spriteBatch = new SpriteBatch();
worldCamera = new OrthographicCamera();
textCamera = new OrthographicCamera();
pixelsPerMeter = new NumericValue();
pixelsPerMeter.setValue(1.0f);
pixelsPerMeter.setAlwaysActive(true);
zoomLevel = new NumericValue();
zoomLevel.setValue(1.0f);
zoomLevel.setAlwaysActive(true);
deltaMultiplier = new NumericValue();
deltaMultiplier.setValue(1.0f);
deltaMultiplier.setAlwaysActive(true);
backgroundColor = new GradientColorValue();
backgroundColor.setColors(new float[] { 0f, 0f, 0f});