4.5 port

set OSC_ENGINE_VERSION value to compile for an earlier version

OSC/Source/OSC/Private/Common/OscDataElemStruct.h

@@ -90,15 +90,25 @@ struct FOscDataElemStruct
 
     void SetString(FName value)
     {
+#if OSC_ENGINE_VERSION < 40500
         static_assert(sizeof(value) <= sizeof(Data), "Too short to hold the string value.");
+        Data = *reinterpret_cast<const int64*>(&value);
+#else
+        static_assert(sizeof(FMinimalName) <= sizeof(Data), "Too short to hold the string value.");
+        const auto mininal = NameToMinimalName(value);
+        Data = *reinterpret_cast<const int64*>(&mininal);
+#endif
         Type = STRING;
-        Data = *reinterpret_cast<int64*>(&value);
         assert(value == AsStringValue());
     }
 
     FName AsStringValue() const
     {
+#if OSC_ENGINE_VERSION < 40500
         return *reinterpret_cast<const FName *>(&Data);
+#else
+        return MinimalNameToName(*reinterpret_cast<const FMinimalName *>(&Data));
+#endif
     }
 
     bool IsString() const

OSC/Source/OSC/Private/Osc.h

@@ -1,6 +1,10 @@
 #pragma once
 
 
+// Target engine version. Used to enable compatibility code.
+#define OSC_ENGINE_VERSION 40500
+
+
 /* Public Dependencies
  *****************************************************************************/
 

OSC/Source/OSC/Private/Receive/OscDispatcher.cpp

@@ -150,7 +150,11 @@ void UOscDispatcher::Callback(const FArrayReaderPtr& data, const FIPv4Endpoint&)
         {
             FSimpleDelegateGraphTask::CreateAndDispatchWhenReady(
                 FSimpleDelegateGraphTask::FDelegate::CreateUObject(this, &UOscDispatcher::CallbackMainThread),
+#if OSC_ENGINE_VERSION < 40500
                 TEXT("OscDispatcherProcessMessages"),
+#else
+                TStatId(),
+#endif
                 nullptr,
                 ENamedThreads::GameThread);
         }

README.md

@@ -8,6 +8,7 @@ Integration
 ===========
 
 Put the "OSC" folder in a "Plugins" folder in the project root.
+
 e.g. "/MyProject/Plugins/OSC"
 
 
@@ -15,12 +16,27 @@ Usage
 =====
 
  - Receiver:
+ 
 Set the listening port in the plugin settings.
-Add a OscReceiverComponent to your Blueprint class.
+
-Bind the OnOscReceived custom event.
+Add a OscReceiverComponent to your Blueprint class and bind the OnOscReceived custom event, or
+
+Subclass the OscReceiverActor and bind the OnOscReceived custom event.
+
 Use the PopFloat/Int/Bool/String functions to retrieve the OSC message parameters.
 
+
  - Sender:
+ 
 Set the "send to" addresses in the plugin settings.
+
 Use the PushFloat/Int/Bool/String functions to build the OSC message parameters.
+
 Use the SendOsc function to send the OSC message
+
+
+Engine version
+=====
+Tested on UE 4.4, UE 4.5 (Windows, MacOSX)
+
+Set the OSC_ENGINE_VERSION value (in Source/OSC/Private/Osc.h) to compile for a specific engine version.