| // Copyright 2019 The Dawn Authors |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| // OpenGLBackend.cpp: contains the definition of symbols exported by OpenGLBackend.h so that they |
| // can be compiled twice: once export (shared library), once not exported (static library) |
| |
| #include "dawn/native/OpenGLBackend.h" |
| |
| #include "dawn/common/SwapChainUtils.h" |
| #include "dawn/native/opengl/DeviceGL.h" |
| #include "dawn/native/opengl/NativeSwapChainImplGL.h" |
| |
| namespace dawn::native::opengl { |
| |
| AdapterDiscoveryOptions::AdapterDiscoveryOptions() |
| : AdapterDiscoveryOptionsBase(WGPUBackendType_OpenGL) { |
| } |
| |
| AdapterDiscoveryOptionsES::AdapterDiscoveryOptionsES() |
| : AdapterDiscoveryOptionsBase(WGPUBackendType_OpenGLES) { |
| } |
| |
| DawnSwapChainImplementation CreateNativeSwapChainImpl(WGPUDevice device, |
| PresentCallback present, |
| void* presentUserdata) { |
| Device* backendDevice = ToBackend(FromAPI(device)); |
| |
| DawnSwapChainImplementation impl; |
| impl = CreateSwapChainImplementation( |
| new NativeSwapChainImpl(backendDevice, present, presentUserdata)); |
| impl.textureUsage = WGPUTextureUsage_Present; |
| |
| return impl; |
| } |
| |
| WGPUTextureFormat GetNativeSwapChainPreferredFormat( |
| const DawnSwapChainImplementation* swapChain) { |
| NativeSwapChainImpl* impl = reinterpret_cast<NativeSwapChainImpl*>(swapChain->userData); |
| return static_cast<WGPUTextureFormat>(impl->GetPreferredFormat()); |
| } |
| |
| ExternalImageDescriptorEGLImage::ExternalImageDescriptorEGLImage() |
| : ExternalImageDescriptor(ExternalImageType::EGLImage) { |
| } |
| |
| WGPUTexture WrapExternalEGLImage(WGPUDevice device, |
| const ExternalImageDescriptorEGLImage* descriptor) { |
| Device* backendDevice = ToBackend(FromAPI(device)); |
| TextureBase* texture = |
| backendDevice->CreateTextureWrappingEGLImage(descriptor, descriptor->image); |
| return ToAPI(texture); |
| } |
| |
| } // namespace dawn::native::opengl |