302 lines
11 KiB
C++
302 lines
11 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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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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#ifndef MOZILLA_GFX_WEBRENDERCOMPOSITABLE_HOLDER_H
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#define MOZILLA_GFX_WEBRENDERCOMPOSITABLE_HOLDER_H
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#include <vector>
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#include "CompositableHost.h"
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#include "mozilla/UniquePtrExtensions.h"
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#include "mozilla/gfx/Point.h"
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#include "mozilla/layers/RemoteTextureMap.h"
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#include "mozilla/layers/TextureHost.h"
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#include "mozilla/Maybe.h"
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#include "mozilla/webrender/WebRenderAPI.h"
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#include "mozilla/webrender/WebRenderTypes.h"
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#include "nsClassHashtable.h"
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namespace mozilla {
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namespace wr {
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class DisplayListBuilder;
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class RenderTextureHostUsageInfo;
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class WebRenderAPI;
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class WebRenderPipelineInfo;
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} // namespace wr
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namespace layers {
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class CompositableHost;
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class CompositorVsyncScheduler;
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class Fence;
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class WebRenderImageHost;
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class WebRenderTextureHost;
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class AsyncImagePipelineManager final {
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public:
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NS_INLINE_DECL_THREADSAFE_REFCOUNTING(AsyncImagePipelineManager)
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explicit AsyncImagePipelineManager(RefPtr<wr::WebRenderAPI>&& aApi,
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bool aUseCompositorWnd);
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protected:
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~AsyncImagePipelineManager();
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public:
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void Destroy();
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bool UseCompositorWnd() const { return mUseCompositorWnd; }
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void AddPipeline(const wr::PipelineId& aPipelineId,
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WebRenderBridgeParent* aWrBridge);
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void RemovePipeline(const wr::PipelineId& aPipelineId,
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const wr::Epoch& aEpoch);
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WebRenderBridgeParent* GetWrBridge(const wr::PipelineId& aPipelineId);
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void HoldExternalImage(const wr::PipelineId& aPipelineId,
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const wr::Epoch& aEpoch, TextureHost* aTexture);
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void HoldExternalImage(const wr::PipelineId& aPipelineId,
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const wr::Epoch& aEpoch,
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const wr::ExternalImageId& aImageId);
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// This is called from the Renderer thread to notify this class about the
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// pipelines in the most recently completed update.
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// @param aInfo PipelineInfo for the update
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// @param aLatestFrameId RenderedFrameId if a frame has been submitted for
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// rendering, invalid if not
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// @param aLastCompletedFrameId RenderedFrameId for the last completed frame
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void NotifyPipelinesUpdated(RefPtr<const wr::WebRenderPipelineInfo> aInfo,
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wr::RenderedFrameId aLatestFrameId,
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wr::RenderedFrameId aLastCompletedFrameId,
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RefPtr<Fence>&& aFence);
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// This is run on the compositor thread to process mRenderSubmittedUpdates. We
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// make this public because we need to invoke it from other places.
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void ProcessPipelineUpdates();
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TimeStamp GetCompositionTime() const { return mCompositionTime; }
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CompositionOpportunityId GetCompositionOpportunityId() const {
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return mCompositionOpportunityId;
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}
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void SetCompositionInfo(TimeStamp aTimeStamp,
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CompositionOpportunityId aCompositionOpportunityId) {
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mCompositionTime = aTimeStamp;
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mCompositionOpportunityId = aCompositionOpportunityId;
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if (!mCompositionTime.IsNull() && !mCompositeUntilTime.IsNull() &&
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mCompositionTime >= mCompositeUntilTime) {
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mCompositeUntilTime = TimeStamp();
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}
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}
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void CompositeUntil(TimeStamp aTimeStamp) {
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if (mCompositeUntilTime.IsNull() || mCompositeUntilTime < aTimeStamp) {
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mCompositeUntilTime = aTimeStamp;
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}
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}
