Get rid of lxTangibleInterface

Source/Integration/Tangible.cpp

@@ -114,7 +114,11 @@ void UlxTangible::MaybeExecuteAnimStateChanged() {
 		FString blueprint = AnimTracker.GetCurrentBlueprintName();
 		if (blueprint.IsEmpty()) blueprint = DEFAULT_BLUEPRINT;
 		SetActorBlueprint(blueprint);
-		IlxTangibleInterface::Execute_AnimationQueueChanged(GetActor());
+		AActor *actor = GetActor();
+		UFunction *aqchanged = UlxTangibleManager::GetAnimationQueueChanged(actor->GetClass());
+		if (aqchanged != nullptr) {
+			actor->ProcessEvent(aqchanged, nullptr);
+		}
 	}
 }
 

Source/Integration/Tangible.h

@@ -10,34 +10,6 @@
 
 class UlxTangibleManager;
 
-// This class does not need to be modified.
-UINTERFACE(Blueprintable)
-class UlxTangibleInterface : public UInterface
-{
-	GENERATED_BODY()
-};
-
-/**
- *
- * IlxTangibleInterface
- * 
- * This class implements the interface that an Actor must implement
- * in order for that Actor to be usable as a Tangible.
- *
- */
-
-class INTEGRATION_API IlxTangibleInterface
-{
-	GENERATED_BODY()
-
-		// Add interface functions to this class. This is the class that will be inherited to implement this interface.
-public:
-	// Whenever the animation queue of a tangible changes in any way, this function
-	// gets called automatically.
-	UFUNCTION(BlueprintImplementableEvent, Category = "Luprex|Animation Queue")
-	bool AnimationQueueChanged();
-};
-
 
 /**
  *	

Source/Integration/TangibleManager.cpp

@@ -10,6 +10,13 @@ using namespace DebugPrint;
 using TanArray = UlxTangibleManager::TanArray;
 using IdArray = UlxTangibleManager::IdArray;
 
+UFunction *UlxTangibleManager::GetAnimationQueueChanged(UClass *uclass) {
+	UFunction *result = uclass->FindFunctionByName(FName(TEXT("Animation Queue Changed")));
+	if (result == nullptr) return nullptr;
+	if (result->ParmsSize != 0) return nullptr;
+	return result;
+}
+
 UClass *UlxTangibleManager::GetTangibleClass(const FString &name) {
 	if (name.IsEmpty()) {
 		return nullptr;
@@ -22,14 +29,19 @@ UClass *UlxTangibleManager::GetTangibleClass(const FString &name) {
 	path += TCHAR('_');
 	path += TCHAR('C');
 	UClass *result = LoadObject<UClass>(nullptr, *path);
-	if (result != nullptr) {
+	if (result == nullptr) {
+		UE_LOG(LogBlueprint, Error, TEXT("No such UClass: %s"), *path);
+		return nullptr;
+	}
 	if (!result->IsChildOf(AActor::StaticClass())) {
+		UE_LOG(LogBlueprint, Error, TEXT("UClass is not an actor: %s"), *path);
 		return nullptr;
 	}
-		if (!result->ImplementsInterface(UlxTangibleInterface::StaticClass())) {
+	UFunction *aqchanged = GetAnimationQueueChanged(result);
+	if (aqchanged == nullptr) {
+		UE_LOG(LogBlueprint, Error, TEXT("UClass does not have 'Animation Queue Changed' function: %s"), *path);
 		return nullptr;
 	}
-	}
 	return result;
 }
 

Source/Integration/TangibleManager.h

@@ -101,5 +101,9 @@ public:
 	// Convert a blueprint name to a blueprint class.
 	//
 	UClass *GetTangibleClass(const FString &name);
+
+	// Get the Animation Queue Changed function from a UClass.
+	//
+	static UFunction *GetAnimationQueueChanged(UClass *uclass);
 };
 

Source/Integration/UtilityLibrary.cpp

@@ -22,7 +22,10 @@ void UlxUtilityLibrary::CallFunctionByName(UObject *object, const FString &namep
 		FBlueprintCoreDelegates::ThrowScriptException(FFrame::GetThreadLocalTopStackFrame()->Object, *FFrame::GetThreadLocalTopStackFrame(), ExceptionInfo);
 		return;
 	}
-	UFunction* function = object->FindFunction(FName(*fullname));
+//	UFunction* function = object->FindFunction(FName(*fullname));
+
+    UClass *uclass = object->GetClass();
+    UFunction* function = uclass->FindFunctionByName(FName(*fullname));
 	if (function == nullptr) {
 		function = object->FindFunction(FName(*fallback));
 		if (function == nullptr) {