/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* vim: set ts=8 sts=2 et sw=2 tw=99: */ /* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ #include "RemoteCompositorSession.h" #include "mozilla/VsyncDispatcher.h" #include "mozilla/layers/APZChild.h" #include "mozilla/layers/APZCTreeManagerChild.h" #include "mozilla/layers/CompositorBridgeChild.h" #include "mozilla/Unused.h" #include "nsBaseWidget.h" #include "GPUProcessManager.h" namespace mozilla { namespace layers { using namespace gfx; using namespace widget; RemoteCompositorSession::RemoteCompositorSession(nsBaseWidget* aWidget, CompositorBridgeChild* aChild, CompositorWidgetDelegate* aWidgetDelegate, APZCTreeManagerChild* aAPZ, const uint64_t& aRootLayerTreeId) : CompositorSession(aWidgetDelegate, aChild, aRootLayerTreeId), mWidget(aWidget), mAPZ(aAPZ) { GPUProcessManager::Get()->RegisterSession(this); if (mAPZ) { mAPZ->SetCompositorSession(this); } } RemoteCompositorSession::~RemoteCompositorSession() { // This should have been shutdown first. MOZ_ASSERT(!mCompositorBridgeChild); } void RemoteCompositorSession::NotifyDeviceReset() { MOZ_ASSERT(mWidget); mWidget->OnRenderingDeviceReset(); } void RemoteCompositorSession::NotifySessionLost() { // Re-entrancy should be impossible: when we are being notified of a lost // session, we have by definition not shut down yet. We will shutdown, but // then will be removed from the notification list. MOZ_ASSERT(mWidget); mWidget->NotifyRemoteCompositorSessionLost(this); } CompositorBridgeParent* RemoteCompositorSession::GetInProcessBridge() const { return nullptr; } void RemoteCompositorSession::SetContentController(GeckoContentController* aController) { mContentController = aController; mCompositorBridgeChild->SendPAPZConstructor(new APZChild(aController), 0); } GeckoContentController* RemoteCompositorSession::GetContentController() { return mContentController.get(); } nsIWidget* RemoteCompositorSession::GetWidget() { return mWidget; } RefPtr RemoteCompositorSession::GetAPZCTreeManager() const { return mAPZ; } bool RemoteCompositorSession::Reset(const nsTArray& aBackendHints, TextureFactoryIdentifier* aOutIdentifier) { bool didReset; Unused << mCompositorBridgeChild->SendReset(aBackendHints, &didReset, aOutIdentifier); return didReset; } void RemoteCompositorSession::Shutdown() { mContentController = nullptr; if (mAPZ) { mAPZ->SetCompositorSession(nullptr); } mCompositorBridgeChild->Destroy(); mCompositorBridgeChild = nullptr; mCompositorWidgetDelegate = nullptr; mWidget = nullptr; GPUProcessManager::Get()->UnregisterSession(this); } } // namespace layers } // namespace mozilla