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authorgit perforce import user <a@b>2016-10-25 12:29:14 -0600
committerSheikh Dawood Abdul Ajees <Sheikh Dawood Abdul Ajees>2016-10-25 18:56:37 -0500
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PhysX 3.4.0 Update @ 21294896 APEX 1.4.0 Update @ 21275617 [CL 21300167]
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+<html>
+ <head>
+ <title>NVIDIA(R) PhysX(R) SDK 3.4 API Reference: PxCudaContextManager.h Source File</title>
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+ <a class="qindex" href="main.html">Main Page</a> &nbsp;
+ <a class="qindex" href="hierarchy.html">Class Hierarchy</a> &nbsp;
+ <a class="qindex" href="annotated.html">Compound List</a> &nbsp;
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+<!-- Generated by Doxygen 1.5.8 -->
+<h1>PxCudaContextManager.h</h1><a href="PxCudaContextManager_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// This code contains NVIDIA Confidential Information and is disclosed to you</span>
+<a name="l00002"></a>00002 <span class="comment">// under a form of NVIDIA software license agreement provided separately to you.</span>
+<a name="l00003"></a>00003 <span class="comment">//</span>
+<a name="l00004"></a>00004 <span class="comment">// Notice</span>
+<a name="l00005"></a>00005 <span class="comment">// NVIDIA Corporation and its licensors retain all intellectual property and</span>
+<a name="l00006"></a>00006 <span class="comment">// proprietary rights in and to this software and related documentation and</span>
+<a name="l00007"></a>00007 <span class="comment">// any modifications thereto. Any use, reproduction, disclosure, or</span>
+<a name="l00008"></a>00008 <span class="comment">// distribution of this software and related documentation without an express</span>
+<a name="l00009"></a>00009 <span class="comment">// license agreement from NVIDIA Corporation is strictly prohibited.</span>
+<a name="l00010"></a>00010 <span class="comment">//</span>
+<a name="l00011"></a>00011 <span class="comment">// ALL NVIDIA DESIGN SPECIFICATIONS, CODE ARE PROVIDED "AS IS.". NVIDIA MAKES</span>
+<a name="l00012"></a>00012 <span class="comment">// NO WARRANTIES, EXPRESSED, IMPLIED, STATUTORY, OR OTHERWISE WITH RESPECT TO</span>
+<a name="l00013"></a>00013 <span class="comment">// THE MATERIALS, AND EXPRESSLY DISCLAIMS ALL IMPLIED WARRANTIES OF NONINFRINGEMENT,</span>
+<a name="l00014"></a>00014 <span class="comment">// MERCHANTABILITY, AND FITNESS FOR A PARTICULAR PURPOSE.</span>
+<a name="l00015"></a>00015 <span class="comment">//</span>
+<a name="l00016"></a>00016 <span class="comment">// Information and code furnished is believed to be accurate and reliable.</span>
+<a name="l00017"></a>00017 <span class="comment">// However, NVIDIA Corporation assumes no responsibility for the consequences of use of such</span>
+<a name="l00018"></a>00018 <span class="comment">// information or for any infringement of patents or other rights of third parties that may</span>
+<a name="l00019"></a>00019 <span class="comment">// result from its use. No license is granted by implication or otherwise under any patent</span>
+<a name="l00020"></a>00020 <span class="comment">// or patent rights of NVIDIA Corporation. Details are subject to change without notice.</span>
+<a name="l00021"></a>00021 <span class="comment">// This code supersedes and replaces all information previously supplied.</span>
+<a name="l00022"></a>00022 <span class="comment">// NVIDIA Corporation products are not authorized for use as critical</span>
