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egui: fall back to software rendering

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This commit is contained in:
Julian Orth 2026-03-14 14:10:27 +01:00
parent 8ff205a266
commit 17e434ba34
1 changed files with 45 additions and 38 deletions
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11
src/egui_adapter/egui_vulkan.rs
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@ -408,7 +408,8 @@ impl EgvRenderer {
.enumerate_physical_devices() .enumerate_physical_devices()
.map_err(EgvError::EnumeratePhysicalDevice)? .map_err(EgvError::EnumeratePhysicalDevice)?
}; };
'outer: for phy in devices { for software in [false, true] {
'outer: for &phy in &devices {
let res = unsafe { instance.enumerate_device_extension_properties(phy) }; let res = unsafe { instance.enumerate_device_extension_properties(phy) };
let exts = match res { let exts = match res {
Ok(res) => map_extension_properties(res), Ok(res) => map_extension_properties(res),
@ -429,7 +430,9 @@ impl EgvRenderer {
physical_device = phy; physical_device = phy;
device_extensions = exts; device_extensions = exts;
device_properties = props; device_properties = props;
if let Some(dev) = dev { if let Some(dev) = dev
&& !software
{
if device_extensions.not_contains_key(physical_device_drm::NAME) { if device_extensions.not_contains_key(physical_device_drm::NAME) {
continue 'outer; continue 'outer;
} }
@ -450,8 +453,12 @@ impl EgvRenderer {
} }
} }
} }
}
return Err(EgvError::NoVulkanDevice); return Err(EgvError::NoVulkanDevice);
} }
if device_properties.device_type == PhysicalDeviceType::CPU && dev.is_some() {
log::warn!("Using software rendering");
}
if device_properties.api_version < VULKAN_API_VERSION { if device_properties.api_version < VULKAN_API_VERSION {
return Err(EgvError::NoVulkan13); return Err(EgvError::NoVulkan13);
} }