adding further track cuts (new TPC cuts on fraction of crossed rows)

[u/mrichter/AliRoot.git] / PWG4 / macros / ConfigAnalysisGammaJetFinderCorrelation.C

/* $Id: $ */

//------------------------------------
// Configuration macro example:
//
// Do prompt photon - jet (JETAN) correlation analysis with ESDs
// First find photons with AliAnaPhoton, then
// isolate them with AliAnaParticleIsolation and finally correlate           
// them with AliAnaParticleJetFinderCorrelation
//
// Author : Gustavo Conesa Balbastre (INFN-LNF)
//------------------------------------

AliAnaPartCorrMaker*  ConfigAnalysis()
{
	//
	// Configuration goes here
	// 
	printf("======================== \n");
	printf("ConfigAnalysis() \n");
	printf("======================== \n");
	
	
	//Detector Fiducial Cuts
	AliFiducialCut * fidCut = new AliFiducialCut();
	fidCut->DoCTSFiducialCut(kTRUE) ;
	fidCut->DoEMCALFiducialCut(kTRUE) ;
	fidCut->DoPHOSFiducialCut(kTRUE) ;
	
	fidCut->SetSimpleCTSFiducialCut(0.9,0.,360.);
	fidCut->SetSimpleEMCALFiducialCut(0.7,80.,190.);
	fidCut->SetSimplePHOSFiducialCut(0.13,220.,320.);
	
	fidCut->Print("");
	
	//-----------------------------------------------------------  
	// Reader
	//-----------------------------------------------------------
	AliCaloTrackESDReader *reader = new AliCaloTrackESDReader();
	reader->SetDebug(-1);
	
	//Switch on or off the detectors information that you want
	reader->SwitchOnEMCAL();
	reader->SwitchOnCTS();
	reader->SwitchOnPHOS();
	
	//Min particle pT
	reader->SetEMCALPtMin(0.5); 
	reader->SetPHOSPtMin(0.5);
	reader->SetCTSPtMin(0.2);
	
	reader->SetFiducialCut(fidCut);
	
	//     //We want tracks fitted in the detectors:
	//     ULong_t status=AliAODTrack::kTPCrefit;
	//     status|=AliAODTrack::kITSrefit; //(default settings)
	
	//     We want tracks whose PID bit is set:
	//     ULong_t status =AliAODTrack::kITSpid;
	//     status|=AliAODTrack::kTPCpid;	
	
	//	reader->SetTrackStatus(status);

	
	reader->Print("");
	
	
	//---------------------------------------------------------------------
	// Analysis algorithm
	//---------------------------------------------------------------------
	//<<<< first analysis >>> select the photons
	//Detector Fiducial Cuts for analysis part
	AliFiducialCut * fidCut2 = new AliFiducialCut();
	fidCut2->DoCTSFiducialCut(kFALSE) ;
	fidCut2->DoEMCALFiducialCut(kTRUE) ;
	fidCut2->DoPHOSFiducialCut(kFALSE) ;
	
	fidCut2->SetSimpleCTSFiducialCut(0.9,0.,360.);
	fidCut2->SetSimpleEMCALFiducialCut(0.7,80.,190.);
	fidCut2->SetSimplePHOSFiducialCut(0.13,220.,320.);
	fidCut2->Print("");
	
	AliCaloPID * pid = new AliCaloPID();
	// use selection with simple weights
	pid->SetPHOSPhotonWeight(0.7);    pid->SetPHOSPi0Weight(0.7); 
	pid->SetEMCALPhotonWeight(0.7);    pid->SetEMCALPi0Weight(0.7);
	
	pid->Print("");
	
  	AliAnaPhoton *anaphoton = new AliAnaPhoton();
	anaphoton->SetDebug(-1); //10 for lots of messages
	anaphoton->SetMinPt(0.2);
	anaphoton->SetMinDistanceToBadChannel(2, 4, 5);
	anaphoton->SetCaloPID(pid);
	anaphoton->SetFiducialCut(fidCut2); //More acceptance selections if needed at this level
	anaphoton->SetCalorimeter("PHOS");
	anaphoton->SwitchOffDataMC() ;//Access MC stack and fill more histograms
	anaphoton->SwitchOnCaloPID();
	anaphoton->SwitchOffCaloPIDRecalculation(); //recommended for EMCAL
	anaphoton->SwitchOnFiducialCut();
	anaphoton->SetOutputAODName("Photons");
	anaphoton->SetOutputAODClassName("AliAODPWG4ParticleCorrelation");
	//Set Histrograms bins and ranges
	//	anaphoton->SetHistoPtRangeAndNBins(0, 50, 100) ;
	//	anaphoton->SetHistoPhiRangeAndNBins(0, TMath::TwoPi(), 100) ;
	//	anaphoton->SetHistoEtaRangeAndNBins(-0.7, 0.7, 100) ;
	anaphoton->Print("");
	
	// >>>> Second Analysis <<<< Isolate the photons
	AliIsolationCut * ic = new AliIsolationCut();
	ic->SetConeSize(0.5);
	ic->SetPtThreshold(1.);
	ic->SetICMethod(AliIsolationCut::kPtThresIC);
	ic->Print("");
	
	AliAnaParticleIsolation *anaisol = new AliAnaParticleIsolation();
	anaisol->SetDebug(-1);
	anaisol->SetMinPt(5);
	anaisol->SetInputAODName("Photons");
	anaisol->SetCalorimeter("PHOS");
	anaisol->SwitchOffDataMC() ;//Access MC stack and fill more histograms
	//Select clusters with no pair, if both clusters with pi0 mass
	anaisol->SwitchOffInvariantMass();
	//anaisol->SetNeutralMesonSelection(nms);
	//Do isolation cut
	anaisol->SetIsolationCut(ic);	
	//Do or not do isolation with previously produced AODs.
	//No effect if use of SwitchOnSeveralIsolation()
	anaisol->SwitchOffReIsolation();
	//Multiple IC
	anaisol->SwitchOffSeveralIsolation() ;
	
	anaisol->Print("");
	
	//<<<Third analysis>>> Isolated Photon- Jet An correlation 
	AliAnaParticleJetFinderCorrelation *anacorr = new AliAnaParticleJetFinderCorrelation();
	anacorr->SetInputAODName("Photons");
	anacorr->SetDebug(-1);
	anacorr->SetConeSize(1);  
	anacorr->SetPtThresholdInCone(0.5);
	anacorr->SetDeltaPhiCutRange(0.5,5.5);//Mostly Open Cuts 
	anacorr->SetRatioCutRange(0.01,3); //Mostly Open Cuts
	anacorr->UseJetRefTracks(kFALSE); //Not working now
	anacorr->Print("");
	
	//---------------------------------------------------------------------
	// Set  analysis algorithm and reader
	//---------------------------------------------------------------------
	maker = new AliAnaPartCorrMaker();
	maker->SetReader(reader);//pointer to reader
	maker->AddAnalysis(anaphoton,0);
	maker->AddAnalysis(anaisol,1);
	maker->AddAnalysis(anacorr,2);
	maker->SetAnaDebug(-1)  ;
	maker->SwitchOnHistogramsMaker()  ;
	maker->SwitchOnAODsMaker()  ;
	
	maker->Print("");
	//
	printf("======================== \n");
	printf("END ConfigAnalysis() \n");
	printf("======================== \n");
	return maker ;
}