2 // Main authors: Matevz Tadel & Alja Mrak-Tadel: 2006, 2007
4 /**************************************************************************
5 * Copyright(c) 1998-2008, ALICE Experiment at CERN, all rights reserved. *
6 * See http://aliceinfo.cern.ch/Offline/AliRoot/License.html for *
7 * full copyright notice. *
8 **************************************************************************/
10 #include "AliEveEventManager.h"
11 #include "AliEveMacroExecutor.h"
12 #include <TEveManager.h>
14 #include <AliRunLoader.h>
16 #include <AliESDRun.h>
17 #include <AliESDEvent.h>
18 #include <AliESDfriend.h>
19 #include <AliAODEvent.h>
22 #include <AliRawEventHeaderBase.h>
23 #include <AliRawReaderRoot.h>
24 #include <AliRawReaderFile.h>
25 #include <AliRawReaderDate.h>
26 #include <AliMagFMaps.h>
27 #include <AliCDBManager.h>
28 #include <AliCDBStorage.h>
29 #include <AliHeader.h>
30 #include <AliGeomManager.h>
34 #include <TGeoManager.h>
36 #include <TTimeStamp.h>
38 //==============================================================================
39 //==============================================================================
41 //==============================================================================
43 //______________________________________________________________________________
45 // Provides interface for loading and navigating standard AliRoot data
46 // (AliRunLoader), ESD, AOD and RAW.
48 // ESDfriend is attached automatically, if the file is found.
50 // AODfriends are not attached automatically as there are several
51 // possible files involved. To have a specific AODfriend attached, call
53 // AliEveEventManager::AddAODfriend("AliAOD.VertexingHF.root");
54 // before initializing the event-manager.
56 // Also provides interface to magnetic-field and geometry. Mostly
57 // intended as wrappers over standard AliRoot functionality for
58 // convenient use from visualizateion macros.
60 // There can be a single main event-manger, it is stored in private
61 // data member fgMaster and can be accessed via static member function
64 // For event overlaying and embedding one can instantiate additional
65 // event-managers via static method AddDependentManager(const TString& path).
66 // This interface is under development.
68 ClassImp(AliEveEventManager)
70 Bool_t AliEveEventManager::fgAssertRunLoader = kFALSE;
71 Bool_t AliEveEventManager::fgAssertESD = kFALSE;
72 Bool_t AliEveEventManager::fgAssertAOD = kFALSE;
73 Bool_t AliEveEventManager::fgAssertRaw = kFALSE;
75 TString AliEveEventManager::fgESDFileName("AliESDs.root");
76 TString AliEveEventManager::fgAODFileName("AliAOD.root");
77 TString AliEveEventManager::fgRawFileName("raw.root");
78 TString AliEveEventManager::fgCdbUri("local://$ALICE_ROOT");
80 AliMagF* AliEveEventManager::fgMagField = 0;
82 TList* AliEveEventManager::fgAODfriends = 0;
84 AliEveEventManager* AliEveEventManager::fgMaster = 0;
85 AliEveEventManager* AliEveEventManager::fgCurrent = 0;
87 void AliEveEventManager::InitInternals()
89 // Initialize internal members.
91 static const TEveException kEH("AliEveEventManager::InitInternals ");
95 throw(kEH + "Dependent event-managers should be created via static method AddDependentManager().");
105 fAutoLoadTimer = new TTimer;
106 fAutoLoadTimer->Connect("Timeout()", "AliEveEventManager", this, "AutoLoadNextEvent()");
108 fExecutor = new AliEveMacroExecutor;
111 AliEveEventManager::AliEveEventManager(const TString& name) :
112 TEveEventManager(name),
114 fPath ( ), fEventId (-1),
116 fESDFile (0), fESDTree (0), fESD (0),
117 fESDfriend (0), fESDfriendExists(kFALSE),
118 fAODFile (0), fAODTree (0), fAOD (0),
120 fAutoLoad (kFALSE), fAutoLoadTime (5.), fAutoLoadTimer(0),
121 fIsOpen (kFALSE), fHasEvent (kFALSE), fExternalCtrl (kFALSE),
122 fSelectOnTriggerType(kFALSE), fTriggerType(""),
125 fAutoLoadTimerRunning(kFALSE)
127 // Default constructor.
132 AliEveEventManager::AliEveEventManager(const TString& name, const TString& path, Int_t ev) :
133 TEveEventManager(name, path),
135 fPath (path), fEventId(-1),
137 fESDFile (0), fESDTree (0), fESD (0),
138 fESDfriend (0), fESDfriendExists(kFALSE),
139 fAODFile (0), fAODTree (0), fAOD (0),
141 fAutoLoad (kFALSE), fAutoLoadTime (5), fAutoLoadTimer(0),
142 fIsOpen (kFALSE), fHasEvent (kFALSE), fExternalCtrl (kFALSE),
143 fSelectOnTriggerType(kFALSE), fTriggerType(""),
146 fAutoLoadTimerRunning(kFALSE)
148 // Constructor with event-directory URL and event-id.
