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gfx: Stop cloning clipping regions so much.

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Clipping regions can contain vectors and so can be expensive to copy.
This commit is contained in:
Patrick Walton 2016-03-02 11:50:21 -08:00
parent 983576ebaa
commit 940bff1f9c
5 changed files with 52 additions and 52 deletions
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3
components/layout/flow.rs
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@ -1184,7 +1184,8 @@ impl BaseFlow {
for item in items.iter() {
let base_item = item.item.base();
let paint_bounds = base_item.clip.clone().intersect_rect(&base_item.bounds);
let mut paint_bounds = base_item.clip.clone();
paint_bounds.intersect_rect(&base_item.bounds);
if !paint_bounds.might_be_nonempty() {
continue;
}