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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /third_party/rust/wgpu-hal/src/auxil/dxgi/result.rs | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/rust/wgpu-hal/src/auxil/dxgi/result.rs')
-rw-r--r-- | third_party/rust/wgpu-hal/src/auxil/dxgi/result.rs | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/third_party/rust/wgpu-hal/src/auxil/dxgi/result.rs b/third_party/rust/wgpu-hal/src/auxil/dxgi/result.rs new file mode 100644 index 0000000000..db013d2dec --- /dev/null +++ b/third_party/rust/wgpu-hal/src/auxil/dxgi/result.rs @@ -0,0 +1,42 @@ +use std::borrow::Cow; + +use winapi::shared::winerror; + +pub(crate) trait HResult<O> { + fn into_result(self) -> Result<O, Cow<'static, str>>; + fn into_device_result(self, description: &str) -> Result<O, crate::DeviceError>; +} +impl HResult<()> for i32 { + fn into_result(self) -> Result<(), Cow<'static, str>> { + if self >= 0 { + return Ok(()); + } + let description = match self { + winerror::E_UNEXPECTED => "unexpected", + winerror::E_NOTIMPL => "not implemented", + winerror::E_OUTOFMEMORY => "out of memory", + winerror::E_INVALIDARG => "invalid argument", + _ => return Err(Cow::Owned(format!("0x{:X}", self as u32))), + }; + Err(Cow::Borrowed(description)) + } + fn into_device_result(self, description: &str) -> Result<(), crate::DeviceError> { + self.into_result().map_err(|err| { + log::error!("{} failed: {}", description, err); + if self == winerror::E_OUTOFMEMORY { + crate::DeviceError::OutOfMemory + } else { + crate::DeviceError::Lost + } + }) + } +} + +impl<T> HResult<T> for (T, i32) { + fn into_result(self) -> Result<T, Cow<'static, str>> { + self.1.into_result().map(|()| self.0) + } + fn into_device_result(self, description: &str) -> Result<T, crate::DeviceError> { + self.1.into_device_result(description).map(|()| self.0) + } +} |