// --------------------------------------------------------------------------
//
// Macro for digitisation of STS
//
// Task: CbmStsDigitize
//
// V. Friese   01/09/2006
//
// --------------------------------------------------------------------------


void sts_digi(Int_t nEvents = 1)
{

  // ========================================================================
  //          Adjust this part according to your requirements

  // Input file (MC events)
  TString inFile = "sts.mc.root";

  // Output file
  TString outFile = "sts.raw.root";
 
  // Parameter file
  TString parFile = "params.root";
  
  // Digitisation file
  TString digiFile = "sts_standard.digi.par";

  // Verbosity level (0=quiet, 1=event level, 2=track level, 3=debug)
  Int_t iVerbose = 1;
  // ========================================================================
 

 
 
  // -----   Timer   --------------------------------------------------------
  TStopwatch timer;
  timer.Start();
  // ------------------------------------------------------------------------

 
  
  // ----  Load libraries   -------------------------------------------------
  gROOT->LoadMacro("$VMCWORKDIR/gconfig/basiclibs.C");
  basiclibs();
  gSystem->Load("libGeoBase");
  gSystem->Load("libParBase");
  gSystem->Load("libBase");
  gSystem->Load("libCbmBase");
  gSystem->Load("libField");
  gSystem->Load("libPassive");
  gSystem->Load("libMvd");
  gSystem->Load("libSts");
  gSystem->Load("libGen");
  gSystem->Load("libRich");
  gSystem->Load("libTrd");
  gSystem->Load("libTof");
  gSystem->Load("libGlobal");
  gSystem->Load("libKF");
  gSystem->Load("libL1");
  // ------------------------------------------------------------------------



  // -----   Reconstruction run   -------------------------------------------
  CbmRunAna *run= new CbmRunAna();
  run->SetInputFile(inFile);
  run->SetOutputFile(outFile);
  // ------------------------------------------------------------------------


  
  // ---  STS digitizer   ----------------------------------------------------
  CbmTask* stsDigitize = new CbmStsDigitize("STSDigitize", iVerbose);
  run->AddTask(stsDigitize);
  // ------------------------------------------------------------------------


  
 
  // -----  Parameter database   --------------------------------------------
  TString stsDigiFile = gSystem->Getenv("VMCWORKDIR");
  stsDigiFile += "/parameters/sts/";
  stsDigiFile += digiFile;
  CbmRuntimeDb* rtdb = run->GetRuntimeDb();
  CbmParRootFileIo*  parIo1 = new CbmParRootFileIo();
  CbmParAsciiFileIo* parIo2 = new CbmParAsciiFileIo();
  parIo1->open(parFile.Data());
  parIo2->open(stsDigiFile.Data(),"in");
  rtdb->setFirstInput(parIo1);
  rtdb->setSecondInput(parIo2);
  rtdb->setOutput(parIo1);
  rtdb->saveOutput();
  // ------------------------------------------------------------------------


     
  // -----   Intialise and run   --------------------------------------------
  run->LoadGeometry();
  run->Init();
  run->Run(0,nEvents);
  // ------------------------------------------------------------------------



  // -----   Finish   -------------------------------------------------------
  timer.Stop();
  Double_t rtime = timer.RealTime();
  Double_t ctime = timer.CpuTime();
  cout << endl << endl;
  cout << "Macro finished succesfully." << endl;
  cout << "Output file is "    << outFile << endl;
  cout << "Parameter file is " << parFile << endl;
  cout << "Real time " << rtime << " s, CPU time " << ctime << " s" << endl;
  cout << endl;
  // ------------------------------------------------------------------------


}