159 AliEveEventManager::~AliEveEventManager()
171 /******************************************************************************/
173 void AliEveEventManager::SetESDFileName(const TString& esd)
175 // Set file-name for opening ESD, default "AliESDs.root".
177 if ( ! esd.IsNull()) fgESDFileName = esd;
180 void AliEveEventManager::SetAODFileName(const TString& aod)
182 // Set file-name for opening AOD, default "AliAOD.root".
184 if ( ! aod.IsNull()) fgAODFileName = aod;
187 void AliEveEventManager::AddAODfriend(const TString& friendFileName)
189 // Add new AOD friend file-name to be attached when opening AOD.
190 // This should include '.root', as in 'AliAOD.VertexingHF.root'.
192 if (fgAODfriends == 0)
194 fgAODfriends = new TList;
195 fgAODfriends->SetOwner(kTRUE);
197 fgAODfriends->Add(new TObjString(friendFileName));
200 void AliEveEventManager::SetRawFileName(const TString& raw)
202 // Set file-name for opening of raw-data, default "raw.root"
203 if ( ! raw.IsNull()) fgRawFileName = raw;
206 void AliEveEventManager::SetCdbUri(const TString& cdb)
208 // Set path to CDB, default "local://$ALICE_ROOT".
210 if ( ! cdb.IsNull()) fgCdbUri = cdb;
213 void AliEveEventManager::SetAssertElements(Bool_t assertRunloader, Bool_t assertEsd,
214 Bool_t assertAod, Bool_t assertRaw)
216 // Set global flags that detrmine which parts of the event-data must
217 // be present when the event is opened.
219 fgAssertRunLoader = assertRunloader;
220 fgAssertESD = assertEsd;
221 fgAssertAOD = assertAod;
222 fgAssertRaw = assertRaw;
225 /******************************************************************************/
227 void AliEveEventManager::Open()
229 // Open event-data from URL specified in fPath.
230 // Attempts to create AliRunLoader() and to open ESD with ESDfriends.
231 // Warning is reported if run-loader or ESD is not found.
232 // Global data-members fgAssertRunLoader and fgAssertESD can be set
233 // to throw exceptions instead.
235 static const TEveException kEH("AliEveEventManager::Open ");
239 throw (kEH + "Event-loop is under external control.");
243 throw (kEH + "Event-files already opened.");
246 gSystem->ExpandPathName(fPath);
247 // The following magick is required for ESDfriends to be loaded properly
248 // from non-current directory.
249 if (fPath.IsNull() || fPath == ".")
251 fPath = gSystem->WorkingDirectory();
253 else if ( ! fPath.BeginsWith("file:/"))
255 TUrl url(fPath, kTRUE);
256 TString protocol(url.GetProtocol());
257 if (protocol == "file" && fPath[0] != '/')
258 fPath = Form("%s/%s", gSystem->WorkingDirectory(), fPath.Data());
263 // Open ESD and ESDfriends
265 TString esdPath(Form("%s/%s", fPath.Data(), fgESDFileName.Data()));
266 if ((fESDFile = TFile::Open(esdPath)))
268 fESD = new AliESDEvent();
269 fESDTree = (TTree*) fESDFile->Get("esdTree");
272 // Check if ESDfriends exists and attach the branch.
273 // We use TFile::Open() instead of gSystem->AccessPathName
274 // as it seems to work better when attachine alieve to a
275 // running reconstruction process with auto-save on.
276 // There was also a problem with TTree::Refresh() - it didn't
277 // save the friend branch on a separate file, fixed in 5.22.2 -
278 // so we might want to try the old way again soon.
279 TString p(Form("%s/AliESDfriends.root", fPath.Data()));
280 TFile *esdFriendFile = TFile::Open(p);
283 if (!esdFriendFile->IsZombie())
285 esdFriendFile->Close();
286 fESDfriendExists = kTRUE;
287 fESDTree->SetBranchStatus ("ESDfriend*", 1);
289 delete esdFriendFile;
292 fESD->ReadFromTree(fESDTree);
293 if (fESDfriendExists)
295 fESDfriend = (AliESDfriend*) fESD->FindListObject("AliESDfriend");
296 Info(kEH, "found and attached ESD friend.");
300 Warning(kEH, "ESDfriend not found.");
303 if (fESDTree->GetEntry(0) <= 0)
305 delete fESDFile; fESDFile = 0;
306 delete fESD; fESD = 0;
307 Warning(kEH, "failed getting the first entry from esdTree.");
312 runNo = fESD->GetESDRun()->GetRunNumber();
317 delete fESDFile; fESDFile = 0;
318 delete fESD; fESD = 0;
319 Warning(kEH, "failed getting the esdTree.");
322 else // esd not readable
324 Warning(kEH, "can not read ESD file '%s'.", esdPath.Data());
330 throw (kEH + "ESD not initialized. Its precence was requested.");
332 Warning(kEH, "ESD not initialized.");
336 // Open AOD and registered friends
338 TString aodPath(Form("%s/%s", fPath.Data(), fgAODFileName.Data()));
339 if ((fAODFile = TFile::Open(aodPath)))
341 fAOD = new AliAODEvent();
342 fAODTree = (TTree*) fAODFile->Get("aodTree");
345 // Check if AODfriends exist and attach them.
