private static bool DestroyGameObjects(Transform t, bool forceDestroy)
{
//We going to destroy all gameObjects except PersistentIgnore
bool destroy = true; //destroy by default
if (!forceDestroy) //if not forced to destroy
{
PersistentIgnore ignore = t.GetComponent <PersistentIgnore>();
if (ignore) //check if this is PersistentIgnore
{
if (ignore.IsRuntime)
{
//if PersistentIgnore created in runtime (not in UnityEditor) then destroy it
return(true);
}
return(false);
/*
* if (ignore.ReplacementPrefab == null)
* {
* //if there is no replacement prefab leave gameobject subtree as is and do not destroy nothing
* return false;
* }
*
* //if ReplacementPrefab field set do not destroy GameObject
* destroy = false;
* //but force destory all it's children
* forceDestroy = true;
*/
}
}
List <Transform> children = new List <Transform>();
foreach (Transform child in t)
{
children.Add(child);
}
for (int i = 0; i < children.Count; ++i)
{
Transform child = children[i];
if (DestroyGameObjects(child, forceDestroy))
{
UnityObject.DestroyImmediate(child.gameObject);
}
else
{
//PersistentIgnore objects became roots to prevent destruction
child.SetParent(null, true);
}
}
return(destroy);
}
/// <summary>
/// Create Persistent Data for all GameObjects and Components, write it to PersistentData list
/// </summary>
/// <param name="go">gameObject (initially root)</param>
/// <param name="data">list which will be populated with PersistentData objects</param>
private static void CreatePersistentData(GameObject go, List <PersistentData> data)
{
PersistentIgnore persistentIgnore = go.GetComponent <PersistentIgnore>();
if (persistentIgnore != null /* && persistentIgnore.ReplacementPrefab == null*/)
{
//Do not save persistent ignore objects without replacement prefab
return;
}
PersistentData goData = Create(go);
if (goData != null)
{
goData.ActiveSelf = go.activeSelf;
goData.ReadFrom(go);
data.Add(goData);
}
Component[] components;
if (persistentIgnore == null)
{
components = go.GetComponents <Component>().Where(c => c != null && !PersistentDescriptor.IgnoreTypes.Contains(c.GetType())).ToArray();
}
else
{
//if PersistentIgnore component exists save only Transform and PersistentIgnore components
components = go.GetComponents <Transform>();
Array.Resize(ref components, components.Length + 1);
components[components.Length - 1] = persistentIgnore;
}
for (int i = 0; i < components.Length; ++i)
{
Component component = components[i];
PersistentData componentData = PersistentData.Create(component);
if (componentData != null)
{
componentData.ReadFrom(component);
data.Add(componentData);
}
}
Transform transform = go.transform;
foreach (Transform childTransform in transform)
{
//Do not create childDescriptor for replacementPrefab child & for persistentIgnore without ReplacementPrefab
if (persistentIgnore == null /* || persistentIgnore.ReplacementPrefab != null && !persistentIgnore.IsChildOfReplacementPrefab(childTransform)*/)
{
//only for independent child
CreatePersistentData(childTransform.gameObject, data);
}
}
}
private static void FindPersistentIgnoreObjects(Transform t, List <UnityObject> pIgnoreObjects)
{
PersistentIgnore pIgnore = t.GetComponent <PersistentIgnore>();
if (pIgnore != null)
{
pIgnoreObjects.Add(pIgnore);
}
foreach (Transform c in t)
{
FindPersistentIgnoreObjects(c, pIgnoreObjects);
}
}
private static void CreatePersistentIngoreResourceGroups(ResourceMap map, List <UnityObject> ignoreObjects, Dictionary <UnityObject, int> dict)
{
for (int i = 0; i < ignoreObjects.Count; ++i)
{
PersistentIgnore io = (PersistentIgnore)ignoreObjects[i];
if (!io)
{
continue;
}
GameObject go = io.gameObject;
Transform tr = io.transform;
ResourceGroup[] resourceGroups = go.GetComponents <ResourceGroup>();
