<!--
     Any copyright is dedicated to the Public Domain.
     http://creativecommons.org/publicdomain/zero/1.0/
-->
<svg xmlns="http://www.w3.org/2000/svg" version="1.0">
  <desc>
   The combination of the 'viewBox' attribute on the 'marker' and the 'transform'
   attribute on the 'g' element should not cause the mark (lime 'circle') to be
   clipped when the 'path' is filtered.
  </desc>
  <defs>
    <marker id="marker" markerWidth="200" markerHeight="200" refX="0" refY="100" 
            markerUnits="userSpaceOnUse" viewBox="-100 0 200 200">
      <g transform="translate(100, 0)">
        <circle fill="lime" r="100" cx="-100" cy="100"/>
      </g>
    </marker>
    <filter id="filter"><feGaussianBlur stdDeviation="0.001"/></filter>
  </defs>
  <rect width="100%" height="100%" fill="lime"/>
  <circle fill="red" r="98" cx="200" cy="100"/>
  <path d="M100,0 l100,100 200,200" marker-mid="url(#marker)" filter="url(#filter)"/>
</svg>