| // Copyright 2018 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. |
| |
| #ifndef SRC_DAWN_NATIVE_OPENGL_DEVICEGL_H_ |
| #define SRC_DAWN_NATIVE_OPENGL_DEVICEGL_H_ |
| |
| #include <memory> |
| |
| #include "dawn/native/dawn_platform.h" |
| |
| #include "dawn/common/Platform.h" |
| #include "dawn/native/Device.h" |
| #include "dawn/native/QuerySet.h" |
| #include "dawn/native/opengl/Forward.h" |
| #include "dawn/native/opengl/GLFormat.h" |
| #include "dawn/native/opengl/OpenGLFunctions.h" |
| |
| // Remove windows.h macros after glad's include of windows.h |
| #if DAWN_PLATFORM_IS(WINDOWS) |
| #include "dawn/common/windows_with_undefs.h" |
| #endif |
| |
| using EGLImage = void*; |
| |
| namespace dawn::native::opengl { |
| |
| class Device final : public DeviceBase { |
| public: |
| class Context; |
| static ResultOrError<Ref<Device>> Create(AdapterBase* adapter, |
| const UnpackedPtr<DeviceDescriptor>& descriptor, |
| const OpenGLFunctions& functions, |
| std::unique_ptr<Context> context, |
| const TogglesState& deviceToggles, |
| Ref<DeviceBase::DeviceLostEvent>&& lostEvent); |
| ~Device() override; |
| |
| MaybeError Initialize(const UnpackedPtr<DeviceDescriptor>& descriptor); |
| |
| // Returns all the OpenGL entry points and ensures that the associated |
| // Context is current. |
| const OpenGLFunctions& GetGL() const; |
| |
| const GLFormat& GetGLFormat(const Format& format); |
| |
| int GetMaxTextureMaxAnisotropy() const; |
| |
| MaybeError ValidateTextureCanBeWrapped(const UnpackedPtr<TextureDescriptor>& descriptor); |
| Ref<TextureBase> CreateTextureWrappingEGLImage(const ExternalImageDescriptor* descriptor, |
| ::EGLImage image); |
| Ref<TextureBase> CreateTextureWrappingGLTexture(const ExternalImageDescriptor* descriptor, |
| GLuint texture); |
| |
| ResultOrError<Ref<CommandBufferBase>> CreateCommandBuffer( |
| CommandEncoder* encoder, |
| const CommandBufferDescriptor* descriptor) override; |
| |
| MaybeError TickImpl() override; |
| |
| MaybeError CopyFromStagingToBufferImpl(BufferBase* source, |
| uint64_t sourceOffset, |
| BufferBase* destination, |
| uint64_t destinationOffset, |
| uint64_t size) override; |
| |
| MaybeError CopyFromStagingToTextureImpl(const BufferBase* source, |
| const TextureDataLayout& src, |
| const TextureCopy& dst, |
| const Extent3D& copySizePixels) override; |
| |
| uint32_t GetOptimalBytesPerRowAlignment() const override; |
| uint64_t GetOptimalBufferToTextureCopyOffsetAlignment() const override; |
| |
| float GetTimestampPeriodInNS() const override; |
| |
| bool MayRequireDuplicationOfIndirectParameters() const override; |
| bool ShouldApplyIndexBufferOffsetToFirstIndex() const override; |
| |
| class Context { |
| public: |
| virtual ~Context() {} |
| virtual void MakeCurrent() = 0; |
| }; |
| |
| private: |
| Device(AdapterBase* adapter, |
| const UnpackedPtr<DeviceDescriptor>& descriptor, |
| const OpenGLFunctions& functions, |
| std::unique_ptr<Context> context, |
| const TogglesState& deviceToggles, |
| Ref<DeviceBase::DeviceLostEvent>&& lostEvent); |
| |
| ResultOrError<Ref<BindGroupBase>> CreateBindGroupImpl( |
| const BindGroupDescriptor* descriptor) override; |
| ResultOrError<Ref<BindGroupLayoutInternalBase>> CreateBindGroupLayoutImpl( |
| const BindGroupLayoutDescriptor* descriptor) override; |
| ResultOrError<Ref<BufferBase>> CreateBufferImpl( |
| const UnpackedPtr<BufferDescriptor>& descriptor) override; |
| ResultOrError<Ref<PipelineLayoutBase>> CreatePipelineLayoutImpl( |
| const UnpackedPtr<PipelineLayoutDescriptor>& descriptor) override; |
| ResultOrError<Ref<QuerySetBase>> CreateQuerySetImpl( |
| const QuerySetDescriptor* descriptor) override; |
| ResultOrError<Ref<SamplerBase>> CreateSamplerImpl(const SamplerDescriptor* descriptor) override; |
| ResultOrError<Ref<ShaderModuleBase>> CreateShaderModuleImpl( |
| const UnpackedPtr<ShaderModuleDescriptor>& descriptor, |
| ShaderModuleParseResult* parseResult, |
| OwnedCompilationMessages* compilationMessages) override; |
| ResultOrError<Ref<SwapChainBase>> CreateSwapChainImpl( |
| Surface* surface, |
| SwapChainBase* previousSwapChain, |
| const SurfaceConfiguration* config) override; |
| ResultOrError<Ref<TextureBase>> CreateTextureImpl( |
| const UnpackedPtr<TextureDescriptor>& descriptor) override; |
| ResultOrError<Ref<TextureViewBase>> CreateTextureViewImpl( |
| TextureBase* texture, |
| const UnpackedPtr<TextureViewDescriptor>& descriptor) override; |
| Ref<ComputePipelineBase> CreateUninitializedComputePipelineImpl( |
| const UnpackedPtr<ComputePipelineDescriptor>& descriptor) override; |
| Ref<RenderPipelineBase> CreateUninitializedRenderPipelineImpl( |
| const UnpackedPtr<RenderPipelineDescriptor>& descriptor) override; |
| |
| ResultOrError<wgpu::TextureUsage> GetSupportedSurfaceUsageImpl( |
| const Surface* surface) const override; |
| |
| GLenum GetBGRAInternalFormat(const OpenGLFunctions& gl) const; |
| void DestroyImpl() override; |
| |
| const OpenGLFunctions mGL; |
| |
| GLFormatTable mFormatTable; |
| std::unique_ptr<Context> mContext = nullptr; |
| int mMaxTextureMaxAnisotropy = 0; |
| }; |
| |
| } // namespace dawn::native::opengl |
| |
| #endif // SRC_DAWN_NATIVE_OPENGL_DEVICEGL_H_ |