5 #ifndef ALIEVEEVENTBUFFER_H
6 #define ALIEVEEVENTBUFFER_H
8 /* This file is property of and copyright by the ALICE HLT Project *
9 * ALICE Experiment at CERN, All rights reserved. *
10 * See cxx source for full Copyright notice
13 /** @file AliEveEventBuffer.h
16 @brief Manager for HOMER in aliroot
27 class AliEveEventBuffer : public TObject{
31 /** default constructor */
35 virtual ~AliEveEventBuffer();
37 void SetBufferSize(Int_t bs) { fBufferSize = bs;}
38 void SetBusy(Bool_t busy) { fBusy = busy;}
40 //Navigate the event buffer
41 // TObject * NavigateFwd();
42 // TObject * NavigateBack();
43 TObject * NextEvent();
47 void StartBufferMonitor();
48 void StopBufferMonitor();
49 //Needed for Homer buffer
50 virtual void ConnectToSource() = 0;
51 //Check if more events are needed in buffer
54 static void * BufferThread(void * buffer);
55 virtual void WriteToFile() {//Do nothing
59 Int_t GetEventId() const { return fEventId[fBIndex[kCurrent]];}
75 //TClonesArray containing the stored events
76 TObjArray * fEventBuffer;
78 //Pointer to current event
79 TObject * fCurrentEvent;
81 //Event buffer indexes
86 virtual void AddToBuffer(TObject * event);
88 virtual TObject * GetEventFromSource() = 0;
93 //Calculate buffer index stuff
94 Int_t CalculateDifference(Int_t top, Int_t low);
95 Int_t CalculatePrevious(Int_t current);
96 Int_t CalculateNext(Int_t current);
98 void SetEventId(Int_t eventId) { fEventId[fBIndex[kCurrent]] = eventId;}
100 void SetBufferMonStarted(Bool_t started) {fBufferMonStarted = started;}
101 Bool_t GetBufferMonStarted () const { return fBufferMonStarted;}
105 /** copy constructor prohibited */
106 AliEveEventBuffer(const AliEveEventBuffer&);
108 /** assignment operator prohibited */
109 AliEveEventBuffer& operator=(const AliEveEventBuffer&);
112 TObject * GetNextUnSeen();
124 Bool_t fBufferMonStarted;
128 ClassDef(AliEveEventBuffer, 0); // Manage connections to HLT data-sources.