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Fix AutoNoVsync on OpenGL

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This commit is contained in:
Connor Fitzgerald 2022-07-02 21:39:57 -04:00
parent 72a4ef9362
commit eea8edb8a0
1 changed files with 22 additions and 23 deletions
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45
wgpu-core/src/device/mod.rs
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@ -4975,36 +4975,35 @@ impl<G: GlobalIdentityHandlerFactory> Global<G> {
);
}
if !caps.present_modes.contains(&config.present_mode) {
let new_mode = loop {
let new_mode = 'b: loop {
// Automatic present mode checks.
//
// The "Automatic" modes are never supported by the backends.
match config.present_mode {
let fallbacks = match config.present_mode {
wgt::PresentMode::AutoVsync => {
if caps.present_modes.contains(&wgt::PresentMode::FifoRelaxed) {
break wgt::PresentMode::FifoRelaxed;
}
if caps.present_modes.contains(&wgt::PresentMode::Fifo) {
break wgt::PresentMode::Fifo;
}
&[wgt::PresentMode::FifoRelaxed, wgt::PresentMode::Fifo][..]
}
wgt::PresentMode::AutoNoVsync => {
if caps.present_modes.contains(&wgt::PresentMode::Immediate) {
break wgt::PresentMode::Immediate;
}
if caps.present_modes.contains(&wgt::PresentMode::Mailbox) {
break wgt::PresentMode::Mailbox;
}
if caps.present_modes.contains(&wgt::PresentMode::Fifo) {
break wgt::PresentMode::Fifo;
}
// Always end in FIFO to make sure it's always supported
wgt::PresentMode::AutoNoVsync => &[
wgt::PresentMode::Immediate,
wgt::PresentMode::Mailbox,
wgt::PresentMode::Fifo,
][..],
_ => {
return Err(E::UnsupportedPresentMode {
requested: config.present_mode,
available: caps.present_modes.clone(),
});
}
};
for &fallback in fallbacks {
if caps.present_modes.contains(&fallback) {
break 'b fallback;
}
_ => {}
}
return Err(E::UnsupportedPresentMode {
requested: config.present_mode,
available: caps.present_modes.clone(),
});
unreachable!("Fallback system failed to choose present mode. This is a bug. Mode: {:?}, Options: {:?}", config.present_mode, &caps.present_modes);
};
log::info!(