[u/mrichter/AliRoot.git] / EMCAL / AliEMCALJetFinderInputSimPrep.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.                  *
 **************************************************************************/


/* $Id$ */

//_________________________________________________________________________
//  Class for JetFinder Input preparation from simulated data 
//
//*-- Author: Mark Horner (LBL/UCT)
//


#include "AliEMCALJetFinderInputSimPrep.h"

#include <TParticle.h>
#include <TParticlePDG.h>
#include <TPDGCode.h>
#include <TFile.h>
#include <TTree.h>
#include <TObjectTable.h>
#include <TMath.h>


#include "AliRun.h"
#include "AliMagF.h"
#include "AliEMCALFast.h"
#include "AliEMCAL.h"
#include "AliEMCALHit.h"
#include "AliEMCALGeometry.h"
#include "AliEMCALGetter.h"
#include "AliGenEventHeader.h"
#include "AliGenPythiaEventHeader.h"
#include "AliGenerator.h"
#include "AliHeader.h"
#include "AliMC.h"


ClassImp(AliEMCALJetFinderInputSimPrep)
	
AliEMCALJetFinderInputSimPrep::AliEMCALJetFinderInputSimPrep()
{
	// Default constructor
if (fDebug > 0) Info("AliEMCALJetFinderInputSimPrep","Beginning Constructor");	
  
  fDebug = 0;
  fSmearType = kSmearEffic;
  fEMCALType = kHits;
  fTrackType = kCharged;
  fEfficiency = 0.90;
  
}
AliEMCALJetFinderInputSimPrep::~AliEMCALJetFinderInputSimPrep()
{
if (fDebug > 0) Info("~AliEMCALJetFinderInputSimPrep","Beginning Destructor");	
	
}

void AliEMCALJetFinderInputSimPrep::Reset(AliEMCALJetFinderResetType_t resettype)
{
	// Method to reset data
if (fDebug > 1) Info("Reset","Beginning Reset");
	switch (resettype){

	case kResetData:
		fInputObject.Reset(resettype);
		break;
	case kResetTracks:
		fInputObject.Reset(resettype);
		break;
	case kResetDigits:
		fInputObject.Reset(resettype);
		break;
	case kResetParameters:
		fSmearType = kSmearEffic;
	       	fEMCALType = kHits;
		fTrackType = kCharged;
		break;
	case kResetAll:
		fSmearType = kSmearEffic;
	       	fEMCALType = kHits;
		fTrackType = kCharged;
		fInputObject.Reset(resettype);
		break;
	case kResetPartons:
	  Warning("FillFromFile", "kResetPartons not implemented") ; 
	  break;
	case kResetParticles:
	  Warning("FillFromFile", "kResetParticles not implemented") ; 
	  break;
	case kResetJets:
	  Warning("FillFromFile", "kResetJets not implemented") ; 
	  break;
	}// end switch

}

Int_t AliEMCALJetFinderInputSimPrep::FillFromFile(TString *filename, AliEMCALJetFinderFileType_t filetype,Int_t EventNumber)
{
  // gObjectTable->Print();
	// Test that file exists - Getter doesn't like bogus filenames	
if (fDebug > 1) Info("FillFromFile","Beginning FillFromFile");
   fFileType = filetype;	
   TFile file(filename->Data());
   if (!file.IsOpen()){ 
	   Error("FillFromFile","Could not open file in FillFromFile");
	   return -1;
   }
   file.Close();
   /*
   gAlice =  static_cast<AliRun *>(file.Get("gAlice"));
   AliEMCAL* pEMCAL = (AliEMCAL*) gAlice->GetModule("EMCAL"); 
   if (gAlice->GetEvent(EventNumber) < 0){
	   Error("FillFromFile","Could not open event in FillFromFile");
	   file.Close();
	   return -1;
   }*/
   AliEMCALGetter *gime = AliEMCALGetter::Instance(filename->Data());
   gime->Event(EventNumber) ;
 
   if (	fEMCALType == kHits ||
	fEMCALType == kTimeCut )  FillHits();
   if ( fTrackType != kNoTracks  )  FillTracks();	
   if ( fFileType  != kData){
	   FillPartons();
//	   FillParticles();
   }
   //gime->CloseFile();
//   gObjectTable->Print();	
   delete gime;   
   return 0;	
}

void AliEMCALJetFinderInputSimPrep::FillHits()		
{
	// Fill from the hits to input object from simulation
if (fDebug > 1) Info("FillHits","Beginning FillHits");
	
// Access hit information
    AliEMCALHit *mHit;
    AliEMCAL* pEMCAL = (AliEMCAL*) gAlice->GetModule("EMCAL");
    Info("AliEMCALJetFinderInputSimPrep","Title of the geometry is %s",pEMCAL->GetTitle());
    AliEMCALGeometry* geom =  AliEMCALGetter::Instance()->EMCALGeometry();
//    Float_t samplingF = geom->GetSampling();
    Float_t samplingF = 11.6;
    Info("AliEMCALJetFinderInputSimPrep","Sampling fraction is %f",samplingF);  
    TTree *treeH = AliEMCALGetter::Instance()->TreeH();
    Int_t ntracks = (Int_t) treeH->GetEntries();
//
//   Loop over tracks
//
    Int_t nbytes = 0;
    Double_t etH = 0.0;

    for (Int_t track=0; track<ntracks;track++) {
        gAlice->ResetHits();
        nbytes += treeH->GetEvent(track);
//
//  Loop over hits
//
        for(mHit=(AliEMCALHit*) pEMCAL->FirstHit(-1);
            mHit;
            mHit=(AliEMCALHit*) pEMCAL->NextHit())
        {
                if (fEMCALType == kTimeCut && 
		    (mHit->GetTime()>fTimeCut) ) continue;
            Float_t x      =    mHit->X();         // x-pos of hit
            Float_t y      =    mHit->Y();         // y-pos
            Float_t z      =    mHit->Z();         // z-pos
            Float_t eloss  =    mHit->GetEnergy(); // deposited energy

