private void MoveToTransientPackage(IntPtr obj)
{
// Copy of UObjectBase.cpp UClassCompiledInDefer
// Check if rooted?
Native_UObjectBaseUtility.RemoveFromRoot(obj);
Native_UObjectBaseUtility.ClearFlags(obj, EObjectFlags.Standalone | EObjectFlags.Public);
IntPtr defaultObject = Native_UClass.GetDefaultObject(obj, false);
if (defaultObject != IntPtr.Zero)
{
// Check if rooted?
Native_UObjectBaseUtility.RemoveFromRoot(defaultObject);
Native_UObjectBaseUtility.ClearFlags(defaultObject, EObjectFlags.Standalone | EObjectFlags.Public);
}
FName oldClassRename = NativeReflection.MakeUniqueObjectName(NativeReflection.GetTransientPackage(),
Native_UObjectBase.GetClass(obj), new FName("USharpHotReload_" + Native_UObjectBase.GetFName(obj)));
using (FStringUnsafe oldClassRenameUnsafe = new FStringUnsafe(oldClassRename.ToString()))
{
Native_UObject.Rename(obj, ref oldClassRenameUnsafe.Array, NativeReflection.GetTransientPackage(), ERenameFlags.None);
}
Native_UObjectBaseUtility.SetFlags(obj, EObjectFlags.Transient);
Native_UObjectBaseUtility.AddToRoot(obj);
}
private static Invoker StartInvoker(object obj, InvokerHandlerType handlerType, Delegate handler, InvokerType type,
ulong value, ulong repeatValue, CoroutineGroup group = CoroutineGroup.Tick, bool pool = PoolByDefault)
{
IntPtr world = IntPtr.Zero;
UObject ownerObj = obj as UObject;
if (ownerObj != null)
{
world = Native_UObject.GetWorld(ownerObj.Address);
Debug.Assert(world != IntPtr.Zero, "UObject invokers must be objects with a UWorld reference (e.g. AActor) - " +
"this is so that the invoker can be stopped when the world is destroyed.");
}
Invoker invoker = pool ? InvokerPool.GetObject() : new Invoker();
invoker.OwnerWorld = world;
invoker.Owner = obj;
invoker.SetHandler(handlerType, handler);
switch (type)
{
case InvokerType.Delay:
TimeSpan time = TimeSpan.FromTicks((long)value);
TimeSpan repeatTime = TimeSpan.FromTicks((long)repeatValue);
if (repeatTime != default(TimeSpan))
{
invoker.SetTime(time, repeatTime);
}
else
{
invoker.SetTime(time);
}
break;
case InvokerType.Ticks:
if (repeatValue != default(ulong))
{
invoker.SetTicks(value, repeatValue);
}
else
{
invoker.SetTicks(value);
}
break;
case InvokerType.Frames:
if (repeatValue != default(ulong))
{
invoker.SetFrames(value, repeatValue);
}
else
{
invoker.SetFrames(value);
}
break;
}
invoker.SetGroup(group);
invoker.Start();
return(invoker);
}
private IntPtr GetDefaultWorld()
{
#if WITH_EDITORONLY_DATA
FWorldContext worldContext = new FWorldContext(Native_UEditorEngine.GetPIEWorldContext(FGlobals.GEditor));
return(worldContext.IsNull ? IntPtr.Zero : worldContext.CurrentWorld);
#else
return(Native_UObject.GetWorld(FGlobals.GEngine));
#endif
}
public IntPtr GetFunctionAddress()
{
if (FunctionName == FName.None)
{
return(IntPtr.Zero);
}
IntPtr obj = Object.GetPtr();
return(obj == IntPtr.Zero ? IntPtr.Zero : Native_UObject.FindFunction(obj, ref FunctionName));
}
private static bool ValidateFunction(UObject obj, FName functionName)
{
// Same validation that is in UKismetSystemLibrary::K2_SetTimer
if (obj != null && functionName != FName.None)
{
IntPtr functionAddress = Native_UObject.FindFunction(obj.Address, ref functionName);
if (functionAddress != IntPtr.Zero && Native_UFunction.Get_ParmsSize(functionAddress) > 0)
{
// User passed in a valid function, but one that takes parameters
// FTimerDynamicDelegate expects zero parameters and will choke on execution if it tries
// to execute a mismatched function
FMessage.Log(ELogVerbosity.Warning, "SetTimer passed a function (" +
NativeReflection.GetPathName(functionAddress) + ") that expects parameters.");
return(false);
}
}
return(true);
}
public ManagedUnrealClass(Type type, string packageName, string className, IntPtr parentClass)
{
Type = type;
PackageName = packageName;
ClassName = className;
ParentClass = parentClass;
ClassConstructor = Constructor;
ClassVTableHelperCtorCaller = VTableHelperCtorCaller;
ClassAddReferencedObjects = AddReferencedObjects;
// This is what FKismetCompilerContext::CleanAndSanitizeClass uses
IntPtr parentClassWithin = Native_UClass.Get_ClassWithin(ParentClass);
WithinClass = parentClassWithin != IntPtr.Zero ? parentClassWithin : Native_UObject.StaticClass();
NonUSharpClassParentClass = FindFirstNonUSharpClassParentClass(ParentClass);
NativeParentClass = FindFirstNativeParentClass(ParentClass);
}
private static void OnPostWorldCleanup(IntPtr world, bool sessionEnded, bool cleanupResources)
{
List <UObject> objectsToRemove = new List <UObject>();
foreach (KeyValuePair <UObject, List <Invoker> > obj in invokersByUObject)
{
if (obj.Key.Address != IntPtr.Zero)
{
IntPtr objWorld = Native_UObject.GetWorld(obj.Key.Address);
if (objWorld == world)
{
objectsToRemove.Add(obj.Key);
}
}
else
{
objectsToRemove.Add(obj.Key);
}
}
foreach (UObject obj in objectsToRemove)
{
StopAllInvokers(obj, true);
}
}