[u/mrichter/AliRoot.git] / STEER / AliMCEvent.h

// -*- mode: C++ -*- 
#ifndef ALIMCEVENT_H
#define ALIMCEVENT_H
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice                               */


/* $Id$ */

//-------------------------------------------------------------------------
//                          Class AliMCEvent
//      
// Origin: Andreas.Morsch, CERN, andreas.morsch@cern.ch 
//-------------------------------------------------------------------------


#include <TTree.h>
#include <TRefArray.h>

#include <AliVEvent.h>
#include "AliVHeader.h"
#include "AliMCParticle.h"

class AliStack;
class AliHeader;
class AliGenEventHeader;

class TClonesArray;
class TList;

class AliMCEvent : public AliVEvent {

public:

    AliMCEvent();
    virtual ~AliMCEvent() {;} 
    AliMCEvent(const AliMCEvent& mcEvnt); 
    AliMCEvent& operator=(const AliMCEvent& mcEvnt);
    //
    // Methods implementing the interface
    //
    // Services
    virtual void AddObject(TObject* /*obj*/)               {;}
    virtual TObject* FindListObject(const char */*name*/)  {return 0;}
    virtual TList* GetList() const                         {return 0;}
    virtual void CreateStdContent()                        {;} 
    virtual void GetStdContent()                           {;}
    virtual void ReadFromTree(TTree * /*tree*/, Option_t* /*opt*/) {;}
    virtual void WriteToTree(TTree* /*tree*/)  const {;}

    virtual void SetStdNames()                             {;}
    virtual void Print(Option_t */*option=""*/)  const     {;}
    

    // Header
    virtual AliVHeader* GetHeader()          const         {return 0;}

    // Delegated methods for fESDRun or AODHeader
  
    virtual void     SetRunNumber(Int_t /*n*/)             {;}
    virtual void     SetPeriodNumber(UInt_t /*n*/)         {;}
    virtual void     SetMagneticField(Double_t /*mf*/)     {;}
    
  
    virtual Int_t    GetRunNumber()          const         {return 0;}
    virtual UInt_t   GetPeriodNumber()       const {return 0;}
    virtual Double_t GetMagneticField()      const         {return 0.;}

    // Setters not needed
    virtual void      SetOrbitNumber(UInt_t /*n*/)         {;}
    virtual void      SetBunchCrossNumber(UShort_t /*n*/)  {;}
    virtual void      SetEventType(UInt_t /*eventType*/)   {;}
    virtual void      SetTriggerMask(ULong64_t /*n*/)      {;}
    virtual void      SetTriggerCluster(UChar_t /*n*/)     {;} 

    virtual UInt_t    GetOrbitNumber()       const {return 0;}
    virtual UShort_t  GetBunchCrossNumber()  const {return 0;}
    
    virtual UInt_t    GetEventType()         const {return 0;}

    virtual ULong64_t GetTriggerMask()        const {return 0;}
    virtual UChar_t   GetTriggerCluster()     const {return 0;}
    virtual Double_t  GetZDCN1Energy()        const {return 0.;}
    virtual Double_t  GetZDCP1Energy()        const {return 0.;}
    virtual Double_t  GetZDCN2Energy()        const {return 0.;}
    virtual Double_t  GetZDCP2Energy()        const {return 0.;}
    virtual Double_t  GetZDCEMEnergy(Int_t /*i*/) 
                                              const {return 0.;}
    // Tracks
    virtual AliMCParticle *GetTrack(Int_t i) const;
    virtual Int_t     GetNumberOfTracks()    const {return fNparticles;}
    virtual Int_t     GetNumberOfV0s()       const {return -1;}
    virtual Int_t     GetNumberOfCascades()  const {return -1;}

    //
    // MC Specific methods
    //
    // Getters
    AliStack*    Stack()   {return fStack;}
    AliHeader*   Header()  {return fHeader;}
    AliGenEventHeader* GenEventHeader();
    // Services
    virtual void      ConnectTreeE (TTree* tree);
    virtual void      ConnectTreeK (TTree* tree);
    virtual void      ConnectTreeTR(TTree* tree);
    virtual void      Clean();
    virtual void      InitEvent();
    virtual void      FinishEvent();
    virtual Int_t     GetParticleAndTR(Int_t i, TParticle*& particle, TClonesArray*& trefs);
    virtual void      DrawCheck(Int_t i, Int_t search);
    virtual void      AddSubsidiaryEvent(AliMCEvent* event);
    virtual Int_t     GetNumberOfPrimaries() {return fNprimaries;}
    virtual Int_t     GetPrimaryOffset()    const {return fPrimaryOffset;}
    virtual Int_t     GetSecondaryOffset()  const {return fSecondaryOffset;}    
    virtual void      SetPrimaryOffset(Int_t ioff)    {fPrimaryOffset = ioff;}
    virtual void      SetSecondaryOffset(Int_t ioff)  {fSecondaryOffset = ioff;}    
    virtual Bool_t    IsPhysicalPrimary(Int_t i);
    virtual Int_t     BgLabelToIndex(Int_t label);
    static  Int_t     BgLabelOffset() {return fgkBgLabelOffset;}

