//正常模式只有显示和隐藏
public static void SetState(bool active, LOD lod, LODGroup lodGroup)
{
switch (lod.CurrentState)
{
case State.None:
case State.UnLoaded:
if (active == true)
{
ChangeRendererState(active, lod);
lodGroup.OnDisableAllLOD();
}
break;
case State.Loaded:
if (active == false)
{
ChangeRendererState(active, lod);
}
break;
}
}