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https://github.com/LadybirdBrowser/ladybird.git
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b69ec8757f
This is preparation for future work where the rendering thread will initiate rasterization independently and notify the UI process without requiring coordination with the main thread.
46 lines
1.4 KiB
C++
46 lines
1.4 KiB
C++
/*
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* Copyright (c) 2025-2026, Aliaksandr Kalenik <kalenik.aliaksandr@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/Noncopyable.h>
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#include <AK/Queue.h>
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#include <LibCore/Promise.h>
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#include <LibThreading/ConditionVariable.h>
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#include <LibThreading/Forward.h>
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#include <LibThreading/Mutex.h>
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#include <LibWeb/Forward.h>
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#include <LibWeb/Page/Page.h>
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namespace Web::HTML {
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class RenderingThread {
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AK_MAKE_NONCOPYABLE(RenderingThread);
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AK_MAKE_NONMOVABLE(RenderingThread);
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class ThreadData;
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public:
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using PresentationCallback = Function<void(Gfx::IntRect const&, i32)>;
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explicit RenderingThread(PresentationCallback);
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~RenderingThread();
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void start(DisplayListPlayerType);
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void set_skia_player(OwnPtr<Painting::DisplayListPlayerSkia>&& player);
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void update_display_list(NonnullRefPtr<Painting::DisplayList>, Painting::ScrollStateSnapshotByDisplayList&&);
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void update_backing_stores(RefPtr<Gfx::PaintingSurface> front, RefPtr<Gfx::PaintingSurface> back, i32 front_id, i32 back_id);
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void present_frame(Gfx::IntRect);
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void request_screenshot(NonnullRefPtr<Gfx::PaintingSurface>, Function<void()>&& callback);
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private:
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NonnullRefPtr<ThreadData> m_thread_data;
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RefPtr<Threading::Thread> m_thread;
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NonnullRefPtr<Core::Promise<NonnullRefPtr<Core::EventReceiver>>> m_main_thread_exit_promise;
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};
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}
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