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<html>
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<title>NVIDIA(R) Blast(R) SDK 1.1 Source Reference: sdk/common/NvBlastMemory.h File Reference</title>
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<h1>sdk/common/NvBlastMemory.h File Reference</h1><code>#include <math.h></code><br>
<p>
<a href="_nv_blast_memory_8h-source.html">Go to the source code of this file.</a><table border="0" cellpadding="0" cellspacing="0">
<tr><td></td></tr>
<tr><td colspan="2"><br><h2>Namespaces</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">namespace </td><td class="memItemRight" valign="bottom"><a class="el" href="namespace_nv.html">Nv</a></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">namespace </td><td class="memItemRight" valign="bottom"><a class="el" href="namespace_nv_1_1_blast.html">Nv::Blast</a></td></tr>
<tr><td colspan="2"><br><h2>Defines</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="_nv_blast_memory_8h.html#b1f69315874a0e6acc5ab7f4f0f443ad">NvBlastAllocaAligned16</a>(x) (void*)(((uintptr_t)PxAlloca(x + 0xF) + 0xF) & ~(uintptr_t)0xF)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="_nv_blast_memory_8h.html#44bc8a89246b1e7d824a4dd3a6e08edc">NvBlastBlockArrayData</a>(_dataType, _name, _accessor, _sizeExpr)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="_nv_blast_memory_8h.html#3421677e17b73e6e0b7e3471fe6ad542">NvBlastBlockData</a>(_dataType, _name, _accessor)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="_nv_blast_memory_8h.html#1a2910b0e69957e23c05e09a3ceb0436">NvBlastCreateOffsetAlign16</a>(_name, _size)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="_nv_blast_memory_8h.html#924f54aafb03fdbd5a49693119fa86c2">NvBlastCreateOffsetEndAlign16</a>() align16(_lastOffset + _lastSize)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="_nv_blast_memory_8h.html#6405c7730b3bae832e1883093fee3d5e">NvBlastCreateOffsetStart</a>(_baseOffset)</td></tr>
<tr><td colspan="2"><br><h2>Functions</h2></td></tr>
<tr><td class="memTemplParams" nowrap colspan="2">template<typename T > </td></tr>
<tr><td class="memTemplItemLeft" nowrap align="right" valign="top">NV_INLINE T </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="namespace_nv_1_1_blast.html#c0c6da9c519d92d57c310200989092dc">Nv::Blast::align16</a> (T value)</td></tr>
<tr><td class="memTemplParams" nowrap colspan="2">template<typename T > </td></tr>
<tr><td class="memTemplItemLeft" nowrap align="right" valign="top">NV_INLINE T </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="namespace_nv_1_1_blast.html#4dec47108a96068464a694e46a0dc1a2">Nv::Blast::pointerOffset</a> (const void *p, ptrdiff_t offset)</td></tr>
<tr><td class="memTemplParams" nowrap colspan="2">template<typename T > </td></tr>
<tr><td class="memTemplItemLeft" nowrap align="right" valign="top">NV_INLINE T </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="namespace_nv_1_1_blast.html#d1e732d6cd2e5f40a0187f05820e9e7e">Nv::Blast::pointerOffset</a> (void *p, ptrdiff_t offset)</td></tr>
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<hr><h2>Define Documentation</h2>
<a class="anchor" name="b1f69315874a0e6acc5ab7f4f0f443ad"></a><!-- doxytag: member="NvBlastMemory.h::NvBlastAllocaAligned16" ref="b1f69315874a0e6acc5ab7f4f0f443ad" args="(x)" -->
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<td class="memname">#define NvBlastAllocaAligned16 </td>
<td>(</td>
<td class="paramtype">x </td>
<td class="paramname"> </td>
<td> ) </td>
<td> (void*)(((uintptr_t)PxAlloca(x + 0xF) + 0xF) & ~(uintptr_t)0xF)</td>
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<p>
Stack allocation
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<a class="anchor" name="44bc8a89246b1e7d824a4dd3a6e08edc"></a><!-- doxytag: member="NvBlastMemory.h::NvBlastBlockArrayData" ref="44bc8a89246b1e7d824a4dd3a6e08edc" args="(_dataType, _name, _accessor, _sizeExpr)" -->
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<td class="memname">#define NvBlastBlockArrayData </td>
<td>(</td>
<td class="paramtype">_dataType, <tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">_name, <tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">_accessor, <tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">_sizeExpr </td>
<td class="paramname"> </td>
<td> ) </td>
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<b>Value:</b><div class="fragment"><pre class="fragment">_dataType* _accessor() const \
{ \
<span class="keywordflow">return</span> (_dataType*)((uintptr_t)<span class="keyword">this</span> + _name); \
} \
uint32_t _accessor##ArraySize() const \
{ \
<span class="keywordflow">return</span> _sizeExpr; \
} \
uint32_t _name
</pre></div>Block data offset and accessor macro for an array (includes an _accessor#ArraySize() function which returns the last expression).
