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fix(hal): adjust the conditions when F16_IN_F32 is available

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This commit is contained in:
Andy Leiserson 2025-08-27 11:18:30 -07:00
parent 03513e8f90
commit 0aacfeadff
2 changed files with 6 additions and 4 deletions
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3
wgpu-hal/src/gles/adapter.rs
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@ -384,7 +384,8 @@ impl super::Adapter {
let mut downlevel_flags = wgt::DownlevelFlags::empty()
| wgt::DownlevelFlags::NON_POWER_OF_TWO_MIPMAPPED_TEXTURES
| wgt::DownlevelFlags::CUBE_ARRAY_TEXTURES
| wgt::DownlevelFlags::COMPARISON_SAMPLERS;
| wgt::DownlevelFlags::COMPARISON_SAMPLERS
| wgt::DownlevelFlags::SHADER_F16_IN_F32;
downlevel_flags.set(wgt::DownlevelFlags::COMPUTE_SHADERS, supports_compute);
downlevel_flags.set(
wgt::DownlevelFlags::FRAGMENT_WRITABLE_STORAGE,

7
wgpu-hal/src/vulkan/adapter.rs
View File

@ -575,7 +575,8 @@ impl PhysicalDeviceFeatures {
| Df::INDIRECT_EXECUTION
| Df::VIEW_FORMATS
| Df::UNRESTRICTED_EXTERNAL_TEXTURE_COPIES
| Df::NONBLOCKING_QUERY_RESOLVE;
| Df::NONBLOCKING_QUERY_RESOLVE
| Df::SHADER_F16_IN_F32;
dl_flags.set(
Df::SURFACE_VIEW_FORMATS,
@ -1693,9 +1694,9 @@ impl super::Instance {
);
};
if info.driver_info.contains("Mesa ") {
if info.driver == "llvmpipe" {
// The `F16_IN_F32` instructions do not normally require native `F16` support, but on
// Mesa, they do.
// llvmpipe, they do.
downlevel_flags.set(
wgt::DownlevelFlags::SHADER_F16_IN_F32,
available_features.contains(wgt::Features::SHADER_F16),