346 TIter friends(fgAODfriends);
348 while ((name = (TObjString*) friends()) != 0)
350 TString p(Form("%s/%s", fPath.Data(), name->GetName()));
351 if (gSystem->AccessPathName(p, kReadPermission) == kFALSE)
353 fAODTree->AddFriend("aodTree", name->GetName());
357 fAOD->ReadFromTree(fAODTree);
359 if (fAODTree->GetEntry(0) <= 0)
361 delete fAODFile; fAODFile = 0;
362 delete fAOD; fAOD = 0;
363 Warning(kEH, "failed getting the first entry from addTree.");
368 runNo = fAOD->GetRunNumber();
373 delete fAODFile; fAODFile = 0;
374 delete fAOD; fAOD = 0;
375 Warning(kEH, "failed getting the aodTree.");
378 else // aod not readable
380 Warning(kEH, "can not read AOD file '%s'.", aodPath.Data());
386 throw (kEH + "AOD not initialized. Its precence was requested.");
388 Warning(kEH, "AOD not initialized.");
392 // Open RunLoader from galice.root
394 TString gaPath(Form("%s/galice.root", fPath.Data()));
395 // If i use open directly, we get fatal.
396 // Is AccessPathName check ok for xrootd / alien? Yes, not for http.
397 if (gSystem->AccessPathName(gaPath, kReadPermission) == kFALSE)
399 fRunLoader = AliRunLoader::Open(gaPath, GetName());
402 TString alicePath = fPath + "/";
403 fRunLoader->SetDirName(alicePath);
405 if (fRunLoader->LoadgAlice() != 0)
406 Warning(kEH, "failed loading gAlice via run-loader.");
408 if (fRunLoader->LoadHeader() == 0)
411 runNo = fRunLoader->GetHeader()->GetRun();
415 Warning(kEH, "failed loading run-loader's header.");
420 else // run-loader open failed
422 Warning(kEH, "failed opening ALICE run-loader from '%s'.", gaPath.Data());
425 else // galice not readable
427 Warning(kEH, "can not read '%s'.", gaPath.Data());
431 if (fgAssertRunLoader)
432 throw (kEH + "Bootstraping of run-loader failed. Its precence was requested.");
434 Warning(kEH, "Bootstraping of run-loader failed.");
437 // Open raw-data file
439 TString rawPath(Form("%s/%s", fPath.Data(), fgRawFileName.Data()));
440 // If i use open directly, raw-reader reports an error but i have
441 // no way to detect it.
442 // Is this (AccessPathName check) ok for xrootd / alien? Yes, not for http.
443 AliLog::EType_t oldLogLevel = (AliLog::EType_t) AliLog::GetGlobalLogLevel();
444 if (fgAssertRaw == kFALSE)
446 AliLog::SetGlobalLogLevel(AliLog::kFatal);
448 if (gSystem->AccessPathName(rawPath, kReadPermission) == kFALSE)
450 fRawReader = AliRawReader::Create(rawPath);
454 fRawReader = AliRawReader::Create(fgRawFileName);
456 if (fgAssertRaw == kFALSE)
458 AliLog::SetGlobalLogLevel(oldLogLevel);
465 throw (kEH + "raw-data not initialized. Its precence was requested.");
467 Warning(kEH, "raw-data not initialized.");
475 fRawReader->NextEvent();
476 runNo = fRawReader->GetRunNumber();
477 Info(kEH, "Determining run-no from raw ... run=%d.", runNo);
478 fRawReader->RewindEvents();
480 throw (kEH + "unknown run number.");
484 // Initialize OCDB ... only in master event-manager
486 if (this == fgMaster)
488 AliCDBManager* cdb = AliCDBManager::Instance();
489 if (cdb->IsDefaultStorageSet() == kTRUE)
491 Warning(kEH, "CDB already set - using the old storage:\n '%s'",
492 cdb->GetDefaultStorage()->GetURI().Data());
496 cdb->SetDefaultStorage(fgCdbUri);
497 if (cdb->IsDefaultStorageSet() == kFALSE)
498 throw (kEH + "CDB initialization failed.");
506 void AliEveEventManager::SetEvent(AliRunLoader *runLoader, AliRawReader *rawReader, AliESDEvent *esd)
508 // Set an event from an external source.
509 // The method is used in the online visualisation.
510 // AOD is not supported.
