super(GLDrawableFactory.getFactory().chooseGraphicsConfiguration(capabilities, null, null));
super(unwrap((AWTGraphicsConfiguration) GLDrawableFactory.getFactory().chooseGraphicsConfiguration(capabilities, null, null)));
  public DualContext(GLCapabilities capabilities) {    super(GLDrawableFactory.getFactory().chooseGraphicsConfiguration(capabilities, null, null));    drawable = GLDrawableFactory.getFactory().getGLDrawable(this, capabilities, null);    context1 = drawable.createContext(null);    context2 = drawable.createContext(null);    glu = new GLU();    glut = new GLUT();  }