doxy: TPC/macros root converted

[u/mrichter/AliRoot.git] / TPC / macros / TestV0.C

/// \file TestV0.C
/// \brief Simple test of the V0 finder
///
/// 0. Setup memory chcecker if you want
///
/// ~~~{.cpp}
/// gSystem->Load("$ROOTSYS/lib/libGui");
/// gSystem->Load("$ROOTSYS/lib/libTree");
/// gSystem->Load("$MEMSTAT/libMemStat");
/// TMemStat *memstat = new TMemStat(100000000,10000000,kTRUE);
/// AliSysInfo::AddCallBack(TMemStatManager::GetInstance()->fStampCallBack);
/// AliSysInfo::AddStamp("Start");
/// ~~~
///
/// 1. Load needed libraries
///
/// ~~~{.cpp}
/// gSystem->Load("libANALYSIS");
/// gSystem->Load("libTPCcalib");
/// ~~~
///
/// 2. Setup analysis manager
///
/// ~~~{.cpp}
/// .L $ALICE_ROOT/TPC/macros/CalibrateTPC.C
/// AliAnalysisManager * mgr = SetupCalibTask();
/// ~~~
///
/// 3. Process data - chain
///
/// ~~~{.cpp}
/// gSystem->AddIncludePath("-I$ALICE_ROOT/TPC/macros");
/// gROOT->LoadMacro("$ALICE_ROOT/TPC/macros/AliXRDPROOFtoolkit.cxx+")
/// AliXRDPROOFtoolkit tool;
/// TChain * chain = tool.MakeChain("esd.txt","esdTree",0,50000);
/// chain->Lookup();
/// // memory
/// mgr->SetNSysInfo(100);
///
/// mgr->SetDebugLevel(1);
/// mgr->StartAnalysis("proof",chain);
/// //mgr->StartAnalysis("local",chain);
/// // delete manager
///
/// delete mgr;
/// AliSysInfo::AddStamp("End");
///
/// // analyze memstat report
///
/// delete memstat;
/// TMemStat draw("memstat.root");
/// draw.MakeReport(0,0,"order 0 sortstat 3 sortstamp 0 sortdeep 10 stackdeep 15 maxlength 50")
/// ~~~

AliAnalysisManager * SetupV0Task() {
  ///

  TStopwatch stopwatch;
  stopwatch.Start();
  //
  AliAnalysisManager *mgr=new AliAnalysisManager("TestManager");

  AliESDInputHandler* esdH=new AliESDInputHandler;
  esdH->SetActiveBranches("ESDfriend");
  mgr->SetInputEventHandler(esdH);
  //
  //
  AliCDBManager::Instance()->SetRun(1) ;
  AliCDBManager::Instance()->SetDefaultStorage("local://$ALICE_ROOT/OCDB");

  AliTPCAnalysisTaskcalib *task1=new AliTPCAnalysisTaskcalib("TPC calibration task");

  AliTPCcalibTracksCuts *cuts = new AliTPCcalibTracksCuts(20, 0.4, 0.5, 0.13, 0.018);

  //
  AliTPCcalibV0 *calibV0 = new AliTPCcalibV0;
  calibV0->SetName("calibV0");
  calibV0->SetTitle("calibV0");
  calibV0->SetDebugLevel(20);
  calibV0->SetStreamLevel(2);
  //

  task1->AddJob(calibV0);

  TString path=gSystem->pwd();
  path+="/V0/";
  gSystem->mkdir(path);
  task1->SetDebugOuputhPath(path.Data());
  mgr->AddTask(task1);

  mgr->AddTask(task1);

  AliAnalysisDataContainer *cinput1
    =mgr->GetCommonInputContainer();
  AliAnalysisDataContainer *coutput1
    =mgr->CreateContainer("TPCCalib",TObjArray::Class(),
			  AliAnalysisManager::kOutputContainer,
			  "CalibObjects.root");

  mgr->ConnectInput(task1,0,cinput1);
  mgr->ConnectOutput(task1,0,coutput1);

  if (!mgr->InitAnalysis()) return;
  mgr->PrintStatus();

  stopwatch.Stop();
  stopwatch.Print();
  return mgr;
}