1 files changed, 139 insertions, 0 deletions
diff --git a/Runtime/Scripting/ScriptingObjectWithIntPtrField.h b/Runtime/Scripting/ScriptingObjectWithIntPtrField.h
new file mode 100644
index 0000000..e4cbf99
--- /dev/null
+++ b/Runtime/Scripting/ScriptingObjectWithIntPtrField.h
@@ -0,0 +1,139 @@
+#pragma once
+
+#include "Runtime/Scripting/ScriptingUtility.h"
+
+#if 1 //!UNITY_WINRT
+#if ENABLE_MONO
+extern int* s_MonoDomainContainer;
+#endif
+template<class T>
+struct ScriptingObjectWithIntPtrField
+{
+	ScriptingObjectPtr object;
+
+	ScriptingObjectWithIntPtrField(ScriptingObjectPtr o) : object(o) {}
+
+	T& operator * () const
+	{
+		return GetReference ();
+	}
+	
+	T* operator -> () const
+	{
+		return &GetReference ();
+	}
+
+	operator T* () const
+	{
+		return GetPtr ();
+	}
+	
+	inline T& GetReference () const
+	{
+		void* nativePointer = GetPtr();
+
+		if (nativePointer == NULL)
+			Scripting::RaiseNullException ("");
+		
+		return *reinterpret_cast<T*> (nativePointer);
+	}
+
+	typedef void ExecuteOnManagedFinalizer(void* obj);
+
+	inline void SetPtr(T* ptr, ExecuteOnManagedFinalizer* eomf = NULL)
+	{
+	#if ENABLE_MONO
+		Assert(ptr == NULL || GET_CURRENT_ALLOC_ROOT_HEADER() == NULL
+			|| GET_CURRENT_ALLOC_ROOT_HEADER() == GET_ALLOC_HEADER(s_MonoDomainContainer, kMemMono));
+		ExtractMonoObjectData<T*>(object) = ptr;
+		(void)eomf;
+	#elif UNITY_FLASH
+		
+		__asm __volatile__("obj_g0 = marshallmap.getObjectWithId(%0);"::"r"(object));
+		__asm __volatile__("obj_g0.m_Ptr = %0;"::"r"(ptr));
+
+		//We only insert this if we actually have a way to clean it...if we don't then there's no point in inserting it in the finalizer map.
+		if(eomf == NULL)
+			return;
+			
+		__asm __volatile__("finalizePtrsMap[%0] = %1;" : : "r"(ptr),"r"(eomf));
+		__asm __volatile__("finalizeMap[obj_g0] = %0;"::"r"(ptr));
+	#elif UNITY_WINRT
+		static BridgeInterface::IMarshalling^ marshaller = s_WinRTBridge->Marshalling;
+		marshaller->MarshalNativePtrIntoFirstFieldGC(object.GetHandle(), (int)ptr);
+		//typedef void (__stdcall *TMarshalNativePtrIntoFirstField)(ScriptingObjectPtr, int);
+		//static TMarshalNativePtrIntoFirstField call = (TMarshalNativePtrIntoFirstField)GetWinRTMarshalling()->GetMarshalNativePtrIntoFirstFieldDelegatePtr();
+		//call(object, (int)ptr);
+	#endif	
+	}
+
+	inline T* GetPtr() const
+	{
+		if (!object)
+			return NULL;
+		
+	#if ENABLE_MONO
+		return ExtractMonoObjectData<T*>(object);
+	#elif UNITY_FLASH
+		T* result;
+		__asm __volatile__("%0 = marshallmap.getObjectWithId(%1).m_Ptr;" : "=r"(result) : "r"(object));
+		return result;
+	#elif UNITY_WINRT
+		static BridgeInterface::IMarshalling^ marshaller = s_WinRTBridge->Marshalling;
+		return (T*)marshaller->MarshalFirstFieldIntoNativePtrGC(object.GetHandle());
+		//typedef int (__stdcall *TMarshalFirstFieldIntoNativePtr)(ScriptingObjectPtr);
+		//static TMarshalFirstFieldIntoNativePtr call = (TMarshalFirstFieldIntoNativePtr)GetWinRTMarshalling()->GetMarshalFirstFieldIntoNativePtrDelegatePtr();
+		//return (T*)call(object);
+	#endif	
+	}
+
+	inline ScriptingObjectPtr GetScriptingObject()
+	{
+		return object;
+	}
+};
+#else
+// THIS WON'T WORK because cachedPtr doesn't derive from Object, thus we cannot extract ScriptingObjectPtr from cachedPtr
+template<class T>
+struct ScriptingObjectWithIntPtrField
+{
+	T* cachedPtr;
+
+	ScriptingObjectWithIntPtrField(void* o) : cachedPtr((T*)o) {}
+
+	T& operator * () const
+	{
+		return *cachedPtr;
+	}
+	
+	T* operator -> () const
+	{
+		return cachedPtr;
+	}
+
+	operator T* () const
+	{
+		return cachedPtr;
+	}
+	
+	inline T& GetReference () const
+	{
+		return *cachedPtr;
+	}
+
+	inline T* GetPtr() const
+	{
+		return cachedPtr;
+	}
+
+	typedef void ExecuteOnManagedFinalizer(void* obj);
+
+	inline void SetPtr(T* ptr, ExecuteOnManagedFinalizer* eomf = NULL)
+	{
+		if (cachedPtr != NULL)
+		{
+			s_WinRTBridge->Marshalling->MarshalNativePtrIntoFirstField(ObjectToScriptingObjectImpl(cachedPtr), (int)ptr);
+		}
+	}
+};
+#endif