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layout: Don't built stacking contexts or display lists for empty blocks.

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This commit is contained in:
Josh Matthews 2020-06-02 16:50:40 -04:00
parent 4094d16323
commit 08427ccee5
6 changed files with 50 additions and 1 deletions
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5
components/layout/inline.rs
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@ -1871,6 +1871,11 @@ impl Flow for InlineFlow {
let previous_cb_clipping_and_scrolling = state.containing_block_clipping_and_scrolling;
for fragment in self.fragments.fragments.iter_mut() {
// If a particular fragment would establish a stacking context but has a transform
// applied that causes it to take up no space, we can skip it entirely.
if fragment.has_non_invertible_transform() {
continue;
}
state.containing_block_clipping_and_scrolling = previous_cb_clipping_and_scrolling;
let abspos_containing_block = fragment.style.get_box().position != Position::Static;