Blitz - WPT: subpixel-transform-changes-004.html

wpt / css / css-transforms / subpixel-transform-changes-004.html

/css/css-transforms/subpixel-transform-changes-004.html

<!DOCTYPE html>
<html class="reftest-wait">
<meta charset="utf-8">
<title>CSS Transforms Test: Subpixel transform changes trivial 3D</title>
<link rel="author" title="Manuel Rego Casasnovas" href="mailto:rego@igalia.com">
<link rel="help" href="https://drafts.csswg.org/css-transforms/#transform-property">
<link rel="match" href="reference/subpixel-transform-changes-004-ref.html">
<meta name="assert" content="Test checks that subpixel transform changes work as expected regardless of trivial 3D transforms.">

<div id="translateX1" style="transform: translate3d(0.12px, 0px, 0px);">transform: translate3d(0.48px, 0px, 0px);</div>
<div id="translateX2" style="transform: translate3d(0.56px, 0px, 0px);">transform: translate3d(3.17px, 0px, 0px);</div>
<div id="translateX3" style="transform: translate3d(1.87px, 0px, 0px);">transform: translate3d(0.34px, 0px, 0px);</div>

<div id="translateY1" style="transform: translate3d(0px, 0.12px, 0px);">transform: translate3d(0px, 0.48px, 0px);</div>
<div id="translateY2" style="transform: translate3d(0px, 0.56px, 0px);">transform: translate3d(0px, 3.17px, 0px);</div>
<div id="translateY3" style="transform: translate3d(0px, 1.87px, 0px);">transform: translate3d(0px, 0.34px, 0px);</div>

<script>
  requestAnimationFrame(() => requestAnimationFrame(() => {
    translateX1.style.transform = "translate3d(0.48px, 0px, 0px)";
    translateX2.style.transform = "translate3d(3.17px, 0px, 0px)";
    translateX3.style.transform = "translate3d(0.34px, 0px, 0px)";

    translateY1.style.transform = "translate3d(0px, 0.48px, 0px)";
    translateY2.style.transform = "translate3d(0px, 3.17px, 0px)";
    translateY3.style.transform = "translate3d(0px, 0.34px, 0px)";

    document.documentElement.classList.remove("reftest-wait");
  }));
</script>
</html>

/css/css-transforms/reference/subpixel-transform-changes-004-ref.html

<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Transforms Reference Test: Subpixel transform changes trivial 3D</title>
<link rel="author" title="Manuel Rego Casasnovas" href="mailto:rego@igalia.com">

<div id="translateX1" style="transform: translate3d(0.48px, 0px, 0px);">transform: translate3d(0.48px, 0px, 0px);</div>
<div id="translateX2" style="transform: translate3d(3.17px, 0px, 0px);">transform: translate3d(3.17px, 0px, 0px);</div>
<div id="translateX3" style="transform: translate3d(0.34px, 0px, 0px);">transform: translate3d(0.34px, 0px, 0px);</div>

<div id="translateY1" style="transform: translate3d(0px, 0.48px, 0px);">transform: translate3d(0px, 0.48px, 0px);</div>
<div id="translateY2" style="transform: translate3d(0px, 3.17px, 0px);">transform: translate3d(0px, 3.17px, 0px);</div>
<div id="translateY3" style="transform: translate3d(0px, 0.34px, 0px);">transform: translate3d(0px, 0.34px, 0px);</div>