	if(!cluster) continue;
53ae303f	348	if(fCaloUtil->ClusterContainsBadChannel("EMCAL",cluster->GetCellsAbsId(),cluster->GetNCells()) ) continue;
	349	if(!fCaloUtil->CheckCellFiducialRegion(cluster,cells,NULL,0) ) continue;
	350
bdf94dc3	351	cluster->GetPosition(clPos);
bdf94dc3	352	p0 = pTPC;
53ae303f	353	clsV.SetXYZ(clPos[0],clPos[1],clPos[2]);
	354	Double_t alpha = ((int)(clsV.Phi()TMath::RadToDeg()/20)+0.5)20*TMath::DegToRad();
	355	clsV.RotateZ(-alpha);
	356	p0->Rotate(alpha);
	357	if(!AliTrackerBase::PropagateTrackToBxByBz(p0,clsV.X(), track->GetMass(), 1,kFALSE,0.99,-1)) continue;
	358	trkV.SetXYZ(p0->GetX(),p0->GetY(),p0->GetZ());
	359	Double_t dist = TMath::Sqrt( TMath::Power(clsV.X()-trkV.X(),2)+TMath::Power(clsV.Y()-trkV.Y(),2)+TMath::Power(clsV.Z()-trkV.Z(),2) );
	360	if(dist<tmp)
	361	{
	362	tmp=dist;
	363	clsIndex=icl;
	364	}
bdf94dc3	365	}
53ae303f	366
	367	if(clsIndex==-1) return;
	368	AliESDCaloCluster cluster = (AliESDCaloCluster) clusters->At(clsIndex);
	369	cluster->GetPosition(clPos);
	370	//printf("cluster pos: (%5.3f,%5.3f,%5.3f,%5.3f)\n",clPos[0],clPos[1],clPos[2],TMath::Sqrt(clPos[0]clPos[0]+clPos[1]clPos[1]));
	371	p1->SetXYZ(clPos[0],clPos[1],clPos[2],0);
	372	//printf("Found EMCAL point!\n");
	373	fEMCAL->AddTracks(pTPC,p1,track->GetMass(),track->P(),vPos);
	374
bdf94dc3	375
	376	delete pTest;
	377	delete p1;
53ae303f	378	return;
bdf94dc3	379	}
	380
	381	//________________________________________________________________________
	382	void AliTrackComparisonESD::ProcessHMPID(AliESDtrack track, AliESDfriendTrack friendTrack, Double_t *vPos){
	383	//
	384	// Process TPC-TOF extrapolation
	385	//
	386	if (track->GetHMPIDsignal()<=0) return;
	387
	388	AliExternalTrackParam pTPC = const_cast<AliExternalTrackParam>(friendTrack->GetTPCOut());
	389	if(!pTPC) return;
	390
	391	Int_t q, nph, ch;
	392	Float_t x, y;
	393	track->GetHMPIDmip(x,y,q,nph);
	394	Double_t pHmp[3]={0}, pHmp3=0;
	395	if (track->GetOuterHmpPxPyPz(pHmp))
	396	pHmp3 = TMath::Sqrt(pHmp[0]pHmp[0]+pHmp[1]pHmp[1]+pHmp[2]*pHmp[2]);
	397
	398	ch = track->GetHMPIDcluIdx()/1000000;
	399
	400	AliHMPIDParam *pParam = AliHMPIDParam::Instance();
	401	TVector3 vG = pParam->Lors2Mars(ch,x,y);
	402
	403	AliTrackPoint *p1 = new AliTrackPoint();
	404	p1->SetXYZ(vG.X(),vG.Y(),vG.Z());
	405	//printf("Found HMPID point!\n");
	406	fHMPID->AddTracks(pTPC,p1,track->GetMass(),pHmp3,vPos);
	407	delete p1;
53ae303f	408	return;
bdf94dc3	409	}
	410
	411
	412	//________________________________________________________________________
	413	void AliTrackComparisonESD::RecalClusterPos(TRefArray clusters, AliESDCaloCells cells){
57c7c257	414	//
	415	//
	416	//
bdf94dc3	417	Double_t iLocal[3], iGlobal[3];
	418	Float_t cPos[3];
	419	//Float_t pos[3];
	420	Int_t nclusters = clusters->GetEntries();
	421	for(Int_t icl=0; icl<nclusters; icl++)
	422	{
	423	AliESDCaloCluster cluster = (AliESDCaloCluster) clusters->At(icl);
	424	UShort_t *absId = cluster->GetCellsAbsId();
	425	Int_t nCells = cluster->GetNCells();
	426	for(Int_t i=0;i<3;i++)cPos[i]=0;
	427	Double_t wTot=0;
	428	for(Int_t iCell=0; iCell<nCells; iCell++)
	429	{
	430	Double_t cellEnergy = cells->GetCellAmplitude(absId[iCell]);
	431	Double_t dist = 1.31*(log(cluster->E())+4.82+0.5);
	432	fGeom->RelPosCellInSModule(absId[iCell],dist,iLocal[0],iLocal[1],iLocal[2]);
	433	//fGeom->GetGlobal(iLocal,iGlobal,fGeom->GetSuperModuleNumber(absId[iCell]));
	434	Int_t sm = fGeom->GetSuperModuleNumber(absId[iCell]);
	435	//matrix[sm]->Print();
	436	//cout<<"sm = "<<sm<<endl;
	437	fTransMatrix[sm]->LocalToMaster(iLocal,iGlobal);
	438
	439	Double_t w = TMath::Max( 0., 4.5 + TMath::Log( cellEnergy / cluster->E() ));
	440	if(w>0.0)
	441	{
