effect-reference-obb-dimensions.html

<!DOCTYPE html>
<title>CSS Filters: objectBoundingBox type of primitiveUnits in SVG filters</title>
<link rel="author" title="Fredrik Söderquist" href="mailto:[email protected]">
<link rel="help" href="https://drafts.fxtf.org/filter-effects/#InterfaceSVGFilterElement">
<link rel="help" href="https://drafts.fxtf.org/filter-effects/#attr-valuedef-primitiveunits-objectboundingbox">
<link rel="help" href="https://bugs.chromium.org/p/chromium/issues/detail?id=532938">
<link rel="match" href="reference/effect-reference-obb-dimensions-ref.html">
<meta name="assert" content="Check that primitiveUnits of type objectBoundingBox get properly applied in SVG filter primitives."/>

<style>
body {
  margin: 0;
  padding: 0;
}
#target {
  position: absolute;
  width: 100px;
  height: 100px;
  background-color: green;
  filter: url('#bboxOffset');
}
</style>
<div id="target"></div>
<svg height="0">
  <filter id="bboxOffset" primitiveUnits="objectBoundingBox" x="0" y="0" width="1.25" height="1.25">
    <feOffset dx="0.2" dy="0.2"/>
  </filter>
</svg>

chromium/third_party/blink/web_tests/external/wpt/css/filter-effects/effect-reference-obb-dimensions.html