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TimeStamp GetCompositeUntilTime() const { return mCompositeUntilTime; }
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void AddAsyncImagePipeline(const wr::PipelineId& aPipelineId,
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WebRenderImageHost* aImageHost);
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void RemoveAsyncImagePipeline(const wr::PipelineId& aPipelineId,
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AsyncImagePipelineOps* aPendingOps,
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wr::TransactionBuilder& aTxn);
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void UpdateAsyncImagePipeline(const wr::PipelineId& aPipelineId,
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const LayoutDeviceRect& aScBounds,
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wr::WrRotation aRotation,
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const wr::ImageRendering& aFilter,
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const wr::MixBlendMode& aMixBlendMode);
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void ApplyAsyncImagesOfImageBridge(wr::TransactionBuilder& aSceneBuilderTxn,
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wr::TransactionBuilder& aFastTxn);
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void ApplyAsyncImageForPipeline(
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const wr::PipelineId& aPipelineId, wr::TransactionBuilder& aTxn,
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wr::TransactionBuilder& aTxnForImageBridge,
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AsyncImagePipelineOps* aPendingOps,
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RemoteTextureInfoList* aPendingRemoteTextures);
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void ApplyAsyncImageForPipeline(const wr::PipelineId& aPipelineId,
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TextureHost* aTexture,
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wr::TransactionBuilder& aTxn);
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void SetEmptyDisplayList(const wr::PipelineId& aPipelineId,
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wr::TransactionBuilder& aTxn,
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wr::TransactionBuilder& aTxnForImageBridge);
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void AppendImageCompositeNotification(
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const ImageCompositeNotificationInfo& aNotification) {
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mImageCompositeNotifications.AppendElement(aNotification);
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}
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void FlushImageNotifications(
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nsTArray<ImageCompositeNotificationInfo>* aNotifications) {
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aNotifications->AppendElements(std::move(mImageCompositeNotifications));
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}
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void SetWillGenerateFrame();
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bool GetAndResetWillGenerateFrame();
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static wr::ExternalImageId GetNextExternalImageId();
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void SetTextureFactoryIdentifier(
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const TextureFactoryIdentifier& aTextureFactoryIdentifier) {
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mTextureFactoryIdentifier = aTextureFactoryIdentifier;
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}
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TextureFactoryIdentifier GetTextureFactoryIdentifier() const {
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return mTextureFactoryIdentifier;
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}
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private:
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void ProcessPipelineRendered(const wr::PipelineId& aPipelineId,
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const wr::Epoch& aEpoch,
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wr::RenderedFrameId aRenderedFrameId);
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void ProcessPipelineRemoved(const wr::RemovedPipeline& aRemovedPipeline,
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wr::RenderedFrameId aRenderedFrameId);
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wr::Epoch GetNextImageEpoch();
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uint32_t GetNextResourceId() { return ++mResourceId; }
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wr::IdNamespace GetNamespace() { return mIdNamespace; }
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wr::ImageKey GenerateImageKey() {
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wr::ImageKey key;
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key.mNamespace = GetNamespace();
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key.mHandle = GetNextResourceId();
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return key;
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}
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struct ForwardingTextureHost {
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ForwardingTextureHost(const wr::Epoch& aEpoch, TextureHost* aTexture)
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: mEpoch(aEpoch), mTexture(aTexture) {}
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wr::Epoch mEpoch;
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CompositableTextureHostRef mTexture;
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};
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struct ForwardingExternalImage {
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ForwardingExternalImage(const wr::Epoch& aEpoch,
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const wr::ExternalImageId& aImageId)
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: mEpoch(aEpoch), mImageId(aImageId) {}
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~ForwardingExternalImage();
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wr::Epoch mEpoch;
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wr::ExternalImageId mImageId;
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};
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struct PipelineTexturesHolder {
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// Holds forwarding WebRenderTextureHosts.
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std::vector<ForwardingTextureHost> mTextureHostsUntilRenderSubmitted;
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// TextureHosts that must be held until rendering has completed. UniquePtr
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// is used to make the entries movable, ideally ForwardingTextureHost would
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// be fully movable.