	442	wTot += w;
	443	for(Int_t i=0; i<3; i++ )
	444	cPos[i] += (w*iGlobal[i]);
	445	}
	446	}//End of cell loop
	447	if(wTot>0)
	448	{
	449	for(int i=0; i<3; i++ )
	450	{
	451	cPos[i] /= wTot;
	452	cluster->SetPosition(cPos);
	453	}
	454	}
	455	//cluster->GetPosition(pos);
	456	//printf("cluster %d pass10 pos: (%5.3f,%5.3f,%5.3f)\n",icl,pos[0],pos[1],pos[2]);
	457	}//End of cluster loop
	458	}
	459
	460	//________________________________________________________________________
	461	void AliTrackComparisonESD::Terminate(Option_t /option*/) {
	462	//
	463	// Terminate
	464	//
	465	AliInfo("AliTrackComparisonESD::Terminate()\n");
	466
	467	}
	468
	469	//________________________________________________________________________
	470	void AliTrackComparisonESD::FinishTaskOutput(){
	471	//
	472	// According description in AliAnalisysTask this method is call
	473	// on the slaves before sending data
	474	//
	475	Terminate("slave");
	476	if(!fDebugOutputPath.IsNull()) {
	477	RegisterDebugOutput();
	478	}
	479	}
	480
481	//________________________________________________________________________
482	Long64_t AliTrackComparisonESD::Merge(TCollection *li) {
483	if(li) return 1;
484	else return 1;
485	}
486
487	//________________________________________________________________________
488	void AliTrackComparisonESD::Analyze() {
489	//
490	// Analyze the content of the task
491	//
492
493	}
494
495	//________________________________________________________________________
496	void AliTrackComparisonESD::RegisterDebugOutput(){
497	//
498	//
499	//
500	}
53ae303f	501
	502	//________________________________________________________________________
	503	void AliTrackComparisonESD::InitCaloUtil(){
	504	cout<<"Initialize bad channel map!"<<endl;
	505	fCaloUtil->InitEMCALGeometry();
	506	fCaloUtil->SetNumberOfCellsFromEMCALBorder(1);
	507	//fCaloUtil->SetNumberOfCellsFromPHOSBorder(2);
	508	fCaloUtil->SwitchOnNoFiducialBorderInEMCALEta0();
	509	fCaloUtil->SwitchOnBadChannelsRemoval();
	510	// SM0
	511	fCaloUtil->SetEMCALChannelStatus(0,3,13);
	512	fCaloUtil->SetEMCALChannelStatus(0,44,1);
	513	fCaloUtil->SetEMCALChannelStatus(0,3,13);
	514	fCaloUtil->SetEMCALChannelStatus(0,20,7);
	515	fCaloUtil->SetEMCALChannelStatus(0,38,2);
	516	// SM1
	517	fCaloUtil->SetEMCALChannelStatus(1,4,7);
	518	fCaloUtil->SetEMCALChannelStatus(1,4,13);
	519	fCaloUtil->SetEMCALChannelStatus(1,9,20);
	520	fCaloUtil->SetEMCALChannelStatus(1,14,15);
	521	fCaloUtil->SetEMCALChannelStatus(1,23,16);
	522	fCaloUtil->SetEMCALChannelStatus(1,32,23);
	523	fCaloUtil->SetEMCALChannelStatus(1,37,5);
	524	fCaloUtil->SetEMCALChannelStatus(1,40,1);
	525	fCaloUtil->SetEMCALChannelStatus(1,40,2);
	526	fCaloUtil->SetEMCALChannelStatus(1,40,5);
	527	fCaloUtil->SetEMCALChannelStatus(1,41,0);
	528	fCaloUtil->SetEMCALChannelStatus(1,41,1);
	529	fCaloUtil->SetEMCALChannelStatus(1,41,2);
	530	fCaloUtil->SetEMCALChannelStatus(1,41,4);
	531	// SM2
	532	fCaloUtil->SetEMCALChannelStatus(2,14,15);
	533	fCaloUtil->SetEMCALChannelStatus(2,18,16);
	534	fCaloUtil->SetEMCALChannelStatus(2,18,17);
	535	fCaloUtil->SetEMCALChannelStatus(2,18,18);
	536	fCaloUtil->SetEMCALChannelStatus(2,18,20);
	537	fCaloUtil->SetEMCALChannelStatus(2,18,21);
	538	fCaloUtil->SetEMCALChannelStatus(2,18,23);
	539	fCaloUtil->SetEMCALChannelStatus(2,19,16);
	540	fCaloUtil->SetEMCALChannelStatus(2,19,17);
	541	fCaloUtil->SetEMCALChannelStatus(2,19,19);
	542	fCaloUtil->SetEMCALChannelStatus(2,19,20);
	543	fCaloUtil->SetEMCALChannelStatus(2,19,21);
	544	fCaloUtil->SetEMCALChannelStatus(2,19,22);
	545	//SM3
	546	fCaloUtil->SetEMCALChannelStatus(3,4,7);
	547
	548	fCaloUtil->Print("");
	549	cout<<"Done initialization!"<<endl;
	550	}