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diff --git a/APEX_1.4/include/turbulencefs/TurbulenceRenderable.h b/APEX_1.4/include/turbulencefs/TurbulenceRenderable.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 TURBULENCE_RENDERABLE_H
+#define TURBULENCE_RENDERABLE_H
+
+#include "foundation/Px.h"
+#include "ApexInterface.h"
+#include "Renderable.h"
+#include "TurbulenceRenderCallback.h"
+
+namespace nvidia
+{
+namespace apex
+{
+
+PX_PUSH_PACK_DEFAULT
+
+/**
+ \brief Render surface field type
+ */
+struct TurbulenceFieldType
+{
+	/**
+	 \brief Enum of render surface field types
+	 */
+	enum Enum
+	{
+		VELOCITY = 0,
+		DENSITY,
+		FLAME,
+
+		MAX_COUNT
+	};
+};
+
+/**
+ \brief TurbulenceRenderData stores render data for one Turbulence Renderable.
+ */
+struct TurbulenceRenderData
+{
+	///UserRenderSurfaceDesc array for all field types
+	UserRenderSurfaceDesc	fieldSurfaceDescs[TurbulenceFieldType::MAX_COUNT];
+	
+	///UserRenderSurface array for all field types
+	UserRenderSurface*		fieldSurfaces[TurbulenceFieldType::MAX_COUNT];
+};
+
+/**
+ \brief The Turbulence renderable represents a unit of rendering.
+ 
+ It contains complete information to render one Turbulence Actor.
+*/
+class TurbulenceRenderable : public ApexInterface
+{
+public:
+	///Return render data.
+	virtual const TurbulenceRenderData*	getRenderData() const = 0;
+
+	///Return AABB of this renderable.
+	virtual const physx::PxBounds3&		getBounds() const = 0;
+
+protected:
+	virtual	~TurbulenceRenderable() {}
+
+};
+
+PX_POP_PACK
+
+}
+} // end namespace nvidia
+
+#endif // TURBULENCE_RENDERABLE_H