// --------------------------------------------------------------------------
//
// Macro for standard transport simulation using UrQMD input and GEANT3
// CBM setup with MVD only
//
// V. Friese   06/02/2007
//
// --------------------------------------------------------------------------

TString caveGeom="";
TString pipeGeom="";
TString magnetGeom="";
TString mvdGeom="";
TString stsGeom="";
TString richGeom="";
TString muchGeom="";
TString shieldGeom="";
TString trdGeom="";
TString tofGeom="";
TString ecalGeom="";
TString platformGeom="";
TString psdGeom="";
Double_t psdZpos=0.;
Double_t psdXpos=0.;

TString mvdTag="";
TString stsTag="";
TString trdTag="";
TString tofTag="";  

TString stsDigi="";
TString trdDigi="";
TString tofDigi="";
TString muchDigi="";
TString mvdMatBudget="";
TString stsMatBudget="";

TString  fieldMap="";
Double_t fieldZ=0.;
Double_t fieldScale=0.;
Int_t    fieldSymType=0;

TString defaultInputFile="";


void mvd_qa1_transUrqmd( const char* setup = "sis100_electron")
{
  // ========================================================================
  //          Adjust this part according to your requirements

  // Input file
  TString inDir   = gSystem->Getenv("VMCWORKDIR");


  // Number of events
  Int_t   nEvents = 5;

  // Output file name
  TString outDir="data/";
  TString outFile = outDir+ "mvd.mcQA.root";

  // Parameter file name
  TString parFile = outDir+ "params.root";

  TString geoFile = outDir + "geoQA.root";

  TString setupFile = inDir + "/geometry/setup/" + setup + "_setup.C";
  TString setupFunct = setup;
  setupFunct += "_setup()";
  
  gROOT->LoadMacro(setupFile);
  gInterpreter->ProcessLine(setupFunct);

  TString inFile  = inDir + defaultInputFile;

  // In general, the following parts need not be touched
  // ========================================================================

  // ----    Debug option   -------------------------------------------------
  gDebug = 0;
  // ------------------------------------------------------------------------

    // --- Logger settings ----------------------------------------------------
  TString logLevel = "INFO";   // "DEBUG";
  TString logVerbosity = "LOW";
  // ------------------------------------------------------------------------


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


  // --- Define the target geometry -----------------------------------------
  //
  // The target is not part of the setup, since one and the same setup can
  // and will be used with different targets.
  // The target is constructed as a tube in z direction with the specified
  // diameter (in x and y) and thickness (in z). It will be placed at the
  // specified position as daughter volume of the volume present there. It is
  // in the responsibility of the user that no overlaps or extrusions are
  // created by the placement of the target.
  //
  TString  targetElement   = "Gold";
  Double_t targetThickness = 0.025;  // full thickness in cm
  Double_t targetDiameter  = 2.5;    // diameter in cm
  Double_t targetPosX      = 0.;     // target x position in global c.s. [cm]
  Double_t targetPosY      = 0.;     // target y position in global c.s. [cm]
  Double_t targetPosZ      = 0.;     // target z position in global c.s. [cm]
  Double_t targetRotY      = 0.;     // target rotation angle around the y axis [deg]
  // ------------------------------------------------------------------------


  // --- Define the creation of the primary vertex   ------------------------
  //
  // By default, the primary vertex point is sampled from a Gaussian
  // distribution in both x and y with the specified beam profile width,
  // and from a flat distribution in z over the extension of the target.
  // By setting the respective flags to kFALSE, the primary vertex will always
  // at the (0., 0.) in x and y and in the z centre of the target, respectively.
  //
  Bool_t smearVertexXY = kTRUE;
  Bool_t smearVertexZ  = kTRUE;
  Double_t beamWidthX   = 1.;  // Gaussian sigma of the beam profile in x [cm]
  Double_t beamWidthY   = 1.;  // Gaussian sigma of the beam profile in y [cm]
  // ------------------------------------------------------------------------
  