            Float_t r      =    TMath::Sqrt(x*x+y*y);
            Float_t theta  =    TMath::ATan2(r,z);
            Float_t eta    =   -TMath::Log(TMath::Tan(theta/2.));
            Float_t phi    =    TMath::ATan2(y,x);
            etH = samplingF*eloss*TMath::Sin(theta);
	    if (fDebug > 10) Info("FillHits","Values of hit energy %i",Int_t(1e7*etH));
	    if (geom->TowerIndexFromEtaPhi(eta,180.0/TMath::Pi()*phi) == -1) 
	    {
		    if (fDebug >5)  
		    {
			    Error("FillHits","Hit not inside EMCAL!");
			    mHit->Dump();
		    }
		    continue;
	    }
            fInputObject.AddEnergyToDigit(geom->TowerIndexFromEtaPhi(eta,180.0/TMath::Pi()*phi)-1,Int_t(1e7*etH));
        } // Hit Loop
    } // Track Loop


}
void AliEMCALJetFinderInputSimPrep::FillTracks()	
{
	// Fill from particles simulating a TPC to input object from simulation

    if (fDebug > 1) Info("FillTracks","Beginning FillTracks");
	
    TParticlePDG* pdgP = 0;
    TParticle *mPart;
    Int_t npart = (gAlice->GetHeader())->GetNprimary();
    Float_t bfield,rEMCAL;		 
    
    if (fDebug > 1) Info("FillTracks","Defining the geometry");
    
    AliEMCAL* pEMCAL = (AliEMCAL*) gAlice->GetModule("EMCAL");
    AliEMCALGeometry* geom =  AliEMCALGeometry::GetInstance(pEMCAL->GetTitle(), "");
    fEtaMax = geom->GetArm1EtaMax();
    fEtaMin = geom->GetArm1EtaMin();
    fPhiMax = TMath::Pi()/180.0*geom->GetArm1PhiMax();
    fPhiMin = TMath::Pi()/180.0*geom->GetArm1PhiMin();

    if (fDebug > 1) Info("FillTracks","Starting particle loop");
	    
    for (Int_t part = 0; part < npart; part++) {
	mPart = gAlice->GetMCApp()->Particle(part);
	//if (part%10) gObjectTable->Print();
	pdgP = mPart->GetPDG();

	if (fDebug > 5) Info("FillTracks","Checking if track is a primary");
	
	if (fFileType == kPythia) {
	    if (mPart->GetStatusCode() != 1) continue;
	} else if (fFileType == kHijing) {
	    if (mPart->GetFirstDaughter() >= 0 && mPart->GetFirstDaughter() < npart) continue;
	}
	
	if (fDebug > 15) Info("FillTracks","Checking if track (eta - %f, phi - %f) is in acceptance",mPart->Eta(),mPart->Phi());
	if (fDebug > 10) Info("FillTracks","Checking if EMCAL acceptance  ( %f < eta < %f, %f < phi < %f) is in acceptance",fEtaMin,fEtaMax,fPhiMin,fPhiMax);

	if (mPart->Eta() > fEtaMax || mPart->Eta() < fEtaMin)    continue;
	if (mPart->Phi() > fPhiMax || mPart->Phi() < fPhiMin )   continue;
	
/*
	{kProton, kProtonBar, kElectron, kPositron,
         kNuE, kNuEBar, kGamma, kNeutron, kNeutronBar,
         kMuonPlus, kMuonMinus, kK0Long , kPiPlus, kPiMinus,
         kKPlus, kKMinus, kLambda0, kLambda0Bar, kK0Short,
         kSigmaMinus, kSigmaPlus, kSigma0, kPi0, kK0, kK0Bar,
         0,kNuMu,kNuMuBar
*/

	if (fDebug > 15) Info("FillTracks","Checking if track is rejected");

	if ((fSmearType == kEfficiency 	||
             fSmearType == kSmearEffic)	&& 
 	     pdgP->Charge()!=0) {
	    if (AliEMCALFast::RandomReject(fEfficiency)) {
		continue;
            }
	}

   	bfield = gAlice->Field()->SolenoidField();
	rEMCAL = AliEMCALGeometry::GetInstance()->GetIPDistance();
	Float_t rB = 3335.6 * mPart->Pt() / bfield;  // [cm]  (case of |charge|=1)
	if (2.*rB < rEMCAL) continue;  // track curls away
	
	//if (part%10) gObjectTable->Print();
        switch(fTrackType)
        {

	   case kAll:  // All Stable particles to be included
		if (fDebug > 5) Info("FillTracks","Storing track");
		if (fSmearType == kSmear ||
		    fSmearType == kSmearEffic ){
			Smear(mPart);/*
			TParticle *tmp = Smear(MPart);
			fInputObject.AddTrack(Smear(MPart));
			delete tmp;*/
		}else{
			fInputObject.AddTrack(*mPart);
		}
	   break;
	   case kEM:   // All Electromagnetic particles
		if (mPart->GetPdgCode() == kElectron  ||
                    mPart->GetPdgCode() == kMuonPlus  || 
                    mPart->GetPdgCode() == kMuonMinus ||
		    mPart->GetPdgCode() == kPositron ){
		      if (fDebug > 5) Info("FillTracks","Storing electron or positron");
	 	      if (fSmearType == kSmear ||
		            fSmearType == kSmearEffic ){
			      Smear(mPart);/*
 			      TParticle *tmp = Smear(MPart); 
 			      fInputObject.AddTrack(tmp);
 			      delete tmp;*/
		      }else{
		          fInputObject.AddTrack(*mPart);
		      }
		}
		if ( mPart->GetPdgCode() == kGamma ){ 
			fInputObject.AddTrack(*mPart);
			if (fDebug > 5) Info("FillTracks","Storing gamma");
		}
			
