private void Update()
{
if (IsDown && handIndex != -1 && enabled)
{
//屏幕坐标
Vector3 screenPoint = MOperateManager.GetHandScreenPoint(handIndex);
Vector3 screenDevice = MUtility.MarkWorldToScreenPoint(sliderObject.transform.position);
Vector3 vPos = MUtility.MarkScreenToWorldPoint(new Vector3(screenPoint.x, screenPoint.y, screenDevice.z));
OnExecute(vPos);
}
//if (tempValue != Value)
//{
// SetChangingValue(Value);
//}
}