void MouseRaycast()
{
// check hit
RaycastHit hit;
if (Physics.Raycast(m_Camera.ScreenPointToRay(Input.mousePosition), out hit))
{
// check mouse interactive item
MouseInteractiveItem item = hit.transform.gameObject.GetComponent <MouseInteractiveItem> ();
currentItem = item;
// if current item exists, call Over
if (currentItem && currentItem != lastItem)
{
currentItem.Over();
}
// if it's not the same as the last item, deactivate the last item
if (currentItem != lastItem)
{
DeactivateLastItem();
}
lastItem = item;
}
else
{
// nothing was hit
DeactivateLastItem();
currentItem = null;
}
}
void DeactivateLastItem()
{
if (lastItem == null)
{
return;
}
lastItem.Out();
lastItem = null;
}