sim_Gamma.C File Reference

Go to the source code of this file.

Functions
int	sim_Gamma (Int_t WhichDetector, Double_t Energy, Int_t nAllEvents, Int_t nEvents, Int_t GenType, Int_t addSecTar, Int_t JobNr, Bool_t OmegaMode=0, Double_t mu=0, Double_t Q=0)

Function Documentation

int sim_Gamma	(	Int_t	WhichDetector,
		Double_t	Energy,
		Int_t	nAllEvents,
		Int_t	nEvents,
		Int_t	GenType,
		Int_t	addSecTar,
		Int_t	JobNr,
		Bool_t	OmegaMode = 0,
		Double_t	mu = 0,
		Double_t	Q = 0
	)

Definition at line 7 of file sim_Gamma.C.

References Bool_t, boxGen, boxGen2, Cave, ComposeOutputFilename(), ComposeOutputFoldername(), ctime, Double_t, fRun, PndHypBupGenerator::GammaEmissPar(), gDebug, GeoFileChooser(), Hyp, HypGe, inFile, kParameterMerged, nam, outFile, output, partGen, primGen, printf(), rtdb, rtime, PndHyp::SetAbsorberVol(), PndBoxGenerator::SetCosTheta(), PndHyp::SetGeoVersion(), PndHyp::SetListMat(), PndHyp::SetMatbud(), PndBoxGenerator::SetPhiRange(), PndHypBupGenerator::SetPhiRange(), PndBoxGenerator::SetPRange(), PndHypBupGenerator::SetPRange(), PndHyp::SetSensorVol(), PndHypBupGenerator::SetThetaRange(), PndBoxGenerator::SetThetaRange(), PndBoxGenerator::SetXYZ(), timer, and TString.

{

        // Load basic libraries
  // If it does not work,  please check the path of the libs and put it         by hands
        gROOT->Macro("$VMCWORKDIR/gconfig/rootlogon.C");
        gROOT->LoadMacro("$VMCWORKDIR/macro/hypGe/Marcell/SharedMacros/SharedMacroFunctions.C");
        gSystem->Load("libHypGe");
        gSystem->Load("librazhyp");
        gSystem->Load("libHyp");  
        FairRunSim *fRun = new FairRunSim();

        TStopwatch timer;
        timer.Start();
        gDebug=0;
 
        Double_t EnergyGeV = Energy/1000;
        //Choose geometry
        TString outFile="$SIMDATADIR/Gamma/";                                                   // If no SIMDATADIR, same folder as the macro
        TString GeoFile=GeoFileChooser(WhichDetector);
        TString outFolderPureName = ComposeOutputFoldername("Sim" ,WhichDetector,Energy,nAllEvents, nEvents, GenType,addSecTar,OmegaMode,mu,Q);
        TString outFilePureName = ComposeOutputFilename("Sim" ,WhichDetector,Energy,nAllEvents, nEvents, GenType,addSecTar, JobNr,OmegaMode,mu,Q);
        
        outFile += outFolderPureName;                                           // subfolder until here
        
        char CommandBuffer[400];
        sprintf(CommandBuffer,".!mkdir -p %s",outFile.Data());
        cout << "Processing " << CommandBuffer<< endl;  
        gROOT->ProcessLine(CommandBuffer);              // create subfolder for the output      
        
        outFile += "/";
        outFile += outFilePureName;
        
        TString SimparamsFile;
        SimparamsFile=outFile;
        outFile +=".root";
        SimparamsFile += "__Simparams.root";

        cout << outFile << endl;

  // set the MC version used
  // ------------------------
  
        fRun->SetName("TGeant4");

        fRun->SetOutputFile(outFile);
  // Set Material file Name
  //-----------------------
  
        fRun->SetMaterials("media_pnd_hypGe.geo");
  
