Mirrors/servo
1
0
Fork 0
mirror of https://github.com/servo/servo.git synced 2025-08-06 22:15:33 +01:00
Code Issues Projects Releases Packages Wiki Activity

Expand DisplayList layer bounds to whole pixels

Browse source 
Before passing these layers to the paint task, expand them to pixel
boundaries. This ensures that subpixel edges of the layer will not be
clipped away and helps prevent rounding issues with layer contents.

Fixes #8166.
This commit is contained in:
Martin Robinson 2015-10-27 15:57:33 -07:00
parent 9501564e01
commit a7a58e47a0
8 changed files with 106 additions and 30 deletions
Download patch file Download diff file Expand all files Collapse all files

12
tests/wpt/mozilla/meta/MANIFEST.json
View file

@ -1919,6 +1919,18 @@
"url": "/_mozilla/css/last_of_type_pseudo_a.html"
}
],
"css/layerization_layer_size.html": [
{
"path": "css/layerization_layer_size.html",
"references": [
[
"/_mozilla/css/layerization_layer_size_ref.html",
"=="
]
],
"url": "/_mozilla/css/layerization_layer_size.html"
}
],
"css/layerization_z_order_a.html": [
{
"path": "css/layerization_z_order_a.html",

28
tests/wpt/mozilla/tests/css/layerization_layer_size.html Normal file
View file

@ -0,0 +1,28 @@
<!doctype html>
<meta charset="utf-8">
<html>
<link rel="match" href="/_mozilla/css/layerization_layer_size_ref.html">
<style>
div {
position: absolute;
left: 0;
top: 10.5px;
width: 100px;
height: 100px;
background: green;
}
iframe {
border: none;
}
</style>
<body>
<!-- This div is positioned so should be rendered on top of the following
inline iframe. Since the iframe has a layer, the div should also be
promoted to a layer. This should not affect its final rendered position. -->
<div></div>
<iframe></iframe>
</body>
</html>

19
tests/wpt/mozilla/tests/css/layerization_layer_size_ref.html Normal file
View file

@ -0,0 +1,19 @@
<!doctype html>
<meta charset=utf-8>
<html>
<style>
div {
position: absolute;
left: 0;
top: 10.5px;
width: 100px;
height: 100px;
background: green;
}
</style>
<body>
<div></div>
</body>
</html>