public void CrossFadeFloat(TweenRunner <FloatTween> tweenRunner, float duration, float start, float end, UnityAction <float> callback, UnityAction endCallback)
{
var floatTween = new FloatTween {
duration = duration, startValue = start, targetValue = end
};
floatTween.AddOnChangedCallback(callback);
if (endCallback != null)
{
floatTween.AddOnEndCallback(endCallback);
}
floatTween.ignoreTimeScale = true;
tweenRunner.StartTween(floatTween);
}
