00001 // This code contains NVIDIA Confidential Information and is disclosed to you 
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00003 //
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00006 // proprietary rights in and to this software and related documentation and 
00007 // any modifications thereto. Any use, reproduction, disclosure, or 
00008 // distribution of this software and related documentation without an express 
00009 // license agreement from NVIDIA Corporation is strictly prohibited.
00010 // 
00011 // ALL NVIDIA DESIGN SPECIFICATIONS, CODE ARE PROVIDED "AS IS.". NVIDIA MAKES
00012 // NO WARRANTIES, EXPRESSED, IMPLIED, STATUTORY, OR OTHERWISE WITH RESPECT TO
00013 // THE MATERIALS, AND EXPRESSLY DISCLAIMS ALL IMPLIED WARRANTIES OF NONINFRINGEMENT,
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00015 //
00016 // Information and code furnished is believed to be accurate and reliable.
00017 // However, NVIDIA Corporation assumes no responsibility for the consequences of use of such
00018 // information or for any infringement of patents or other rights of third parties that may
00019 // result from its use. No license is granted by implication or otherwise under any patent
00020 // or patent rights of NVIDIA Corporation. Details are subject to change without notice.
00021 // This code supersedes and replaces all information previously supplied.
00022 // NVIDIA Corporation products are not authorized for use as critical
00023 // components in life support devices or systems without express written approval of
00024 // NVIDIA Corporation.
00025 //
00026 // Copyright (c) 2008-2012 NVIDIA Corporation. All rights reserved.
00027 
00028 #ifndef PX_GPU_DISPATCHER_H
00029 #define PX_GPU_DISPATCHER_H
00030 
00031 #include "pxtask/PxTask.h"
00032 #include "pxtask/PxGpuCopyDesc.h"
00033 
00034 /* forward decl to avoid including <cuda.h> */
00035 typedef struct CUstream_st* CUstream;
00036 
00037 #ifndef PX_DOXYGEN
00038 namespace physx
00039 {
00040 #endif
00041 
00042 namespace pxtask
00043 {
00044 
00045 PX_PUSH_PACK_DEFAULT
00046 
00047 class CudaContextManager;
00048 class TaskManager;
00049 
00074 class GpuDispatcher
00075 {
00076 public:
00083     virtual void                startSimulation() = 0;
00084 
00094     virtual void                startGroup() = 0;
00095 
00103     virtual void                submitTask(Task& task) = 0;
00104 
00113     virtual void                finishGroup() = 0;
00114 
00138     virtual void                addCompletionPrereq(BaseTask& task) = 0;
00139 
00146     virtual CudaContextManager* getCudaContextManager() = 0;
00147 
00154     virtual void                stopSimulation() = 0;
00155 
00175     virtual bool                failureDetected() const = 0;
00176 
00183     virtual void                forceFailureMode() = 0;
00184 
00191     virtual void*               getCurrentProfileBuffer() const = 0;
00192 
00198     virtual PxU16               registerKernelNames(const char**, PxU16 count) = 0;
00199 
00219     virtual void                launchCopyKernel(GpuCopyDesc* desc, PxU32 count, CUstream stream) = 0;
00220 
00221 protected:
00226     virtual ~GpuDispatcher() {};
00227 };
00228 
00229 PX_POP_PACK
00230 
00231 } // end pxtask namespace
00232 
00233 #ifndef PX_DOXYGEN
00234 } // end physx namespace
00235 #endif
00236 
00237 #endif