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screencopy: Accumulate buffer damage

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Ian Douglas Scott 2025-09-16 13:51:53 -07:00 • committed by Ian Douglas Scott
parent 7670bfb9ff
commit 85436fa9d6
2 changed files with 26 additions and 12 deletions
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19
src/backend/wayland/screencopy.rs
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@ -69,18 +69,9 @@ impl ScreencopySession {
// TODO
// let node = back.node().and_then(|x| x.to_str().map(|x| x.to_string()));
// TODO: accumulate damage
let (width, height) = back.size;
let full_damage = &[Rect {
x: 0,
y: 0,
width: width as i32,
height: height as i32,
}];
self.session.capture(
&back.buffer,
full_damage,
&back.buffer_damage,
qh,
FrameData {
frame_data: Default::default(),
@ -185,7 +176,13 @@ impl ScreencopyHandler for AppData {
session.attach_buffer_and_commit(&capture_clone, &conn, &qh);
});
let front = session.buffers.as_mut().unwrap().first_mut().unwrap();
// Clear `buffer_damage` for front buffer; accumulate for other buffers.
session.buffers.as_mut().unwrap()[0].buffer_damage.clear();
for buffer in &mut session.buffers.as_mut().unwrap()[1..] {
buffer.buffer_damage.extend_from_slice(&frame.damage);
}
let front = &session.buffers.as_ref().unwrap()[0];
let (buffer, release) = SubsurfaceBuffer::new(front.backing.clone());
session.release = Some(release);
let image = CaptureImage {