imposter1.setCameraDistanceThreshold(0.1);
_root.attachChild(imposter1);
final Node scene2 = createModel();
scene2.setTranslation(-15, 0, -25);
imposter1.attachChild(scene2);
final QuadImposterNode imposter2 = new QuadImposterNode("Imposter2", 64, 64, _settings.getDepthBits(),
_settings.getSamples(), _timer);
imposter2.setRedrawRate(0.0); // No timed update
imposter2.setCameraAngleThreshold(1.0 * MathUtils.DEG_TO_RAD);