+<a name="l00023"></a>00023 <span class="comment">// components in life support devices or systems without express written approval of</span>
+<a name="l00024"></a>00024 <span class="comment">// NVIDIA Corporation.</span>
+<a name="l00025"></a>00025 <span class="comment">//</span>
+<a name="l00026"></a>00026 <span class="comment">// Copyright (c) 2008-2016 NVIDIA Corporation. All rights reserved.</span>
+<a name="l00027"></a>00027
+<a name="l00028"></a>00028
+<a name="l00029"></a>00029 <span class="preprocessor">#ifndef PXCUDACONTEXTMANAGER_PXCUDACONTEXTMANAGER_H</span>
+<a name="l00030"></a>00030 <span class="preprocessor"></span><span class="preprocessor">#define PXCUDACONTEXTMANAGER_PXCUDACONTEXTMANAGER_H</span>
+<a name="l00031"></a>00031 <span class="preprocessor"></span>
+<a name="l00032"></a>00032 <span class="preprocessor">#include "<a class="code" href="PxPreprocessor_8h.html">foundation/PxPreprocessor.h</a>"</span>
+<a name="l00033"></a>00033
+<a name="l00034"></a>00034 <span class="preprocessor">#if PX_SUPPORT_GPU_PHYSX</span>
+<a name="l00035"></a>00035 <span class="preprocessor"></span>
+<a name="l00036"></a>00036 <span class="preprocessor">#include "<a class="code" href="PxSimpleTypes_8h.html">foundation/PxSimpleTypes.h</a>"</span>
+<a name="l00037"></a>00037 <span class="preprocessor">#include "<a class="code" href="PxErrorCallback_8h.html">foundation/PxErrorCallback.h</a>"</span>
+<a name="l00038"></a>00038 <span class="preprocessor">#include "<a class="code" href="PxFlags_8h.html">foundation/PxFlags.h</a>"</span>
+<a name="l00039"></a>00039 <span class="preprocessor">#include "<a class="code" href="PxTaskDefine_8h.html">task/PxTaskDefine.h</a>"</span>
+<a name="l00040"></a>00040 <span class="preprocessor">#include "<a class="code" href="PxCudaMemoryManager_8h.html">cudamanager/PxCudaMemoryManager.h</a>"</span>
+<a name="l00041"></a>00041
+<a name="l00042"></a>00042 <span class="comment">/* Forward decl to avoid inclusion of cuda.h */</span>
+<a name="l00043"></a>00043 <span class="keyword">typedef</span> <span class="keyword">struct </span>CUctx_st *CUcontext;
+<a name="l00044"></a>00044 <span class="keyword">typedef</span> <span class="keyword">struct </span>CUgraphicsResource_st *CUgraphicsResource;
+<a name="l00045"></a>00045
+<a name="l00046"></a>00046 <span class="keyword">namespace </span>physx
+<a name="l00047"></a>00047 {
+<a name="l00048"></a>00048
+<a name="l00049"></a>00049 <span class="keyword">class </span>PxGpuDispatcher;
+<a name="l00050"></a>00050
+<a name="l00051"></a>00051
+<a name="l00053"></a>00053 <span class="keyword">struct </span>PxCudaInteropMode
+<a name="l00054"></a>00054 {
+<a name="l00058"></a>00058 <span class="keyword">enum</span> Enum
+<a name="l00059"></a>00059 {
+<a name="l00060"></a>00060 NO_INTEROP = 0,
+<a name="l00061"></a>00061 D3D10_INTEROP,
+<a name="l00062"></a>00062 D3D11_INTEROP,
+<a name="l00063"></a>00063 OGL_INTEROP,
+<a name="l00064"></a>00064
+<a name="l00065"></a>00065 COUNT
+<a name="l00066"></a>00066 };
+<a name="l00067"></a>00067 };
+<a name="l00068"></a>00068
+<a name="l00069"></a>00069 <span class="keyword">struct </span>PxCudaInteropRegisterFlag
+<a name="l00070"></a>00070 {
+<a name="l00071"></a>00071 <span class="keyword">enum</span> Enum
+<a name="l00072"></a>00072 {
+<a name="l00073"></a>00073 eNONE = 0x00,
+<a name="l00074"></a>00074 eREAD_ONLY = 0x01,
+<a name="l00075"></a>00075 eWRITE_DISCARD = 0x02,
+<a name="l00076"></a>00076 eSURFACE_LDST = 0x04,
