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Select virtual GPU last in all power preferences

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Daniel Salvadori
2019-09-05 20:10:39 -03:00
parent 443a0d661f
commit 05b68bbee6
1 changed files with 7 additions and 4 deletions
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11
wgpu-native/src/instance.rs
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@@ -333,7 +333,7 @@ pub fn request_adapter(
panic!("No adapters are available!");
}
let (mut integrated, mut discrete, mut other) = (None, None, None);
let (mut integrated, mut discrete, mut virt, mut other) = (None, None, None, None);
for (i, ty) in device_types.into_iter().enumerate() {
match ty {
@@ -343,6 +343,9 @@ pub fn request_adapter(
hal::adapter::DeviceType::DiscreteGpu => {
discrete = discrete.or(Some(i));
}
hal::adapter::DeviceType::VirtualGpu => {
virt = virt.or(Some(i));
}
_ => {
other = other.or(Some(i));
}
@@ -350,9 +353,9 @@ pub fn request_adapter(
}
let preferred_gpu = match desc.power_preference {
PowerPreference::Default => integrated.or(discrete).or(other),
PowerPreference::LowPower => integrated.or(other).or(discrete),
PowerPreference::HighPerformance => discrete.or(other).or(integrated),
PowerPreference::Default => integrated.or(discrete).or(other).or(virt),
PowerPreference::LowPower => integrated.or(other).or(discrete).or(virt),
PowerPreference::HighPerformance => discrete.or(other).or(integrated).or(virt),
};
let mut token = Token::root();