	   break;
           case kCharged: // All Particles with non-zero charge
		if (pdgP->Charge() != 0) {
			if (fDebug > 5) Info("FillTracks","Storing charged track");
			if (fSmearType == kSmear ||
	                    fSmearType == kSmearEffic ){
				Smear(mPart);/*
				TParticle *tmp = Smear(MPart);
    				fInputObject.AddTrack(tmp);
				delete tmp;*/
	                }else{
	                 fInputObject.AddTrack(*mPart);
	                }
		}
	   break;
	   case kNeutral: // All particles with no charge
		if (pdgP->Charge() == 0){ 
			fInputObject.AddTrack(*mPart);
			if (fDebug > 5) Info("FillTracks","Storing neutral");
		}
	   break;
	   case kHadron: //All hadrons
		if (mPart->GetPdgCode() != kElectron  &&
                    mPart->GetPdgCode() != kPositron  &&
                    mPart->GetPdgCode() != kMuonPlus  &&
                    mPart->GetPdgCode() != kMuonMinus &&
                    mPart->GetPdgCode() != kGamma ) 
		{
			if (fDebug > 5) Info("FillTracks","Storing hadron");
			if (pdgP->Charge() == 0){
		    	    fInputObject.AddTrack(*mPart);
			}else{
				if (fSmearType == kSmear ||
			            fSmearType == kSmearEffic ){
					Smear(mPart);/*
					TParticle *tmp = Smear(MPart);	
    					fInputObject.AddTrack(tmp);
					delete tmp;*/
			        }else{
			            fInputObject.AddTrack(*mPart);
			        }
			}
		}
	   break;
	   case kChargedHadron:  // only charged hadrons
		if (mPart->GetPdgCode() != kElectron  &&
                    mPart->GetPdgCode() != kPositron  &&
                    mPart->GetPdgCode() != kGamma     &&
                    mPart->GetPdgCode() != kMuonPlus  &&
                    mPart->GetPdgCode() != kMuonMinus &&
		    pdgP->Charge() 	!= 0   	   ){
			if (fDebug > 5) Info("FillTracks","Storing charged hadron");
		       	if (fSmearType == kSmear ||
		            fSmearType == kSmearEffic ){
				Smear(mPart);/*
				TParticle *tmp = Smear(MPart);
 				fInputObject.AddTrack(tmp);
				delete tmp;*/
		        }else{
		               fInputObject.AddTrack(*mPart);
		        }
		}
	   break;
	   case kNoTracks:
	   break;
	   default:
	   break;
	   delete mPart;
        }	//end of switch
//	Info("FillTracks","After Particle Storage");
	//if (part%10) gObjectTable->Print();

   }	//end of particle loop
   //gObjectTable->Print();	
}

void AliEMCALJetFinderInputSimPrep::FillPartons()	
{
	// Fill partons to
	// input object from simulation
if (fDebug > 1) Info("FillPartons","Beginning FillPartons");

  AliGenEventHeader* evHeader = ((AliHeader*)(gAlice->GetHeader()))->GenEventHeader();
  Float_t triggerJetValues[4];
  AliEMCALParton tempParton;
  
  if (fFileType == kPythia)
  {
	Int_t ntriggerjets = ((AliGenPythiaEventHeader*)evHeader)->NTriggerJets();
	if (fDebug > 1) Info("FillPartons","Number of trigger jets --> %i",ntriggerjets);
       	for (Int_t jetcounter = 0 ; jetcounter < ntriggerjets; jetcounter++){
      	((AliGenPythiaEventHeader*)evHeader)->TriggerJet(jetcounter,triggerJetValues);
       	TLorentzVector tempLParton;
       	tempLParton.SetPxPyPzE(triggerJetValues[0],triggerJetValues[1],triggerJetValues[2],triggerJetValues[3]);
	tempParton.SetEnergy(tempLParton.Energy());
	tempParton.SetEta(tempLParton.Eta());
	tempParton.SetPhi(tempLParton.Phi());
	FillPartonTracks(&tempParton);
	fInputObject.AddParton(&tempParton);
  	}
 	  
  }
}

void AliEMCALJetFinderInputSimPrep::FillParticles()		
{
	// Fill particles to input object from simulation
if (fDebug > 1) Info("FillParticles","Beginning FillParticles");

    Int_t npart = (gAlice->GetHeader())->GetNprimary();
    TParticlePDG* pdgP = 0;
 
    for (Int_t part = 0; part < npart; part++) {
	TParticle *mPart = gAlice->GetMCApp()->Particle(part);
	pdgP = mPart->GetPDG();
	
	if (fDebug > 10) Info("FillParticles","Checking if particle is a primary");
	
	if (fFileType == kPythia) {
	    if (mPart->GetStatusCode() != 1) continue;
	} else if (fFileType == kHijing) {
	    if (mPart->GetFirstDaughter() >= 0 && mPart->GetFirstDaughter() < npart) continue;
	}

	if (fDebug > 10) Info("FillParticles","Checking if particle is in acceptance");
	
	if (mPart->Eta() > fEtaMax || mPart->Eta() < fEtaMin)    continue;
	if (mPart->Phi() > fPhiMax || mPart->Phi() < fPhiMin )   continue;
	

/*
	{kProton, kProtonBar, kElectron, kPositron,
         kNuE, kNuEBar, kGamma, kNeutron, kNeutronBar,
         kMuonPlus, kMuonMinus, kK0Long , kPiPlus, kPiMinus,
         kKPlus, kKMinus, kLambda0, kLambda0Bar, kK0Short,
         kSigmaMinus, kSigmaPlus, kSigma0, kPi0, kK0, kK0Bar,
         0,kNuMu,kNuMuBar
*/
        switch(fTrackType)
        {

	   case kAll:  // All Stable particles to be included
		if (fDebug > 5) Info("FillParticles","Storing particle");
		fInputObject.AddParticle(mPart);
	   break;
	   case kEM:   // All Electromagnetic particles
		if (mPart->GetPdgCode() == kElectron ||
		    mPart->GetPdgCode() == kPositron ||
		    mPart->GetPdgCode() == kGamma){
			if (fDebug > 5) Info("FillParticles","Storing electromagnetic particle");
			fInputObject.AddParticle(mPart);
		}
	   break;
           case kCharged: // All Particles with non-zero charge
		if (pdgP->Charge() != 0) {
			if (fDebug > 5) Info("FillParticles","Storing charged particle");
   			fInputObject.AddParticle(mPart);
		}
	   break;
	   case kNeutral: // All particles with no charge
		if (pdgP->Charge() == 0){
			if (fDebug > 5) Info("FillParticles","Storing neutral particle");
		       	fInputObject.AddParticle(mPart);
		}
	   break;
	   case kHadron: //All hadrons
		if (mPart->GetPdgCode() != kElectron &&
                    mPart->GetPdgCode() != kPositron &&
                    mPart->GetPdgCode() != kGamma ) 
		{

		if (fDebug > 5) Info("FillParticles","Storing hadron");
		    fInputObject.AddParticle(mPart);
		}
	   break;
	   case kChargedHadron:  // only charged hadrons
		if (mPart->GetPdgCode() != kElectron &&
                    mPart->GetPdgCode() != kPositron &&
                    mPart->GetPdgCode() != kGamma    &&
		    pdgP->Charge() 	!= 0   	   ){
		if (fDebug > 5) Info("FillParticles","Storing charged hadron");
	               fInputObject.AddParticle(mPart);
		}
	   break;
	   case kNoTracks:
	   break;
	   default:
	   break;
        }	//end of switch
    }// end of loop over particles

