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<h1>sdk/common/NvBlastMemory.h</h1><a href="_nv_blast_memory_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) 2016-2020 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 NVBLASTMEMORY_H</span>
<a name="l00030"></a>00030 <span class="preprocessor"></span><span class="preprocessor">#define NVBLASTMEMORY_H</span>
<a name="l00031"></a>00031 <span class="preprocessor"></span>
<a name="l00032"></a>00032 <span class="preprocessor">#include <math.h></span>
<a name="l00033"></a>00033
<a name="l00034"></a>00034 <span class="keyword">namespace </span>Nv
<a name="l00035"></a>00035 {
<a name="l00036"></a>00036 <span class="keyword">namespace </span>Blast
<a name="l00037"></a>00037 {
<a name="l00038"></a>00038
<a name="l00039"></a>00039
<a name="l00045"></a>00045 <span class="keyword">template</span><<span class="keyword">typename</span> T>
<a name="l00046"></a><a class="code" href="namespace_nv_1_1_blast.html#c0c6da9c519d92d57c310200989092dc">00046</a> <a class="code" href="group__foundation.html#g36a01a4a51968418a26b06da7e1ad5d0">NV_INLINE</a> T <a class="code" href="namespace_nv_1_1_blast.html#c0c6da9c519d92d57c310200989092dc">align16</a>(T value)
<a name="l00047"></a>00047 {
<a name="l00048"></a>00048 <span class="keywordflow">return</span> (value + 0xF)&~(T)0xF;
<a name="l00049"></a>00049 }
<a name="l00050"></a>00050
<a name="l00051"></a>00051
<a name="l00054"></a>00054 <span class="keyword">template</span> <<span class="keyword">typename</span> T>
<a name="l00055"></a><a class="code" href="namespace_nv_1_1_blast.html#d1e732d6cd2e5f40a0187f05820e9e7e">00055</a> <a class="code" href="group__foundation.html#g36a01a4a51968418a26b06da7e1ad5d0">NV_INLINE</a> T <a class="code" href="namespace_nv_1_1_blast.html#d1e732d6cd2e5f40a0187f05820e9e7e">pointerOffset</a>(<span class="keywordtype">void</span>* p, ptrdiff_t offset)
<a name="l00056"></a>00056 {
<a name="l00057"></a>00057 <span class="keywordflow">return</span> <span class="keyword">reinterpret_cast<</span>T<span class="keyword">></span>(<span class="keyword">reinterpret_cast<</span><span class="keywordtype">char</span>*<span class="keyword">></span>(p)+offset);
<a name="l00058"></a>00058 }
<a name="l00059"></a>00059
<a name="l00060"></a>00060 <span class="keyword">template</span> <<span class="keyword">typename</span> T>
<a name="l00061"></a><a class="code" href="namespace_nv_1_1_blast.html#4dec47108a96068464a694e46a0dc1a2">00061</a> <a class="code" href="group__foundation.html#g36a01a4a51968418a26b06da7e1ad5d0">NV_INLINE</a> T <a class="code" href="namespace_nv_1_1_blast.html#d1e732d6cd2e5f40a0187f05820e9e7e">pointerOffset</a>(<span class="keyword">const</span> <span class="keywordtype">void</span>* p, ptrdiff_t offset)
<a name="l00062"></a>00062 {
<a name="l00063"></a>00063 <span class="keywordflow">return</span> <span class="keyword">reinterpret_cast<</span>T<span class="keyword">></span>(<span class="keyword">reinterpret_cast<</span><span class="keyword">const </span><span class="keywordtype">char</span>*<span class="keyword">></span>(p)+offset);
<a name="l00064"></a>00064 }
<a name="l00065"></a>00065
<a name="l00066"></a>00066 <a class="code" href="group__foundation.html#g36a01a4a51968418a26b06da7e1ad5d0">NV_INLINE</a> <span class="keyword">const</span> <span class="keywordtype">void</span>* <a class="code" href="namespace_nv_1_1_blast.html#d1e732d6cd2e5f40a0187f05820e9e7e">pointerOffset</a>(<span class="keyword">const</span> <span class="keywordtype">void</span>* p, ptrdiff_t offset)
<a name="l00067"></a>00067 {
<a name="l00068"></a>00068 <span class="keywordflow">return</span> pointerOffset<const void*>(p, offset);
<a name="l00069"></a>00069 }
<a name="l00070"></a>00070
<a name="l00071"></a>00071 <a class="code" href="group__foundation.html#g36a01a4a51968418a26b06da7e1ad5d0">NV_INLINE</a> <span class="keywordtype">void</span>* <a class="code" href="namespace_nv_1_1_blast.html#d1e732d6cd2e5f40a0187f05820e9e7e">pointerOffset</a>(<span class="keywordtype">void</span>* p, ptrdiff_t offset)
<a name="l00072"></a>00072 {
<a name="l00073"></a>00073 <span class="keywordflow">return</span> pointerOffset<void*>(p, offset);
<a name="l00074"></a>00074 }
<a name="l00075"></a>00075
<a name="l00076"></a>00076 } <span class="comment">// namespace Blast</span>
<a name="l00077"></a>00077 } <span class="comment">// namespace Nv</span>
<a name="l00078"></a>00078
<a name="l00079"></a>00079
<a name="l00081"></a><a class="code" href="_nv_blast_memory_8h.html#3421677e17b73e6e0b7e3471fe6ad542">00081</a> <span class="preprocessor">#define NvBlastBlockData(_dataType, _name, _accessor) \</span>
<a name="l00082"></a>00082 <span class="preprocessor">_dataType* _accessor() const \</span>
<a name="l00083"></a>00083 <span class="preprocessor">{ \</span>
<a name="l00084"></a>00084 <span class="preprocessor"> return (_dataType*)((uintptr_t)this + _name); \</span>