+<a name="l00077"></a>00077 eTEXTURE_GATHER = 0x08
+<a name="l00078"></a>00078 };
+<a name="l00079"></a>00079 };
+<a name="l00080"></a>00080
+<a name="l00086"></a>00086 <span class="keyword">typedef</span> <a class="code" href="classPxFlags.html" title="Container for bitfield flag variables associated with a specific enum type.">PxFlags&lt;PxCudaInteropRegisterFlag::Enum, uint32_t&gt;</a> PxCudaInteropRegisterFlags;
+<a name="l00087"></a>00087 <a class="code" href="group__foundation.html#g092f922a63fdc7a95ae4f4e24b3768c1">PX_FLAGS_OPERATORS</a>(PxCudaInteropRegisterFlag::Enum, uint32_t)
+<a name="l00088"></a>00088
+<a name="l00089"></a>00089
+<a name="l00090"></a>00090 class PxCudaContextManagerDesc
+<a name="l00091"></a>00091 {
+<a name="l00092"></a>00092 <span class="keyword">public</span>:
+<a name="l00114"></a>00114 CUcontext *ctx;
+<a name="l00115"></a>00115
+<a name="l00123"></a>00123 <span class="keywordtype">void</span> *graphicsDevice;
+<a name="l00124"></a>00124
+<a name="l00125"></a>00125 <span class="preprocessor">#if PX_SUPPORT_GPU_PHYSX</span>
+<a name="l00126"></a>00126 <span class="preprocessor"></span>
+<a name="l00133"></a>00133 <span class="keyword">const</span> <span class="keywordtype">char</span>* appGUID;
+<a name="l00134"></a>00134 <span class="preprocessor">#endif</span>
+<a name="l00135"></a>00135 <span class="preprocessor"></span>
+<a name="l00142"></a>00142 PxCudaInteropMode::Enum interopMode;
+<a name="l00143"></a>00143
+<a name="l00144"></a>00144
+<a name="l00160"></a>00160 uint32_t memoryBaseSize[PxCudaBufferMemorySpace::COUNT];
+<a name="l00161"></a>00161
+<a name="l00171"></a>00171 uint32_t memoryPageSize[PxCudaBufferMemorySpace::COUNT];
+<a name="l00172"></a>00172
+<a name="l00179"></a>00179 uint32_t maxMemorySize[PxCudaBufferMemorySpace::COUNT];
+<a name="l00180"></a>00180
+<a name="l00181"></a>00181 <a class="code" href="group__foundation.html#gcb03347b642a2a5bdea1f9b305a6fbec">PX_INLINE</a> PxCudaContextManagerDesc()
+<a name="l00182"></a>00182 {
+<a name="l00183"></a>00183 ctx = NULL;
+<a name="l00184"></a>00184 interopMode = PxCudaInteropMode::NO_INTEROP;
+<a name="l00185"></a>00185 graphicsDevice = 0;
+<a name="l00186"></a>00186 <span class="preprocessor">#if PX_SUPPORT_GPU_PHYSX</span>
+<a name="l00187"></a>00187 <span class="preprocessor"></span> appGUID = NULL;
+<a name="l00188"></a>00188 <span class="preprocessor">#endif</span>
+<a name="l00189"></a>00189 <span class="preprocessor"></span> <span class="keywordflow">for</span>(uint32_t i = 0; i &lt; PxCudaBufferMemorySpace::COUNT; i++)
+<a name="l00190"></a>00190 {
+<a name="l00191"></a>00191 memoryBaseSize[i] = 0;
+<a name="l00192"></a>00192 memoryPageSize[i] = 2 * 1024*1024;
+<a name="l00193"></a>00193 maxMemorySize[i] = UINT32_MAX;
+<a name="l00194"></a>00194 }
+<a name="l00195"></a>00195 }
+<a name="l00196"></a>00196 };
+<a name="l00197"></a>00197
+<a name="l00198"></a>00198
+<a name="l00216"></a>00216 <span class="keyword">class </span>PxCudaContextManager
+<a name="l00217"></a>00217 {
+<a name="l00218"></a>00218 <span class="keyword">public</span>:
+<a name="l00234"></a>00234 <span class="keyword">virtual</span> <span class="keywordtype">void</span> acquireContext() = 0;
+<a name="l00235"></a>00235
+<a name="l00243"></a>00243 <span class="keyword">virtual</span> <span class="keywordtype">void</span> releaseContext() = 0;
+<a name="l00244"></a>00244
+<a name="l00251"></a>00251 <span class="keyword">virtual</span> PxCudaMemoryManager *getMemoryManager() = 0;
+<a name="l00252"></a>00252
