run_tutorial4_createGeometryFile.C

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/********************************************************************************
 *    Copyright (C) 2014 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH    *
 *                                                                              *
 *              This software is distributed under the terms of the             *
 *              GNU Lesser General Public Licence (LGPL) version 3,             *
 *                  copied verbatim in the file "LICENSE"                       *
 ********************************************************************************/
void run_tutorial4_createGeometryFile(Int_t nEvents = 1, TString mcEngine = "TGeant3", Bool_t isMT = false)
{

    TString dir = getenv("VMCWORKDIR");

    TString tut_configdir = dir + "/simulation/Tutorial4/gconfig";
    gSystem->Setenv("CONFIG_DIR", tut_configdir.Data());

    TString tut_geomdir = dir + "/common/geometry";
    gSystem->Setenv("GEOMPATH", tut_geomdir.Data());

    Double_t momentum = 2.;

    Double_t theta = 2.;

    TString outDir = "./data/";

    // Output file name
    TString outFile = "makeGeo_";
    outFile = outDir + outFile + mcEngine + ".root";

    TString geoFile = "makeGeoFile_";
    geoFile = outDir + geoFile + mcEngine + "_full.root";

    TString parFile = "makeGeoParams_";
    parFile = outDir + parFile + mcEngine + ".root";

    TList* parFileList = new TList();

    /*
  TString paramDir = dir + "/simulation/Tutorial4/parameters/";
  TString paramFile = paramDir + "example.par";

  TObjString* tutDetDigiFile = new TObjString(paramFile);
  parFileList->Add(tutDetDigiFile);
*/

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

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

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

    // Does not work with automatic loading pf libraries. The info is not in the rootmap file
    //  gLogger->SetLogScreenLevel("INFO");

    // -----   Create simulation run   ----------------------------------------
    FairRunSim* run = new FairRunSim();
    run->SetName(mcEngine);                        // Transport engine
    run->SetIsMT(isMT);                            // Multi-threading mode (Geant4 only)
    run->SetSink(new FairRootFileSink(outFile));   // Output file
    FairRuntimeDb* rtdb = run->GetRuntimeDb();
    // ------------------------------------------------------------------------

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

    // -----   Create geometry   ----------------------------------------------
    FairModule* cave = new FairCave("CAVE");
    cave->SetGeometryFileName("cave_vacuum.geo");
    run->AddModule(cave);

    FairTutorialDet4* tutdet = new FairTutorialDet4("TUTDET", kTRUE);
    tutdet->SetGeometryFileName("tutorial4.root");

    run->AddModule(tutdet);
    // ------------------------------------------------------------------------

    // -----   Create PrimaryGenerator   --------------------------------------
    FairPrimaryGenerator* primGen = new FairPrimaryGenerator();
    FairBoxGenerator* boxGen = new FairBoxGenerator(2212, 1);

    boxGen->SetThetaRange(theta, theta + 0.1);
    //  boxGen->SetThetaRange (  0.,  0.);
    boxGen->SetPRange(momentum, momentum + 0.01);
    boxGen->SetPhiRange(0., 360.);
    boxGen->SetBoxXYZ(-20., -20., 20., 20., 0.);
    //  boxGen->SetBoxXYZ (0.,0.,0.,0., 0.);

    //  boxGen->SetDebug(kTRUE);

    primGen->AddGenerator(boxGen);

    run->SetGenerator(primGen);
    // ------------------------------------------------------------------------

    // -----   Runtime database   ---------------------------------------------

    Bool_t kParameterMerged = kTRUE;
    FairParRootFileIo* parOut = new FairParRootFileIo(kParameterMerged);
    FairParAsciiFileIo* parIn = new FairParAsciiFileIo();
    parOut->open(parFile.Data());
    parIn->open(parFileList, "in");
    rtdb->setFirstInput(parIn);
    rtdb->setOutput(parOut);
    // ------------------------------------------------------------------------

    run->Init();

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

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

    rtdb->saveOutput();
    rtdb->print();

    delete run;

    // -----   Finish   -------------------------------------------------------

    cout << endl << endl;

    // Extract the maximal used memory an add is as Dart measurement
    // This line is filtered by CTest and the value send to CDash
    FairSystemInfo sysInfo;
    Float_t maxMemory = sysInfo.GetMaxMemory();
    cout << "<DartMeasurement name=\"MaxMemory\" type=\"numeric/double\">";
    cout << maxMemory;
    cout << "</DartMeasurement>" << endl;

    timer.Stop();
    Double_t rtime = timer.RealTime();
    Double_t ctime = timer.CpuTime();

    Float_t cpuUsage = ctime / rtime;
    cout << "<DartMeasurement name=\"CpuLoad\" type=\"numeric/double\">";
    cout << cpuUsage;
    cout << "</DartMeasurement>" << endl;

    cout << endl << 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 << "Macro finished successfully." << endl;

    // ------------------------------------------------------------------------
}