| // Copyright 2024 The Dawn & Tint Authors |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // 1. Redistributions of source code must retain the above copyright notice, this |
| // list of conditions and the following disclaimer. |
| // |
| // 2. Redistributions in binary form must reproduce the above copyright notice, |
| // this list of conditions and the following disclaimer in the documentation |
| // and/or other materials provided with the distribution. |
| // |
| // 3. Neither the name of the copyright holder nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
| // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #include "dawn/native/d3d/KeyedMutex.h" |
| |
| #include <utility> |
| |
| #include "dawn/native/D3DBackend.h" |
| #include "dawn/native/d3d/D3DError.h" |
| #include "dawn/native/d3d/DeviceD3D.h" |
| |
| namespace dawn::native::d3d { |
| |
| KeyedMutex::KeyedMutex(Device* device, ComPtr<IDXGIKeyedMutex> dxgiKeyedMutex) |
| : mDevice(device), mDXGIKeyedMutex(std::move(dxgiKeyedMutex)) { |
| DAWN_ASSERT(mDevice != nullptr); |
| DAWN_ASSERT(mDXGIKeyedMutex); |
| } |
| |
| KeyedMutex::~KeyedMutex() { |
| mDevice->DisposeKeyedMutex(std::move(mDXGIKeyedMutex)); |
| } |
| |
| MaybeError KeyedMutex::AcquireKeyedMutex() { |
| // Explicitly check against S_OK since AcquireSync can return non-error status codes like |
| // WAIT_ABANDONED or WAIT_TIMEOUT. |
| const HRESULT hr = mDXGIKeyedMutex->AcquireSync(d3d::kDXGIKeyedMutexAcquireKey, INFINITE); |
| if (hr == S_OK) { |
| return {}; |
| } |
| |
| std::ostringstream msg; |
| msg << "Failed to acquire keyed mutex for external image with " << HRESULTAsString(hr) << " (0x" |
| << std::uppercase << std::setfill('0') << std::setw(8) << std::hex << hr << ")"; |
| if (hr == DXGI_ERROR_DEVICE_REMOVED) { |
| return DAWN_DEVICE_LOST_ERROR(msg.str()); |
| } else { |
| return DAWN_INTERNAL_ERROR(msg.str()); |
| } |
| } |
| |
| void KeyedMutex::ReleaseKeyedMutex() { |
| // ReleaseSync only returns an error if the keyed mutex is invalid or if it wasn't acquired by |
| // the device - both should be considered programming errors so an assert is appropriate. |
| const HRESULT hr = mDXGIKeyedMutex->ReleaseSync(d3d::kDXGIKeyedMutexAcquireKey); |
| DAWN_ASSERT(hr == S_OK); |
| } |
| |
| } // namespace dawn::native::d3d |