<!DOCTYPE html>
<html class="reftest-wait">
<title>feDiffuseLighting: tainting state changes dynamically</title>
<link rel="help" href="https://drafts.fxtf.org/filter-effects/#tainted-filter-primitives">
<link rel="help" href="https://drafts.fxtf.org/filter-effects/#fedisplacemnentmap-restrictions">
<link rel="match" href="reference/green-100x100.html">
<script src="/common/reftest-wait.js"></script>
<svg>
  <filter id="diffuse" color-interpolation-filters="sRGB"
          filterUnits="userSpaceOnUse">
    