  // Create and add detectors
  //-------------------------

        FairModule *Cave= new PndCave("CAVE");
        Cave->SetGeometryFileName("pndcave.geo");
        fRun->AddModule(Cave); 


        if (addSecTar)
        {  
                //add sec. target
                PndHyp *Hyp= new PndHyp("HYP",kTRUE);
                Hyp->SetAbsorberVol("Absorber"); // absorber layer
                Hyp->SetSensorVol("Sensor");   // silicon sensor
                Hyp->SetGeoVersion("List");
                Hyp->SetListMat("HYPboron");
                Hyp->SetListMat("HYPaluminium");
                Hyp->SetListMat("Al97Mg3");
                Hyp->SetListMat("titanium");
                Hyp->SetListMat("HYPcarbon");
                Hyp->SetListMat("siliconinactive");
                Hyp->SetListMat("acrylicGlass");
                Hyp->SetMatbud(true);                   //activate hits in other parts than silicons or absorber
                switch (addSecTar)
                {
                        case 1: Hyp->SetGeometryFileName("TargetSystem_WindowTi_filledCorners_TcT1500um_longBP.root");break ;
                        case 2: Hyp->SetGeometryFileName("TargetSystem_AbsWindow_filledCorners_addSens.root");break ;
                        case 3: Hyp->SetGeometryFileName("TargetSystem_WindowAbsB_insideAbsB_primTarget.root");break;
                        case 12: Hyp->SetGeometryFileName("hypTargetSystem_XiAtoms_v2_iron.root");break;
                        case 13: Hyp->SetGeometryFileName("hypTargetSystem_XiAtoms_v3_iron.root");break;
                        case 22: Hyp->SetGeometryFileName("hypTargetSystem_XiAtoms_v2_titanium.root");break;
                        case 23: Hyp->SetGeometryFileName("hypTargetSystem_XiAtoms_v3_titanium.root");break;
                        case 32: Hyp->SetGeometryFileName("hypTargetSystem_XiAtoms_v2_tantalum.root");break;
                        case 33: Hyp->SetGeometryFileName("hypTargetSystem_XiAtoms_v2_tantalum.root");break;
                        case 42: Hyp->SetGeometryFileName("hypTargetSystem_XiAtoms_v2_lead.root");break;
                        case 43: Hyp->SetGeometryFileName("hypTargetSystem_XiAtoms_v3_lead.root");break;
                        case 52: Hyp->SetGeometryFileName("hypTargetSystem_XiAtoms_v2_gold.root");break;
                        case 53: Hyp->SetGeometryFileName("hypTargetSystem_XiAtoms_v3_gold.root");break;
                }
                fRun->AddModule(Hyp);
        }
        
        PndHypGe *HypGe= new PndHypGe("HYPGE",kTRUE);
                TString nam = gSystem->Getenv("VMCWORKDIR");
                //HypGe->SetPathGeo(nam.Data());
                HypGe->SetGeometryFileName(GeoFile);
                fRun->AddModule(HypGe); 
  
  // Create and Set Event Generator
  //-------------------------------
  
        FairPrimaryGenerator* primGen = new FairPrimaryGenerator();
        fRun->SetGenerator(primGen);

  // Box Generator: 
  //  FairBoxGenerator* boxGen = new FairBoxGenerator(211, 1); 
  // 13 = muon; 1 = multipl. // 211 = pi+
  // first number: PDG particle code: 2nd number: particle multiplicity per event
  
  bool boxgen=0;
  bool partgen=0;
  
  switch(GenType)
  {
        case 0 : boxgen = true; break;
        case 1 : partgen = true;        break;
  }
  
