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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /css/css-transforms/3dtransform-and-filter-no-perspective-001.html - WPT Dashboard Interop Dashboard
<!DOCTYPE HTML>
<title>CSS Test (Transforms): Filter on a 3d transformed element</title>
<meta name="assert" content="The filtered element is rendered correctly without clipping, despite the interesting transform.">
<link rel="match" href="3dtransform-and-filter-no-perspective-001-ref.html">
<style>
body {
margin: 0;
}
div {
height: 500px;
width: 750px;
overflow: hidden;
position: relative;
}
span {
background: blue;
display: inline-block;
top: 0;
left: 200px;
position: absolute;
width: 293px;
height: 174px;
transform-origin: 0px -400px 0px;
margin-top: 300px;
transform: rotateZ(-20deg) rotateX(55deg);
filter: drop-shadow(0px 60px 40px rgba(0,0,0,0));
}
svg.cover {
position: absolute;
z-index: 1;
top: 0;
left: 0;
width: 600px;
height: 220px;
}
/*
The device-to-local transform here is:
left margin-top transform-origin transform -transform-origin
translateX(200px) translateY(300px) translateY(-400px) rotateZ(-20deg) rotateX(55deg) translateY(400px)
which is equivalent to:
matrix3d(0.939693, -0.34202, 0, 0, 0.196175, 0.538986, 0.819152, 0, -0.280166, -0.769751, 0.573576, 0, 278.47, 115.594, 327.661, 1)
*/
</style>
<div>
<span></span>
</div>
<!-- cover the blurred edge so we can match to a reference -->
<svg class="cover">
<polygon fill="transparent" stroke="aqua" stroke-width="4"
points="278.470,115.594
553.80005,15.38214
587.9345,109.1657
312.6045,209.3776" />
</svg>