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# VRMLImporter

VTKEx/Java/IO/VRMLImporter

### Description

This example loads a wrl file and displays it on the screen. An example file is here.

Warning

The vtkVRMLImporter only imports VRML 2.0 files.

Other languages

See (Cxx)

Question

If you have a simple question about this example contact us at VTKExProject If your question is more complex and may require extended discussion, please use the VTK Discourse Forum

### Code

VRMLImporter.java

    import vtk.vtkNativeLibrary;
    import vtk.vtkRenderWindow;
    import vtk.vtkRenderWindowInteractor;
    import vtk.vtkRenderer;
    import vtk.vtkNamedColors;
    import vtk.vtkActorCollection;
    import vtk.vtkVRMLImporter;

    public class VRMLImporter
    {
      // -----------------------------------------------------------------
      // Load VTK library and print which library was not properly loaded
      static
      {
        if (!vtkNativeLibrary.LoadAllNativeLibraries())
        {
          for (vtkNativeLibrary lib : vtkNativeLibrary.values())
          {
            if (!lib.IsLoaded())
            {
              System.out.println(lib.GetLibraryName() + " not loaded");
            }
          }
        }
        vtkNativeLibrary.DisableOutputWindow(null);
      }
      // -----------------------------------------------------------------

      public static void main(String args[])
      {

        //parse command line arguments
        if (args.length != 1)
        {
          System.err.println("Usage: java -classpath ... Filename(.wrl) e.g sextant.wrl");
          return;
        }
        String inputFilename = args[0];

        vtkNamedColors Color = new vtkNamedColors();

        //Renderer Background Color
        double BgColor[] = new double[4];

        //Change Color Name to Use your own Color for Renderer Background
        Color.GetColor("Burlywood",BgColor);

        // Create the renderer, render window and interactor.
        vtkRenderer ren = new vtkRenderer();
        vtkRenderWindow renWin = new vtkRenderWindow();
        renWin.AddRenderer(ren);
        vtkRenderWindowInteractor iren = new vtkRenderWindowInteractor();
        iren.SetRenderWindow(renWin);

        // VRML Import
        vtkVRMLImporter importer = new vtkVRMLImporter();
        importer.SetFileName (inputFilename);
        importer.SetRenderWindow(renWin);
        importer.Update();

        vtkActorCollection actors = new vtkActorCollection();
        actors = ren.GetActors();
        System.out.println("There are" + " " + actors.GetNumberOfItems() + " actors");

        ren.SetBackground(BgColor);

        renWin.SetSize(300,300);
        renWin.Render();

        iren.Initialize();
        iren.Start();

      }
    }