+++ /dev/null
-/**************************************************************************
- * 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. *
- **************************************************************************/
-/* $Id$ */
-
-/* History of cvs commits:
- *
- * $Log$
- * Revision 1.3 2007/09/26 11:07:19 schutz
- * Update classes for the new analysis framwork
- *
- * Revision 1.1.2.1 2007/07/26 10:32:09 schutz
- * new analysis classes in the the new analysis framework
- *
- *
- */
-//_________________________________________________________________________
-// Class for the analysis of gamma-parton correlations
-//*-- Author: Gustavo Conesa (LNF-INFN)
-//////////////////////////////////////////////////////////////////////////////
-
-
-// --- ROOT system ---
-#include "Riostream.h"
-
-//---- AliRoot system ----
-#include "AliAnaGammaParton.h"
-#include "AliLog.h"
-
- ClassImp(AliAnaGammaParton)
-
-
-//____________________________________________________________________________
- AliAnaGammaParton::AliAnaGammaParton() :
- AliAnaGammaCorrelation(),
- fhDeltaEtaParton(0), fhDeltaPhiParton(0),
- fhDeltaPtParton(0), fhPtRatParton(0)
-{
- //Default Ctor
-
- SetCorrelationType(kParton);
- //Initialize parameters
- InitParameters();
-}
-
-//____________________________________________________________________________
-AliAnaGammaParton::AliAnaGammaParton(const AliAnaGammaParton & g) :
- AliAnaGammaCorrelation(g),
- fhDeltaEtaParton(g.fhDeltaEtaParton), fhDeltaPhiParton(g.fhDeltaPhiParton),
- fhDeltaPtParton(g.fhDeltaPtParton), fhPtRatParton(g.fhPtRatParton)
-{
- // cpy ctor
-
-}
-
-//_________________________________________________________________________
-AliAnaGammaParton & AliAnaGammaParton::operator = (const AliAnaGammaParton & source)
-{
- // assignment operator
-
- if(this == &source)return *this;
- ((AliAnaGammaCorrelation *)this)->operator=(source);
- fhDeltaEtaParton = source.fhDeltaEtaParton;
- fhDeltaPhiParton = source.fhDeltaPhiParton;
- fhDeltaPtParton = source.fhDeltaPtParton;
- fhPtRatParton = source.fhPtRatParton;
-
- return *this;
-
-}
-
-//____________________________________________________________________________
-AliAnaGammaParton::~AliAnaGammaParton()
-{
- // Remove all pointers except analysis output pointers.
-
-
-}
-
-
-//________________________________________________________________________
-TList * AliAnaGammaParton::GetCreateOutputObjects()
-{
- // Create histograms to be saved in output file and
- // store them in fOutputContainer
-
- AliDebug(1,"Init parton histograms");
-
- TList * outputContainer = new TList() ;
- outputContainer->SetName("GammaPartonHistos") ;
-
- //---kParton---
- fhDeltaPhiParton = new TH2F
- ("DeltaPhiParton","#phi_{#gamma} - #phi_{parton} vs p_{T #gamma}",
- 200,0,120,200,0,6.4);
- fhDeltaPhiParton->SetYTitle("#Delta #phi");
- fhDeltaPhiParton->SetXTitle("p_{T #gamma} (GeV/c)");
- outputContainer->Add(fhDeltaPhiParton);
-
- fhDeltaEtaParton = new TH2F
- ("DeltaEtaParton","#eta_{#gamma} - #eta_{parton} vs p_{T #gamma}",
- 200,0,120,200,-2,2);
- fhDeltaEtaParton->SetYTitle("#Delta #eta");
- fhDeltaEtaParton->SetXTitle("p_{T #gamma} (GeV/c)");
- outputContainer->Add(fhDeltaEtaParton);
-
- fhDeltaPtParton = new TH2F
- ("DeltaPtParton","#p_{T #gamma} - #p_{T parton} vs p_{T #gamma}",
- 200,0,120,100,-10,10);
- fhDeltaPtParton->SetYTitle("#Delta #p_{T}");
- fhDeltaPtParton->SetXTitle("p_{T #gamma} (GeV/c)");
- outputContainer->Add(fhDeltaPtParton);
-
- fhPtRatParton = new TH2F
- ("PtRatParton","#p_{T parton} / #p_{T #gamma} vs p_{T #gamma}",
- 200,0,120,200,0,5);
- fhPtRatParton->SetYTitle("ratio");
- fhPtRatParton->SetXTitle("p_{T #gamma} (GeV/c)");
- outputContainer->Add(fhPtRatParton);
-
- SetOutputContainer(outputContainer);
-
- return outputContainer;
-}
-
- //____________________________________________________________________________
-void AliAnaGammaParton::InitParameters()
-{
-
- //Initialize the parameters of the analysis.
-
- ;
-
-}
-
-//__________________________________________________________________
-void AliAnaGammaParton::Print(const Option_t * opt) const
-{
-
- //Print some relevant parameters set for the analysis
- if(! opt)
- return;
-
-}
-
-//__________________________________________________________________
-void AliAnaGammaParton::MakeGammaCorrelation(TParticle * pGamma, TClonesArray *pl, TClonesArray *)
-{
- //Gamma Parton Correlation Analysis
- AliDebug(2, "Begin parton analysis");
-
- Double_t ptg = pGamma->Pt();
- Double_t phig = pGamma->Phi();
- Double_t etag = pGamma->Eta();
-
- Double_t pt = -100.;
- Double_t eta = -100.;
- Double_t phi = -100. ;
- for(Int_t ipr = 0;ipr < pl->GetEntries() ; ipr ++ ){//fCaloList==parton list
- TParticle * particle = dynamic_cast<TParticle *>(pl->At(ipr)) ;
-
- if(particle->GetPdgCode() !=22 && (ipr ==4 || ipr == 5)){// 6 or 7 in list.
- //Only good for gamma-jet events
- pt = particle->Pt();
- phi = particle->Phi() ;
- eta = particle->Eta() ;
- }
- }
-
- fhDeltaEtaParton->Fill(ptg,etag-eta);
- fhDeltaPhiParton->Fill(ptg,phig-phi);
- fhDeltaPtParton->Fill(ptg,ptg-pt);
- fhPtRatParton->Fill(ptg,pt/ptg);
-
- AliDebug(2, "End of parton analysis");
-
-}
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff