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fix: single blur surface per wl surface

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Ashley Wulber 2026-05-21 14:11:20 -04:00 • committed by Ashley Wulber
parent 6be49cb530
commit 5cc9f8d621
1 changed files with 23 additions and 49 deletions
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72
winit/src/platform_specific/wayland/event_loop/state.rs
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@ -431,7 +431,7 @@ pub struct SctkState {
pub(crate) popups: Vec<SctkPopup>,
pub(crate) subsurfaces: Vec<SctkSubsurface>,
pub(crate) lock_surfaces: Vec<SctkLockSurface>,
pub(crate) blur_surfaces: HashMap<core::window::Id, Vec<ExtBackgroundEffectSurfaceV1>>,
pub(crate) blur_surfaces: HashMap<core::window::Id, ExtBackgroundEffectSurfaceV1>,
pub(crate) corner_radii: HashMap<core::window::Id, (SctkCornerRadius, Option<CornerRadius>)>,
pub(crate) touch_points: HashMap<touch::Finger, (WlSurface, Point)>,
@ -1134,9 +1134,7 @@ impl SctkState {
let l = self.layer_surfaces.remove(i);
if let Some(blurred) = self.blur_surfaces.remove(&l.id) {
for s in blurred {
s.destroy();
}
blurred.destroy();
}
_ = self.corner_radii.remove(&id);
@ -1415,9 +1413,7 @@ impl SctkState {
}
if let Some(blurred) = self.blur_surfaces.remove(&id) {
for s in blurred {
s.destroy();
}
blurred.destroy();
}
_ = self.corner_radii.remove(&id);
@ -1545,9 +1541,7 @@ impl SctkState {
{
let surface = self.lock_surfaces.remove(i);
if let Some(blurred) = self.blur_surfaces.remove(&surface.id) {
for s in blurred {
s.destroy();
}
blurred.destroy();
}
_ = self.corner_radii.remove(&id);
@ -1632,9 +1626,7 @@ impl SctkState {
}
for (destroyed, parent, id) in destroyed {
if let Some(blurred) = self.blur_surfaces.remove(&id) {
for s in blurred {
s.destroy();
}
blurred.destroy();
}
_ = self.corner_radii.remove(&id);
@ -1790,45 +1782,27 @@ impl SctkState {
let existing_blur = self.blur_surfaces.entry(id);
match (existing_blur, rectangles) {
(Entry::Occupied(occupied_entry), None) => {
let blur_surfaces = occupied_entry.remove();
for region in blur_surfaces {
region.destroy();
}
let blur_surface = occupied_entry.remove();
blur_surface.destroy();
},
(Entry::Occupied(mut occupied_entry), Some(rectangles)) => {
let blur_surfaces = occupied_entry.get_mut();
let regions = rectangles.into_iter().map(|rect| {
let region = self
let blur_surface = occupied_entry.get_mut();
let region = self
.compositor_state
.wl_compositor()
.create_region(&self.queue_handle, ());
for rect in rectangles.into_iter() {
region.add(
rect.x.round() as i32,
rect.y.round() as i32,
rect.width.round() as i32,
rect.height.round() as i32,
);
region
}).collect::<Vec<_>>();
if regions.len() > blur_surfaces.len() {
// add extra blur surfaces if needed
for _ in blur_surfaces.len()..regions.len() {
let Some(extra_region) = self.ext_background_effect_manager.as_mut().map(|mgr| mgr.blur(s, &self.queue_handle)) else {
log::error!("Failed to create blur effect for surface");
return Ok(());
};
blur_surfaces.push(extra_region);
}
} else if regions.len() < blur_surfaces.len() {
for surface in blur_surfaces.iter().skip(regions.len()) {
surface.destroy();
}
}
// update existing blur surfaces
for (blur_surface, region) in blur_surfaces.iter().zip(regions.into_iter()) {
blur_surface.set_blur_region(Some(&region));
}
blur_surface.set_blur_region(Some(&region));
},
(Entry::Vacant(..), None) => {
// nothing to remove
@ -1838,23 +1812,23 @@ impl SctkState {
log::error!("Blur effect is not supported.");
return Ok(());
}
let blur_surfaces = rectangles.into_iter().map(|rect| {
let region = self
.compositor_state
.wl_compositor()
.create_region(&self.queue_handle, ());
region.add(
rect.x.round() as i32,
rect.y.round() as i32,
rect.width.round() as i32,
rect.height.round() as i32,
);
for rect in rectangles {
region.add(
rect.x.round() as i32,
rect.y.round() as i32,
rect.width.round() as i32,
rect.height.round() as i32,
);
}
let blur_manager = self.ext_background_effect_manager.as_mut().unwrap();
let blur_surface = blur_manager.blur(s, &self.queue_handle);
blur_surface.set_blur_region(Some(&region));
blur_surface
}).collect::<Vec<_>>();
_ = vacant_entry.insert(blur_surfaces);
_ = vacant_entry.insert(blur_surface);
},
}
},