vtkOBJImporter *obImporter = vtkOBJImporter::New();
	obImporter->SetFileName(filename.c_str());
	obImporter->SetFileNameMTL(filenameMtl.c_str());
	obImporter->SetTexturePath(texturePath.c_str());

	// A renderer and render window
	vtkSmartPointer<vtkRenderer> renderer = vtkSmartPointer<vtkRenderer>::New();
	renderer->SetBackground(0.2, 0.3, 0.3);
	vtkSmartPointer<vtkRenderWindow> renderWindow = vtkSmartPointer<vtkRenderWindow>::New();
	renderWindow->AddRenderer(renderer);

	// An interactor
	vtkSmartPointer<vtkRenderWindowInteractor> renderWindowInteractor = vtkSmartPointer<
		vtkRenderWindowInteractor>::New();
	renderWindowInteractor->SetRenderWindow(renderWindow);
	renderWindowInteractor->SetDesiredUpdateRate(15);

	vtkSmartPointer<KeyPressInteractorStyle> style = vtkSmartPointer<KeyPressInteractorStyle>::New();
	renderWindowInteractor->SetInteractorStyle(style);
	style->SetCurrentRenderer(renderer);

	obImporter->SetRenderWindow(renderWindow);
	obImporter->Read();

	renderWindow->Render();
	renderWindowInteractor->Start();