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Warn if `DYLD_LIBRARY_PATH` is set and we find no wgpu adapter (#7572) 

Co-authored-by: Andreas Reich <andreas@rerun.io>
This commit is contained in:
Emil Ernerfeldt 2025-09-30 15:56:04 +02:00 committed by GitHub
parent 4fb4072ce8
commit 18ea9ff0bd
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GPG Key ID: B5690EEEBB952194
1 changed files with 38 additions and 27 deletions
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41
crates/egui-wgpu/src/lib.rs
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@ -92,7 +92,7 @@ async fn request_adapter(
instance: &wgpu::Instance,
power_preference: wgpu::PowerPreference,
compatible_surface: Option<&wgpu::Surface<'_>>,
_available_adapters: &[wgpu::Adapter],
available_adapters: &[wgpu::Adapter],
) -> Result<wgpu::Adapter, WgpuError> {
profiling::function_scope!();
@ -108,31 +108,42 @@ async fn request_adapter(
})
.await
.inspect_err(|_err| {
#[cfg(not(target_arch = "wasm32"))]
if _available_adapters.is_empty() {
log::info!("No wgpu adapters found");
} else if _available_adapters.len() == 1 {
if cfg!(target_arch = "wasm32") {
// Nothing to add here
} else if available_adapters.is_empty() {
if std::env::var("DYLD_LIBRARY_PATH").is_ok() {
// DYLD_LIBRARY_PATH can sometimes lead to loading dylibs that cause
// us to find zero adapters. Very strange.
// I don't want to debug this again.
// See https://github.com/rerun-io/rerun/issues/11351 for more
log::warn!(
"No wgpu adapter found. This could be because DYLD_LIBRARY_PATH causes dylibs to be loaded that interfere with Metal device creation. Try restarting with DYLD_LIBRARY_PATH=''"
);
} else {
log::info!("No wgpu adapter found");
}
} else if available_adapters.len() == 1 {
log::info!(
"The only available wgpu adapter was not suitable: {}",
adapter_info_summary(&_available_adapters[0].get_info())
adapter_info_summary(&available_adapters[0].get_info())
);
} else {
log::info!(
"No suitable wgpu adapter found out of the {} available ones: {}",
_available_adapters.len(),
describe_adapters(_available_adapters)
available_adapters.len(),
describe_adapters(available_adapters)
);
}
})?;
#[cfg(target_arch = "wasm32")]
if cfg!(target_arch = "wasm32") {
log::debug!(
"Picked wgpu adapter: {}",
adapter_info_summary(&adapter.get_info())
);
#[cfg(not(target_arch = "wasm32"))]
if _available_adapters.len() == 1 {
} else {
// native:
if available_adapters.len() == 1 {
log::debug!(
"Picked the only available wgpu adapter: {}",
adapter_info_summary(&adapter.get_info())
@ -140,14 +151,15 @@ async fn request_adapter(
} else {
log::info!(
"There were {} available wgpu adapters: {}",
_available_adapters.len(),
describe_adapters(_available_adapters)
available_adapters.len(),
describe_adapters(available_adapters)
);
log::debug!(
"Picked wgpu adapter: {}",
adapter_info_summary(&adapter.get_info())
);
}
}
Ok(adapter)
}
@ -255,7 +267,6 @@ impl RenderState {
}
}
#[cfg(not(target_arch = "wasm32"))]
fn describe_adapters(adapters: &[wgpu::Adapter]) -> String {
if adapters.is_empty() {
"(none)".to_owned()