Blitz - WPT: preserve3d-and-flattening-001.html

wpt / css / css-transforms / preserve3d-and-flattening-001.html

/css/css-transforms/preserve3d-and-flattening-001.html

<!DOCTYPE HTML>
<meta charset="utf-8">
<title>CSS Test (Transforms): Flattening at the leafward edges of a preserve-3d scene</title>
<link rel="help" href="https://bugs.chromium.org/p/chromium/issues/detail?id=1255544">
<link rel="author" title="L. David Baron" href="https://dbaron.org/">
<link rel="author" title="Google" href="http://www.google.com/">
<link rel="help" href="http://www.w3.org/TR/css-transforms-2/#3d-transform-rendering">
<meta name="assert" content="The element is rendered at the correct position.">
<link rel="match" href="preserve3d-and-flattening-001-ref.html">
<meta name="fuzzy" content="maxDifference=0-127;totalPixels=0-500">

<style>
body {
  margin: 0;
}
.scene-wrapper {
  margin-top: 100px;
  margin-left: 50px;
  width: 200px;
  height: 200px;
  perspective: 1000px;
  perspective-origin: 0px 0px;
}
.scene-root {
  transform: rotateX(30deg);
  transform-origin: 0px 0px;
  transform-style:preserve-3d;
  /* This is in place of a transition in the original. */
  will-change: transform;
}
.descendent-of-flattener {
  height: 50px;
  will-change: transform;
}
.scene-3d-element {
  background: blue;
  transform: translateZ(100px);
  width: 100px;
  height: 100px;
  transform-style:preserve-3d
}
</style>

<div class="scene-wrapper">
  <div class="scene-root">
    <div class="scene-flattener">
      <div class="descendent-of-flattener"></div>
    </div>
    <div class="scene-3d-element"></div>
  </div>
</div>

/css/css-transforms/preserve3d-and-flattening-001-ref.html

<!DOCTYPE HTML>
<meta charset="utf-8">
<title>CSS Test Reference (Transforms): Flattening at the leafward edges of a preserve-3d scene</title>
<link rel="author" title="L. David Baron" href="https://dbaron.org/">
<link rel="author" title="Google" href="http://www.google.com/">

<style>
body {
  margin: 0;
}

.reference {
  background: blue;
  width: 100px;
  height: 100px;
  transform-origin: 0 0;
  transform: translate(50px, 100px) perspective(1000px) rotateX(30deg) translateY(50px) translateZ(100px);
}
</style>

<div class="reference"></div>