void Load(Stream stream, DataFormat format = DataFormat.Binary)
{
var context = new DeserializationContext();
if (RequireSaveGameAttributeEverywhere)
{
context.Config.SerializationPolicy = _serializationPolicy;
}
var resolver = new ReferenceResolver();
context.IndexReferenceResolver = resolver;
context.StringReferenceResolver = resolver;
IDataReader reader = SerializationUtility.CreateReader(stream, context, format);
// destroy old prefab instances
foreach (SaveGameObject obj in GameObject.FindObjectsOfType <SaveGameObject>())
{
GameObject.DestroyImmediate(obj.gameObject);
}
// set up resolver root objects
GameObject[] rootObjects = gameObject.scene.GetRootGameObjects();
resolver.RootObjects = new Dictionary <string, Transform>(rootObjects.Length);
foreach (GameObject go in rootObjects)
{
resolver.RootObjects[go.name] = go.transform;
}
Type type;
if (reader.EnterNode(out type) && reader.CurrentNodeName == "prefabs")
{
// instantiate saved prefab instances
var serializer = Serializer.Get <Transform>();
var prefabsByName = PrefabsByName();
while (reader.EnterNode(out type))
{
string prefabName;
if (reader.ReadString(out prefabName))
{
Transform transform = serializer.ReadValue(reader);
Transform instance = null;
SaveGameObject prefabObj;
if (prefabsByName.TryGetValue(prefabName, out prefabObj))
{
instance = GameObject.Instantiate(prefabObj, transform).transform;
}
else
{
Debug.LogWarningFormat("Missing prefab {0} in SaveablePrefabs list", prefabName);
}
resolver.Register(instance);
reader.ExitNode();
}
}
reader.ExitNode();
}
if (reader.EnterNode(out type) && reader.CurrentNodeName == "saveables")
{
var serializer = Serializer.Get <MonoBehaviour>();
while (reader.EnterNode(out type))
{
var saveable = serializer.ReadValueWeak(reader) as ISaveable;
resolver.Register(saveable);
if (saveable != null)
{
IFormatter formatter = FormatterLocator.GetFormatter(saveable.GetType(), _serializationPolicy);
formatter.Deserialize(saveable, reader);
saveable.Loaded = true;
saveable.OnAfterLoad();
}
reader.ExitNode();
}
reader.ExitNode();
}
}
void Save(Stream stream, DataFormat format)
{
var context = new SerializationContext();
if (RequireSaveGameAttributeEverywhere)
{
context.Config.SerializationPolicy = _serializationPolicy;
}
var resolver = new ReferenceResolver();
context.IndexReferenceResolver = resolver;
context.StringReferenceResolver = resolver;
var writer = SerializationUtility.CreateWriter(stream, context, format);
var prefabs = new List <SaveGameObject>();
var saveables = new List <ISaveable>();
foreach (GameObject go in gameObject.scene.GetRootGameObjects())
{
FindSaveableObjects(go.transform, prefabs, saveables);
}
#if UNITY_EDITOR
if (UnitySerializationUtility.ForceEditorModeSerialization)
{
// ensure all types are visited for AOT scan
foreach (var prefab in SaveablePrefabs)
{
FindSaveableObjects(prefab.transform, prefabs, saveables);
}
}
#endif
// for each prefab instance store the prefab name and a reference to its parent transform
var transformSerializer = Serializer.Get <Transform>();
var prefabsByName = PrefabsByName();
writer.BeginStructNode("prefabs", null);
foreach (SaveGameObject obj in prefabs)
{
if (prefabsByName.ContainsKey(obj.PrefabName))
{
writer.BeginStructNode(null, null);
writer.WriteString("prefab", obj.PrefabName);
transformSerializer.WriteValue("parent", obj.transform.parent, writer);
resolver.Register(obj.transform);
writer.EndNode(null);
}
else
{
Debug.LogErrorFormat("Failed serialising {0} due to missing prefab {1} in SaveablePrefabs list", obj, obj.PrefabName);
}
}
writer.EndNode("prefabs");
var saveableSerializer = Serializer.Get <MonoBehaviour>();
writer.BeginStructNode("saveables", null);
foreach (ISaveable saveable in saveables)
{
MonoBehaviour unityObject = saveable as MonoBehaviour;
writer.BeginStructNode(unityObject.name, unityObject.GetType());
saveableSerializer.WriteValueWeak("$object", unityObject, writer);
resolver.Register(unityObject);
saveable.OnBeforeSave();
IFormatter formatter = FormatterLocator.GetFormatter(unityObject.GetType(), _serializationPolicy);
formatter.Serialize(saveable, writer);
writer.EndNode(unityObject.name);
}
writer.EndNode("saveables");
writer.FlushToStream();
}
