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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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/. */
#ifndef MOZILLA_GFX_COMPOSITORMANAGERPARENT_H
#define MOZILLA_GFX_COMPOSITORMANAGERPARENT_H
#include <map>
#include <stdint.h> // for uint32_t
#include "mozilla/Attributes.h" // for override
#include "mozilla/StaticPtr.h" // for StaticRefPtr
#include "mozilla/StaticMonitor.h" // for StaticMonitor
#include "mozilla/RefPtr.h" // for already_AddRefed
#include "mozilla/dom/ipc/IdType.h"
#include "mozilla/layers/PCompositorManagerParent.h"
#include "nsTArray.h" // for AutoTArray
namespace mozilla {
namespace gfx {
class SourceSurfaceSharedData;
}
namespace layers {
class CompositorBridgeParent;
class CompositorThreadHolder;
class RemoteTextureTxnScheduler;
class SharedSurfacesHolder;
class CompositorManagerParent final : public PCompositorManagerParent {
NS_INLINE_DECL_THREADSAFE_REFCOUNTING(CompositorManagerParent, final)
public:
static already_AddRefed<CompositorManagerParent> CreateSameProcess(
uint32_t aNamespace);
static bool Create(Endpoint<PCompositorManagerParent>&& aEndpoint,
dom::ContentParentId aContentId, uint32_t aNamespace,
bool aIsRoot);
static void Shutdown();
static already_AddRefed<CompositorBridgeParent>
CreateSameProcessWidgetCompositorBridge(CSSToLayoutDeviceScale aScale,
const CompositorOptions& aOptions,
bool aUseExternalSurfaceSize,
const gfx::IntSize& aSurfaceSize,
uint64_t aInnerWindowId);
static void WaitForSharedSurface(const wr::ExternalImageId& aId);
static void AddSharedSurface(const wr::ExternalImageId& aId,
gfx::SourceSurfaceSharedData* aSurface);
mozilla::ipc::IPCResult RecvAddSharedSurface(const wr::ExternalImageId& aId,
SurfaceDescriptorShared&& aDesc);
mozilla::ipc::IPCResult RecvRemoveSharedSurface(
const wr::ExternalImageId& aId);
mozilla::ipc::IPCResult RecvReportSharedSurfacesMemory(
ReportSharedSurfacesMemoryResolver&&);
mozilla::ipc::IPCResult RecvNotifyMemoryPressure();
mozilla::ipc::IPCResult RecvReportMemory(ReportMemoryResolver&&);
mozilla::ipc::IPCResult RecvInitCanvasManager(
Endpoint<PCanvasManagerParent>&&);
void BindComplete(bool aIsRoot);
void ActorDestroy(ActorDestroyReason aReason) override;
already_AddRefed<PCompositorBridgeParent> AllocPCompositorBridgeParent(
const CompositorBridgeOptions& aOpt);
static void NotifyWebRenderError(wr::WebRenderError aError);
const dom::ContentParentId& GetContentId() const { return mContentId; }
bool OwnsExternalImageId(const wr::ExternalImageId& aId) const {
return mNamespace == static_cast<uint32_t>(wr::AsUint64(aId) >> 32);
}
private:
static StaticMonitor sMonitor;
static StaticRefPtr<CompositorManagerParent> sInstance
MOZ_GUARDED_BY(sMonitor);
// Indexed by namespace.
using ManagerMap = std::map<uint32_t, CompositorManagerParent*>;
static ManagerMap sManagers MOZ_GUARDED_BY(sMonitor);
static void ShutdownInternal();
CompositorManagerParent(dom::ContentParentId aContentId, uint32_t aNamespace);
virtual ~CompositorManagerParent();
void Bind(Endpoint<PCompositorManagerParent>&& aEndpoint, bool aIsRoot);
void DeferredDestroy();
RefPtr<CompositorThreadHolder> mCompositorThreadHolder;
RefPtr<SharedSurfacesHolder> mSharedSurfacesHolder;
AutoTArray<RefPtr<CompositorBridgeParent>, 1> mPendingCompositorBridges;
const dom::ContentParentId mContentId;
const uint32_t mNamespace;
uint32_t mLastSharedSurfaceResourceId MOZ_GUARDED_BY(sMonitor) = 0;
RefPtr<RemoteTextureTxnScheduler> mRemoteTextureTxnScheduler;
};
} // namespace layers
} // namespace mozilla
#endif
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