89 lines
2.8 KiB
C
89 lines
2.8 KiB
C
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// This code contains NVIDIA Confidential Information and is disclosed to you
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// under a form of NVIDIA software license agreement provided separately to you.
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//
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// Notice
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// NVIDIA Corporation and its licensors retain all intellectual property and
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// proprietary rights in and to this software and related documentation and
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// any modifications thereto. Any use, reproduction, disclosure, or
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// distribution of this software and related documentation without an express
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// license agreement from NVIDIA Corporation is strictly prohibited.
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//
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// ALL NVIDIA DESIGN SPECIFICATIONS, CODE ARE PROVIDED "AS IS.". NVIDIA MAKES
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// NO WARRANTIES, EXPRESSED, IMPLIED, STATUTORY, OR OTHERWISE WITH RESPECT TO
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// THE MATERIALS, AND EXPRESSLY DISCLAIMS ALL IMPLIED WARRANTIES OF NONINFRINGEMENT,
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// MERCHANTABILITY, AND FITNESS FOR A PARTICULAR PURPOSE.
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//
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// Information and code furnished is believed to be accurate and reliable.
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// However, NVIDIA Corporation assumes no responsibility for the consequences of use of such
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// information or for any infringement of patents or other rights of third parties that may
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// result from its use. No license is granted by implication or otherwise under any patent
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// or patent rights of NVIDIA Corporation. Details are subject to change without notice.
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// This code supersedes and replaces all information previously supplied.
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// NVIDIA Corporation products are not authorized for use as critical
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// components in life support devices or systems without express written approval of
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// NVIDIA Corporation.
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//
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// Copyright (c) 2008-2013 NVIDIA Corporation. All rights reserved.
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#ifndef PX_CPU_DISPATCHER_H
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#define PX_CPU_DISPATCHER_H
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#include "foundation/Px.h"
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#ifndef PX_DOXYGEN
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namespace physx
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{
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#endif
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namespace pxtask
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{
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class BaseTask;
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/**
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\brief A CpuDispatcher is responsible for scheduling the execution of tasks passed to it by the SDK.
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A typical implementation would for example use a thread pool with the dispatcher
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pushing tasks onto worker thread queues or a global queue.
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@see BaseTask
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@see Task
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@see TaskManager
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*/
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class CpuDispatcher
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{
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public:
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/**
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\brief Called by the TaskManager when a task is to be queued for execution.
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Upon receiving a task, the dispatcher should schedule the task
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to run when resource is available. After the task has been run,
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it should call the release() method and discard it's pointer.
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\param[in] task The task to be run.
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@see BaseTask
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*/
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virtual void submitTask( BaseTask& task ) = 0;
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/**
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\brief Returns the number of available worker threads for this dispatcher.
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The SDK will use this count to control how many tasks are submitted. By
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matching the number of tasks with the number of execution units task
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overhead can be reduced.
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*/
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virtual PxU32 getWorkerCount() const = 0;
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virtual ~CpuDispatcher() {}
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};
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} // end pxtask namespace
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#ifndef PX_DOXYGEN
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} // end physx namespace
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#endif
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#endif
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