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diff --git a/PxShared/include/task/PxGpuTask.h b/PxShared/include/task/PxGpuTask.h
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--- a/PxShared/include/task/PxGpuTask.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) 2008-2017 NVIDIA Corporation. All rights reserved.
-
-
-#ifndef PXTASK_PXGPUTASK_H
-#define PXTASK_PXGPUTASK_H
-
-#include "task/PxTaskDefine.h"
-#include "task/PxTask.h"
-#include "task/PxGpuDispatcher.h"
-
-namespace physx
-{
-
-PX_PUSH_PACK_DEFAULT
-
-/** \brief Define the 'flavor' of a PxGpuTask
- *
- * Each PxGpuTask should have a specific function; either copying data to the
- * device, running kernels on that data, or copying data from the device.
- *
- * For optimal performance, the dispatcher should run all available HtoD tasks
- * before running all Kernel tasks, and all Kernel tasks before running any DtoH
- * tasks.  This provides maximal kernel overlap and the least number of CUDA
- * flushes.
- */
-struct PxGpuTaskHint
-{
-	/// \brief Enums for the type of GPU task
-	enum Enum
-	{
-		HostToDevice,
-		Kernel,
-		DeviceToHost,
-
-		NUM_GPU_TASK_HINTS
-	};
-};
-
-/**
- * \brief PxTask implementation for launching CUDA work
- */
-class PxGpuTask : public PxTask
-{
-public:
-	PxGpuTask() : mComp(NULL) {}
-
-	/**
-	 * \brief iterative "run" function for a PxGpuTask
-	 *
-	 * The GpuDispatcher acquires the CUDA context for the duration of this
-	 * function call, and it is highly recommended that the PxGpuTask use the
-	 * provided CUstream for all kernels.
-	 *
-	 * kernelIndex will be 0 for the initial call and incremented before each
-	 * subsequent call.  Once launchInstance() returns false, its PxGpuTask is
-	 * considered completed and is released.
-	 */
-	virtual bool    launchInstance(CUstream stream, int kernelIndex) = 0;
-
-	/**
-	 * \brief Returns a hint indicating the function of this task
-	 */
-	virtual PxGpuTaskHint::Enum getTaskHint() const = 0;
-
-	/**
-	 * \brief Specify a task that will have its reference count decremented
-	 * when this task is released
-	 */
-	void setCompletionTask(PxBaseTask& task)
-	{
-		mComp = &task;
-	}
-
-	void release()
-	{
-		if (mComp)
-		{
-			mComp->removeReference();
-			mComp = NULL;
-		}
-		PxTask::release();
-	}
-
-protected:
-	/// \brief A pointer to the completion task
-	PxBaseTask* mComp;
-};
-
-PX_POP_PACK
-
-} // end physx namespace
-
-#endif // PXTASK_PXGPUTASK_H