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fix: Support fractional refresh rates in video modes on macOS (#4191)

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We were rounding the refresh rate before converting it to millihertz.
This commit is contained in:
Mads Marquart
2025-04-29 12:27:02 +02:00
committed by Kirill Chibisov
parent 53321dc6f5
commit da7a09658a
2 changed files with 4 additions and 3 deletions
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6
src/platform_impl/macos/monitor.rs
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@@ -281,12 +281,12 @@ impl MonitorHandle {
};
modes.into_iter().map(move |mode| {
let cg_refresh_rate_hertz = ffi::CGDisplayModeGetRefreshRate(mode).round() as i64;
let cg_refresh_rate_hertz = ffi::CGDisplayModeGetRefreshRate(mode);
// CGDisplayModeGetRefreshRate returns 0.0 for any display that
// isn't a CRT
let refresh_rate_millihertz = if cg_refresh_rate_hertz > 0 {
(cg_refresh_rate_hertz * 1000) as u32
let refresh_rate_millihertz = if cg_refresh_rate_hertz > 0.0 {
(cg_refresh_rate_hertz * 1000.0).round() as u32
} else {
refresh_rate_millihertz
};