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diff --git a/APEX_1.4/include/ApexSDKCachedData.h b/APEX_1.4/include/ApexSDKCachedData.h
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+/*
+ * Copyright (c) 2008-2015, NVIDIA CORPORATION.  All rights reserved.
+ *
+ * NVIDIA CORPORATION and its licensors retain all intellectual property
+ * and proprietary rights in and to this software, related documentation
+ * and any modifications thereto.  Any use, reproduction, disclosure or
+ * distribution of this software and related documentation without an express
+ * license agreement from NVIDIA CORPORATION is strictly prohibited.
+ */
+
+
+#ifndef APEX_SDKCACHED_DATA_H
+#define APEX_SDKCACHED_DATA_H
+
+/*!
+\file
+\brief classes ModuleCachedData, ApexSDKCachedData
+*/
+
+#include "ApexSDK.h"
+
+namespace NvParameterized
+{
+class Interface;
+};
+
+namespace nvidia
+{
+namespace apex
+{
+
+
+/**
+\brief Cached data is stored per-module.
+*/
+class ModuleCachedData
+{
+public:
+	/**
+	 * \brief Retreives the cached data for the asset, if it exists.
+	 *
+	 * Otherwise returns NULL.
+	 */
+	virtual ::NvParameterized::Interface*	getCachedDataForAssetAtScale(Asset& asset, const PxVec3& scale) = 0;
+
+	/**	
+	 *	\brief Serializes the cooked data for a single asset into a stream.
+	 */
+	virtual PxFileBuf& serializeSingleAsset(Asset& asset, PxFileBuf& stream) = 0;
+
+	/**	
+	 *	\brief Deserializes the cooked data for a single asset from a stream.
+	 */
+	virtual PxFileBuf& deserializeSingleAsset(Asset& asset, PxFileBuf& stream) = 0;
+};
+
+/**
+\brief A method for storing actor data in a scene
+*/
+class ApexSDKCachedData
+{
+public:
+	/**
+	 * \brief Retreives the scene cached data for the actor, if it exists.
+	 *
+	 * Otherwise returns NULL.
+	 */
+	virtual ModuleCachedData*	getCacheForModule(AuthObjTypeID moduleID) = 0;
+
+	/**
+	 * \brief Save cache configuration to a stream
+	 */
+	virtual PxFileBuf&  		serialize(PxFileBuf&) const = 0;
+
+	/**
+	 * \brief Load cache configuration from a stream
+	 */
+	virtual PxFileBuf&  		deserialize(PxFileBuf&) = 0;
+
+	/**
+	 * \brief Clear data
+	 */
+	virtual void				clear(bool force = true) = 0;
+
+protected:
+	ApexSDKCachedData() {}
+	virtual						~ApexSDKCachedData() {}
+};
+
+}
+} // end namespace nvidia::apex
+
+
+#endif // APEX_SDKCACHED_DATA_H