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<section id="boxblur">
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<h1>BoxBlur<a class="headerlink" href="#boxblur" title="Permalink to this heading"></a></h1>
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<dl class="py function">
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<dt class="sig sig-object py" id="std.BoxBlur">
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<span class="sig-prename descclassname"><span class="pre">std.</span></span><span class="sig-name descname"><span class="pre">BoxBlur</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">vnode</span> <span class="pre">clip</span></span></em><span class="optional">[</span>, <em class="sig-param"><span class="n"><span class="pre">int[]</span> <span class="pre">planes</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">int</span> <span class="pre">hradius</span> <span class="pre">=</span> <span class="pre">1</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">int</span> <span class="pre">hpasses</span> <span class="pre">=</span> <span class="pre">1</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">int</span> <span class="pre">vradius</span> <span class="pre">=</span> <span class="pre">1</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">int</span> <span class="pre">vpasses</span> <span class="pre">=</span> <span class="pre">1</span></span></em><span class="optional">]</span><span class="sig-paren">)</span><a class="headerlink" href="#std.BoxBlur" title="Permalink to this definition"></a></dt>
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<dd><p>Performs a box blur which is fast even for large radius values. Using multiple <em>passes</em> can be used to fairly cheaply
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approximate a gaussian blur. A <em>radius</em> of 0 means no processing is performed.</p>
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