512 static const TEveException kEH("AliEveEventManager::SetEvent ");
516 Warning(kEH, "Event-files were open. Closing and switching to external control.");
520 fRunLoader = runLoader;
521 fRawReader = rawReader;
527 fExternalCtrl = kTRUE;
529 SetTitle("Online event in memory");
530 SetName ("Online Event");
533 AfterNewEventLoaded();
535 if (fAutoLoad) StartAutoLoadTimer();
538 Int_t AliEveEventManager::GetMaxEventId(Bool_t /*refreshESD*/) const
540 // Returns maximum available event id.
541 // If under external control or event is not opened -1 is returned.
542 // If raw-data is the only data-source this can not be known
543 // and 10,000,000 is returned.
544 // If neither data-source is initialised an exception is thrown.
545 // If refresh_esd is true and ESD is the primary event-data source
546 // its header is re-read from disk.
548 static const TEveException kEH("AliEveEventManager::GetMaxEventId ");
550 if (fExternalCtrl || fIsOpen == kFALSE)
557 // Refresh crashes with root-5.21.1-alice.
558 // Fixed by Philippe 5.8.2008 r25053, can be reactivated
559 // when we move to a newer root.
561 // fESDTree->Refresh();
562 return fESDTree->GetEntries() - 1;
566 return fAODTree->GetEntries() - 1;
570 return fRunLoader->GetNumberOfEvents() - 1;
574 Int_t n = fRawReader->GetNumberOfEvents() - 1;
575 return n > -1 ? n : 10000000;
579 throw (kEH + "neither ESD, AOD, RunLoader nor Raw loaded.");
583 void AliEveEventManager::GotoEvent(Int_t event)
585 // Load data for specified event.
586 // If event is out of range an exception is thrown and old state
588 // After successful loading of event, the virtual function
589 // AfterNewEventLoaded() is called. This executes commands that
590 // were registered via TEveEventManager::AddNewEventCommand().
592 // If event is negative, it is subtracted from the number of
593 // available events, thus passing -1 will load the last event.
594 // This is not supported when raw-data is the only data-source
595 // as the number of events is not known.
597 static const TEveException kEH("AliEveEventManager::GotoEvent ");
599 if (fAutoLoadTimerRunning)
601 throw (kEH + "Event auto-load timer is running.");
605 throw (kEH + "Event-loop is under external control.");
609 throw (kEH + "Event-files not opened.");
617 // Refresh crashes with root-5.21.1-alice.
618 // Fixed by Philippe 5.8.2008 r25053, can be reactivated
619 // when we move to a newer root.
620 // fESDTree->Refresh();
621 maxEvent = fESDTree->GetEntries() - 1;
623 event = fESDTree->GetEntries() + event;
627 maxEvent = fAODTree->GetEntries() - 1;
629 event = fAODTree->GetEntries() + event;
633 maxEvent = fRunLoader->GetNumberOfEvents() - 1;
635 event = fRunLoader->GetNumberOfEvents() + event;
639 maxEvent = fRawReader->GetNumberOfEvents() - 1;
644 Error(kEH, "current raw-data source does not support direct event access.");
647 Info(kEH, "number of events unknown for current raw-data source, setting max-event id to 10M.");
652 event = fRawReader->GetNumberOfEvents() + event;
657 throw (kEH + "neither RunLoader, ESD nor Raw loaded.");
659 if (event < 0 || event > maxEvent)
661 throw (kEH + Form("event %d not present, available range [%d, %d].",
662 event, 0, maxEvent));
665 TEveManager::TRedrawDisabler rd(gEve);
666 gEve->Redraw3D(kFALSE, kTRUE); // Enforce drop of all logicals.
668 // !!! MT this is somewhat brutal; at least optionally, one could be
669 // a bit gentler, checking for objs owning their external refs and having
670 // additinal parents.
674 if (fESDTree->GetEntry(event) <= 0)
675 throw (kEH + "failed getting required event from ESD.");
677 if (fESDfriendExists)
678 fESD->SetESDfriend(fESDfriend);
682 if (fAODTree->GetEntry(event) <= 0)
683 throw (kEH + "failed getting required event from AOD.");
687 if (fRunLoader->GetEvent(event) != 0)
688 throw (kEH + "failed getting required event.");
693 // AliRawReader::GotoEvent(Int_t) works for AliRawReaderRoot/Chain.
694 if (fRawReader->GotoEvent(event) == kFALSE)
696 // Use fallback method - iteration with NextEvent().
697 Int_t rawEv = fEventId;
700 fRawReader->RewindEvents();
704 while (rawEv < event)
706 if ( ! fRawReader->NextEvent())
708 fRawReader->RewindEvents();
710 throw (kEH + Form("Error going to next raw-event from event %d.", rawEv));
714 Warning(kEH, "Loaded raw-event %d with fallback method.\n", rawEv);
720 if (this == fgMaster)
722 SetName(Form("Event %d", fEventId));
726 AfterNewEventLoaded();
729 void AliEveEventManager::NextEvent()
732 // Does magick needed for online display when under external event control.
