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<!doctype HTML>
<meta charset="utf8">
<title>Perspective with transforms equivalencies.</title>
<link rel="author" title="Vladimir Levin" href="mailto:vmpstr@chromium.org">
<link rel="help" href="http://www.w3.org/TR/css-transforms-2/#perspective-property">
<link rel="help" href="http://www.w3.org/TR/css-transforms-1/#transform-property">
<link rel="match" href="perspective-transforms-equivalence-ref.html">
<!--
Perspective with different transforms can have small anti-aliasing
pixel differences, so the test should fuzzy patch to the ref.
-->
<meta name="fuzzy" content="maxDifference=0-94;totalPixels=0-538">
<style>
#container {
transform: translate(-200px, -200px);
width: 500px;
height: 500px;
perspective: 500px;
}
#container > div {
width: 100%;
height: 100%;
transform-style: preserve-3d;
transform: translateZ(-250px) rotateZ(45deg);
}
#container > div > div {
width: 100%;
height: 100%;
position: absolute;
background-color: rgba(3, 121, 255, 0.3);
box-sizing: border-box;
border: 3px solid black;
}
/* The following four should be equivalent. */
#one { transform: rotateY(90deg) translateZ(250px); }
#two { transform: rotateZ(90deg) rotateX(90deg) translateZ(250px); }
#three { transform: rotateY(-90deg) translateZ(-250px); }
#four { transform: rotateZ(-90deg) rotateX(90deg) translateZ(-250px); }
</style>
<div id="container">
<div>
<div id="one"></div>
<div id="two"></div>
<div id="three"></div>
<div id="four"></div>
</div>
</div>
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