Hi Brett,
In attachment, you will find a script folders.C creating a folder
structure and opening a browser.
We had no time to include a meaningful example in the documentation
just before the ROOT workshop. This will come in the next iteration.
Do not use TFolder::FindFullPathName, but TFolder::FindObjectAny.
FindFullPathName was still in development.
Rene Brun
Brett Viren wrote:
>
> Hi Rooters,
>
> Are there any simple examples using TFolder? I don't find any in
> test/ or tutorials/.
>
> Also, TFolder::FindFullPathName(const char*) doesn't handle bogus
> input gracefully (see command [2]):
>
> * Version 3.01/05 25 June 2001 *
> ...
> root [0] TFolder* rf = gROOT->GetRootFolder()
> root [1] rf->FindFullPathName("ROOT Files")
> (const char* 0x404075c0)"//root/ROOT Files"
> root [2] rf->FindFullPathName("blah")
>
> *** Break *** segmentation violation
> Root > rf->FindFullPathName("/blah")
> (const char* 0x0)""
>
> Thanks,
> -Brett.
void AddClones (Int_t n, TClonesArray * clones, const char *classname)
{
//add n objects of classname to clones
TClonesArray & c = *clones;
for (Int_t i = 0; i < n; i++)
{
new (c[i]) TNamed (classname, classname);
}
}
void AddArray (Int_t n, TObjArray * array, const char *classname)
{
//add n objects of classname to array
for (Int_t i = 0; i < n; i++)
{
array->Add (new TNamed (classname, classname));
}
}
void AddDetectors (TFolder * detectors)
{
TFolder *CASTOR = detectors->AddFolder ("CASTOR", "CASTOR event data");
TFolder *CPV = detectors->AddFolder ("CPV", "CPV event data");
TFolder *FMD = detectors->AddFolder ("FMD", "FMD event data");
TFolder *ITS = detectors->AddFolder ("ITS", "ITS event data");
TFolder *MUON = detectors->AddFolder ("MUON", "MUON event data");
TFolder *PHOS = detectors->AddFolder ("PHOS", "PHOS event data");
TFolder *PMD = detectors->AddFolder ("PMD", "PMD event data");
TFolder *RICH = detectors->AddFolder ("RICH", "RICH event data");
TFolder *START = detectors->AddFolder ("START", "START event data");
TFolder *TOF = detectors->AddFolder ("TOF", "TOF event data");
TFolder *TPC = detectors->AddFolder ("TPC", "TPC event data");
TFolder *TRD = detectors->AddFolder ("TRD", "TRD event data");
TFolder *ZDC = detectors->AddFolder ("ZDC", "ZDC event data");
}
void AddTrees (TFolder * aliroot)
{
TFolder *Trees = aliroot->AddFolder ("Trees", "AliRoot Trees");
Trees->Add (new TTree ("TreeR", "Run Tree"));
Trees->Add (new TTree ("TreeH", "Hits Tree"));
Trees->Add (new TTree ("TreeD", "Digits Tree"));
Trees->Add (new TTree ("TreeE", "Event Summary Tree"));
Trees->Add (new TTree ("TreeK", "Event Kinematics Tree"));
}
void folders ()
{
//script to prototype AliRoot folders
gSystem->Load ("libEG");
TFolder *aliroot =
gROOT->GetRootFolder ()->AddFolder ("aliroot",
"aliroot top level folders");
gROOT->GetListOfBrowsables ()->Add (aliroot, "aliroot");
TFolder *constants =
aliroot->AddFolder ("Constants", "Detector constants");
TFolder *pdg = constants->AddFolder ("DatabasePDG", "PDG database");
pdg->Add (new TNamed ("TDatabasePDG", "PDG data base"));
TFolder *run = aliroot->AddFolder ("Run", "Run dependent folders");
run->Add (new TNamed ("header", "AliRunHeader"));
TFolder *configuration =
run->AddFolder ("Configuration", "Run configuration");
TFolder *run_mc =
aliroot->AddFolder ("RunMC", "MonteCarlo run dependent folders");
run->Add (new TNamed ("header", "AliRunMCHeader"));
TFolder *configuration_mc =
run_mc->AddFolder ("Configuration", "MonteCarlo run configuration");
TFolder *modules =
configuration->AddFolder ("Modules", "Pointers to detector objects");
modules->Add (new TNamed ("BODY",
"AliBODY (ALICE envelop) geometry and constants"));
modules->Add (new TNamed ("MAG", "AliMAGGeometry and constants"));