734 static const TEveException kEH("AliEveEventManager::NextEvent ");
736 if (fAutoLoadTimerRunning)
738 throw (kEH + "Event auto-load timer is running.");
743 // !!! This should really go somewhere else. It is done in GotoEvent(),
744 // so here we should do it in SetEvent().
751 Int_t nexteventbytrigger=0;
752 if (fSelectOnTriggerType)
754 if (FindNextByTrigger(nexteventbytrigger)) //if not found do nothing
755 GotoEvent(nexteventbytrigger);
757 else if (fEventId < GetMaxEventId(kTRUE))
758 GotoEvent(fEventId + 1);
764 void AliEveEventManager::PrevEvent()
766 // Loads previous event.
768 static const TEveException kEH("AliEveEventManager::PrevEvent ");
770 if (fAutoLoadTimerRunning)
772 throw (kEH + "Event auto-load timer is running.");
776 throw (kEH + "Event-loop is under external control.");
778 Int_t nexteventbytrigger=0;
779 if (fSelectOnTriggerType)
781 if (FindPrevByTrigger(nexteventbytrigger))
782 GotoEvent(nexteventbytrigger);
785 GotoEvent(fEventId - 1);
788 void AliEveEventManager::Close()
790 // Close the event data-files and delete ESD, ESDfriend, run-loader
793 static const TEveException kEH("AliEveEventManager::Close ");
797 throw (kEH + "Event-files not opened.");
800 if (fAutoLoadTimerRunning)
804 delete fESD; fESD = 0;
805 delete fESDfriend; fESDfriend = 0;
806 fESDfriendExists = kFALSE;
808 delete fESDTree; fESDTree = 0;
809 delete fESDFile; fESDFile = 0;
813 delete fAOD; fAOD = 0;
815 delete fAODTree; fAODTree = 0;
816 delete fAODFile; fAODFile = 0;
820 delete fRunLoader; fRunLoader = 0;
824 delete fRawReader; fRawReader = 0;
833 //------------------------------------------------------------------------------
834 // Static convenience functions, mainly used from macros.
835 //------------------------------------------------------------------------------
837 Bool_t AliEveEventManager::HasRunLoader()
839 // Check if AliRunLoader is initialized.
841 return fgCurrent && fgCurrent->fHasEvent && fgCurrent->fRunLoader;
844 Bool_t AliEveEventManager::HasESD()
846 // Check if AliESDEvent is initialized.
848 return fgCurrent && fgCurrent->fHasEvent && fgCurrent->fESD;
851 Bool_t AliEveEventManager::HasESDfriend()
853 // Check if AliESDfriend is initialized.
855 return fgCurrent && fgCurrent->fHasEvent && fgCurrent->fESDfriend;
858 Bool_t AliEveEventManager::HasAOD()
860 // Check if AliESDEvent is initialized.
862 return fgCurrent && fgCurrent->fHasEvent && fgCurrent->fAOD;
865 Bool_t AliEveEventManager::HasRawReader()
867 // Check if raw-reader is initialized.
869 return fgCurrent && fgCurrent->fHasEvent && fgCurrent->fRawReader;
872 AliRunLoader* AliEveEventManager::AssertRunLoader()
874 // Make sure AliRunLoader is initialized and return it.
875 // Throws exception in case run-loader is not available.
876 // Static utility for macros.
878 static const TEveException kEH("AliEveEventManager::AssertRunLoader ");
880 if (fgCurrent == 0 || fgCurrent->fHasEvent == kFALSE)
881 throw (kEH + "ALICE event not ready.");
882 if (fgCurrent->fRunLoader == 0)
883 throw (kEH + "AliRunLoader not initialised.");
884 return fgCurrent->fRunLoader;
887 AliESDEvent* AliEveEventManager::AssertESD()
889 // Make sure AliESDEvent is initialized and return it.
890 // Throws exception in case ESD is not available.
891 // Static utility for macros.
893 static const TEveException kEH("AliEveEventManager::AssertESD ");
895 if (fgCurrent == 0 || fgCurrent->fHasEvent == kFALSE)
896 throw (kEH + "ALICE event not ready.");
897 if (fgCurrent->fESD == 0)
898 throw (kEH + "AliESD not initialised.");
899 return fgCurrent->fESD;
902 AliESDfriend* AliEveEventManager::AssertESDfriend()
904 // Make sure AliESDfriend is initialized and return it.
905 // Throws exception in case ESDfriend-loader is not available.
906 // Static utility for macros.
908 static const TEveException kEH("AliEveEventManager::AssertESDfriend ");
910 if (fgCurrent == 0 || fgCurrent->fHasEvent == kFALSE)
911 throw (kEH + "ALICE event not ready.");
912 if (fgCurrent->fESDfriend == 0)
913 throw (kEH + "AliESDfriend not initialised.");
914 return fgCurrent->fESDfriend;
917 AliAODEvent* AliEveEventManager::AssertAOD()
919 // Make sure AliAODEvent is initialized and return it.
920 // Throws exception in case AOD is not available.
921 // Static utility for macros.
