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diff --git a/APEX_1.4/include/iofx/IofxRenderable.h b/APEX_1.4/include/iofx/IofxRenderable.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 IOFX_RENDERABLE_H
+#define IOFX_RENDERABLE_H
+
+#include "foundation/Px.h"
+#include "ApexInterface.h"
+#include "Renderable.h"
+#include "IofxRenderCallback.h"
+
+namespace nvidia
+{
+namespace apex
+{
+
+PX_PUSH_PACK_DEFAULT
+
+/**
+\brief IofxSharedRenderData stores common render data shared by several IOFX Renderables.
+*/
+struct IofxSharedRenderData
+{
+	uint32_t	maxObjectCount; //!< maximum number of particles
+	uint32_t	activeObjectCount; //!< currently active number of particles
+};
+
+/**
+\brief IofxSpriteSharedRenderData stores sprite render data shared by several IOFX Renderables.
+*/
+struct IofxSpriteSharedRenderData : IofxSharedRenderData
+{
+	IofxSpriteRenderLayout	spriteRenderLayout; //!< sprite render layout
+	UserRenderBuffer*			spriteRenderBuffer; //!< sprite render buffer
+	UserRenderSurface*		spriteRenderSurfaces[IofxSpriteRenderLayout::MAX_SURFACE_COUNT]; //!< sprite render surfaces
+};
+
+/**
+\brief IofxMeshSharedRenderData stores mesh render data shared by several IOFX Renderables.
+*/
+struct IofxMeshSharedRenderData : IofxSharedRenderData
+{
+	IofxMeshRenderLayout		meshRenderLayout; //!< mesh render layout
+	UserRenderBuffer*			meshRenderBuffer; //!< mesh render buffer
+};
+
+/**
+\brief IofxCommonRenderData stores common render data for one IOFX Renderable.
+*/
+struct IofxCommonRenderData
+{
+	uint32_t		startIndex; //!< index of the first particle in render buffer
+	uint32_t		objectCount; //!< number of particles in render buffer
+
+	const char*		renderResourceNameSpace; //!< render resource name space
+	const char*		renderResourceName; //!< render resource name
+	void*			renderResource; //!< render resource
+};
+
+/**
+\brief IofxSpriteRenderData stores sprite render data for one IOFX Renderable.
+*/
+struct IofxSpriteRenderData : IofxCommonRenderData
+{
+	uint32_t		visibleCount; //!< number of visible particles (if sprite depth sorting is enabled, includes only particles in front of the view frustrum)
+
+	const IofxSpriteSharedRenderData* sharedRenderData; //!< reference to Sprite shared render data
+};
+
+/**
+\brief IofxMeshRenderData stores mesh render data for one IOFX Renderable.
+*/
+struct IofxMeshRenderData : IofxCommonRenderData
+{
+	const IofxMeshSharedRenderData* sharedRenderData; //!< reference to Mesh shared render data
+};
+
+class IofxSpriteRenderable;
+class IofxMeshRenderable;
+
+/**
+ \brief The IOFX renderable represents a unit of rendering.
+		It contains complete information to render a batch of particles with the same material/mesh in the same render volume.
+*/
+class IofxRenderable : public ApexInterface
+{
+public:
+	/**
+	\brief Type of IOFX renderable
+	*/
+	enum Type
+	{
+		SPRITE, //!< Sprite particles type
+		MESH //!< Mesh particles type
+	};
+
+	/**
+	\brief Return Type of this renderable.
+	*/
+	virtual Type						getType() const = 0;
+
+	/**
+	\brief Return Sprite render data for Sprite renderable and NULL for other types.
+	*/
+	virtual const IofxSpriteRenderData*	getSpriteRenderData() const = 0;
+
+	/**
+	\brief Return Mesh render data for Mesh renderable and NULL for other types.
+	*/
+	virtual const IofxMeshRenderData*	getMeshRenderData() const = 0;
+
+	/**
+	\brief Return AABB of this renderable.
+	*/
+	virtual const physx::PxBounds3&		getBounds() const = 0;
+
+protected:
+	virtual	~IofxRenderable() {}
+
+};
+
+PX_POP_PACK
+
+}
+} // end namespace nvidia
+
+#endif // IOFX_RENDERABLE_H