public void Restore(object str)
{
Profiler.BeginSample("VFXGraph.Restore");
var scriptableObject = VFXMemorySerializer.ExtractObjects(str as byte[], false);
Profiler.BeginSample("VFXGraph.Restore SendUnknownChange");
foreach (var model in scriptableObject.OfType <VFXModel>())
{
model.OnUnknownChange();
}
Profiler.EndSample();
Profiler.EndSample();
m_ExpressionGraphDirty = true;
m_ExpressionValuesDirty = true;
m_DependentDirty = true;
}
private static Func <object, bool, ScriptableObject[]> GetExtractObjectsFunction()
{
var advancedMethod = typeof(VFXMemorySerializer).GetMethod("ExtractObjects", BindingFlags.Public | BindingFlags.Static, null, new[] { typeof(byte[]), typeof(bool) }, null);
if (advancedMethod != null)
{
return(delegate(object objects, bool asCopy)
{
return advancedMethod.Invoke(null, new object[] { objects as byte[], asCopy }) as ScriptableObject[];
});
}
return(delegate(object objects, bool asCopy)
{
return VFXMemorySerializer.ExtractObjects(objects as string, asCopy);
});
}
static void OnCompileResource(VisualEffectResource resource)
{
if (resource != null)
{
VFXGraph graph = resource.graph as VFXGraph;
if (graph != null)
{
if (!graph.sanitized)
{
//Early return, the reimport will be forced with the next OnPostprocessAllAssets after Sanitize
resource.ClearRuntimeData();
}
else
{
//Workaround, use backup system to prevent any modification of the graph during compilation
//The responsible of this unexpected change is PrepareSubgraphs => RecurseSubgraphRecreateCopy => ResyncSlots
//It will let the VFXGraph in a really bad state after compilation.
graph = resource.GetOrCreateGraph();
var dependencies = new HashSet <ScriptableObject>();
dependencies.Add(graph);
graph.CollectDependencies(dependencies);
var backup = VFXMemorySerializer.StoreObjectsToByteArray(dependencies.ToArray(), CompressionLevel.None);
graph.CompileForImport();
VFXMemorySerializer.ExtractObjects(backup, false);
//The backup during undo/redo is actually calling UnknownChange after ExtractObjects
//You have to avoid because it will call ResyncSlot
}
}
else
{
Debug.LogError("OnCompileResource error - VisualEffectResource without graph");
}
}
}
