blob: 0f1961de2b3e381f147f1ee6e33cb3918bfde91a [file] [log] [blame]
// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef ANDROID_WEBVIEW_BROWSER_RENDER_THREAD_MANAGER_H_
#define ANDROID_WEBVIEW_BROWSER_RENDER_THREAD_MANAGER_H_
#include <map>
#include "android_webview/browser/compositor_frame_consumer.h"
#include "android_webview/browser/gl_view_renderer_manager.h"
#include "android_webview/browser/parent_compositor_draw_constraints.h"
#include "base/cancelable_callback.h"
#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include "base/single_thread_task_runner.h"
#include "base/synchronization/lock.h"
#include "ui/gfx/geometry/rect.h"
#include "ui/gfx/geometry/vector2d.h"
struct AwDrawGLInfo;
namespace android_webview {
namespace internal {
class RequestInvokeGLTracker;
}
class RenderThreadManagerClient;
class ChildFrame;
class CompositorFrameProducer;
class HardwareRenderer;
class InsideHardwareReleaseReset;
struct CompositorID;
// This class is used to pass data between UI thread and RenderThread.
class RenderThreadManager : public CompositorFrameConsumer {
public:
RenderThreadManager(
RenderThreadManagerClient* client,
const scoped_refptr<base::SingleThreadTaskRunner>& ui_loop);
~RenderThreadManager() override;
// This function can be called from any thread.
void ClientRequestInvokeGL(bool for_idle);
// CompositorFrameConsumer methods.
void SetCompositorFrameProducer(
CompositorFrameProducer* compositor_frame_producer) override;
void SetScrollOffsetOnUI(gfx::Vector2d scroll_offset) override;
std::unique_ptr<ChildFrame> SetFrameOnUI(
std::unique_ptr<ChildFrame> frame) override;
void InitializeHardwareDrawIfNeededOnUI() override;
ParentCompositorDrawConstraints GetParentDrawConstraintsOnUI() const override;
void SwapReturnedResourcesOnUI(
ReturnedResourcesMap* returned_resource_map) override;
bool ReturnedResourcesEmptyOnUI() const override;
ChildFrameQueue PassUncommittedFrameOnUI() override;
bool HasFrameOnUI() const override;
void DeleteHardwareRendererOnUI() override;
// Render thread methods.
gfx::Vector2d GetScrollOffsetOnRT();
ChildFrameQueue PassFramesOnRT();
void DrawGL(AwDrawGLInfo* draw_info);
void PostExternalDrawConstraintsToChildCompositorOnRT(
const ParentCompositorDrawConstraints& parent_draw_constraints);
void InsertReturnedResourcesOnRT(
const std::vector<viz::ReturnedResource>& resources,
const CompositorID& compositor_id,
uint32_t layer_tree_frame_sink_id);
private:
friend class internal::RequestInvokeGLTracker;
class InsideHardwareReleaseReset {
public:
explicit InsideHardwareReleaseReset(
RenderThreadManager* render_thread_manager);
~InsideHardwareReleaseReset();
private:
RenderThreadManager* render_thread_manager_;
};
static std::unique_ptr<ChildFrame> GetSynchronousCompositorFrame(
scoped_refptr<content::SynchronousCompositor::FrameFuture> frame_future,
std::unique_ptr<ChildFrame> child_frame);
// RT thread method.
void DidInvokeGLProcess();
bool HasFrameForHardwareRendererOnRT() const;
// UI thread methods.
void ResetRequestInvokeGLCallback();
void ClientRequestInvokeGLOnUI();
void UpdateParentDrawConstraintsOnUI();
bool IsInsideHardwareRelease() const;
void SetInsideHardwareRelease(bool inside);
// Accessed by UI thread.
scoped_refptr<base::SingleThreadTaskRunner> ui_loop_;
RenderThreadManagerClient* const client_;
CompositorFrameProducer* compositor_frame_producer_;
base::WeakPtr<RenderThreadManager> ui_thread_weak_ptr_;
base::CancelableClosure request_draw_gl_cancelable_closure_;
// Whether any frame has been received on the UI thread by
// RenderThreadManager.
bool has_received_frame_;
// Accessed by RT thread.
std::unique_ptr<HardwareRenderer> hardware_renderer_;
// This is accessed by both UI and RT now. TODO(hush): move to RT only.
GLViewRendererManager::Key renderer_manager_key_;
// Accessed by both UI and RT thread.
mutable base::Lock lock_;
gfx::Vector2d scroll_offset_;
ChildFrameQueue child_frames_;
const bool sync_on_draw_hardware_;
bool inside_hardware_release_;
ParentCompositorDrawConstraints parent_draw_constraints_;
ReturnedResourcesMap returned_resources_map_;
base::Closure request_draw_gl_closure_;
base::WeakPtrFactory<RenderThreadManager> weak_factory_on_ui_thread_;
DISALLOW_COPY_AND_ASSIGN(RenderThreadManager);
};
} // namespace android_webview
#endif // ANDROID_WEBVIEW_BROWSER_RENDER_THREAD_MANAGER_H_