923 static const TEveException kEH("AliEveEventManager::AssertAOD ");
925 if (fgCurrent == 0 || fgCurrent->fHasEvent == kFALSE)
926 throw (kEH + "ALICE event not ready.");
927 if (fgCurrent->fAOD == 0)
928 throw (kEH + "AliAOD not initialised.");
929 return fgCurrent->fAOD;
932 AliRawReader* AliEveEventManager::AssertRawReader()
934 // Make sure raw-reader is initialized and return it.
936 static const TEveException kEH("AliEveEventManager::AssertRawReader ");
938 if (fgCurrent == 0 || fgCurrent->fHasEvent == kFALSE)
939 throw (kEH + "ALICE event not ready.");
940 if (fgCurrent->fRawReader == 0)
941 throw (kEH + "RawReader not ready.");
943 return fgCurrent->fRawReader;
946 AliMagF* AliEveEventManager::AssertMagField()
948 // Make sure AliMagF is initialized and returns it.
949 // Run-loader must be initialized to get the correct magnetic field!
950 // Throws exception in case magnetic field is not available.
951 // Static utility for macros.
953 // !!!! This should be fixed ... get field also in some other way,
954 // not only via run-loader.
956 static const TEveException kEH("AliEveEventManager::AssertMagField ");
960 if (fgMaster && fgMaster->fRunLoader && fgMaster->fRunLoader->GetAliRun())
962 ::Info(kEH, "Retrieving magnetic field from AliRun.");
963 fgMagField = fgMaster->fRunLoader->GetAliRun()->Field();
967 ::Warning(kEH, "Instantiating default magnetic field (5kG).");
968 fgMagField = new AliMagFMaps("Maps","Maps", 1, 1., 10., AliMagFMaps::k5kG);
974 TGeoManager* AliEveEventManager::AssertGeometry()
976 // Make sure AliGeomManager is initialized and returns the
977 // corresponding TGeoManger.
978 // gGeoManager is set to the return value.
979 // Throws exception if geometry can not be loaded or if it is not
980 // available and the TGeoManager is locked.
981 // Static utility for macros.
983 static const TEveException kEH("AliEveEventManager::AssertGeometry ");
985 if (AliGeomManager::GetGeometry() == 0)
987 if (TGeoManager::IsLocked())
988 throw (kEH + "geometry is not loaded but TGeoManager is locked.");
991 AliGeomManager::LoadGeometry();
992 if ( ! AliGeomManager::GetGeometry())
994 throw (kEH + "can not load geometry.");
996 if ( ! AliGeomManager::ApplyAlignObjsFromCDB("ITS TPC TRD TOF PHOS HMPID EMCAL MUON FMD ZDC PMD T0 VZERO ACORDE"))
998 ::Warning(kEH, "mismatch of alignable volumes. Proceeding.");
999 // throw (kEH + "could not apply align objs.");
1001 AliGeomManager::GetGeometry()->DefaultColors();
1004 gGeoManager = AliGeomManager::GetGeometry();
1008 //------------------------------------------------------------------------------
1010 AliEveEventManager* AliEveEventManager::AddDependentManager(const TString& name, const TString& path)
1012 // Create and attach a dependent event-manager.
1013 // It is not added into eve list tree.
1015 static const TEveException kEH("AliEveEventManager::AddDependentManager ");
1018 throw(kEH + "Master event-manager must be instantiated first.");
1020 if (fgMaster->fSubManagers == 0)
1022 fgMaster->fSubManagers = new TList;
1023 fgMaster->fSubManagers->SetOwner(kTRUE);
1026 AliEveEventManager* new_mgr = 0;
1030 new_mgr = new AliEveEventManager(name, path, fgMaster->fEventId);
1031 fgMaster->fSubManagers->Add(new_mgr);
1033 catch (TEveException& exc)
1035 ::Error(kEH, "Creation of new event-manager failed: '%s'.", exc.Data());
1037 fgCurrent = fgMaster;
1042 AliEveEventManager* AliEveEventManager::GetDependentManager(const TString& name)
1044 // Get a dependant manager by name.
1045 // This will not change the current manager, use helper class
1046 // AliEveEventManager::CurrentChanger for that.
1048 static const TEveException kEH("AliEveEventManager::GetDependentManager ");
1051 throw(kEH + "Master event-manager must be instantiated first.");
1053 if (fgMaster->fSubManagers == 0)
1056 return dynamic_cast<AliEveEventManager*>(fgMaster->fSubManagers->FindObject(name));
1059 AliEveEventManager* AliEveEventManager::GetMaster()
1061 // Get master event-manager.
1066 AliEveEventManager* AliEveEventManager::GetCurrent()
1068 // Get current event-manager.
