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x11: Don't use modifiers on old dri3 versions 

Older dri3 versions (< 1.2) do only support dmabufs with one plane.
Lets limit the modifiers early, if we detect that, so we do not end
up allocating buffers the interface does not accept.
This commit is contained in:
Victor Brekenfeld 2021-12-22 21:02:22 +01:00
parent 9bf4dc5f3c
commit 6d51d1dea0
1 changed files with 6 additions and 1 deletions
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7
src/backend/x11/mod.rs
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@ -367,7 +367,12 @@ impl X11Handle {
return Err(X11Error::InvalidWindow);
}
let modifiers = modifiers.collect::<Vec<_>>();
let mut modifiers = modifiers.collect::<Vec<_>>();
// older dri3 versions do only support buffers with one plane.
// we need to make sure, we don't accidently allocate buffers with more.
if window.0.extensions.dri3 < Some((1, 2)) {
modifiers.retain(|modi| modi == &DrmModifier::Invalid || modi == &DrmModifier::Linear);
}
let format = window.0.format;
let size = window.size();