+<a name="l00257"></a>00257 <span class="keyword">virtual</span> <span class="keyword">class </span><a class="code" href="classphysx_1_1PxGpuDispatcher.html" title="A GpuTask dispatcher.">physx::PxGpuDispatcher</a> *getGpuDispatcher() = 0;
+<a name="l00258"></a>00258
+<a name="l00268"></a>00268 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> contextIsValid() <span class="keyword">const</span> = 0;
+<a name="l00269"></a>00269
+<a name="l00270"></a>00270 <span class="comment">/* Query CUDA context and device properties, without acquiring context */</span>
+<a name="l00271"></a>00271
+<a name="l00272"></a>00272 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> supportsArchSM10() <span class="keyword">const</span> = 0;
+<a name="l00273"></a>00273 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> supportsArchSM11() <span class="keyword">const</span> = 0;
+<a name="l00274"></a>00274 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> supportsArchSM12() <span class="keyword">const</span> = 0;
+<a name="l00275"></a>00275 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> supportsArchSM13() <span class="keyword">const</span> = 0;
+<a name="l00276"></a>00276 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> supportsArchSM20() <span class="keyword">const</span> = 0;
+<a name="l00277"></a>00277 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> supportsArchSM30() <span class="keyword">const</span> = 0;
+<a name="l00278"></a>00278 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> supportsArchSM35() <span class="keyword">const</span> = 0;
+<a name="l00279"></a>00279 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> supportsArchSM50() <span class="keyword">const</span> = 0;
+<a name="l00280"></a>00280 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> supportsArchSM52() <span class="keyword">const</span> = 0;
+<a name="l00281"></a>00281 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> supportsArchSM60() <span class="keyword">const</span> = 0;
+<a name="l00282"></a>00282 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> isIntegrated() <span class="keyword">const</span> = 0;
+<a name="l00283"></a>00283 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> canMapHostMemory() <span class="keyword">const</span> = 0;
+<a name="l00284"></a>00284 <span class="keyword">virtual</span> <span class="keywordtype">int</span> getDriverVersion() <span class="keyword">const</span> = 0;
+<a name="l00285"></a>00285 <span class="keyword">virtual</span> <span class="keywordtype">size_t</span> getDeviceTotalMemBytes() <span class="keyword">const</span> = 0;
+<a name="l00286"></a>00286 <span class="keyword">virtual</span> <span class="keywordtype">int</span> getMultiprocessorCount() <span class="keyword">const</span> = 0;
+<a name="l00287"></a>00287 <span class="keyword">virtual</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> getClockRate() <span class="keyword">const</span> = 0;
+<a name="l00288"></a>00288 <span class="keyword">virtual</span> <span class="keywordtype">int</span> getSharedMemPerBlock() <span class="keyword">const</span> = 0;
+<a name="l00289"></a>00289 <span class="keyword">virtual</span> <span class="keywordtype">int</span> getSharedMemPerMultiprocessor() <span class="keyword">const</span> = 0;
+<a name="l00290"></a>00290 <span class="keyword">virtual</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> getMaxThreadsPerBlock() <span class="keyword">const</span> = 0;
