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test_ACTS.cxx 1.4 KiB
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  • R__LOAD_LIBRARY(libDDCore.so)
    R__LOAD_LIBRARY(libActsPluginDD4hep.so)
    R__LOAD_LIBRARY(libDDG4.so)
    R__LOAD_LIBRARY(libDDG4IO.so)
    #include "DD4hep/Detector.h"
    #include "DD4hep/DetElement.h"
    #include "DD4hep/Objects.h"
    #include "DD4hep/Detector.h"
    #include "DDG4/Geant4Data.h"
    #include "DDRec/CellIDPositionConverter.h"
    #include "DDRec/SurfaceManager.h"
    #include "DDRec/Surface.h"
    
    #include "TCanvas.h"
    #include "TChain.h"
    
    #include "Acts/Geometry/TrackingGeometry.hpp"
    #include "Acts/Geometry/TrackingVolume.hpp"
    #include "Acts/Plugins/DD4hep/ConvertDD4hepDetector.hpp"
    
    /** Example loading ACTs.
     *
     *
     */
    void test_ACTS(const char* compact = "athena.xml"){
    
      using namespace ROOT::Math;
      // -------------------------
      // Get the DD4hep instance
      // Load the compact XML file
      // Initialize the position converter tool
      dd4hep::Detector& detector = dd4hep::Detector::getInstance();
      detector.fromCompact(compact);
      dd4hep::rec::CellIDPositionConverter cellid_converter(detector);
    
      //std::unique_ptr<const Acts::TrackingGeometry> 
      auto acts_tracking_geometry  = Acts::convertDD4hepDetector (detector.world(),Acts::Logging::Level::VERBOSE);
    
      if(acts_tracking_geometry) {
        if(acts_tracking_geometry->highestTrackingVolume()) {
          std::cout << " volume name \n ";
          std::cout << acts_tracking_geometry->highestTrackingVolume()->volumeName() << std::endl;
        } else {
          std::cout << "derp\n";
        }
      }
    
    }