ReadTrigger( TString inFile = "galice.root" ) { // Dynamically link some shared libs if( gClassTable->GetID( "AliRun" ) < 0 ) { gROOT->ProcessLine( ".x $(ALICE_ROOT)/macros/loadlibs.C" ); } else if( gAlice ) { delete gAlice->GetRunLoader(); delete gAlice; gAlice=0; } AliRunLoader* rl = AliRunLoader::Open( inFile.Data() ); if( rl == 0x0 ) { cerr << "ReadTrigger.C : Can not open session RunLoader=NULL" << endl; return 3; } // Read and Print Trigger rl->LoadTrigger(); AliCentralTrigger *aCTP = rl->GetTrigger(); aCTP->Print(); // Loop over event and print trigger info Int_t nevent = rl->GetNumberOfEvents(); for( Int_t i=0; iGetEvent( i ); cout << endl << "Event " << i << " Global Trigger Class Mask: 0x" << hex << aCTP->GetClassMask() << endl; // Read trigger inputs from detector. Example. ITS AliLoader * loader = rl->GetDetectorLoader( "ITS" ); if( loader ) { AliDataLoader * dataLoader = loader->GetDigitsDataLoader(); if( !dataLoader->IsFileOpen() ) dataLoader->OpenFile( "READ" ); AliTriggerDetector* trgdet = (AliTriggerDetector*)dataLoader->GetDirectory()->Get( "Trigger" ); if( trgdet ) { trgdet->Print(); } else { cerr << "There is not trigger object for " << loader->GetName() << endl; } } } }