+<a name="l00291"></a>00291 <span class="keyword">virtual</span> <span class="keyword">const</span> <span class="keywordtype">char</span> *getDeviceName() <span class="keyword">const</span> = 0;
+<a name="l00292"></a>00292 <span class="keyword">virtual</span> PxCudaInteropMode::Enum getInteropMode() <span class="keyword">const</span> = 0;
+<a name="l00293"></a>00293
+<a name="l00294"></a>00294 <span class="keyword">virtual</span> <span class="keywordtype">void</span> setUsingConcurrentStreams(<span class="keywordtype">bool</span>) = 0;
+<a name="l00295"></a>00295 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> getUsingConcurrentStreams() <span class="keyword">const</span> = 0;
+<a name="l00296"></a>00296 <span class="comment">/* End query methods that don't require context to be acquired */</span>
+<a name="l00297"></a>00297
+<a name="l00318"></a>00318 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> registerResourceInCudaGL(CUgraphicsResource &amp;resource, uint32_t buffer, PxCudaInteropRegisterFlags flags = PxCudaInteropRegisterFlags()) = 0;
+<a name="l00319"></a>00319
+<a name="l00340"></a>00340 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> registerResourceInCudaD3D(CUgraphicsResource &amp;resource, <span class="keywordtype">void</span> *resourcePointer, PxCudaInteropRegisterFlags flags = PxCudaInteropRegisterFlags()) = 0;
+<a name="l00341"></a>00341
+<a name="l00349"></a>00349 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> unregisterResourceInCuda(CUgraphicsResource resource) = 0;
+<a name="l00350"></a>00350
+<a name="l00358"></a>00358 <span class="keyword">virtual</span> <span class="keywordtype">int</span> usingDedicatedGPU() <span class="keyword">const</span> = 0;
+<a name="l00359"></a>00359
+<a name="l00375"></a>00375 <span class="keyword">virtual</span> <span class="keywordtype">void</span> release() = 0;
+<a name="l00376"></a>00376
+<a name="l00377"></a>00377 <span class="keyword">protected</span>:
+<a name="l00378"></a>00378
+<a name="l00382"></a>00382 <span class="keyword">virtual</span> ~PxCudaContextManager() {}
+<a name="l00383"></a>00383 };
+<a name="l00384"></a>00384
+<a name="l00388"></a>00388 <span class="keyword">class </span>PxScopedCudaLock
+<a name="l00389"></a>00389 {
+<a name="l00390"></a>00390 <span class="keyword">public</span>:
+<a name="l00394"></a>00394 PxScopedCudaLock(PxCudaContextManager&amp; ctx) : mCtx(&amp;ctx)
+<a name="l00395"></a>00395 {
+<a name="l00396"></a>00396 mCtx-&gt;acquireContext();
+<a name="l00397"></a>00397 }
+<a name="l00398"></a>00398
+<a name="l00402"></a>00402 ~PxScopedCudaLock()
+<a name="l00403"></a>00403 {
+<a name="l00404"></a>00404 mCtx-&gt;releaseContext();
+<a name="l00405"></a>00405 }
+<a name="l00406"></a>00406
+<a name="l00407"></a>00407 <span class="keyword">protected</span>:
+<a name="l00408"></a>00408
+<a name="l00412"></a>00412 PxCudaContextManager* mCtx;
+<a name="l00413"></a>00413 };
+<a name="l00414"></a>00414
+<a name="l00415"></a>00415 } <span class="comment">// end physx namespace</span>
+<a name="l00416"></a>00416
+<a name="l00417"></a>00417 <span class="preprocessor">#endif // PX_SUPPORT_GPU_PHYSX</span>
+<a name="l00418"></a>00418 <span class="preprocessor"></span><span class="preprocessor">#endif // PXCUDACONTEXTMANAGER_PXCUDACONTEXTMANAGER_H</span>
+</pre></div></div>
+
+<hr style="width: 100%; height: 2px;"><br>
+Copyright &copy; 2008-2016 NVIDIA Corporation, 2701 San Tomas Expressway, Santa Clara, CA 95050 U.S.A. All rights reserved. <a href="http://www.nvidia.com ">www.nvidia.com</a>
+</body>
+</html>
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