1<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
2   "http://www.w3.org/TR/html4/loose.dtd">
3
4<html lang="en">
5<head>
6  <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
7  <title>Testing direct image layer optimisation</title>
8  <style type="text/css" media="screen">
9    img {
10      float: left;
11      width: 150px;
12      height: 150px;
13    }
14    img {
15      -webkit-transform: rotate3d(0, 0, 1, 0);
16    }
17    .test {
18      float: left;
19      height: 200px;
20      width: 260px;
21    }
22   </style>
23</head>
24<body>
25
26  <h1>Image optimisation in layers</h1>
27
28  <p>
29    This test exercises direct compositing of images with hardware acceleration. The visual results
30    using ACCELERATED_COMPOSITING and regular TOT should be identical. Running this test manually with
31    the correct debug options will show which elements are directly composited. See
32    <a href="https://bugs.webkit.org/show_bug.cgi?id=23361">https://bugs.webkit.org/show_bug.cgi?id=23361</a>
33  </p>
34
35  <div class="test">
36    <img src="resources/simple_image.png">
37    Basic image - no style - can be directly composited
38  </div>
39
40  <div class="test">
41    <img src="resources/simple_image.png" style="border: 5px solid blue;">
42    5px blue border - can NOT be directly composited
43  </div>
44
45  <div class="test">
46    <img src="resources/simple_image.png" style="margin: 5px 5px;">
47    margin - can NOT be directly composited
48  </div>
49
50  <div class="test">
51    <img src="resources/simple_image.png" style="background-color: grey;">
52    solid background - can be directly composited
53  </div>
54
55  <div class="test">
56    <img src="resources/simple_image.png" style="background: orange url(resources/simple_image.png) -50px -50px;">
57    background image - can NOT be directly composited
58  </div>
59
60  <div class="test">
61    <img src="resources/simple_image.png" style="-webkit-transform: rotate3d(0, 0, 1, 10deg);">
62    rotated but otherwise no style - can be directly composited
63  </div>
64
65</body>
66</html>
67