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// Copyright 2018 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.
#ifndef DAWNNATIVE_OPENGL_DEVICEGL_H_
#define DAWNNATIVE_OPENGL_DEVICEGL_H_
#include "dawn_native/dawn_platform.h"
#include "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"
#include <queue>
// Remove windows.h macros after glad's include of windows.h
#if defined(DAWN_PLATFORM_WINDOWS)
# include "common/windows_with_undefs.h"
#endif
typedef void* EGLImage;
namespace dawn_native { namespace opengl {
class Device : public DeviceBase {
public:
static ResultOrError<Device*> Create(AdapterBase* adapter,
const DeviceDescriptor* descriptor,
const OpenGLFunctions& functions);
~Device() override;
MaybeError Initialize();
// Contains all the OpenGL entry points, glDoFoo is called via device->gl.DoFoo.
const OpenGLFunctions gl;
const GLFormat& GetGLFormat(const Format& format);
void SubmitFenceSync();
MaybeError ValidateEGLImageCanBeWrapped(const TextureDescriptor* descriptor,
::EGLImage image);
TextureBase* CreateTextureWrappingEGLImage(const ExternalImageDescriptor* descriptor,
::EGLImage image);
ResultOrError<Ref<CommandBufferBase>> CreateCommandBuffer(
CommandEncoder* encoder,
const CommandBufferDescriptor* descriptor) override;
MaybeError TickImpl() override;
ResultOrError<std::unique_ptr<StagingBufferBase>> CreateStagingBuffer(size_t size) override;
MaybeError CopyFromStagingToBuffer(StagingBufferBase* source,
uint64_t sourceOffset,
BufferBase* destination,
uint64_t destinationOffset,
uint64_t size) override;
MaybeError CopyFromStagingToTexture(const StagingBufferBase* source,
const TextureDataLayout& src,
TextureCopy* dst,
const Extent3D& copySizePixels) override;
uint32_t GetOptimalBytesPerRowAlignment() const override;
uint64_t GetOptimalBufferToTextureCopyOffsetAlignment() const override;
float GetTimestampPeriodInNS() const override;
private:
Device(AdapterBase* adapter,
const DeviceDescriptor* descriptor,
const OpenGLFunctions& functions);
ResultOrError<Ref<BindGroupBase>> CreateBindGroupImpl(
const BindGroupDescriptor* descriptor) override;
ResultOrError<Ref<BindGroupLayoutBase>> CreateBindGroupLayoutImpl(
const BindGroupLayoutDescriptor* descriptor) override;
ResultOrError<Ref<BufferBase>> CreateBufferImpl(
const BufferDescriptor* descriptor) override;
ResultOrError<Ref<ComputePipelineBase>> CreateComputePipelineImpl(
const ComputePipelineDescriptor* descriptor) override;
ResultOrError<Ref<PipelineLayoutBase>> CreatePipelineLayoutImpl(
const PipelineLayoutDescriptor* descriptor) override;
ResultOrError<Ref<QuerySetBase>> CreateQuerySetImpl(
const QuerySetDescriptor* descriptor) override;
ResultOrError<Ref<RenderPipelineBase>> CreateRenderPipelineImpl(
const RenderPipelineDescriptor* descriptor) override;
ResultOrError<Ref<SamplerBase>> CreateSamplerImpl(
const SamplerDescriptor* descriptor) override;
ResultOrError<Ref<ShaderModuleBase>> CreateShaderModuleImpl(
const ShaderModuleDescriptor* descriptor,
ShaderModuleParseResult* parseResult) override;
ResultOrError<Ref<SwapChainBase>> CreateSwapChainImpl(
const SwapChainDescriptor* descriptor) override;
ResultOrError<Ref<NewSwapChainBase>> CreateSwapChainImpl(
Surface* surface,
NewSwapChainBase* previousSwapChain,
const SwapChainDescriptor* descriptor) override;
ResultOrError<Ref<TextureBase>> CreateTextureImpl(
const TextureDescriptor* descriptor) override;
ResultOrError<Ref<TextureViewBase>> CreateTextureViewImpl(
TextureBase* texture,
const TextureViewDescriptor* descriptor) override;
void InitTogglesFromDriver();
ResultOrError<ExecutionSerial> CheckAndUpdateCompletedSerials() override;
void ShutDownImpl() override;
MaybeError WaitForIdleForDestruction() override;
std::queue<std::pair<GLsync, ExecutionSerial>> mFencesInFlight;
GLFormatTable mFormatTable;
};
}} // namespace dawn_native::opengl
#endif // DAWNNATIVE_OPENGL_DEVICEGL_H_