Enhance stability on Windows (#5723)

Dear emilk,

Programs built with egui on Windows are terminating every hour on
average.
When this commit is applied, it works fine for about 3 to 6 hours on
average.

I've been testing it for over 6 months and have submitted multiple PRs
since 6 months ago,
but they haven't applied it yet.

Thank you.

---------

Co-authored-by: Emil Ernerfeldt <emil.ernerfeldt@gmail.com>
This commit is contained in:
rustbasic 2025-03-21 22:32:37 +09:00 committed by GitHub
parent bc090bd299
commit 91f02f9e87
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GPG Key ID: B5690EEEBB952194
1 changed files with 44 additions and 40 deletions

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@ -93,48 +93,52 @@ impl<T: WinitApp> WinitAppWrapper<T> {
log::trace!("event_result: {event_result:?}");
let combined_result = event_result.and_then(|event_result| {
match event_result {
EventResult::Wait => {
event_loop.set_control_flow(ControlFlow::Wait);
Ok(event_result)
}
EventResult::RepaintNow(window_id) => {
log::trace!("RepaintNow of {window_id:?}",);
let mut event_result = event_result;
if cfg!(target_os = "windows") {
// Fix flickering on Windows, see https://github.com/emilk/egui/pull/2280
self.winit_app.run_ui_and_paint(event_loop, window_id)
} else {
// Fix for https://github.com/emilk/egui/issues/2425
self.windows_next_repaint_times
.insert(window_id, Instant::now());
Ok(event_result)
}
}
EventResult::RepaintNext(window_id) => {
log::trace!("RepaintNext of {window_id:?}",);
if cfg!(target_os = "windows") {
if let Ok(EventResult::RepaintNow(window_id)) = event_result {
log::trace!("RepaintNow of {window_id:?}");
self.windows_next_repaint_times
.insert(window_id, Instant::now());
// Fix flickering on Windows, see https://github.com/emilk/egui/pull/2280
event_result = self.winit_app.run_ui_and_paint(event_loop, window_id);
}
}
let combined_result = event_result.map(|event_result| match event_result {
EventResult::Wait => {
event_loop.set_control_flow(ControlFlow::Wait);
event_result
}
EventResult::RepaintNow(window_id) => {
log::trace!("RepaintNow of {window_id:?}",);
self.windows_next_repaint_times
.insert(window_id, Instant::now());
event_result
}
EventResult::RepaintNext(window_id) => {
log::trace!("RepaintNext of {window_id:?}",);
self.windows_next_repaint_times
.insert(window_id, Instant::now());
event_result
}
EventResult::RepaintAt(window_id, repaint_time) => {
self.windows_next_repaint_times.insert(
window_id,
self.windows_next_repaint_times
.insert(window_id, Instant::now());
Ok(event_result)
}
EventResult::RepaintAt(window_id, repaint_time) => {
self.windows_next_repaint_times.insert(
window_id,
self.windows_next_repaint_times
.get(&window_id)
.map_or(repaint_time, |last| (*last).min(repaint_time)),
);
Ok(event_result)
}
EventResult::Save => {
save = true;
Ok(event_result)
}
EventResult::Exit => {
exit = true;
Ok(event_result)
}
.get(&window_id)
.map_or(repaint_time, |last| (*last).min(repaint_time)),
);
event_result
}
EventResult::Save => {
save = true;
event_result
}
EventResult::Exit => {
exit = true;
event_result
}
});