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diff --git a/PhysX_3.4/Samples/SampleFramework/renderer/src/RendererMaterialInstance.cpp b/PhysX_3.4/Samples/SampleFramework/renderer/src/RendererMaterialInstance.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 <RendererMaterialInstance.h>
+#include <RendererMaterial.h>
+#include <foundation/PxAssert.h>
+
+using namespace SampleRenderer;
+
+RendererMaterialInstance::RendererMaterialInstance(RendererMaterial &material) :
+m_material(material)
+{
+	m_data = 0;
+	PxU32 dataSize = m_material.getMaterialInstanceDataSize();
+	if(dataSize > 0)
+	{
+		m_data = new PxU8[dataSize];
+		memset(m_data, 0, dataSize);
+	}
+}
+
+RendererMaterialInstance::RendererMaterialInstance(const RendererMaterialInstance& other) :
+m_material(other.m_material)
+{
+	PxU32 dataSize = m_material.getMaterialInstanceDataSize();
+	if (dataSize > 0)
+	{
+		m_data = new PxU8[dataSize];
+		memcpy(m_data, other.m_data, dataSize);
+	}
+}
+
+RendererMaterialInstance::~RendererMaterialInstance(void)
+{
+	if(m_data) delete [] m_data;
+}
+
+void RendererMaterialInstance::writeData(const RendererMaterial::Variable &var, const void *data)
+{
+	if(m_data && data)
+	{
+		memcpy(m_data+var.getDataOffset(), data, var.getDataSize());
+	}
+}
+
+RendererMaterialInstance &RendererMaterialInstance::operator=(const RendererMaterialInstance &b)
+{
+	PX_ASSERT(&m_material == &b.m_material);
+	if(&m_material == &b.m_material)
+	{
+		memcpy(m_data, b.m_data, m_material.getMaterialInstanceDataSize());
+	}
+	return *this;
+}