ana_triple_task.C

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void ana_triple_task(TString Fname="test", int mode, int nevts=0, double pbarmom = 9.0)
{
        // *** the output file for FairRunAna
        TString InFile  = Fname;
        if (!InFile.EndsWith(".root")) InFile+="_fast.root";
                                        
        // *** initialization
        FairLogger::GetLogger()->SetLogToFile(kFALSE);

        FairRunAna* fRun = new FairRunAna();
        fRun->SetGenerateRunInfo(kFALSE);
        fRun->SetInputFile(InFile);
        fRun->SetOutputFile(Fname+"_dummy.root");

        // *** take constant field; needed for PocaVtx
        RhoCalculationTools::ForceConstantBz(20.0);
        
        // *** HERE OUR ANALYSIS TASK GOES!
        PndTripleAnaTask *tripTask = new PndTripleAnaTask(pbarmom, Fname+"_taskana.root",mode,"PidChargedProbability");
        fRun->AddTask(tripTask);

        // *** and run analysis
        fRun->Init(); 
        fRun->Run(0,nevts);     
}