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diff --git a/PhysX_3.4/Samples/SampleFramework/renderer/src/RendererIndexBuffer.cpp b/PhysX_3.4/Samples/SampleFramework/renderer/src/RendererIndexBuffer.cpp
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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.
+#include <RendererIndexBuffer.h>
+#include <RendererIndexBufferDesc.h>
+
+using namespace SampleRenderer;
+
+PxU32 RendererIndexBuffer::getFormatByteSize(Format format)
+{
+	PxU32 size = 0;
+	switch(format)
+	{
+	case FORMAT_UINT16: size = sizeof(PxU16); break;
+	case FORMAT_UINT32: size = sizeof(PxU32); break;
+	default: break;
+	}
+	RENDERER_ASSERT(size, "Unable to determine size of format.");
+	return size;
+}
+
+RendererIndexBuffer::RendererIndexBuffer(const RendererIndexBufferDesc &desc) :
+RendererInteropableBuffer(desc.registerInCUDA, desc.interopContext),
+	m_hint(desc.hint),
+	m_format(desc.format)
+{
+	m_maxIndices = 0;
+}
+
+RendererIndexBuffer::~RendererIndexBuffer(void)
+{
+
+}
+
+RendererIndexBuffer::Hint RendererIndexBuffer::getHint(void) const
+{
+	return m_hint;
+}
+
+RendererIndexBuffer::Format RendererIndexBuffer::getFormat(void) const
+{
+	return m_format;
+}
+
+PxU32 RendererIndexBuffer::getMaxIndices(void) const
+{
+	return m_maxIndices;
+}