  // -----   Create simulation run   ----------------------------------------
  FairRunSim* fRun = new FairRunSim();
  fRun->SetName("TGeant3");              // Transport engine
  fRun->SetOutputFile(outFile);          // Output file
  fRun->SetGenerateRunInfo(kTRUE);       // Create FairRunInfo file
  FairRuntimeDb* rtdb = fRun->GetRuntimeDb();
  // ------------------------------------------------------------------------

  // -----   Logger settings   ----------------------------------------------
  gLogger->SetLogScreenLevel(logLevel.Data());
  gLogger->SetLogVerbosityLevel(logVerbosity.Data());
  // ------------------------------------------------------------------------


  // -----   Create media   -------------------------------------------------
  fRun->SetMaterials("media.geo");       // Materials
  // ------------------------------------------------------------------------


  // -----   Create geometry   ----------------------------------------------
  if ( caveGeom != "" ) {
    FairModule* cave = new CbmCave("CAVE");
    cave->SetGeometryFileName(caveGeom);
    fRun->AddModule(cave);
  }

    if ( pipeGeom != "" ) {
    FairModule* pipe = new CbmPipe("PIPE");
    pipe->SetGeometryFileName(pipeGeom);
    fRun->AddModule(pipe);
  }
  
  // --- Target
  CbmTarget* target = new CbmTarget(targetElement.Data(),
  		                              targetThickness,
  		                              targetDiameter);
  target->SetPosition(targetPosX, targetPosY, targetPosZ);
  target->SetRotation(targetRotY);
  fRun->AddModule(target);

  if ( magnetGeom != "" ) {
    FairModule* magnet = new CbmMagnet("MAGNET");
    magnet->SetGeometryFileName(magnetGeom);
    fRun->AddModule(magnet);
  }

      if ( mvdGeom != "" ) {
    FairDetector* mvd = new CbmMvd("MVD", kTRUE);
    mvd->SetGeometryFileName(mvdGeom);
    mvd->SetMotherVolume("pipevac1");
    fRun->AddModule(mvd);
  }


  // ------------------------------------------------------------------------


  // -----   Create magnetic field   ----------------------------------------
  CbmFieldMap* magField = NULL;
  if ( 2 == fieldSymType ) {
    magField = new CbmFieldMapSym2(fieldMap);
  }  else if ( 3 == fieldSymType ) {
    magField = new CbmFieldMapSym3(fieldMap);
  } 
  magField->SetPosition(0., 0., fieldZ);
  magField->SetScale(fieldScale);
  fRun->SetField(magField);
  // ------------------------------------------------------------------------



  // -----   Create PrimaryGenerator   --------------------------------------
  FairPrimaryGenerator* primGen = new FairPrimaryGenerator();
  CbmUnigenGenerator*  uniGen = new CbmUnigenGenerator(inFile);
  primGen->AddGenerator(uniGen);
  fRun->SetGenerator(primGen);
  // ------------------------------------------------------------------------

    // Visualisation of trajectories (TGeoManager Only)
  // Switch this on if you want to visualise tracks in the event display.
  // This is normally switch off, because of the huge files created
  // when it is switched on. 
  fRun->SetStoreTraj(kFALSE);

 
  // -----   Run initialisation   -------------------------------------------
  fRun->Init();
  // ------------------------------------------------------------------------

  
  
  // -----   Runtime database   ---------------------------------------------
  CbmFieldPar* fieldPar = (CbmFieldPar*) rtdb->getContainer("CbmFieldPar");
  fieldPar->SetParameters(magField);
  fieldPar->setChanged();
  fieldPar->setInputVersion(fRun->GetRunId(),1);
  Bool_t kParameterMerged = kTRUE;
  FairParRootFileIo* parOut = new FairParRootFileIo(kParameterMerged);
  parOut->open(parFile.Data());
  rtdb->setOutput(parOut);
  rtdb->saveOutput();
  rtdb->print();
  // ------------------------------------------------------------------------


 
  // -----   Start run   ----------------------------------------------------
  fRun->Run(nEvents);
  // ------------------------------------------------------------------------
  fRun->CreateGeometryFile(geoFile);
  // -----   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 << endl;
  // ------------------------------------------------------------------------

  cout << " Test passed" << endl;
  cout << " All ok " << endl;

}