private:
    virtual void      ReorderAndExpandTreeTR();
    virtual Int_t     FindIndexAndEvent(Int_t oldidx, AliMCEvent*& event) const;
private: 
    AliStack         *fStack;            // Current pointer to stack
    TClonesArray     *fMCParticles;      // Pointer to list of particles
    TRefArray        *fMCParticleMap;    // Map of MC Particles
    AliHeader        *fHeader;           // Current pointer to header
    TClonesArray     *fTRBuffer;         // Track reference buffer    
    TClonesArray     *fTrackReferences;  // Array of track references
    TTree            *fTreeTR;           // Pointer to Track Reference Tree
    TTree            *fTmpTreeTR;        // Temporary tree TR to read old format
    TFile            *fTmpFileTR;        // Temporary file with TreeTR to read old format
    Int_t             fNprimaries;       // Number of primaries
    Int_t             fNparticles;       // Number of particles
    TList            *fSubsidiaryEvents; // List of possible subsidiary events (for example merged underlying event) 
    Int_t             fPrimaryOffset;    // Offset for primaries
    Int_t             fSecondaryOffset;  // Offset for secondaries
    static Int_t      fgkBgLabelOffset;  // Standard branch name    
    ClassDef(AliMCEvent, 1)  // AliVEvent realisation for MC data
};


