}
// Update over actor for the pointer.
pointerOverActors[pointer] = fireEnterAndExit(overLast, pointerScreenX[pointer], pointerScreenY[pointer], pointer);
}
// Update over actor for the mouse on the desktop.
ApplicationType type = Gdx.app.getType();
if (type == ApplicationType.Desktop || type == ApplicationType.Applet || type == ApplicationType.WebGL)
mouseOverActor = fireEnterAndExit(mouseOverActor, mouseScreenX, mouseScreenY, -1);
root.act(delta);
}