1073 //------------------------------------------------------------------------------
1074 // Autoloading of events
1075 //------------------------------------------------------------------------------
1077 void AliEveEventManager::SetAutoLoadTime(Float_t time)
1079 // Set the auto-load time in seconds
1081 fAutoLoadTime = time;
1084 void AliEveEventManager::SetAutoLoad(Bool_t autoLoad)
1086 // Set the automatic event loading mode
1088 static const TEveException kEH("AliEveEventManager::SetAutoLoad ");
1090 if (fAutoLoad == autoLoad)
1092 Warning(kEH, "Setting autoload to the same value as before - %s. Ignoring.", fAutoLoad ? "true" : "false");
1096 fAutoLoad = autoLoad;
1099 StartAutoLoadTimer();
1103 StopAutoLoadTimer();
1107 void AliEveEventManager::StartAutoLoadTimer()
1109 // Start the auto-load timer.
1111 fAutoLoadTimer->SetTime((Long_t)(1000*fAutoLoadTime));
1112 fAutoLoadTimer->Reset();
1113 fAutoLoadTimer->TurnOn();
1114 fAutoLoadTimerRunning = kTRUE;
1117 void AliEveEventManager::StopAutoLoadTimer()
1119 // Stop the auto-load timer.
1121 fAutoLoadTimerRunning = kFALSE;
1122 fAutoLoadTimer->TurnOff();
1125 void AliEveEventManager::AutoLoadNextEvent()
1127 // Called from auto-load timer, so it has to be public.
1128 // Do NOT call it directly.
1130 static const TEveException kEH("AliEveEventManager::AutoLoadNextEvent ");
1132 if ( ! fAutoLoadTimerRunning || ! fAutoLoadTimer->HasTimedOut())
1134 Warning(kEH, "Called unexpectedly - ignoring the call. Should ONLY be called from an internal timer.");
1138 StopAutoLoadTimer();
1140 if (fAutoLoad && !fExternalCtrl)
1141 StartAutoLoadTimer();
1145 //------------------------------------------------------------------------------
1146 // Event selection by trigger
1147 //------------------------------------------------------------------------------
1149 Bool_t AliEveEventManager::FindNextByTrigger(Int_t& event)
1151 // Find next event that matches the trigger.
1152 // If a matching event is not found, we loop around and eventually
1153 // end up at the same event.
1155 static const TEveException kEH("AliEveEventManager::FindNextByTrigger ");
1157 if (!fESDTree) return kFALSE;
1158 TString firedtrclasses;
1159 for (Int_t i = fEventId+1; i<GetMaxEventId(kTRUE)+1; i++)
1161 if (fESDTree->GetEntry(i) <= 0)
1162 throw (kEH + "failed getting required event from ESD.");
1163 firedtrclasses = fESD->GetFiredTriggerClasses();
1164 if (firedtrclasses.Contains(fTriggerType))
1170 for (Int_t i = 0; i<fEventId+1; i++)
1172 if (fESDTree->GetEntry(i) <= 0)
1173 throw (kEH + "failed getting required event from ESD.");
1174 firedtrclasses = fESD->GetFiredTriggerClasses();
1175 if (firedtrclasses.Contains(fTriggerType))
1184 Bool_t AliEveEventManager::FindPrevByTrigger(Int_t& event)
1186 // Find previous event that matches the trigger.
1188 static const TEveException kEH("AliEveEventManager::FindPrevByTrigger ");
1190 if (!fESDTree) return kFALSE;
1191 TString firedtrclasses;
1192 for (Int_t i = fEventId-1; i>=0; i--)
1194 if (fESDTree->GetEntry(i) <= 0)
1195 throw (kEH + "failed getting required event from ESD.");
1196 firedtrclasses = fESD->GetFiredTriggerClasses();
1197 if (firedtrclasses.Contains(fTriggerType))
1203 for (Int_t i = GetMaxEventId(kTRUE); i>fEventId-1; i--)
1205 if (fESDTree->GetEntry(i) <= 0)
1206 throw (kEH + "failed getting required event from ESD.");
1207 firedtrclasses = fESD->GetFiredTriggerClasses();
1208 if (firedtrclasses.Contains(fTriggerType))
1218 //------------------------------------------------------------------------------
1219 // Post event-loading functions
1220 //------------------------------------------------------------------------------
1222 void AliEveEventManager::AfterNewEventLoaded()
1224 // Execute registered macros and commands.
1225 // At the end emit NewEventLoaded signal.
1227 // Virtual from TEveEventManager.
1229 static const TEveException kEH("AliEveEventManager::AfterNewEventLoaded ");
1232 fExecutor->ExecMacros();
1234 TEveEventManager::AfterNewEventLoaded();
1238 if (this == fgMaster && fSubManagers != 0)
1240 TIter next(fSubManagers);
1241 while ((fgCurrent = dynamic_cast<AliEveEventManager*>(next())) != 0)
1243 // gEve->SetCurrentEvent(fgCurrent);
1246 fgCurrent->GotoEvent(fEventId);
1248 catch (TEveException& exc)
1250 // !!! Should somehow tag / disable / remove it?