#endif
Commit	Line	Data
415d9f5c	1	// -- mode: C++ --
	2	#ifndef ALIMCEVENT_H
	3	#define ALIMCEVENT_H
	4	/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	5	* See cxx source for full Copyright notice */
	6
	7
	8	/* $Id$ */
	9
	10	//-------------------------------------------------------------------------
	11	// Class AliMCEvent
	12	//
	13	// Origin: Andreas.Morsch, CERN, andreas.morsch@cern.ch
	14	//-------------------------------------------------------------------------
	15
	16
	17	#include <TTree.h>
93df0e9b	18	#include <TRefArray.h>
415d9f5c	19
	20	#include <AliVEvent.h>
	21	#include "AliVHeader.h"
	22	#include "AliMCParticle.h"
	23
	24	class AliStack;
	25	class AliHeader;
	26	class AliGenEventHeader;
	27
	28	class TClonesArray;
93836e1b	29	class TList;
415d9f5c	30
	31	class AliMCEvent : public AliVEvent {
	32
	33	public:
	34
	35	AliMCEvent();
	36	virtual ~AliMCEvent() {;}
	37	AliMCEvent(const AliMCEvent& mcEvnt);
	38	AliMCEvent& operator=(const AliMCEvent& mcEvnt);
	39	//
	40	// Methods implementing the interface
	41	//
	42	// Services
	43	virtual void AddObject(TObject* /obj/) {;}
	44	virtual TObject* FindListObject(const char /name*/) {return 0;}
	45	virtual TList* GetList() const {return 0;}
	46	virtual void CreateStdContent() {;}
	47	virtual void GetStdContent() {;}
1d0dd492	48	virtual void ReadFromTree(TTree * /tree/, Option_t* /opt/) {;}
f12d42ce	49	virtual void WriteToTree(TTree* /tree/) const {;}
415d9f5c	50
	51	virtual void SetStdNames() {;}
	52	virtual void Print(Option_t /option=""*/) const {;}
	53
	54
	55	// Header
	56	virtual AliVHeader* GetHeader() const {return 0;}
	57
	58	// Delegated methods for fESDRun or AODHeader
	59
	60	virtual void SetRunNumber(Int_t /n/) {;}
	61	virtual void SetPeriodNumber(UInt_t /n/) {;}
	62	virtual void SetMagneticField(Double_t /mf/) {;}
	63
	64
	65	virtual Int_t GetRunNumber() const {return 0;}
	66	virtual UInt_t GetPeriodNumber() const {return 0;}
	67	virtual Double_t GetMagneticField() const {return 0.;}
	68
	69	// Setters not needed
	70	virtual void SetOrbitNumber(UInt_t /n/) {;}
	71	virtual void SetBunchCrossNumber(UShort_t /n/) {;}
	72	virtual void SetEventType(UInt_t /eventType/) {;}
	73	virtual void SetTriggerMask(ULong64_t /n/) {;}
	74	virtual void SetTriggerCluster(UChar_t /n/) {;}
	75
	76	virtual UInt_t GetOrbitNumber() const {return 0;}
	77	virtual UShort_t GetBunchCrossNumber() const {return 0;}
	78
eee13e8d	79	virtual UInt_t GetEventType() const {return 0;}
415d9f5c	80
a85132e7	81	virtual ULong64_t GetTriggerMask() const {return 0;}
	82	virtual UChar_t GetTriggerCluster() const {return 0;}
	83	virtual Double_t GetZDCN1Energy() const {return 0.;}
	84	virtual Double_t GetZDCP1Energy() const {return 0.;}
	85	virtual Double_t GetZDCN2Energy() const {return 0.;}
	86	virtual Double_t GetZDCP2Energy() const {return 0.;}
eee13e8d	87	virtual Double_t GetZDCEMEnergy(Int_t /i/)
eee13e8d	88	const {return 0.;}
415d9f5c	89	// Tracks
	90	virtual AliMCParticle *GetTrack(Int_t i) const;
	91	virtual Int_t GetNumberOfTracks() const {return fNparticles;}
c1b93f02	92	virtual Int_t GetNumberOfV0s() const {return -1;}
bc0379e5	93	virtual Int_t GetNumberOfCascades() const {return -1;}
415d9f5c	94
	95	//
	96	// MC Specific methods
	97	//
	98	// Getters
	99	AliStack* Stack() {return fStack;}
	100	AliHeader* Header() {return fHeader;}
	101	AliGenEventHeader* GenEventHeader();
	102	// Services
	103	virtual void ConnectTreeE (TTree* tree);
	104	virtual void ConnectTreeK (TTree* tree);
	105	virtual void ConnectTreeTR(TTree* tree);
	106	virtual void Clean();
93836e1b	107	virtual void InitEvent();
415d9f5c	108	virtual void FinishEvent();
	109	virtual Int_t GetParticleAndTR(Int_t i, TParticle& particle, TClonesArray& trefs);
	110	virtual void DrawCheck(Int_t i, Int_t search);
93836e1b	111	virtual void AddSubsidiaryEvent(AliMCEvent* event);
	112	virtual Int_t GetNumberOfPrimaries() {return fNprimaries;}
	113	virtual Int_t GetPrimaryOffset() const {return fPrimaryOffset;}
	114	virtual Int_t GetSecondaryOffset() const {return fSecondaryOffset;}
	115	virtual void SetPrimaryOffset(Int_t ioff) {fPrimaryOffset = ioff;}
	116	virtual void SetSecondaryOffset(Int_t ioff) {fSecondaryOffset = ioff;}
	117	virtual Bool_t IsPhysicalPrimary(Int_t i);
	118	virtual Int_t BgLabelToIndex(Int_t label);
	119	static Int_t BgLabelOffset() {return fgkBgLabelOffset;}
	120
415d9f5c	121	private:
415d9f5c	122	virtual void ReorderAndExpandTreeTR();
93836e1b	123	virtual Int_t FindIndexAndEvent(Int_t oldidx, AliMCEvent*& event) const;
	124	private:
	125	AliStack *fStack; // Current pointer to stack
	126	TClonesArray *fMCParticles; // Pointer to list of particles
	127	TRefArray *fMCParticleMap; // Map of MC Particles
	128	AliHeader *fHeader; // Current pointer to header
	129	TClonesArray *fTRBuffer; // Track reference buffer
	130	TClonesArray *fTrackReferences; // Array of track references
	131	TTree *fTreeTR; // Pointer to Track Reference Tree
	132	TTree *fTmpTreeTR; // Temporary tree TR to read old format
	133	TFile *fTmpFileTR; // Temporary file with TreeTR to read old format
	134	Int_t fNprimaries; // Number of primaries
	135	Int_t fNparticles; // Number of particles
	136	TList *fSubsidiaryEvents; // List of possible subsidiary events (for example merged underlying event)
	137	Int_t fPrimaryOffset; // Offset for primaries
	138	Int_t fSecondaryOffset; // Offset for secondaries
	139	static Int_t fgkBgLabelOffset; // Standard branch name
e337635e	140	ClassDef(AliMCEvent, 1) // AliVEvent realisation for MC data
415d9f5c	141	};
	142
	143
	144	#endif
	145