}
void AliEMCALJetFinderInputSimPrep::FillDigits()  
{
	// Fill digits to input object

}

void AliEMCALJetFinderInputSimPrep::Smear(TParticle *particle)
{
	// Smear particle momentum
if (fDebug > 5) Info("Smear","Beginning Smear");

 	Float_t tmp = AliEMCALFast::SmearMomentum(1,particle->P());
	Float_t tmpt = (tmp/particle->P()) * particle->Pt();
	if (fDebug > 10) Info("Smear","Smearing changed P from %f to %f",particle->Pt(),tmpt);
	TLorentzVector tmpvector;
	tmpvector.SetPtEtaPhiM(tmpt,particle->Eta(), particle->Phi(), particle->GetMass());
// create a new particle with smearing momentum - and no daughter or parent information and the same
// vertex	

	TParticle tmparticle(particle->GetPdgCode(), 1, 0, 0,0,0, 
			tmpvector.Px()	, tmpvector.Py(), tmpvector.Pz(), tmpvector.Energy(), 
			particle->Vx(), particle->Vy(), particle->Vz(), particle->T());
	fInputObject.AddTrack(tmparticle);	
	return;
}

void AliEMCALJetFinderInputSimPrep::FillPartonTracks(AliEMCALParton *parton)
{
	// Populate parton tracks for input distributions
 	if (fDebug>1) Info("FillPartonTracks","Beginning FillPartonTracks");    
	Int_t npart = (gAlice->GetHeader())->GetNprimary();
	Int_t ntracks =0;
	TParticlePDG *getpdg;
	TParticle *tempPart;
	for (Int_t part = 0; part < npart; part++)
	{
		tempPart = gAlice->GetMCApp()->Particle(part);
		if (tempPart->GetStatusCode() != 1) continue;
		if (tempPart->Eta() > fEtaMax || tempPart->Eta() < fEtaMin || 
		    tempPart->Phi() > fPhiMax || tempPart->Phi() < fPhiMin ){
		 	if (fDebug>10) Info("FillPartonTracks","Excluding particle not pointing at the EMCAL");    
			continue;
		}
		getpdg = tempPart->GetPDG();
		if (getpdg->Charge() == 0.0  ) { 
			if (fDebug>10) Info("FillPartonTracks","Excluding a neutral particle");
			continue;
		}
		if ( (parton->Eta() - tempPart->Eta())*(parton->Eta() - tempPart->Eta()) +
	     	(parton->Phi() - tempPart->Phi())*(parton->Phi() - tempPart->Phi()) < 1.0 ) ntracks++;
	}
	Float_t *energy = new Float_t[ntracks];
	Float_t *eta    = new Float_t[ntracks];
	Float_t *phi    = new Float_t[ntracks];
	Int_t   *pdg    = new Int_t[ntracks];
	ntracks=0;
	for (Int_t part = 0; part < npart; part++)
	{
		tempPart = gAlice->GetMCApp()->Particle(part);
		if (tempPart->GetStatusCode() != 1) continue;
		if (tempPart->Eta() > fEtaMax || tempPart->Eta() < fEtaMin ||
 		    tempPart->Phi() > fPhiMax || tempPart->Phi() < fPhiMin ){ 
			if (fDebug>10) Info("FillPartonTracks","Excluding particle not pointing at the EMCAL");       
			continue;
		}
	    	if (tempPart->GetStatusCode() != 1) continue;
  		getpdg = tempPart->GetPDG();
		if (getpdg->Charge() == 0.0  ) {
			if (fDebug>10) Info("FillPartonTracks","Excluding a neutral particle");
			continue;
		}
		if (   (parton->Eta() - tempPart->Eta())*(parton->Eta() - tempPart->Eta()) +
	       	(parton->Phi() - tempPart->Phi())*(parton->Phi() - tempPart->Phi()) < 1.0 )
	       	{
	  		energy[ntracks] = tempPart->Pt();
	      		eta[ntracks] = tempPart->Eta();
		  	phi[ntracks] = tempPart->Phi();
	       		pdg[ntracks] = tempPart->GetPdgCode();
	  		ntracks++;
		}
	}
	parton->SetTrackList(ntracks,energy,eta,phi,pdg);
}
Commit	Line	Data
f7d5860b	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
ee6b678f	17	/* $Id$ */
f7d5860b	18
	19	//_________________________________________________________________________
	20	// Class for JetFinder Input preparation from simulated data
	21	//
	22	//*-- Author: Mark Horner (LBL/UCT)
	23	//
	24
	25
	26
	27	#include "AliEMCALJetFinderInputSimPrep.h"
	28
	29	#include <TParticle.h>
	30	#include <TParticlePDG.h>
	31	#include <TPDGCode.h>
	32	#include <TFile.h>
	33	#include <TTree.h>
	34	#include <TObjectTable.h>
	35	#include <TMath.h>
	36
	37
	38	#include "AliRun.h"
	39	#include "AliMagF.h"
	40	#include "AliEMCALFast.h"
	41	#include "AliEMCAL.h"
	42	#include "AliEMCALHit.h"
	43	#include "AliEMCALGeometry.h"
	44	#include "AliEMCALGetter.h"
	45	#include "AliGenEventHeader.h"
	46	#include "AliGenPythiaEventHeader.h"
	47	#include "AliGenerator.h"
	48	#include "AliHeader.h"
5d12ce38	49	#include "AliMC.h"
f7d5860b	50
	51
	52	ClassImp(AliEMCALJetFinderInputSimPrep)
	53
	54	AliEMCALJetFinderInputSimPrep::AliEMCALJetFinderInputSimPrep()
	55	{
44f59d68	56	// Default constructor
f7d5860b	57	if (fDebug > 0) Info("AliEMCALJetFinderInputSimPrep","Beginning Constructor");
	58
	59	fDebug = 0;
	60	fSmearType = kSmearEffic;
	61	fEMCALType = kHits;
	62	fTrackType = kCharged;
	63	fEfficiency = 0.90;
	64
	65	}
	66	AliEMCALJetFinderInputSimPrep::~AliEMCALJetFinderInputSimPrep()
	67	{
	68	if (fDebug > 0) Info("~AliEMCALJetFinderInputSimPrep","Beginning Destructor");
