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<a href="#pub-methods">Public 成员函数</a> &#124;
<a href="classvde_1_1foundation_1_1ToleranceScope-members.html">所有成员列表</a> </div>
<div class="headertitle">
<div class="title">vde::foundation::ToleranceScope类 参考<div class="ingroups"><a class="el" href="group__foundation.html">基础模块</a></div></div> </div>
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<div class="contents">
<p>局部容差作用域(RAII
<a href="classvde_1_1foundation_1_1ToleranceScope.html#details">更多...</a></p>
<p><code>#include &lt;<a class="el" href="tolerance_8h_source.html">tolerance.h</a>&gt;</code></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public 成员函数</h2></td></tr>
<tr class="memitem:abba3f2286645916b2466617f1e6eb820"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classvde_1_1foundation_1_1ToleranceScope.html#abba3f2286645916b2466617f1e6eb820">ToleranceScope</a> (const <a class="el" href="classvde_1_1foundation_1_1Tolerance.html">Tolerance</a> &amp;tol)</td></tr>
<tr class="memdesc:abba3f2286645916b2466617f1e6eb820"><td class="mdescLeft">&#160;</td><td class="mdescRight">进入新的容差作用域 <a href="classvde_1_1foundation_1_1ToleranceScope.html#abba3f2286645916b2466617f1e6eb820">更多...</a><br /></td></tr>
<tr class="separator:abba3f2286645916b2466617f1e6eb820"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aaf0ab7bd06234f1fa3c28fc271773250"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classvde_1_1foundation_1_1ToleranceScope.html#aaf0ab7bd06234f1fa3c28fc271773250">~ToleranceScope</a> ()</td></tr>
<tr class="memdesc:aaf0ab7bd06234f1fa3c28fc271773250"><td class="mdescLeft">&#160;</td><td class="mdescRight">退出容差作用域,恢复之前的全局容差 <a href="classvde_1_1foundation_1_1ToleranceScope.html#aaf0ab7bd06234f1fa3c28fc271773250">更多...</a><br /></td></tr>
<tr class="separator:aaf0ab7bd06234f1fa3c28fc271773250"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">详细描述</h2>
<div class="textblock"><p>局部容差作用域(RAII </p>
<p>构造时设置新的全局容差,析构时自动恢复为之前的值。 用于在特定代码块内临时修改容差。</p>
<div class="fragment"><div class="line"><span class="keywordtype">void</span> precise_operation() {</div>
<div class="line"> <a class="code" href="classvde_1_1foundation_1_1ToleranceScope.html#abba3f2286645916b2466617f1e6eb820">ToleranceScope</a> scope(<a class="code" href="classvde_1_1foundation_1_1Tolerance.html#a0da11b92bf3a87429f85763769e7524e">Tolerance::Intersection</a>());</div>
<div class="line"> <span class="comment">// 在此作用域内使用求交级精度</span></div>
<div class="line"> <span class="comment">// ... 布尔运算 ...</span></div>
<div class="line">} <span class="comment">// scope 析构,自动恢复</span></div>
<div class="ttc" id="aclassvde_1_1foundation_1_1ToleranceScope_html_abba3f2286645916b2466617f1e6eb820"><div class="ttname"><a href="classvde_1_1foundation_1_1ToleranceScope.html#abba3f2286645916b2466617f1e6eb820">vde::foundation::ToleranceScope::ToleranceScope</a></div><div class="ttdeci">ToleranceScope(const Tolerance &amp;tol)</div><div class="ttdoc">进入新的容差作用域</div><div class="ttdef"><b>Definition:</b> <a href="tolerance_8h_source.html#l00210">tolerance.h:210</a></div></div>
<div class="ttc" id="aclassvde_1_1foundation_1_1Tolerance_html_a0da11b92bf3a87429f85763769e7524e"><div class="ttname"><a href="classvde_1_1foundation_1_1Tolerance.html#a0da11b92bf3a87429f85763769e7524e">vde::foundation::Tolerance::Intersection</a></div><div class="ttdeci">static constexpr double Intersection()</div><div class="ttdoc">求交级精度 (1e-8):精确求交、布尔运算</div><div class="ttdef"><b>Definition:</b> <a href="tolerance_8h_source.html#l00173">tolerance.h:173</a></div></div>
</div><!-- fragment -->
<p class="definition">在文件 <a class="el" href="tolerance_8h_source.html">tolerance.h</a><a class="el" href="tolerance_8h_source.html#l00201">201</a> 行定义.</p>
</div><h2 class="groupheader">构造及析构函数说明</h2>
<a id="abba3f2286645916b2466617f1e6eb820"></a>
<h2 class="memtitle"><span class="permalink"><a href="#abba3f2286645916b2466617f1e6eb820">&#9670;&nbsp;</a></span>ToleranceScope()</h2>
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<td class="memname">vde::foundation::ToleranceScope::ToleranceScope </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classvde_1_1foundation_1_1Tolerance.html">Tolerance</a> &amp;&#160;</td>
<td class="paramname"><em>tol</em></td><td>)</td>
<td></td>
</tr>
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</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">explicit</span></span> </td>
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</table>
</div><div class="memdoc">
<p>进入新的容差作用域 </p>
<p>保存当前全局容差并设置新值。</p>
<dl class="params"><dt>参数</dt><dd>
<table class="params">
<tr><td class="paramname">tol</td><td>此作用域内使用的容差 </td></tr>
</table>
</dd>
</dl>
<p class="definition">在文件 <a class="el" href="tolerance_8h_source.html">tolerance.h</a><a class="el" href="tolerance_8h_source.html#l00210">210</a> 行定义.</p>
<p class="reference">引用了 <a class="el" href="tolerance_8h_source.html#l00164">vde::foundation::Tolerance::set_global()</a>.</p>
</div>
</div>
<a id="aaf0ab7bd06234f1fa3c28fc271773250"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aaf0ab7bd06234f1fa3c28fc271773250">&#9670;&nbsp;</a></span>~ToleranceScope()</h2>
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<td class="memname">vde::foundation::ToleranceScope::~ToleranceScope </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td></td>
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<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">inline</span></span> </td>
</tr>
</table>
</div><div class="memdoc">
<p>退出容差作用域,恢复之前的全局容差 </p>
<p class="definition">在文件 <a class="el" href="tolerance_8h_source.html">tolerance.h</a><a class="el" href="tolerance_8h_source.html#l00217">217</a> 行定义.</p>
<p class="reference">引用了 <a class="el" href="tolerance_8h_source.html#l00164">vde::foundation::Tolerance::set_global()</a>.</p>
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<hr/>该类的文档由以下文件生成:<ul>
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