2016-05-18 08:33:22 +03:00
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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=99: */
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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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#include "CompositorSession.h"
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#include "mozilla/layers/CompositorBridgeChild.h"
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#include "mozilla/layers/CompositorBridgeParent.h"
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2016-07-01 11:15:16 +03:00
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#include "mozilla/widget/PlatformWidgetTypes.h"
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2016-05-18 08:33:22 +03:00
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#include "base/process_util.h"
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namespace mozilla {
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namespace layers {
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2016-07-01 11:15:16 +03:00
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using namespace widget;
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2016-05-18 08:33:22 +03:00
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class InProcessCompositorSession final : public CompositorSession
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{
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public:
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2016-07-18 07:24:27 +03:00
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InProcessCompositorSession(widget::CompositorWidget* aWidget,
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CompositorBridgeChild* aChild,
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CompositorBridgeParent* aParent);
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2016-05-18 08:33:22 +03:00
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CompositorBridgeParent* GetInProcessBridge() const override;
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void SetContentController(GeckoContentController* aController) override;
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uint64_t RootLayerTreeId() const override;
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2016-05-23 10:27:51 +03:00
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already_AddRefed<APZCTreeManager> GetAPZCTreeManager() const override;
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2016-05-18 08:33:22 +03:00
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void Shutdown() override;
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private:
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RefPtr<CompositorBridgeParent> mCompositorBridgeParent;
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2016-07-01 11:15:16 +03:00
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RefPtr<CompositorWidget> mCompositorWidget;
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2016-05-18 08:33:22 +03:00
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};
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2016-07-18 07:24:27 +03:00
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RefPtr<CompositorSession>
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CompositorSession::CreateInProcess(nsIWidget* aWidget,
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ClientLayerManager* aLayerManager,
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CSSToLayoutDeviceScale aScale,
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bool aUseAPZ,
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bool aUseExternalSurfaceSize,
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const gfx::IntSize& aSurfaceSize)
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{
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CompositorWidgetInitData initData;
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aWidget->GetCompositorWidgetInitData(&initData);
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RefPtr<CompositorWidget> widget = CompositorWidget::CreateLocal(initData, aWidget);
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RefPtr<CompositorBridgeChild> child = new CompositorBridgeChild(aLayerManager);
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RefPtr<CompositorBridgeParent> parent =
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child->InitSameProcess(widget, aScale, aUseAPZ, aUseExternalSurfaceSize, aSurfaceSize);
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return new InProcessCompositorSession(widget, child, parent);
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}
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CompositorSession::CompositorSession(CompositorWidgetDelegate* aDelegate,
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CompositorBridgeChild* aChild)
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: mCompositorWidgetDelegate(nullptr),
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mCompositorBridgeChild(aChild)
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{
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}
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CompositorSession::~CompositorSession()
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{
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}
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CompositorBridgeChild*
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CompositorSession::GetCompositorBridgeChild()
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{
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return mCompositorBridgeChild;
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}
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2016-07-18 07:24:27 +03:00
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InProcessCompositorSession::InProcessCompositorSession(widget::CompositorWidget* aWidget,
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CompositorBridgeChild* aChild,
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CompositorBridgeParent* aParent)
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: CompositorSession(aWidget->AsDelegate(), aChild),
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mCompositorBridgeParent(aParent),
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mCompositorWidget(aWidget)
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2016-05-18 08:33:22 +03:00
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{
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}
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CompositorBridgeParent*
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InProcessCompositorSession::GetInProcessBridge() const
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{
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return mCompositorBridgeParent;
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}
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void
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InProcessCompositorSession::SetContentController(GeckoContentController* aController)
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{
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mCompositorBridgeParent->SetControllerForLayerTree(RootLayerTreeId(), aController);
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}
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uint64_t
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InProcessCompositorSession::RootLayerTreeId() const
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{
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return mCompositorBridgeParent->RootLayerTreeId();
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}
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2016-05-23 10:27:51 +03:00
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already_AddRefed<APZCTreeManager>
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2016-05-18 08:33:22 +03:00
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InProcessCompositorSession::GetAPZCTreeManager() const
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{
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return mCompositorBridgeParent->GetAPZCTreeManager(RootLayerTreeId());
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}
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void
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InProcessCompositorSession::Shutdown()
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{
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2016-06-29 00:53:21 +03:00
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// Destroy will synchronously wait for the parent to acknowledge shutdown,
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// at which point CBP will defer a Release on the compositor thread. We
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// can safely release our reference now, and let the destructor run on either
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// thread.
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2016-05-18 08:33:22 +03:00
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mCompositorBridgeChild->Destroy();
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mCompositorBridgeChild = nullptr;
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mCompositorBridgeParent = nullptr;
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mCompositorWidget = nullptr;
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2016-05-18 08:33:22 +03:00
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}
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} // namespace layers
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} // namespace mozilla
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