<a name="l00085"></a>00085 <span class="preprocessor">} \</span>
<a name="l00086"></a>00086 <span class="preprocessor">uint32_t _name</span>
<a name="l00087"></a>00087 <span class="preprocessor"></span>
<a name="l00088"></a>00088
<a name="l00090"></a><a class="code" href="_nv_blast_memory_8h.html#44bc8a89246b1e7d824a4dd3a6e08edc">00090</a> <span class="preprocessor">#define NvBlastBlockArrayData(_dataType, _name, _accessor, _sizeExpr) \</span>
<a name="l00091"></a>00091 <span class="preprocessor">_dataType* _accessor() const \</span>
<a name="l00092"></a>00092 <span class="preprocessor">{ \</span>
<a name="l00093"></a>00093 <span class="preprocessor"> return (_dataType*)((uintptr_t)this + _name); \</span>
<a name="l00094"></a>00094 <span class="preprocessor">} \</span>
<a name="l00095"></a>00095 <span class="preprocessor">uint32_t _accessor##ArraySize() const \</span>
<a name="l00096"></a>00096 <span class="preprocessor">{ \</span>
<a name="l00097"></a>00097 <span class="preprocessor"> return _sizeExpr; \</span>
<a name="l00098"></a>00098 <span class="preprocessor">} \</span>
<a name="l00099"></a>00099 <span class="preprocessor">uint32_t _name</span>
<a name="l00100"></a>00100 <span class="preprocessor"></span>
<a name="l00101"></a>00101
<a name="l00105"></a><a class="code" href="_nv_blast_memory_8h.html#6405c7730b3bae832e1883093fee3d5e">00105</a> <span class="preprocessor">#define NvBlastCreateOffsetStart(_baseOffset) \</span>
<a name="l00106"></a>00106 <span class="preprocessor">size_t _lastOffset = _baseOffset; \</span>
<a name="l00107"></a>00107 <span class="preprocessor">size_t _lastSize = 0</span>
<a name="l00108"></a>00108 <span class="preprocessor"></span>
<a name="l00110"></a><a class="code" href="_nv_blast_memory_8h.html#1a2910b0e69957e23c05e09a3ceb0436">00110</a> <span class="preprocessor">#define NvBlastCreateOffsetAlign16(_name, _size) \</span>
<a name="l00111"></a>00111 <span class="preprocessor">_name = align16(_lastOffset + _lastSize); \</span>
<a name="l00112"></a>00112 <span class="preprocessor">_lastOffset = _name; \</span>
<a name="l00113"></a>00113 <span class="preprocessor">_lastSize = _size</span>
<a name="l00114"></a>00114 <span class="preprocessor"></span>
<a name="l00116"></a><a class="code" href="_nv_blast_memory_8h.html#924f54aafb03fdbd5a49693119fa86c2">00116</a> <span class="preprocessor">#define NvBlastCreateOffsetEndAlign16() \</span>
<a name="l00117"></a>00117 <span class="preprocessor">align16(_lastOffset + _lastSize)</span>
<a name="l00118"></a>00118 <span class="preprocessor"></span>
<a name="l00119"></a>00119
<a name="l00121"></a>00121 <span class="preprocessor">#if NV_WINDOWS_FAMILY</span>
<a name="l00122"></a>00122 <span class="preprocessor"></span><span class="preprocessor">#include <malloc.h></span>
<a name="l00123"></a>00123 <span class="preprocessor">#define NvBlastAlloca(x) _alloca(x)</span>
<a name="l00124"></a>00124 <span class="preprocessor"></span><span class="preprocessor">#elif NV_LINUX || NV_ANDROID</span>
<a name="l00125"></a>00125 <span class="preprocessor"></span><span class="preprocessor">#include <alloca.h></span>
<a name="l00126"></a>00126 <span class="preprocessor">#define NvBlastAlloca(x) alloca(x)</span>
<a name="l00127"></a>00127 <span class="preprocessor"></span><span class="preprocessor">#elif NV_APPLE_FAMILY</span>
<a name="l00128"></a>00128 <span class="preprocessor"></span><span class="preprocessor">#include <alloca.h></span>
<a name="l00129"></a>00129 <span class="preprocessor">#define NvBlastAlloca(x) alloca(x)</span>
<a name="l00130"></a>00130 <span class="preprocessor"></span><span class="preprocessor">#elif NV_PS4</span>
<a name="l00131"></a>00131 <span class="preprocessor"></span><span class="preprocessor">#include <memory.h></span>
<a name="l00132"></a>00132 <span class="preprocessor">#define NvBlastAlloca(x) alloca(x)</span>
<a name="l00133"></a>00133 <span class="preprocessor"></span><span class="preprocessor">#elif NV_XBOXONE</span>
<a name="l00134"></a>00134 <span class="preprocessor"></span><span class="preprocessor">#include <malloc.h></span>
<a name="l00135"></a>00135 <span class="preprocessor">#define NvBlastAlloca(x) alloca(x)</span>
<a name="l00136"></a>00136 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00137"></a>00137 <span class="preprocessor"></span>
<a name="l00138"></a><a class="code" href="_nv_blast_memory_8h.html#b1f69315874a0e6acc5ab7f4f0f443ad">00138</a> <span class="preprocessor">#define NvBlastAllocaAligned16(x) (void*)(((uintptr_t)PxAlloca(x + 0xF) + 0xF) & ~(uintptr_t)0xF)</span>
<a name="l00139"></a>00139 <span class="preprocessor"></span>
<a name="l00140"></a>00140
<a name="l00141"></a>00141 <span class="preprocessor">#endif // #ifndef NVBLASTMEMORY_H</span>
</pre></div></div>
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