static void RestoreCrossSceneReferences()
{
Scene activeScene = new Scene();
AmsMultiSceneSetup activeSetup = null;
List<AmsMultiSceneSetup.SceneEntry> bakedScenes = new List<AmsMultiSceneSetup.SceneEntry>();
GetCommonParameters( ref activeScene, ref activeSetup, bakedScenes );
if ( bakedScenes.Count < 1 )
return;
AmsDebug.Log( null, "Running RestoreCrossSceneReferences on Scene {0}", activeScene.name );
// Do the merge (bake)
var targetCrossRefs = AmsCrossSceneReferences.GetSceneSingleton( activeScene, false );
if ( targetCrossRefs )
targetCrossRefs.ResolvePendingCrossSceneReferences();
foreach( var entry in bakedScenes )
{
if ( !entry.scene.isLoaded )
{
AmsDebug.LogError( activeSetup, "Could not restore cross-scene references for non-loaded scene: {0}", entry.scene.name );
continue;
}
var sourceCrossRefs = AmsCrossSceneReferences.GetSceneSingleton( entry.scene.scene, false );
if ( sourceCrossRefs )
sourceCrossRefs.ResolvePendingCrossSceneReferences();
}
}
static void MergeScenes()
{
Scene activeScene = new Scene();
AmsMultiSceneSetup activeSetup = null;
List<AmsMultiSceneSetup.SceneEntry> bakedScenes = new List<AmsMultiSceneSetup.SceneEntry>();
GetCommonParameters( ref activeScene, ref activeSetup, bakedScenes );
if ( bakedScenes.Count < 1 )
return;
AmsDebug.Log( null, "Running MergeScenes on Scene {0}", activeScene.name );
foreach( var entry in bakedScenes )
{
if ( !entry.scene.isLoaded )
{
AmsDebug.LogError( activeSetup, "Could not merge non-loaded scene: {0}", entry.scene.name );
continue;
}
var sourceCrossRefs = AmsCrossSceneReferences.GetSceneSingleton( entry.scene.scene, false );
if ( sourceCrossRefs )
GameObject.DestroyImmediate( sourceCrossRefs.gameObject, false );
AmsDebug.Log( null, "Merging {0} into {1}", entry.scene.name, activeScene.name );
EditorSceneManager.MergeScenes( entry.scene.scene, activeScene );
}
} // MergeScenes
public static void HandleCrossSceneReferences( IList<Scene> scenes )
{
// If we don't allow cross-scene references, then early return.
var crossSceneReferenceBehaviour = AmsPreferences.CrossSceneReferencing;
bool bSkipCrossSceneReferences = (crossSceneReferenceBehaviour == AmsPreferences.CrossSceneReferenceHandling.UnityDefault);
bool bSaveCrossSceneReferences = (crossSceneReferenceBehaviour == AmsPreferences.CrossSceneReferenceHandling.Save);
if ( bSkipCrossSceneReferences || scenes.Count < 1 )
return;
// We need to create an AmsMultiSceneSetup singleton in every scene. This is how we keep track of Awake scenes and
// it also allows us to use cross-scene references.
foreach( var scene in scenes )
{
if ( !scene.isLoaded )
continue;
// Reset all of the cross-scene references for loaded scenes.
var crossSceneRefBehaviour = AmsCrossSceneReferences.GetSceneSingleton( scene, true );
for (int i = 0 ; i < EditorSceneManager.sceneCount ; ++i)
{
var otherScene = EditorSceneManager.GetSceneAt(i);
if ( otherScene.isLoaded )
crossSceneRefBehaviour.ResetCrossSceneReferences( otherScene );
}
}
var xSceneRefs = AmsCrossSceneReferenceProcessor.GetCrossSceneReferencesForScenes( scenes );
if ( bSaveCrossSceneReferences && xSceneRefs.Count > 0 )
{
AmsDebug.LogWarning( null, "Ams Plugin: Found {0} Cross-Scene References. Saving them.", xSceneRefs.Count );
AmsCrossSceneReferenceProcessor.SaveCrossSceneReferences( xSceneRefs );
}
// Zero-out these cross-scene references so we can save without pulling in those assets.
for(int i = 0 ; i < xSceneRefs.Count ; ++i)
{
var xRef = xSceneRefs[i];
int refIdToRestore = xRef.fromProperty.objectReferenceInstanceIDValue;
if ( !bSaveCrossSceneReferences )
Debug.LogWarningFormat( "Cross-Scene Reference {0} will become null", xRef );
// Set it to null.
xRef.fromProperty.objectReferenceInstanceIDValue = 0;
xRef.fromProperty.serializedObject.ApplyModifiedPropertiesWithoutUndo();
// Restore if we're not about to enter play mode
if ( !EditorApplication.isPlayingOrWillChangePlaymode )
{
EditorApplication.delayCall += () =>
{
AmsDebug.Log( null, "Restoring Cross-Scene Ref (Post-Save): {0}", xRef );
xRef.fromProperty.objectReferenceInstanceIDValue = refIdToRestore;
xRef.fromProperty.serializedObject.ApplyModifiedPropertiesWithoutUndo();
};
}
}
}
/// <summary>
/// Save all of the passed-in cross-scene references. The entries in the passed-in list will be removed as they are properly accounted for.
/// </summary>
/// <param name="editorCrossSceneRefs"></param>
public static void SaveCrossSceneReferences( List<EditorCrossSceneReference> editorCrossSceneRefs )
{
// Save all of the cross-scene references, removing them from our input list as we receive them
for( int i = editorCrossSceneRefs.Count-1 ; i >= 0 ; --i)
{
var xRef = editorCrossSceneRefs[i];
AmsDebug.Log( null, "Saving Cross-Scene Reference: {0}", xRef );
try
{
RuntimeCrossSceneReference serializedReference = xRef.ToSerializable();
try
{
// Save the object
var initialObject = xRef.fromProperty.objectReferenceValue;
// Resolve it (this can throw exceptions)
AmsCrossSceneReferenceResolver.Resolve( serializedReference );
#if UNITY_5_6_OR_NEWER
xRef.fromProperty.serializedObject.UpdateIfRequiredOrScript();
#else
xRef.fromProperty.serializedObject.UpdateIfDirtyOrScript();
#endif
// Check to make sure it resolved properly
if ( initialObject && xRef.fromProperty.objectReferenceValue != initialObject )
throw new ResolveException( string.Format("Resolve should have pointed to {0} ({1}) but instead resolved to {2} ({3})", initialObject ? initialObject.ToString() : "(null)", initialObject ? initialObject.GetInstanceID() : 0, xRef.fromProperty.objectReferenceValue, xRef.fromProperty.objectReferenceInstanceIDValue) );
}
catch ( System.Exception ex )
{
AmsDebug.LogError( xRef.fromObject, "Could not perform a runtime resolve on cross-scene reference {0}.\nReason: {1}. Please review Documentation.", serializedReference, ex.Message );
continue;
}
// Record the cross-scene reference
var crossSceneRefBehaviour = AmsCrossSceneReferences.GetSceneSingleton( xRef.fromScene, true );
crossSceneRefBehaviour.AddReference( serializedReference );
// Add an updated reference map value
if ( _referenceMap != null )
_referenceMap.Add( new KeyValuePair<SerializedProperty, Object>(xRef.fromProperty, xRef.fromProperty.objectReferenceValue) );
}
catch ( UnityException ex )
{
Debug.LogException( ex );
}
}
}