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diff --git a/PhysX_3.4/Samples/SampleFramework/renderer/include/RendererInstanceBuffer.h b/PhysX_3.4/Samples/SampleFramework/renderer/include/RendererInstanceBuffer.h
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+// This code contains NVIDIA Confidential Information and is disclosed to you
+// under a form of NVIDIA software license agreement provided separately to you.
+//
+// Notice
+// NVIDIA Corporation and its licensors retain all intellectual property and
+// proprietary rights in and to this software and 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.
+//
+// ALL NVIDIA DESIGN SPECIFICATIONS, CODE ARE PROVIDED "AS IS.". NVIDIA MAKES
+// NO WARRANTIES, EXPRESSED, IMPLIED, STATUTORY, OR OTHERWISE WITH RESPECT TO
+// THE MATERIALS, AND EXPRESSLY DISCLAIMS ALL IMPLIED WARRANTIES OF NONINFRINGEMENT,
+// MERCHANTABILITY, AND FITNESS FOR A PARTICULAR PURPOSE.
+//
+// Information and code furnished is believed to be accurate and reliable.
+// However, NVIDIA Corporation assumes no responsibility for the consequences of use of such
+// information or for any infringement of patents or other rights of third parties that may
+// result from its use. No license is granted by implication or otherwise under any patent
+// or patent rights of NVIDIA Corporation. Details are subject to change without notice.
+// This code supersedes and replaces all information previously supplied.
+// NVIDIA Corporation products are not authorized for use as critical
+// components in life support devices or systems without express written approval of
+// NVIDIA Corporation.
+//
+// Copyright (c) 2008-2016 NVIDIA Corporation. All rights reserved.
+
+#ifndef RENDERER_INSTANCEBUFFER_H
+#define RENDERER_INSTANCEBUFFER_H
+
+#include <RendererConfig.h>
+#include "RendererInteropableBuffer.h"
+
+namespace SampleRenderer
+{
+
+	class RendererInstanceBufferDesc;
+
+	class RendererInstanceBuffer: public RendererInteropableBuffer
+	{
+		friend class RendererMesh;
+	public:
+		enum Semantic
+		{
+			SEMANTIC_POSITION = 0,
+			SEMANTIC_NORMALX,
+			SEMANTIC_NORMALY,
+			SEMANTIC_NORMALZ,
+			SEMANTIC_VELOCITY_LIFE,// life remain (0-1] is packed into w
+			SEMANTIC_DENSITY,
+			SEMANTIC_UV_OFFSET,
+			SEMANTIC_LOCAL_OFFSET,
+
+			NUM_SEMANTICS
+		}_Semantic;
+
+		enum Format
+		{
+			FORMAT_FLOAT1 = 0,
+			FORMAT_FLOAT2,
+			FORMAT_FLOAT3,
+			FORMAT_FLOAT4,
+
+			NUM_FORMATS,
+		}_Format;
+
+		enum Hint
+		{
+			HINT_STATIC = 0,
+			HINT_DYNAMIC,
+		}_Hint;
+
+	public:
+		static PxU32 getFormatByteSize(Format format);
+
+	protected:
+		RendererInstanceBuffer(const RendererInstanceBufferDesc &desc);
+		virtual ~RendererInstanceBuffer(void);
+
+	public:
+		void release(void) { delete this; }
+
+		Hint   getHint(void) const;
+		Format getFormatForSemantic(Semantic semantic) const;
+		PxU32  getMaxInstances(void) const;
+		PxU32  getOffsetForSemantic(Semantic semantic) const;
+
+		void *lockSemantic(Semantic semantic, PxU32 &stride);
+		void  unlockSemantic(Semantic semantic);
+
+		virtual void *lock(void) = 0;
+		virtual void  unlock(void) = 0;
+		virtual PxU32 getStride(void) const { return m_stride; }
+	private:
+
+		virtual void  bind(PxU32 streamID, PxU32 firstInstance) const = 0;
+		virtual void  unbind(PxU32 streamID) const = 0;
+
+		RendererInstanceBuffer &operator=(const RendererInstanceBuffer &) { return *this; }
+
+	protected:
+		class SemanticDesc
+		{
+		public:
+			Format format;
+			PxU32  offset;
+			bool   locked;
+		public:
+			SemanticDesc(void)
+			{
+				format = NUM_FORMATS;
+				offset = 0;
+				locked = false;
+			}
+		};
+
+	protected:
+		const Hint   m_hint;
+		PxU32        m_maxInstances;
+		PxU32        m_stride;
+		SemanticDesc m_semanticDescs[NUM_SEMANTICS];
+
+	private:
+		void        *m_lockedBuffer;
+		PxU32        m_numSemanticLocks;
+	};
+
+} // namespace SampleRenderer
+
+#endif