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use vsync

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This commit is contained in:
Junkui Zhang 2025-07-22 22:09:07 +08:00
parent 787fee8a1a
commit 2711d8823c
1 changed files with 4 additions and 31 deletions
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35
crates/gpui/src/platform/windows/platform.rs
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@ -340,27 +340,11 @@ impl Platform for WindowsPlatform {
fn run(&self, on_finish_launching: Box<dyn 'static + FnOnce()>) { fn run(&self, on_finish_launching: Box<dyn 'static + FnOnce()>) {
on_finish_launching(); on_finish_launching();
let vsync_event = unsafe { Owned::new(CreateEventW(None, false, false, None).unwrap()) }; loop {
begin_vsync(*vsync_event); if self.handle_events() {
'a: loop { break;
let wait_result = unsafe {
MsgWaitForMultipleObjects(Some(&[*vsync_event]), false, INFINITE, QS_ALLINPUT)
};
match wait_result {
// compositor clock ticked so we should draw a frame
WAIT_EVENT(0) => self.redraw_all(),
// Windows thread messages are posted
WAIT_EVENT(1) => {
if self.handle_events() {
break 'a;
}
}
_ => {
log::error!("Something went wrong while waiting {:?}", wait_result);
break;
}
} }
self.redraw_all();
} }
if let Some(ref mut callback) = self.state.borrow_mut().callbacks.quit { if let Some(ref mut callback) = self.state.borrow_mut().callbacks.quit {
@ -839,17 +823,6 @@ fn file_save_dialog(directory: PathBuf, window: Option<HWND>) -> Result<Option<P
Ok(Some(PathBuf::from(file_path_string))) Ok(Some(PathBuf::from(file_path_string)))
} }
fn begin_vsync(vsync_event: HANDLE) {
let event: SafeHandle = vsync_event.into();
std::thread::spawn(move || unsafe {
loop {
if windows::Win32::Graphics::Dwm::DwmFlush().is_ok() {
SetEvent(*event).log_err();
}
}
});
}
fn load_icon() -> Result<HICON> { fn load_icon() -> Result<HICON> {
let module = unsafe { GetModuleHandleW(None).context("unable to get module handle")? }; let module = unsafe { GetModuleHandleW(None).context("unable to get module handle")? };
let handle = unsafe { let handle = unsafe {