foreach (ResourceGroup rg in resourceGroups)
{
UnityObject.DestroyImmediate(rg);
}
List <ObjectToID> mappingsInGroup = new List <ObjectToID>();
ResourceGroup resourceGroup = go.AddComponent <ResourceGroup>();
resourceGroup.Guid = map.Guid;
int id;
if (!dict.TryGetValue(io, out id))
{
id = map.IncCounter();
dict.Add(io, id);
}
mappingsInGroup.Add(new ObjectToID(io, id));
if (!dict.TryGetValue(go, out id))
{
id = map.IncCounter();
dict.Add(go, id);
}
mappingsInGroup.Add(new ObjectToID(go, id));
if (!dict.TryGetValue(tr, out id))
{
id = map.IncCounter();
dict.Add(tr, id);
}
mappingsInGroup.Add(new ObjectToID(tr, id));
resourceGroup.Mapping = mappingsInGroup.OrderBy(m => m.Name).ToArray();
}
}
public static GameObject InstantiatePrefab(this GameObject prefab, Vector3 position, Quaternion rotation)
{
if (prefab == null)
{
return(null);
}
PersistentIgnore persistentIgnore = prefab.GetComponent <PersistentIgnore>();
if (persistentIgnore != null)
{
return(persistentIgnore.InstantiatePrefab(prefab, position, rotation));
}
return(UnityObject.Instantiate(prefab, position, rotation));
}
private void LoadMappings(ResourceGroup group, bool ignoreConflicts = false, List <int> ids = null)
{
if (!group.gameObject.IsPrefab())
{
PersistentIgnore ignore = group.GetComponent <PersistentIgnore>();
if (ignore == null || ignore.IsRuntime)
{
return;
}
}
ObjectToID[] mappings = group.Mapping;
for (int j = 0; j < mappings.Length; ++j)
{
ObjectToID mapping = mappings[j];
if (mapping.Object == null)
{
continue;
}
int realId = mapping.Object.GetInstanceID();
if (m_idToId.ContainsKey(realId))
{
if (ignoreConflicts)
{
continue;
}
Debug.LogError("key " + realId + "already added. Group " + group.name + " guid " + group.Guid + " mapping " + j + " mapped object " + mapping.Object);
}
m_idToId.Add(realId, mapping.Id);
if (ids != null)
{
//ss
ids.Add(realId);
}
}
}
public static void RestoreDataAndResolveDependencies(PersistentData[] dataObjects, Dictionary <long, UnityObject> objects)
{
//3. Create persistent data dictionary (new object id -> Persistent Data)
Dictionary <UnityObject, PersistentData> persistentData = new Dictionary <UnityObject, PersistentData>();
for (int i = 0; i < dataObjects.Length; ++i)
{
PersistentData data = dataObjects[i];
UnityObject obj;
if (objects.TryGetValue(data.InstanceId, out obj))
{
persistentData.Add(obj, data);
}
}
//4. Create replacement prefabs and replace PersistentIgnoreObjects
foreach (KeyValuePair <UnityObject, PersistentData> kvp in persistentData)
{
PersistentIgnore persistentIgnore = kvp.Key as PersistentIgnore;
if (persistentIgnore == null)
{
continue;
}
GameObject go = persistentIgnore.gameObject;
PersistentData goData = persistentData[go];
PersistentData scriptData = kvp.Value;
PersistentData transformData = persistentData[go.transform];
//Recover go data
goData.WriteTo(go, objects);
//Recover script data
scriptData.WriteTo(persistentIgnore, objects);
//Recover transform data
transformData.WriteTo(go.transform, objects);
/*
* if (persistentIgnore.ReplacementPrefab != null)
* {
* //make sure that Replacement prefab is not active,
* //this will prevent Awake and other methods from running too early
* persistentIgnore.ReplacementPrefab.gameObject.SetActive(false);
*
* PersistentIgnore replacementScript = UnityObject.Instantiate(persistentIgnore.ReplacementPrefab);
* List<GameObject> destroy = new List<GameObject>();
* //Destroy prefab children according to PersistentIgnore component settings
* foreach (Transform childTransform in replacementScript.transform)
* {
* if (!replacementScript.IsChildOfReplacementPrefab(childTransform))
* {
* destroy.Add(childTransform.gameObject);
* }
* }
* for (int i = 0; i < destroy.Count; ++i)
* {
