зеркало из https://github.com/mozilla/gecko-dev.git
77 строки
2.0 KiB
C++
77 строки
2.0 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef MOZILLA_GFX_RENDERCOMPOSITOR_ANGLE_H
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#define MOZILLA_GFX_RENDERCOMPOSITOR_ANGLE_H
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#include "GLTypes.h"
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#include "mozilla/Maybe.h"
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#include "mozilla/webrender/RenderCompositor.h"
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struct ID3D11DeviceContext;
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struct ID3D11Device;
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struct ID3D11Query;
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struct IDCompositionDevice;
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struct IDCompositionTarget;
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struct IDCompositionVisual;
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struct IDXGIFactory2;
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struct IDXGISwapChain;
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namespace mozilla {
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namespace wr {
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class RenderCompositorANGLE : public RenderCompositor
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{
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public:
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static UniquePtr<RenderCompositor> Create(RefPtr<widget::CompositorWidget>&& aWidget);
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explicit RenderCompositorANGLE(RefPtr<widget::CompositorWidget>&& aWidget);
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virtual ~RenderCompositorANGLE();
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bool Initialize();
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bool BeginFrame() override;
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void EndFrame() override;
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void Pause() override;
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bool Resume() override;
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gl::GLContext* gl() const override { return mGL; }
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bool UseANGLE() const override { return true; }
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LayoutDeviceIntSize GetBufferSize() override;
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protected:
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void InsertPresentWaitQuery();
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void WaitForPreviousPresentQuery();
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bool ResizeBufferIfNeeded();
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void DestroyEGLSurface();
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ID3D11Device* GetDeviceOfEGLDisplay();
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void CreateSwapChainForDCompIfPossible(IDXGIFactory2* aDXGIFactory2);
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RefPtr<gl::GLContext> mGL;
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EGLConfig mEGLConfig;
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EGLSurface mEGLSurface;
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RefPtr<ID3D11Device> mDevice;
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RefPtr<ID3D11DeviceContext> mCtx;
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RefPtr<IDXGISwapChain> mSwapChain;
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RefPtr<IDCompositionDevice> mCompositionDevice;
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RefPtr<IDCompositionTarget> mCompositionTarget;
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RefPtr<IDCompositionVisual> mVisual;
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RefPtr<ID3D11Query> mWaitForPresentQuery;
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RefPtr<ID3D11Query> mNextWaitForPresentQuery;
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Maybe<LayoutDeviceIntSize> mBufferSize;
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};
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} // namespace wr
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} // namespace mozilla
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#endif
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