	69
	70	}
	71
	72	void AliEMCALJetFinderInputSimPrep::Reset(AliEMCALJetFinderResetType_t resettype)
	73	{
44f59d68	74	// Method to reset data
f7d5860b	75	if (fDebug > 1) Info("Reset","Beginning Reset");
	76	switch (resettype){
	77
	78	case kResetData:
	79	fInputObject.Reset(resettype);
	80	break;
	81	case kResetTracks:
	82	fInputObject.Reset(resettype);
	83	break;
	84	case kResetDigits:
	85	fInputObject.Reset(resettype);
	86	break;
	87	case kResetParameters:
	88	fSmearType = kSmearEffic;
	89	fEMCALType = kHits;
	90	fTrackType = kCharged;
	91	break;
	92	case kResetAll:
	93	fSmearType = kSmearEffic;
	94	fEMCALType = kHits;
	95	fTrackType = kCharged;
	96	fInputObject.Reset(resettype);
	97	break;
	98	case kResetPartons:
	99	Warning("FillFromFile", "kResetPartons not implemented") ;
	100	break;
	101	case kResetParticles:
	102	Warning("FillFromFile", "kResetParticles not implemented") ;
	103	break;
	104	case kResetJets:
	105	Warning("FillFromFile", "kResetJets not implemented") ;
	106	break;
	107	}// end switch
	108
	109	}
	110
	111	Int_t AliEMCALJetFinderInputSimPrep::FillFromFile(TString *filename, AliEMCALJetFinderFileType_t filetype,Int_t EventNumber)
	112	{
	113	// gObjectTable->Print();
	114	// Test that file exists - Getter doesn't like bogus filenames
	115	if (fDebug > 1) Info("FillFromFile","Beginning FillFromFile");
	116	fFileType = filetype;
	117	TFile file(filename->Data());
	118	if (!file.IsOpen()){
	119	Error("FillFromFile","Could not open file in FillFromFile");
	120	return -1;
	121	}
	122	file.Close();
	123	/*
	124	gAlice = static_cast<AliRun *>(file.Get("gAlice"));
	125	AliEMCAL* pEMCAL = (AliEMCAL*) gAlice->GetModule("EMCAL");
	126	if (gAlice->GetEvent(EventNumber) < 0){
	127	Error("FillFromFile","Could not open event in FillFromFile");
	128	file.Close();
	129	return -1;
	130	}*/
	131	AliEMCALGetter *gime = AliEMCALGetter::Instance(filename->Data());
	132	gime->Event(EventNumber) ;
	133
	134	if ( fEMCALType == kHits \|\|
	135	fEMCALType == kTimeCut ) FillHits();
	136	if ( fTrackType != kNoTracks ) FillTracks();
	137	if ( fFileType != kData){
	138	FillPartons();
139	// FillParticles();
140	}
141	//gime->CloseFile();
142	// gObjectTable->Print();
143	delete gime;
144	return 0;
145	}
146
44f59d68	147	void AliEMCALJetFinderInputSimPrep::FillHits()
f7d5860b	148	{
44f59d68	149	// Fill from the hits to input object from simulation
f7d5860b	150	if (fDebug > 1) Info("FillHits","Beginning FillHits");
	151
	152	// Access hit information
	153	AliEMCALHit *mHit;
	154	AliEMCAL* pEMCAL = (AliEMCAL*) gAlice->GetModule("EMCAL");
	155	Info("AliEMCALJetFinderInputSimPrep","Title of the geometry is %s",pEMCAL->GetTitle());
	156	AliEMCALGeometry* geom = AliEMCALGetter::Instance()->EMCALGeometry();
	157	// Float_t samplingF = geom->GetSampling();
	158	Float_t samplingF = 11.6;
	159	Info("AliEMCALJetFinderInputSimPrep","Sampling fraction is %f",samplingF);
	160	TTree *treeH = AliEMCALGetter::Instance()->TreeH();
	161	Int_t ntracks = (Int_t) treeH->GetEntries();
	162	//
	163	// Loop over tracks
	164	//
	165	Int_t nbytes = 0;
	166	Double_t etH = 0.0;
	167
	168	for (Int_t track=0; track<ntracks;track++) {
	169	gAlice->ResetHits();
	170	nbytes += treeH->GetEvent(track);
	171	//
	172	// Loop over hits
	173	//
	174	for(mHit=(AliEMCALHit*) pEMCAL->FirstHit(-1);
	175	mHit;
	176	mHit=(AliEMCALHit*) pEMCAL->NextHit())
	177	{
	178	if (fEMCALType == kTimeCut &&
	179	(mHit->GetTime()>fTimeCut) ) continue;
	180	Float_t x = mHit->X(); // x-pos of hit
	181	Float_t y = mHit->Y(); // y-pos
	182	Float_t z = mHit->Z(); // z-pos
	183	Float_t eloss = mHit->GetEnergy(); // deposited energy
	184
	185	Float_t r = TMath::Sqrt(xx+yy);
	186	Float_t theta = TMath::ATan2(r,z);
	187	Float_t eta = -TMath::Log(TMath::Tan(theta/2.));
	188	Float_t phi = TMath::ATan2(y,x);
	189	etH = samplingFelossTMath::Sin(theta);
	190	if (fDebug > 10) Info("FillHits","Values of hit energy %i",Int_t(1e7*etH));
	191	if (geom->TowerIndexFromEtaPhi(eta,180.0/TMath::Pi()*phi) == -1)
	192	{
	193	if (fDebug >5)
	194	{
	195	Error("FillHits","Hit not inside EMCAL!");
	196	mHit->Dump();
	197	}
	198	continue;
	199	}
	200	fInputObject.AddEnergyToDigit(geom->TowerIndexFromEtaPhi(eta,180.0/TMath::Pi()phi)-1,Int_t(1e7etH));
	201	} // Hit Loop
	202	} // Track Loop
	203
	204
	205	}
44f59d68	206	void AliEMCALJetFinderInputSimPrep::FillTracks()
f7d5860b	207	{
44f59d68	208	// Fill from particles simulating a TPC to input object from simulation
f7d5860b	209
	210	if (fDebug > 1) Info("FillTracks","Beginning FillTracks");
	211
	212	TParticlePDG* pdgP = 0;
44f59d68	213	TParticle *mPart;