modules->Add (new TNamed ("ABSO", "AliABSOGeometry and constants"));
modules->Add (new TNamed ("DIPO", "AliDIPOGeometry and constants"));
modules->Add (new TNamed ("HALL", "AliHALLGeometry and constants"));
modules->Add (new TNamed ("FRAME", "AliFRAMEGeometry and constants"));
modules->Add (new TNamed ("SHIL", "AliSHILGeometry and constants"));
modules->Add (new TNamed ("PIPE", "AliPIPEGeometry and constants"));
modules->Add (new TNamed ("CASTOR", "AliCASTORGeometry and constants"));
modules->Add (new TNamed ("CPV", "AliCPVGeometry and constants"));
modules->Add (new TNamed ("FMD", "AliFMDGeometry and constants"));
modules->Add (new TNamed ("ITS", "AliITSGeometry and constants"));
modules->Add (new TNamed ("MUON", "AliMUONGeometry and constants"));
modules->Add (new TNamed ("PHOS", "AliPHOSGeometry and constants"));
modules->Add (new TNamed ("PMD", "AliPMDGeometry and constants"));
modules->Add (new TNamed ("RICH", "AliRICHGeometry and constants"));
modules->Add (new TNamed ("START", "AliSTARTGeometry and constants"));
modules->Add (new TNamed ("TOF", "AliTOFGeometry and constants"));
modules->Add (new TNamed ("TPC", "AliTPCGeometry and constants"));
modules->Add (new TNamed ("TRD", "AliTRDGeometry and constants"));
modules->Add (new TNamed ("ZDC", "AliZDCGeometry and constants"));
TFolder *Field = configuration->AddFolder ("Field", "Magnetic field maps");
Field->Add (new TNamed ("Central", "AliMagFcentral mag field object"));
Field->Add (new TNamed ("Dipole", "AliMagFdipole mag field object"));
TFolder *conditions = run->AddFolder ("Conditions", "Run conditions");
TFolder *calibration =
conditions->AddFolder ("Calibration", "Detector calibration data");
AddDetectors (calibration);
TFolder *aligment =
conditions->AddFolder ("Aligment", "Detector aligment");
TFolder *generators =
configuration_mc->AddFolder ("Generators",
"list of generator objects");
generators->
Add (new TNamed ("Hijing", "AliHijingGenerator event generator"));
generators->
Add (new TNamed ("Cocktail", "AliCocktailGenerator generator"));
TFolder *virtualMC =
configuration_mc->AddFolder ("VirtualMC", "the Virtual MC");
virtualMC->Add (new TNamed ("Geant3", "the TGeant3 object"));
TFolder *event_mc =
run_mc->AddFolder ("EventMC", "MonteCarlo event folders");
event_mc->Add (new TNamed ("EventMCHeader", "AliEventMCHeader"));
TClonesArray *kine = new TClonesArray ("TParticle");
kine->SetName ("EventKinematics");
event_mc->Add (kine);
AddClones (100, kine, "TParticle");
TFolder *event_mc_hits = event_mc->AddFolder ("Hits", "MonteCarlo hits");
AddDetectors (event_mc_hits);
TFolder *event = run->AddFolder ("Event", "Event folders");
event->Add (new TNamed ("Header", "AliEventHeader"));
TFolder *event_digits = event->AddFolder ("Digits", "Detector raw data");
AddDetectors (event_digits);
TFolder *event_rec =
event->AddFolder ("RecData", "Detectors reconstucted data");
AddDetectors (event_rec);
TFolder *central =
event_rec->AddFolder ("CentralTracker", "ITS+TPC common tracking");
TFolder *central_its = central->AddFolder ("ITS", "ITS tracks");
TClonesArray *itsTracks = new TClonesArray ("TNamed");
itsTracks->SetName ("ItsTracks");
central_its->Add (itsTracks);
AddClones (100, itsTracks, "ItsLocalTrack");
TFolder *central_tpc = central->AddFolder ("TPC", "TPC tracks");
TClonesArray *tpcTracks = new TClonesArray ("TNamed");
tpcTracks->SetName ("TPCTracks");
central_tpc->Add (tpcTracks);
AddClones (100, tpcTracks, "TPCLocalTrack");
TClonesArray *centralTracks = new TClonesArray ("TNamed");
centralTracks->SetName ("CentralTracks");
central->Add (centralTracks);
AddClones (100, centralTracks, "CentralGlobalTrack");
new TBrowser ();
}
This archive was generated by hypermail 2b29 : Tue Jan 01 2002 - 17:50:50 MET