</div>
</div><p>
<a class="anchor" name="3421677e17b73e6e0b7e3471fe6ad542"></a><!-- doxytag: member="NvBlastMemory.h::NvBlastBlockData" ref="3421677e17b73e6e0b7e3471fe6ad542" args="(_dataType, _name, _accessor)" -->
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<td class="memname">#define NvBlastBlockData </td>
<td>(</td>
<td class="paramtype">_dataType, <tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">_name, <tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">_accessor </td>
<td class="paramname"> </td>
<td> ) </td>
<td></td>
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<p>
<b>Value:</b><div class="fragment"><pre class="fragment">_dataType* _accessor() const \
{ \
<span class="keywordflow">return</span> (_dataType*)((uintptr_t)<span class="keyword">this</span> + _name); \
} \
uint32_t _name
</pre></div>Block data offset and accessor macro.
</div>
</div><p>
<a class="anchor" name="1a2910b0e69957e23c05e09a3ceb0436"></a><!-- doxytag: member="NvBlastMemory.h::NvBlastCreateOffsetAlign16" ref="1a2910b0e69957e23c05e09a3ceb0436" args="(_name, _size)" -->
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<td class="memname">#define NvBlastCreateOffsetAlign16 </td>
<td>(</td>
<td class="paramtype">_name, <tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">_size </td>
<td class="paramname"> </td>
<td> ) </td>
<td></td>
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<p>
<b>Value:</b><div class="fragment"><pre class="fragment">_name = <a class="code" href="namespace_nv_1_1_blast.html#c0c6da9c519d92d57c310200989092dc">align16</a>(_lastOffset + _lastSize); \
_lastOffset = _name; \
_lastSize = _size
</pre></div>Create the next offset generation with this. The value will be aligned to a 16-byte boundary.
</div>
</div><p>
<a class="anchor" name="924f54aafb03fdbd5a49693119fa86c2"></a><!-- doxytag: member="NvBlastMemory.h::NvBlastCreateOffsetEndAlign16" ref="924f54aafb03fdbd5a49693119fa86c2" args="()" -->
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<td class="memname">#define NvBlastCreateOffsetEndAlign16 </td>
<td>(</td>
</td>
<td class="paramname"> </td>
<td> ) </td>
<td> align16(_lastOffset + _lastSize)</td>
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<p>
End offset generation with this. It evaluates to the (16-byte aligned) total size of the data block.
</div>
</div><p>
<a class="anchor" name="6405c7730b3bae832e1883093fee3d5e"></a><!-- doxytag: member="NvBlastMemory.h::NvBlastCreateOffsetStart" ref="6405c7730b3bae832e1883093fee3d5e" args="(_baseOffset)" -->
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<td class="memname">#define NvBlastCreateOffsetStart </td>
<td>(</td>
<td class="paramtype">_baseOffset </td>
<td class="paramname"> </td>
<td> ) </td>
<td></td>
</tr>
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<p>
<b>Value:</b><div class="fragment"><pre class="fragment"><span class="keywordtype">size_t</span> _lastOffset = _baseOffset; \
<span class="keywordtype">size_t</span> _lastSize = 0
</pre></div>Block data offset generation macros. Start offset generation with this.
</div>
</div><p>
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