* UnityObject.DestroyImmediate(destroy[i]);
* }
*
* //replace gameObject with repacementPrefab in objects dictionary
* //Thereby all other objects will reference replacementPrefab instad of gameObject
* objects[goData.InstanceId] = replacementScript.gameObject;
* objects[scriptData.InstanceId] = replacementScript;
* objects[transformData.InstanceId] = replacementScript.transform;
*
* //insert replacementPrefab to hierarchy
* replacementScript.transform.SetParent(go.transform.parent);
* foreach (Transform childTransform in go.transform)
* {
* childTransform.SetParent(replacementScript.transform);
* }
*
* UnityObject.Destroy(go); //Destroy gameObject which was replaced by replacement Prefab
* }
*/
}
List <GameObject> goList = new List <GameObject>();
List <bool> goActivationList = new List <bool>();
//5. Recover data using scene.Data
for (int i = 0; i < dataObjects.Length; ++i)
{
PersistentData data = dataObjects[i];
if (!objects.ContainsKey(data.InstanceId))
{
Debug.LogWarningFormat("objects does not have object with instance id {0} however PersistentData of type {1} is present", data.InstanceId, data.GetType());
continue;
}
UnityObject obj = objects[data.InstanceId];
data.WriteTo(obj, objects);
if (obj is GameObject)
{
goList.Add((GameObject)obj);
goActivationList.Add(data.ActiveSelf);
}
}
for (int i = 0; i < goList.Count; ++i)
{
bool activeSelf = goActivationList[i];
GameObject go = goList[i];
go.SetActive(activeSelf);
}
}
/// <summary>
/// Create PersistentDescriptor for gameObject recursive. Set PersistentDescriptor.Parent.
/// Used is process of creation of PersistentScene object for current scene
/// </summary>
/// <param name="go">gameObject (initally root gameObject)</param>
/// <param name="parentDescriptor">parent descriptor (initially null)</param>
/// <returns></returns>
public static PersistentDescriptor CreateDescriptor(GameObject go, PersistentDescriptor parentDescriptor = null)
{
PersistentIgnore persistentIgnore = go.GetComponent <PersistentIgnore>();
if (persistentIgnore != null /*&& persistentIgnore.ReplacementPrefab == null*/)
{
//Do not save persistent ignore objects without replacement prefab
return(null);
}
PersistentDescriptor descriptor = new PersistentDescriptor(go);
descriptor.Parent = parentDescriptor;
Component[] components;
if (persistentIgnore == null)
{
components = go.GetComponents <Component>().Where(c => c != null && !IgnoreTypes.Contains(c.GetType())).ToArray();
}
else
{
//if PersistentIgnore component exists then save only Transform and PersistentIgnore components
components = go.GetComponents <Transform>();
Array.Resize(ref components, components.Length + 1);
components[components.Length - 1] = persistentIgnore;
}
if (components.Length > 0)
{
descriptor.Components = new PersistentDescriptor[components.Length];
for (int i = 0; i < components.Length; ++i)
{
Component component = components[i];
PersistentDescriptor componentDescriptor = new PersistentDescriptor(component);
componentDescriptor.Parent = descriptor;
descriptor.Components[i] = componentDescriptor;
}
}
Transform transform = go.transform;
if (transform.childCount > 0)
{
List <PersistentDescriptor> children = new List <PersistentDescriptor>();
foreach (Transform child in transform)
{
//Do not create childDescriptor for replacementPrefab child & for persistentIgnore without ReplacementPrefab
if (persistentIgnore == null /* || persistentIgnore.ReplacementPrefab != null && !persistentIgnore.IsChildOfReplacementPrefab(child)*/)
{
//only for independent child
PersistentDescriptor childDescriptor = CreateDescriptor(child.gameObject, descriptor);
if (childDescriptor != null)
{
children.Add(childDescriptor);
}
}
}
descriptor.Children = children.ToArray();
}
return(descriptor);
}
