зеркало из https://github.com/mozilla/gecko-dev.git
75 строки
2.2 KiB
C++
75 строки
2.2 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_EGL_H
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#define MOZILLA_GFX_RENDERCOMPOSITOR_EGL_H
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#include "GLTypes.h"
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#include "mozilla/webrender/RenderCompositor.h"
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namespace mozilla {
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namespace wr {
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class RenderCompositorEGL : public RenderCompositor {
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public:
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static UniquePtr<RenderCompositor> Create(
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RefPtr<widget::CompositorWidget> aWidget, nsACString& aError);
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explicit RenderCompositorEGL(RefPtr<widget::CompositorWidget> aWidget);
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virtual ~RenderCompositorEGL();
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bool BeginFrame() override;
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RenderedFrameId EndFrame(const nsTArray<DeviceIntRect>& aDirtyRects) final;
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void Pause() override;
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bool Resume() override;
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gl::GLContext* gl() const override;
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bool MakeCurrent() override;
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bool UseANGLE() const override { return false; }
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LayoutDeviceIntSize GetBufferSize() override;
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CompositorCapabilities GetCompositorCapabilities() override;
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// Interface for partial present
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bool UsePartialPresent() override;
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bool RequestFullRender() override;
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uint32_t GetMaxPartialPresentRects() override;
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bool ShouldDrawPreviousPartialPresentRegions() override;
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size_t GetBufferAge() const override;
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void SetBufferDamageRegion(const wr::DeviceIntRect* aRects,
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size_t aNumRects) override;
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ipc::FileDescriptor GetAndResetReleaseFence() override;
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protected:
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EGLSurface CreateEGLSurface();
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void DestroyEGLSurface();
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EGLSurface mEGLSurface;
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#ifdef MOZ_WIDGET_ANDROID
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// On android we must track our own surface size.
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LayoutDeviceIntSize mEGLSurfaceSize;
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#endif
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EGLint mBufferAge;
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// FileDescriptor of release fence.
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// Release fence is a fence that is used for waiting until usage/composite of
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// AHardwareBuffer is ended. The fence is delivered to client side via
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// ImageBridge. It is used only on android.
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ipc::FileDescriptor mReleaseFenceFd;
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};
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} // namespace wr
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} // namespace mozilla
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#endif // MOZILLA_GFX_RENDERCOMPOSITOR_EGL_H
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