114 lines
3.0 KiB
C++
114 lines
3.0 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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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 "RemoteCompositorSession.h"
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#include "mozilla/VsyncDispatcher.h"
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#include "mozilla/layers/APZChild.h"
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#include "mozilla/layers/APZCTreeManagerChild.h"
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#include "mozilla/layers/CompositorBridgeChild.h"
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#include "mozilla/Unused.h"
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#include "nsBaseWidget.h"
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#include "GPUProcessManager.h"
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namespace mozilla {
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namespace layers {
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using namespace gfx;
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using namespace widget;
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RemoteCompositorSession::RemoteCompositorSession(nsBaseWidget* aWidget,
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CompositorBridgeChild* aChild,
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CompositorWidgetDelegate* aWidgetDelegate,
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APZCTreeManagerChild* aAPZ,
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const uint64_t& aRootLayerTreeId)
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: CompositorSession(aWidgetDelegate, aChild, aRootLayerTreeId),
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mWidget(aWidget),
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mAPZ(aAPZ)
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{
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GPUProcessManager::Get()->RegisterSession(this);
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if (mAPZ) {
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mAPZ->SetCompositorSession(this);
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}
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}
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RemoteCompositorSession::~RemoteCompositorSession()
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{
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// This should have been shutdown first.
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MOZ_ASSERT(!mCompositorBridgeChild);
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}
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void
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RemoteCompositorSession::NotifyDeviceReset()
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{
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MOZ_ASSERT(mWidget);
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mWidget->OnRenderingDeviceReset();
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}
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void
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RemoteCompositorSession::NotifySessionLost()
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{
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// Re-entrancy should be impossible: when we are being notified of a lost
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// session, we have by definition not shut down yet. We will shutdown, but
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// then will be removed from the notification list.
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MOZ_ASSERT(mWidget);
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mWidget->NotifyRemoteCompositorSessionLost(this);
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}
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CompositorBridgeParent*
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RemoteCompositorSession::GetInProcessBridge() const
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{
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return nullptr;
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}
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void
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RemoteCompositorSession::SetContentController(GeckoContentController* aController)
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{
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mContentController = aController;
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mCompositorBridgeChild->SendPAPZConstructor(new APZChild(aController), 0);
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}
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GeckoContentController*
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RemoteCompositorSession::GetContentController()
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{
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return mContentController.get();
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}
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nsIWidget*
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RemoteCompositorSession::GetWidget()
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{
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return mWidget;
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}
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RefPtr<IAPZCTreeManager>
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RemoteCompositorSession::GetAPZCTreeManager() const
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{
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return mAPZ;
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}
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bool
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RemoteCompositorSession::Reset(const nsTArray<LayersBackend>& aBackendHints, TextureFactoryIdentifier* aOutIdentifier)
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{
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bool didReset;
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Unused << mCompositorBridgeChild->SendReset(aBackendHints, &didReset, aOutIdentifier);
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return didReset;
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}
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void
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RemoteCompositorSession::Shutdown()
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{
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mContentController = nullptr;
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if (mAPZ) {
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mAPZ->SetCompositorSession(nullptr);
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}
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mCompositorBridgeChild->Destroy();
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mCompositorBridgeChild = nullptr;
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mCompositorWidgetDelegate = nullptr;
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mWidget = nullptr;
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GPUProcessManager::Get()->UnregisterSession(this);
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}
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} // namespace layers
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} // namespace mozilla
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