1251 Error(kEH, "Getting event %d for sub-event-manager '%s' failed: '%s'.",
1252 fEventId, fgCurrent->GetName(), exc.Data());
1255 fgCurrent = fgMaster;
1256 // gEve->SetCurrentEvent(fgMaster);
1260 void AliEveEventManager::NewEventLoaded()
1262 // Emit NewEventLoaded signal.
1264 Emit("NewEventLoaded()");
1268 //------------------------------------------------------------------------------
1269 // Event info dumpers
1270 //------------------------------------------------------------------------------
1272 TString AliEveEventManager::GetEventInfoHorizontal() const
1274 // Dumps the event-header contents in vertical formatting.
1276 TString rawInfo, esdInfo;
1280 rawInfo = "No raw-data event info is available!\n";
1284 const UInt_t* attr = fRawReader->GetAttributes();
1285 TTimeStamp ts(fRawReader->GetTimestamp());
1286 rawInfo.Form("RAW event info: Run#: %d Event type: %d (%s) Period: %x Orbit: %x BC: %x\n"
1287 "Trigger: %llx\nDetectors: %x (%s)\nAttributes:%x-%x-%x Timestamp: %s\n",
1288 fRawReader->GetRunNumber(),fRawReader->GetType(),AliRawEventHeaderBase::GetTypeName(fRawReader->GetType()),
1289 fRawReader->GetPeriod(),fRawReader->GetOrbitID(),fRawReader->GetBCID(),
1290 fRawReader->GetClassMask(),
1291 *fRawReader->GetDetectorPattern(),AliDAQ::ListOfTriggeredDetectors(*fRawReader->GetDetectorPattern()),
1292 attr[0],attr[1],attr[2], ts.AsString("s"));
1297 esdInfo = "No ESD event info is available!";
1301 TString acttrclasses = fESD->GetESDRun()->GetActiveTriggerClasses();
1302 TString firedtrclasses = fESD->GetFiredTriggerClasses();
1303 TTimeStamp ts(fESD->GetTimeStamp());
1304 esdInfo.Form("ESD event info: Run#: %d Event type: %d (%s) Period: %x Orbit: %x BC: %x\n"
1305 "Active trigger classes: %s\nTrigger: %llx (%s)\nEvent# in file: %d Timestamp: %s, MagField: %.2e",
1306 fESD->GetRunNumber(),
1307 fESD->GetEventType(),AliRawEventHeaderBase::GetTypeName(fESD->GetEventType()),
1308 fESD->GetPeriodNumber(),fESD->GetOrbitNumber(),fESD->GetBunchCrossNumber(),
1309 acttrclasses.Data(),
1310 fESD->GetTriggerMask(),firedtrclasses.Data(),
1311 fESD->GetEventNumberInFile(), ts.AsString("s"), fESD->GetMagneticField());
1314 return rawInfo + esdInfo;
1317 TString AliEveEventManager::GetEventInfoVertical() const
1319 // Dumps the event-header contents in vertical formatting.
1321 TString rawInfo, esdInfo;
1325 rawInfo = "No raw-data event info is available!\n";
1329 const UInt_t* attr = fRawReader->GetAttributes();
1330 rawInfo.Form("Raw-data event info:\nRun#: %d\nEvent type: %d (%s)\nPeriod: %x\nOrbit: %x BC: %x\nTrigger: %llx\nDetectors: %x (%s)\nAttributes:%x-%x-%x\nTimestamp: %x\n",
1331 fRawReader->GetRunNumber(),fRawReader->GetType(),AliRawEventHeaderBase::GetTypeName(fRawReader->GetType()),
1332 fRawReader->GetPeriod(),fRawReader->GetOrbitID(),fRawReader->GetBCID(),
1333 fRawReader->GetClassMask(),
1334 *fRawReader->GetDetectorPattern(),AliDAQ::ListOfTriggeredDetectors(*fRawReader->GetDetectorPattern()),
1335 attr[0],attr[1],attr[2],
1336 fRawReader->GetTimestamp());
1341 esdInfo = "No ESD event info is available!\n";
1345 TString acttrclasses = fESD->GetESDRun()->GetActiveTriggerClasses();
1346 TString firedtrclasses = fESD->GetFiredTriggerClasses();
1347 esdInfo.Form("ESD event info:\nRun#: %d\nActive trigger classes: %s\nEvent type: %d (%s)\nPeriod: %x\nOrbit: %x BC: %x\nTrigger: %llx (%s)\nEvent# in file:%d\nTimestamp: %x\n",
1348 fESD->GetRunNumber(),
1349 acttrclasses.Data(),
1350 fESD->GetEventType(),AliRawEventHeaderBase::GetTypeName(fESD->GetEventType()),
1351 fESD->GetPeriodNumber(),fESD->GetOrbitNumber(),fESD->GetBunchCrossNumber(),
1352 fESD->GetTriggerMask(),firedtrclasses.Data(),
1353 fESD->GetEventNumberInFile(),
1354 fESD->GetTimeStamp());
1357 return rawInfo + "\n" + esdInfo;