f7d5860b	214	Int_t npart = (gAlice->GetHeader())->GetNprimary();
	215	Float_t bfield,rEMCAL;
	216
	217	if (fDebug > 1) Info("FillTracks","Defining the geometry");
	218
	219	AliEMCAL* pEMCAL = (AliEMCAL*) gAlice->GetModule("EMCAL");
	220	AliEMCALGeometry* geom = AliEMCALGeometry::GetInstance(pEMCAL->GetTitle(), "");
	221	fEtaMax = geom->GetArm1EtaMax();
	222	fEtaMin = geom->GetArm1EtaMin();
	223	fPhiMax = TMath::Pi()/180.0*geom->GetArm1PhiMax();
	224	fPhiMin = TMath::Pi()/180.0*geom->GetArm1PhiMin();
	225
	226	if (fDebug > 1) Info("FillTracks","Starting particle loop");
	227
	228	for (Int_t part = 0; part < npart; part++) {
44f59d68	229	mPart = gAlice->GetMCApp()->Particle(part);
f7d5860b	230	//if (part%10) gObjectTable->Print();
44f59d68	231	pdgP = mPart->GetPDG();
f7d5860b	232
	233	if (fDebug > 5) Info("FillTracks","Checking if track is a primary");
	234
	235	if (fFileType == kPythia) {
44f59d68	236	if (mPart->GetStatusCode() != 1) continue;
f7d5860b	237	} else if (fFileType == kHijing) {
44f59d68	238	if (mPart->GetFirstDaughter() >= 0 && mPart->GetFirstDaughter() < npart) continue;
f7d5860b	239	}
f7d5860b	240
44f59d68	241	if (fDebug > 15) Info("FillTracks","Checking if track (eta - %f, phi - %f) is in acceptance",mPart->Eta(),mPart->Phi());
f7d5860b	242	if (fDebug > 10) Info("FillTracks","Checking if EMCAL acceptance ( %f < eta < %f, %f < phi < %f) is in acceptance",fEtaMin,fEtaMax,fPhiMin,fPhiMax);
f7d5860b	243
44f59d68	244	if (mPart->Eta() > fEtaMax \|\| mPart->Eta() < fEtaMin) continue;
44f59d68	245	if (mPart->Phi() > fPhiMax \|\| mPart->Phi() < fPhiMin ) continue;
f7d5860b	246
	247	/*
	248	{kProton, kProtonBar, kElectron, kPositron,
	249	kNuE, kNuEBar, kGamma, kNeutron, kNeutronBar,
	250	kMuonPlus, kMuonMinus, kK0Long , kPiPlus, kPiMinus,
	251	kKPlus, kKMinus, kLambda0, kLambda0Bar, kK0Short,
	252	kSigmaMinus, kSigmaPlus, kSigma0, kPi0, kK0, kK0Bar,
	253	0,kNuMu,kNuMuBar
	254	*/
	255
	256	if (fDebug > 15) Info("FillTracks","Checking if track is rejected");
	257
	258	if ((fSmearType == kEfficiency \|\|
	259	fSmearType == kSmearEffic) &&
	260	pdgP->Charge()!=0) {
	261	if (AliEMCALFast::RandomReject(fEfficiency)) {
	262	continue;
	263	}
	264	}
	265
	266	bfield = gAlice->Field()->SolenoidField();
	267	rEMCAL = AliEMCALGeometry::GetInstance()->GetIPDistance();
44f59d68	268	Float_t rB = 3335.6 * mPart->Pt() / bfield; // [cm] (case of \|charge\|=1)
f7d5860b	269	if (2.*rB < rEMCAL) continue; // track curls away
	270
	271	//if (part%10) gObjectTable->Print();
	272	switch(fTrackType)
	273	{
	274
	275	case kAll: // All Stable particles to be included
	276	if (fDebug > 5) Info("FillTracks","Storing track");
	277	if (fSmearType == kSmear \|\|
	278	fSmearType == kSmearEffic ){
44f59d68	279	Smear(mPart);/*
f7d5860b	280	TParticle *tmp = Smear(MPart);
	281	fInputObject.AddTrack(Smear(MPart));
	282	delete tmp;*/
	283	}else{
44f59d68	284	fInputObject.AddTrack(*mPart);
f7d5860b	285	}
	286	break;
	287	case kEM: // All Electromagnetic particles
44f59d68	288	if (mPart->GetPdgCode() == kElectron \|\|
	289	mPart->GetPdgCode() == kMuonPlus \|\|
	290	mPart->GetPdgCode() == kMuonMinus \|\|
	291	mPart->GetPdgCode() == kPositron ){
f7d5860b	292	if (fDebug > 5) Info("FillTracks","Storing electron or positron");
	293	if (fSmearType == kSmear \|\|
	294	fSmearType == kSmearEffic ){
44f59d68	295	Smear(mPart);/*
f7d5860b	296	TParticle *tmp = Smear(MPart);
	297	fInputObject.AddTrack(tmp);
	298	delete tmp;*/
	299	}else{
44f59d68	300	fInputObject.AddTrack(*mPart);
f7d5860b	301	}
f7d5860b	302	}
44f59d68	303	if ( mPart->GetPdgCode() == kGamma ){
44f59d68	304	fInputObject.AddTrack(*mPart);
f7d5860b	305	if (fDebug > 5) Info("FillTracks","Storing gamma");
	306	}
	307
	308	break;
	309	case kCharged: // All Particles with non-zero charge
	310	if (pdgP->Charge() != 0) {
	311	if (fDebug > 5) Info("FillTracks","Storing charged track");
	312	if (fSmearType == kSmear \|\|
	313	fSmearType == kSmearEffic ){
44f59d68	314	Smear(mPart);/*
f7d5860b	315	TParticle *tmp = Smear(MPart);
	316	fInputObject.AddTrack(tmp);
	317	delete tmp;*/
	318	}else{
44f59d68	319	fInputObject.AddTrack(*mPart);
f7d5860b	320	}
	321	}
	322	break;
	323	case kNeutral: // All particles with no charge
	324	if (pdgP->Charge() == 0){
44f59d68	325	fInputObject.AddTrack(*mPart);
f7d5860b	326	if (fDebug > 5) Info("FillTracks","Storing neutral");
	327	}
	328	break;
	329	case kHadron: //All hadrons
44f59d68	330	if (mPart->GetPdgCode() != kElectron &&
	331	mPart->GetPdgCode() != kPositron &&
	332	mPart->GetPdgCode() != kMuonPlus &&
	333	mPart->GetPdgCode() != kMuonMinus &&
	334	mPart->GetPdgCode() != kGamma )
f7d5860b	335	{
	336	if (fDebug > 5) Info("FillTracks","Storing hadron");
