public GUI()
{
BaseDirectory = Path.GetFullPath(TestsDirectory);
Directory.CreateDirectory(BaseDirectory);
// Rendering initialization code
app = new Application();
var windowTask = app.WindowManager.GetCreateWindow("Test");
windowTask.Wait();
window = windowTask.Result;
nativeWindow = app.WindowManager.GetWindow("Test");
nativeWindow.nativeWindow.Show(visible: false);
guiRenderable = new GuiRenderable();
window.AddRenderable(guiRenderable);
}