New analysis for electron identification

[u/mrichter/AliRoot.git] / PWG4 / PartCorrBase / AliMCAnalysisUtils.h

#ifndef ALIMCANALYSISUTILS_H\r
#define ALIMCANALYSISUTILS_H\r
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *\r
 * See cxx source for full Copyright notice     */\r
/* $Id:  $ */\r
\r
//_________________________________________________________________________\r
// Class for analysis utils for MC data\r
// stored in stack or event header.\r
// Contains:\r
//  - method to check the origin of a given track/cluster\r
//  - method to obtain the generated jets\r
//\r
//*-- Author: Gustavo Conesa (INFN-LNF)\r
\r
// --- ROOT system ---\r
#include <TObject.h> \r
class TString ;\r
class TList ;\r
\r
//--- AliRoot system ---\r
class AliStack ;\r
class AliGenEventHeader ;\r
\r
class AliMCAnalysisUtils : public TObject {\r
	\r
public: \r
	\r
	AliMCAnalysisUtils() ; // ctor\r
	AliMCAnalysisUtils(const AliMCAnalysisUtils & g) ; // cpy ctor\r
	AliMCAnalysisUtils & operator = (const AliMCAnalysisUtils & g) ;//cpy assignment\r
	virtual ~AliMCAnalysisUtils() ;//virtual dtor\r
	\r
  enum mcTypes {kMCPrompt, kMCFragmentation, kMCISR, kMCPi0Decay, kMCEtaDecay, kMCOtherDecay, kMCPi0, kMCEta, kMCElectron, kMCConversion, kMCUnknown, kMCEFromCFromB, kMCEFromC, kMCEFromB,kMCZDecay,kMCWDecay};\r
	\r
	Int_t CheckOrigin(const Int_t label, AliStack *  stack) const ;\r
	TList * GetJets(Int_t iEvent, AliStack *  stack, AliGenEventHeader * geh) ;\r
	\r
	void Print(const Option_t * opt)const;\r
  	\r
	void SetDebug(Int_t deb) {fDebug=deb;}\r
	Int_t GetDebug() const {return fDebug;}	\r
	\r
	void SetMCGenerator(TString mcgen) {fMCGenerator=mcgen;}\r
	TString GetMCGenerator() const {return fMCGenerator;}	\r
\r
private:\r
	Int_t   fCurrentEvent; // Current Event\r
	Int_t	fDebug;        // Debug level\r
	TList * fJetsList;      // List of jets\r
	TString fMCGenerator;  // MC geneator used to generate data in simulation\r
\r
	ClassDef(AliMCAnalysisUtils,1)\r
} ;\r
\r
\r
#endif //ALIMCANALYSISUTILS_H\r
\r
\r
\r