	337	if (pdgP->Charge() == 0){
44f59d68	338	fInputObject.AddTrack(*mPart);
f7d5860b	339	}else{
	340	if (fSmearType == kSmear \|\|
	341	fSmearType == kSmearEffic ){
44f59d68	342	Smear(mPart);/*
f7d5860b	343	TParticle *tmp = Smear(MPart);
	344	fInputObject.AddTrack(tmp);
	345	delete tmp;*/
	346	}else{
44f59d68	347	fInputObject.AddTrack(*mPart);
f7d5860b	348	}
	349	}
	350	}
	351	break;
	352	case kChargedHadron: // only charged hadrons
44f59d68	353	if (mPart->GetPdgCode() != kElectron &&
	354	mPart->GetPdgCode() != kPositron &&
	355	mPart->GetPdgCode() != kGamma &&
	356	mPart->GetPdgCode() != kMuonPlus &&
	357	mPart->GetPdgCode() != kMuonMinus &&
f7d5860b	358	pdgP->Charge() != 0 ){
	359	if (fDebug > 5) Info("FillTracks","Storing charged hadron");
	360	if (fSmearType == kSmear \|\|
	361	fSmearType == kSmearEffic ){
44f59d68	362	Smear(mPart);/*
f7d5860b	363	TParticle *tmp = Smear(MPart);
	364	fInputObject.AddTrack(tmp);
	365	delete tmp;*/
	366	}else{
44f59d68	367	fInputObject.AddTrack(*mPart);
f7d5860b	368	}
	369	}
	370	break;
	371	case kNoTracks:
	372	break;
	373	default:
	374	break;
44f59d68	375	delete mPart;
f7d5860b	376	} //end of switch
	377	// Info("FillTracks","After Particle Storage");
	378	//if (part%10) gObjectTable->Print();
	379
	380	} //end of particle loop
	381	//gObjectTable->Print();
	382	}
	383
44f59d68	384	void AliEMCALJetFinderInputSimPrep::FillPartons()
f7d5860b	385	{
44f59d68	386	// Fill partons to
44f59d68	387	// input object from simulation
f7d5860b	388	if (fDebug > 1) Info("FillPartons","Beginning FillPartons");
	389
	390	AliGenEventHeader* evHeader = ((AliHeader*)(gAlice->GetHeader()))->GenEventHeader();
	391	Float_t triggerJetValues[4];
	392	AliEMCALParton tempParton;
	393
	394	if (fFileType == kPythia)
	395	{
	396	Int_t ntriggerjets = ((AliGenPythiaEventHeader*)evHeader)->NTriggerJets();
	397	if (fDebug > 1) Info("FillPartons","Number of trigger jets --> %i",ntriggerjets);
	398	for (Int_t jetcounter = 0 ; jetcounter < ntriggerjets; jetcounter++){
	399	((AliGenPythiaEventHeader*)evHeader)->TriggerJet(jetcounter,triggerJetValues);
	400	TLorentzVector tempLParton;
	401	tempLParton.SetPxPyPzE(triggerJetValues[0],triggerJetValues[1],triggerJetValues[2],triggerJetValues[3]);
	402	tempParton.SetEnergy(tempLParton.Energy());
	403	tempParton.SetEta(tempLParton.Eta());
	404	tempParton.SetPhi(tempLParton.Phi());
	405	FillPartonTracks(&tempParton);
	406	fInputObject.AddParton(&tempParton);
	407	}
	408
	409	}
	410	}
	411
44f59d68	412	void AliEMCALJetFinderInputSimPrep::FillParticles()
f7d5860b	413	{
44f59d68	414	// Fill particles to input object from simulation
f7d5860b	415	if (fDebug > 1) Info("FillParticles","Beginning FillParticles");
	416
	417	Int_t npart = (gAlice->GetHeader())->GetNprimary();
	418	TParticlePDG* pdgP = 0;
	419
	420	for (Int_t part = 0; part < npart; part++) {
44f59d68	421	TParticle *mPart = gAlice->GetMCApp()->Particle(part);
44f59d68	422	pdgP = mPart->GetPDG();
f7d5860b	423
	424	if (fDebug > 10) Info("FillParticles","Checking if particle is a primary");
	425
	426	if (fFileType == kPythia) {
44f59d68	427	if (mPart->GetStatusCode() != 1) continue;
f7d5860b	428	} else if (fFileType == kHijing) {
44f59d68	429	if (mPart->GetFirstDaughter() >= 0 && mPart->GetFirstDaughter() < npart) continue;
f7d5860b	430	}
	431
	432	if (fDebug > 10) Info("FillParticles","Checking if particle is in acceptance");
	433
44f59d68	434	if (mPart->Eta() > fEtaMax \|\| mPart->Eta() < fEtaMin) continue;
44f59d68	435	if (mPart->Phi() > fPhiMax \|\| mPart->Phi() < fPhiMin ) continue;
f7d5860b	436
	437
	438	/*
	439	{kProton, kProtonBar, kElectron, kPositron,
	440	kNuE, kNuEBar, kGamma, kNeutron, kNeutronBar,
	441	kMuonPlus, kMuonMinus, kK0Long , kPiPlus, kPiMinus,
	442	kKPlus, kKMinus, kLambda0, kLambda0Bar, kK0Short,
	443	kSigmaMinus, kSigmaPlus, kSigma0, kPi0, kK0, kK0Bar,
	444	0,kNuMu,kNuMuBar
	445	*/
	446	switch(fTrackType)
	447	{
	448
	449	case kAll: // All Stable particles to be included
	450	if (fDebug > 5) Info("FillParticles","Storing particle");
44f59d68	451	fInputObject.AddParticle(mPart);
f7d5860b	452	break;
f7d5860b	453	case kEM: // All Electromagnetic particles
44f59d68	454	if (mPart->GetPdgCode() == kElectron \|\|
	455	mPart->GetPdgCode() == kPositron \|\|
	456	mPart->GetPdgCode() == kGamma){
f7d5860b	457	if (fDebug > 5) Info("FillParticles","Storing electromagnetic particle");
44f59d68	458	fInputObject.AddParticle(mPart);
f7d5860b	459	}
	460	break;
	461	case kCharged: // All Particles with non-zero charge
	462	if (pdgP->Charge() != 0) {
	463	if (fDebug > 5) Info("FillParticles","Storing charged particle");
