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  <div class="section" id="vector-functions">
<span id="id1"></span><h1>Vector Functions<a class="headerlink" href="#vector-functions" title="Permalink to this headline">¶</a></h1>
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="c1">#include &lt;Imath/ImathVecAlgo.h&gt;</span>
</pre></div>
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<p>Functions that operate on vectors.</p>
<dl class="cpp function">
<dt id="_CPPv4I0EN5Imath13closestVertexE3VecRK3VecRK3VecRK3VecRK3Vec">
<span id="_CPPv3I0EN5Imath13closestVertexERK3VecRK3VecRK3VecRK3Vec"></span><span id="_CPPv2I0EN5Imath13closestVertexERK3VecRK3VecRK3VecRK3Vec"></span>template&lt;class <code class="sig-name descname">Vec</code>&gt;<br /><span class="target" id="_imath_vec_algo_8h_1a534bc0e75cfd1cd0dde049a8db6827e3"></span><em class="property">constexpr</em> <a class="reference internal" href="#_CPPv4I0EN5Imath13closestVertexE3VecRK3VecRK3VecRK3VecRK3Vec" title="Imath::closestVertex::Vec">Vec</a> <code class="sig-prename descclassname">Imath<code class="sig-prename descclassname">::</code></code><code class="sig-name descname">closestVertex</code><span class="sig-paren">(</span><em class="property">const</em> <a class="reference internal" href="#_CPPv4I0EN5Imath13closestVertexE3VecRK3VecRK3VecRK3VecRK3Vec" title="Imath::closestVertex::Vec">Vec</a> &amp;<em>v0</em>, <em class="property">const</em> <a class="reference internal" href="#_CPPv4I0EN5Imath13closestVertexE3VecRK3VecRK3VecRK3VecRK3Vec" title="Imath::closestVertex::Vec">Vec</a> &amp;<em>v1</em>, <em class="property">const</em> <a class="reference internal" href="#_CPPv4I0EN5Imath13closestVertexE3VecRK3VecRK3VecRK3VecRK3Vec" title="Imath::closestVertex::Vec">Vec</a> &amp;<em>v2</em>, <em class="property">const</em> <a class="reference internal" href="#_CPPv4I0EN5Imath13closestVertexE3VecRK3VecRK3VecRK3VecRK3Vec" title="Imath::closestVertex::Vec">Vec</a> &amp;<em>p</em><span class="sig-paren">)</span> <em class="property">noexcept</em><a class="headerlink" href="#_CPPv4I0EN5Imath13closestVertexE3VecRK3VecRK3VecRK3VecRK3Vec" title="Permalink to this definition">¶</a><br /></dt>
<dd><p>Find the vertex of triangle <code class="docutils literal notranslate"><span class="pre">(v0,</span> <span class="pre">v1,</span> <span class="pre">v2)</span></code> that is closest to point <code class="docutils literal notranslate"><span class="pre">p</span></code> (<code class="docutils literal notranslate"><a class="reference internal" href="../classes/Vec2.html#class_imath_1_1_vec2"><span class="std std-ref"><span class="pre">Vec2</span></span></a></code>, <code class="docutils literal notranslate"><a class="reference internal" href="../classes/Vec3.html#class_imath_1_1_vec3"><span class="std std-ref"><span class="pre">Vec3</span></span></a></code>, <code class="docutils literal notranslate"><a class="reference internal" href="../classes/Vec4.html#class_imath_1_1_vec4"><span class="std std-ref"><span class="pre">Vec4</span></span></a></code>) </p>
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