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Diffstat (limited to 'testing/web-platform/tests/css/filter-effects/effect-reference-source-alpha-001.html')
-rw-r--r-- | testing/web-platform/tests/css/filter-effects/effect-reference-source-alpha-001.html | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/testing/web-platform/tests/css/filter-effects/effect-reference-source-alpha-001.html b/testing/web-platform/tests/css/filter-effects/effect-reference-source-alpha-001.html new file mode 100644 index 0000000000..3bb76015ee --- /dev/null +++ b/testing/web-platform/tests/css/filter-effects/effect-reference-source-alpha-001.html @@ -0,0 +1,29 @@ +<!DOCTYPE html> +<html> +<title>CSS Filters: feMergeNode with SourceAlpha</title> +<link rel="author" title="Fredrik Söderquist" href="mailto:fs@opera.com"> +<link rel="help" href="https://drafts.fxtf.org/filter-effects-1/#feMergeElement"> +<link rel="help" href="https://drafts.fxtf.org/filter-effects-1/#attr-valuedef-in-sourcealpha"> +<link rel="help" href="https://crbug.com/109224"> +<link rel="match" href="reference/effect-reference-source-alpha-001-ref.html"> +<meta name="assert" content="Check that SourceAlpha is correctly derived from SourceGraphic which is the output of the opacity(0) filter function which essentially sets all pixels to transparent."/> + +<style> +div { + position: absolute; + width: 100px; + height: 100px; +} +#test { + background-color: red; + filter: opacity(0) url(#f); +} +</style> +<div style="background-color: green"></div> +<div id="test"> +<svg height="0"> + <filter id="f"> + <feMerge><feMergeNode in="SourceAlpha"></feMergeNode></feMerge> + </filter> +</svg> +</div> |