  
  if(boxgen)
        {       
        bool isCo60 = false;
                PndBoxGenerator* boxGen = new PndBoxGenerator(22, 1);
                boxGen->SetXYZ(0., 0., -55.); // vertex coordinates [cm]
                if (!isCo60) 
                        boxGen->SetPRange(EnergyGeV,EnergyGeV); // GeV/c
                else
                        boxGen->SetPRange(0.001172,0.001172);   //set first line of Co60 in GeV/c
                boxGen->SetPhiRange(0., 360.); // Azimuth angle range [degree]
                boxGen->SetThetaRange(90., 180.); // Polar angle in lab system range [degree]
                boxGen->SetCosTheta(); // Set uniform ditribution in cos(theta)
                primGen->AddGenerator(boxGen);
                if (isCo60)
                { 
                        PndBoxGenerator* boxGen2 = new PndBoxGenerator(22, 1); 
                        boxGen2->SetPRange(0.001332,0.001332); // GeV/c
                        //boxGen2->SetPtRange(1.,1.); // GeV/c
                        boxGen2->SetPhiRange(0., 360.); // Azimuth angle range [degree]
                        boxGen2->SetThetaRange(90., 180.); // Polar angle in lab system range [degree]
                        //boxGen2->SetCosTheta(); // Set uniform ditribution in cos(theta)
                        boxGen2->SetXYZ(0., 0., -55.); // vertex coordinates [cm]
                        primGen->AddGenerator(boxGen2);
                }
        }

        if (partgen)
        {
                //TString inFile= "$VMCWORKDIR/hypGe/hypGeTools/partGenFiles/testgam_1_99All.root";                                                     //22517 events
                //TString inFile= "/home/steinen/work/GeneratorInput/XiAtoms/CombinedHypfile_Geo3_simruns_Events5000000.root";                                                  //9686 events
                TString inFile= "/home/steinen/work/GeneratorInput/XiAtoms/CombinedHypfile_Geo_3_simruns_Events10000000.root";                                                  //52867 events
                TString inFile= "/data/work/kpha1/steinen/XiAtoms/data/Hypfiles/CombinedHypfile_Geo_";
                inFile+=addSecTar;
                inFile+="_simruns_Events20000000";
                if ((addSecTar % 10)==3)
                        inFile+="_Omega";
                inFile+=".root";


//              if (addSecTar ==4 || addSecTar == 7)
//                      TString inFile= "/home/steinen/work/GeneratorInput/XiAtoms/CombinedHypfile_Geo_3_simruns_Events10000000.root";                                                  //52867 events
//              else if (addSecTar ==6 || addSecTar == 8)
//                      TString inFile= "/home/steinen/work/GeneratorInput/XiAtoms/CombinedHypfile_Geo_5_simruns_Events10000000.root";
//                      else
//                      {
//                              cout << "no valid input file for partgen!!!!";
//                              return -1;
//                      }
                PndHypBupGenerator* partGen = new PndHypBupGenerator(inFile.Data());
          partGen->GammaEmissPar(kTRUE);
          partGen->SetPRange(EnergyGeV,EnergyGeV);
          partGen->SetPhiRange(0,360);
          partGen->SetThetaRange(90,180);                       // only 2 pi of solid angle, since there are no germaniums in forward direction. This has to be taken into account in analysis of efficiency!!!
          primGen->AddGenerator(partGen);
        }
  
        
  //boxGen->SetCosTheta(); // Set uniform distribution in cos(theta)
        
        

  
        fRun->SetStoreTraj(kTRUE); // to store particle trajectories 


  //magnetic field: no field when commented put
  //FairFieldConst *fMagField=new FairFieldConst();
  //fMagField->SetField(0.,0.,20.); // values are in kG
  //fMagField->SetFieldRegion(-50, 50,-50, 50, -100, 100);
  // values are in cm (xmin,xmax,ymin,ymax,zmin,zmax)
  //fRun->SetField(fMagField);
  
  


        fRun->Init();
  
  // Fill the Parameter containers for this run
  //-------------------------------------------
  
        FairRuntimeDb *rtdb=fRun->GetRuntimeDb();
        Bool_t kParameterMerged=kTRUE;
  
   
        FairParRootFileIo* output=new FairParRootFileIo(kParameterMerged);
        output->open(SimparamsFile);
        rtdb->setOutput(output);
        rtdb->saveOutput();
        rtdb->print();


  // Transport nEvents
  // -----------------
        gRandom->SetSeed();
        fRun->Run(nEvents);
  
        timer.Stop();
  
        Double_t rtime = timer.RealTime();
        Double_t ctime = timer.CpuTime();
        printf("RealTime=%f seconds, CpuTime=%f seconds\n",rtime,ctime);
  
  return 0;
}