n_sum -= pb
        
        stackOut = stackOut.next
        
        yi += width
        
      
    @

  Caman.Filter.register <span class="string">"stackBlur"</span>, (radius) -&gt;
    <span class="property">@processPlugin</span> <span class="string">"stackBlur"</span>, [radius]</pre></div></div>
            
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