private static Creator _CreateDefaultCreator(GameObject prefab, NetworkView parent, NetworkView[] children)
{
if (children != null && children.Length != 0)
{
Log.Info(NetworkLogFlags.Instantiate, "Setting up parent-child relationships in prefab '", prefab.GetName(), "' because it has multiple NetworkViews");
parent.SetChildren(children);
}
else
{
parent._parent = null; // ensure it is null, because Unity 5.x (or later) might assign a "null object" which is not technically null.
}
// we assume the prefab isn't in the scene, otherwise it could be a child and strange things could happen.
parent.prefabRoot = prefab.transform.root.gameObject;
return(delegate(string prefabName, NetworkInstantiateArgs args, NetworkMessageInfo info)
{
Profiler.BeginSample("Instantiate: " + prefabName);
var networkView = NetworkInstantiatorUtility.Instantiate(parent, args);
Profiler.EndSample();
Profiler.BeginSample(NetworkUnity.EVENT_INSTANTIATE);
NetworkInstantiatorUtility.BroadcastOnNetworkInstantiate(networkView, info);
Profiler.EndSample();
return networkView;
});
}
/// <summary>
/// Creates the default <see cref="Creator"/> for the prefab and returns it.
/// </summary>
/// <param name="prefab">The prefab that you want to create a creator for.</param>
/// <returns>The creator method.</returns>
public static Creator CreateDefaultCreator(GameObject prefab)
{
var views = NetworkInstantiatorUtility.GetComponentsInChildren <NetworkView>(prefab.transform);
if (views.Count == 0)
{
Log.Error(NetworkLogFlags.Instantiate, "Prefab '", prefab.GetName(), "' must at least have one NetworkView");
return(null);
}
return(_CreateDefaultCreator(prefab, views));
}
/// <summary>
/// Registers all prefabs in the asset bundle that does have a NetworkView component.
/// This makes sure they can be instantiated later with
/// <see cref="O:uLink.Network.Instantiate">uLink.Network.Instantiate</see>
/// </summary>
/// <param name="assetBundle">The asset bundle that you want to register its prefabs.</param>
/// <param name="replaceIfExists">if <c>true</c> then prefabs with the same name will be replaced by the new ones in the asset bundle.</param>
/// <remarks>
/// This is a convenience method that calls <see cref="O:uLink.NetworkInstantiator.AddPrefab"/>
/// for all prefabs in the asset bundle that has a network view component.
/// <para>
/// It is common for developers to minimize the download time for the Unity game at startup by putting
/// some prefabs in asset bundles and then download the asset bundles when needed in the game.
/// We recommend writing code that downloads the asset bundle, loads the prefabs, registers them with this method,
/// and finally makes the calls to <see cref="O:uLink.Network.Instantiate">uLink.Network.Instantiate</see>.
/// If it is an authoritative server the call to <see cref="O:uLink.Network.Instantiate">uLink.Network.Instantiate</see>
/// has to be done on the server.
/// </para>
/// </remarks>
public static void AddAssetBundle(AssetBundle assetBundle, bool replaceIfExists)
{
#if UNITY_4
var prefabs = assetBundle.LoadAll(typeof(GameObject)) as GameObject[];
#else
var prefabs = assetBundle.LoadAllAssets <GameObject>();
#endif
foreach (var prefab in prefabs)
{
var views = NetworkInstantiatorUtility.GetComponentsInChildren <NetworkView>(prefab.transform);
if (views.Count != 0)
{
Add(prefab.GetName(), _CreateDefault(prefab, views), replaceIfExists);
}
}
}