testing/web-platform/tests/css/css-masking/mask-image/mask-image-svg-child-will-change.html


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21

<!DOCTYPE html>
<title>CSS Test: mask-image on svg with child with will-change: transform</title>
<link rel="author" title="Xianzhu Wang" href="mailto:wangxianzhu@chromium.org">
<link rel="help" href="https://drafts.fxtf.org/css-masking-1/#mask-layer-image">
<link rel="match" href="reference/mask-image-svg-child-will-change-ref.html">
<style>
svg {
  /* The image is 200x200 with 100x100 opaque pixels at the center */
  -webkit-mask-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAMgAAADICAYAAACtWK6eAAABNklEQVR42u3TyQ0AMAgEMUj/PS895IWQ3QHHVAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAP/6yiBJ4pyLHqv7xG89pwSBgEBAICAQEAgIBAQCAgGBAAIBgYBAQCAgEBAICAQEAgIBgQACAYGAQEAgIBAQCAgEBAICAQQCAgGBgEBAICAQEAgIBAQCAgEEAgIBgYBAQCAgEBAICAQEAggEBAICAYGAQEAgIBAQCAgEBAIIBAQCAgGBgEBAICAQEAgIBBAICAQEAgIBgYBAQCAgEBAICAQQCAgEBAICAYGAQEAgIBAQCAjECkAgIBAQCAgEBAICAYGAQEAggEBAICAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAthrrbgTIalbwsQAAAABJRU5ErkJggg==);
  mask-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAMgAAADICAYAAACtWK6eAAABNklEQVR42u3TyQ0AMAgEMUj/PS895IWQ3QHHVAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAP/6yiBJ4pyLHqv7xG89pwSBgEBAICAQEAgIBAQCAgGBAAIBgYBAQCAgEBAICAQEAgIBgQACAYGAQEAgIBAQCAgEBAICAQQCAgGBgEBAICAQEAgIBAQCAgEEAgIBgYBAQCAgEBAICAQEAggEBAICAYGAQEAgIBAQCAgEBAIIBAQCAgGBgEBAICAQEAgIBBAICAQEAgIBgYBAQCAgEBAICAQQCAgEBAICAYGAQEAgIBAQCAjECkAgIBAQCAgEBAICAYGAQEAggEBAICAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAthrrbgTIalbwsQAAAABJRU5ErkJggg==);
  width: 100px;
  height: 100px;
  border: 50px solid red;
  background: green;
}
</style>
<p>The test passes if there is a green square and no red below.</p>
<svg>
  <rect style="will-change: transform">
</svg>