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diff --git a/PhysX_3.4/Source/GeomUtils/src/intersection/GuIntersectionRayPlane.h b/PhysX_3.4/Source/GeomUtils/src/intersection/GuIntersectionRayPlane.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.
+// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
+// Copyright (c) 2001-2004 NovodeX AG. All rights reserved.  
+
+#ifndef GU_INTERSECTION_RAY_PLANE_H
+#define GU_INTERSECTION_RAY_PLANE_H
+
+#include "foundation/PxPlane.h"
+
+namespace physx
+{
+namespace Gu
+{
+	// Returns true if line and plane are not parallel
+	PX_INLINE bool intersectRayPlane(const PxVec3& orig, const PxVec3& dir, const PxPlane& plane, float& distanceAlongLine, PxVec3* pointOnPlane = NULL)
+	{
+		const float dn = dir.dot(plane.n);
+		if(-1E-7f < dn && dn < 1E-7f)
+			return false; // parallel
+
+		distanceAlongLine = -plane.distance(orig)/dn;
+
+		if(pointOnPlane)
+			*pointOnPlane = orig + distanceAlongLine * dir;
+
+		return true;
+	}
+
+} // namespace Gu
+
+}
+
+#endif