44f59d68	464	fInputObject.AddParticle(mPart);
f7d5860b	465	}
	466	break;
	467	case kNeutral: // All particles with no charge
	468	if (pdgP->Charge() == 0){
	469	if (fDebug > 5) Info("FillParticles","Storing neutral particle");
44f59d68	470	fInputObject.AddParticle(mPart);
f7d5860b	471	}
	472	break;
	473	case kHadron: //All hadrons
44f59d68	474	if (mPart->GetPdgCode() != kElectron &&
	475	mPart->GetPdgCode() != kPositron &&
	476	mPart->GetPdgCode() != kGamma )
f7d5860b	477	{
	478
	479	if (fDebug > 5) Info("FillParticles","Storing hadron");
44f59d68	480	fInputObject.AddParticle(mPart);
f7d5860b	481	}
	482	break;
	483	case kChargedHadron: // only charged hadrons
44f59d68	484	if (mPart->GetPdgCode() != kElectron &&
	485	mPart->GetPdgCode() != kPositron &&
	486	mPart->GetPdgCode() != kGamma &&
f7d5860b	487	pdgP->Charge() != 0 ){
f7d5860b	488	if (fDebug > 5) Info("FillParticles","Storing charged hadron");
44f59d68	489	fInputObject.AddParticle(mPart);
f7d5860b	490	}
	491	break;
	492	case kNoTracks:
	493	break;
	494	default:
	495	break;
	496	} //end of switch
	497	}// end of loop over particles
	498
	499	}
44f59d68	500	void AliEMCALJetFinderInputSimPrep::FillDigits()
f7d5860b	501	{
44f59d68	502	// Fill digits to input object
f7d5860b	503
	504	}
	505
	506	void AliEMCALJetFinderInputSimPrep::Smear(TParticle *particle)
	507	{
44f59d68	508	// Smear particle momentum
f7d5860b	509	if (fDebug > 5) Info("Smear","Beginning Smear");
	510
	511	Float_t tmp = AliEMCALFast::SmearMomentum(1,particle->P());
	512	Float_t tmpt = (tmp/particle->P()) * particle->Pt();
	513	if (fDebug > 10) Info("Smear","Smearing changed P from %f to %f",particle->Pt(),tmpt);
	514	TLorentzVector tmpvector;
	515	tmpvector.SetPtEtaPhiM(tmpt,particle->Eta(), particle->Phi(), particle->GetMass());
	516	// create a new particle with smearing momentum - and no daughter or parent information and the same
	517	// vertex
	518
	519	TParticle tmparticle(particle->GetPdgCode(), 1, 0, 0,0,0,
	520	tmpvector.Px() , tmpvector.Py(), tmpvector.Pz(), tmpvector.Energy(),
	521	particle->Vx(), particle->Vy(), particle->Vz(), particle->T());
	522	fInputObject.AddTrack(tmparticle);
	523	return;
	524	}
	525
	526	void AliEMCALJetFinderInputSimPrep::FillPartonTracks(AliEMCALParton *parton)
	527	{
44f59d68	528	// Populate parton tracks for input distributions
f7d5860b	529	if (fDebug>1) Info("FillPartonTracks","Beginning FillPartonTracks");
	530	Int_t npart = (gAlice->GetHeader())->GetNprimary();
	531	Int_t ntracks =0;
	532	TParticlePDG *getpdg;
	533	TParticle *tempPart;
	534	for (Int_t part = 0; part < npart; part++)
	535	{
5d12ce38	536	tempPart = gAlice->GetMCApp()->Particle(part);
f7d5860b	537	if (tempPart->GetStatusCode() != 1) continue;
	538	if (tempPart->Eta() > fEtaMax \|\| tempPart->Eta() < fEtaMin \|\|
	539	tempPart->Phi() > fPhiMax \|\| tempPart->Phi() < fPhiMin ){
	540	if (fDebug>10) Info("FillPartonTracks","Excluding particle not pointing at the EMCAL");
	541	continue;
	542	}
	543	getpdg = tempPart->GetPDG();
	544	if (getpdg->Charge() == 0.0 ) {
	545	if (fDebug>10) Info("FillPartonTracks","Excluding a neutral particle");
	546	continue;
	547	}
	548	if ( (parton->Eta() - tempPart->Eta())*(parton->Eta() - tempPart->Eta()) +
	549	(parton->Phi() - tempPart->Phi())*(parton->Phi() - tempPart->Phi()) < 1.0 ) ntracks++;
	550	}
44f59d68	551	Float_t *energy = new Float_t[ntracks];
	552	Float_t *eta = new Float_t[ntracks];
	553	Float_t *phi = new Float_t[ntracks];
	554	Int_t *pdg = new Int_t[ntracks];
f7d5860b	555	ntracks=0;
	556	for (Int_t part = 0; part < npart; part++)
	557	{
5d12ce38	558	tempPart = gAlice->GetMCApp()->Particle(part);
f7d5860b	559	if (tempPart->GetStatusCode() != 1) continue;
	560	if (tempPart->Eta() > fEtaMax \|\| tempPart->Eta() < fEtaMin \|\|
	561	tempPart->Phi() > fPhiMax \|\| tempPart->Phi() < fPhiMin ){
	562	if (fDebug>10) Info("FillPartonTracks","Excluding particle not pointing at the EMCAL");
	563	continue;
	564	}
	565	if (tempPart->GetStatusCode() != 1) continue;
	566	getpdg = tempPart->GetPDG();
	567	if (getpdg->Charge() == 0.0 ) {
	568	if (fDebug>10) Info("FillPartonTracks","Excluding a neutral particle");
	569	continue;
	570	}
	571	if ( (parton->Eta() - tempPart->Eta())*(parton->Eta() - tempPart->Eta()) +
	572	(parton->Phi() - tempPart->Phi())*(parton->Phi() - tempPart->Phi()) < 1.0 )
	573	{
44f59d68	574	energy[ntracks] = tempPart->Pt();
	575	eta[ntracks] = tempPart->Eta();
	576	phi[ntracks] = tempPart->Phi();
	577	pdg[ntracks] = tempPart->GetPdgCode();
f7d5860b	578	ntracks++;
	579	}
	580	}
44f59d68	581	parton->SetTrackList(ntracks,energy,eta,phi,pdg);
f7d5860b	582	}
f7d5860b	583