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std::vector<UniquePtr<ForwardingTextureHost>>
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mTextureHostsUntilRenderCompleted;
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std::vector<UniquePtr<ForwardingExternalImage>> mExternalImages;
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Maybe<wr::Epoch> mDestroyedEpoch;
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WebRenderBridgeParent* MOZ_NON_OWNING_REF mWrBridge = nullptr;
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};
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struct AsyncImagePipeline {
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AsyncImagePipeline(wr::PipelineId aPipelineId,
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layers::WebRenderBackend aBackend,
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WebRenderImageHost* aImageHost);
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void Update(const LayoutDeviceRect& aScBounds, wr::WrRotation aRotation,
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const wr::ImageRendering& aFilter,
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const wr::MixBlendMode& aMixBlendMode) {
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mIsChanged |= !mScBounds.IsEqualEdges(aScBounds) ||
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mRotation != aRotation || mFilter != aFilter ||
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mMixBlendMode != aMixBlendMode;
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mScBounds = aScBounds;
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mRotation = aRotation;
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mFilter = aFilter;
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mMixBlendMode = aMixBlendMode;
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}
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bool mInitialised;
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bool mIsChanged;
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bool mUseExternalImage;
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LayoutDeviceRect mScBounds;
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wr::WrRotation mRotation;
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wr::ImageRendering mFilter;
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wr::MixBlendMode mMixBlendMode;
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const RefPtr<WebRenderImageHost> mImageHost;
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CompositableTextureHostRef mCurrentTexture;
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nsTArray<wr::ImageKey> mKeys;
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wr::DisplayListBuilder mDLBuilder;
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bool mVideoOverlayDisabled = false;
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};
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void ApplyAsyncImageForPipeline(const wr::Epoch& aEpoch,
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const wr::PipelineId& aPipelineId,
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AsyncImagePipeline* aPipeline,
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TextureHost* aTexture,
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wr::TransactionBuilder& aSceneBuilderTxn,
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wr::TransactionBuilder& aMaybeFastTxn);
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Maybe<TextureHost::ResourceUpdateOp> UpdateImageKeys(
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const wr::Epoch& aEpoch, const wr::PipelineId& aPipelineId,
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AsyncImagePipeline* aPipeline, TextureHost* aTexture,
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nsTArray<wr::ImageKey>& aKeys, wr::TransactionBuilder& aSceneBuilderTxn,
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wr::TransactionBuilder& aMaybeFastTxn);
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Maybe<TextureHost::ResourceUpdateOp> UpdateWithoutExternalImage(
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TextureHost* aTexture, wr::ImageKey aKey, TextureHost::ResourceUpdateOp,
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wr::TransactionBuilder& aTxn);
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void CheckForTextureHostsNotUsedByGPU();
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RefPtr<wr::WebRenderAPI> mApi;
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bool mUseCompositorWnd;
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TextureFactoryIdentifier mTextureFactoryIdentifier;
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const wr::IdNamespace mIdNamespace;
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const bool mUseTripleBuffering;
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uint32_t mResourceId;
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nsClassHashtable<nsUint64HashKey, PipelineTexturesHolder>
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mPipelineTexturesHolders;
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nsClassHashtable<nsUint64HashKey, AsyncImagePipeline> mAsyncImagePipelines;
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wr::Epoch mAsyncImageEpoch;
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bool mWillGenerateFrame;
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bool mDestroyed;
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#ifdef XP_WIN
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bool mUseWebRenderDCompVideoHwOverlayWin;
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bool mUseWebRenderDCompVideoSwOverlayWin;
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#endif
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// Render time for the current composition.
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TimeStamp mCompositionTime;
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// CompositionOpportunityId of the current composition.
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CompositionOpportunityId mCompositionOpportunityId;
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// When nonnull, during rendering, some compositable indicated that it will
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// change its rendering at this time. In order not to miss it, we composite
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// on every vsync until this time occurs (this is the latest such time).
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TimeStamp mCompositeUntilTime;
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nsTArray<ImageCompositeNotificationInfo> mImageCompositeNotifications;
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struct WebRenderPipelineInfoHolder {
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WebRenderPipelineInfoHolder(RefPtr<const wr::WebRenderPipelineInfo>&& aInfo,
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RefPtr<Fence>&& aFence);
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~WebRenderPipelineInfoHolder();
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WebRenderPipelineInfoHolder(WebRenderPipelineInfoHolder&&) = default;
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RefPtr<const wr::WebRenderPipelineInfo> mInfo;
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RefPtr<Fence> mFence;
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};
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std::vector<std::pair<wr::RenderedFrameId, WebRenderPipelineInfoHolder>>
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mRenderSubmittedUpdates;
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Mutex mRenderSubmittedUpdatesLock MOZ_UNANNOTATED;
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Atomic<uint64_t> mLastCompletedFrameId;
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std::vector<std::pair<wr::RenderedFrameId,
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std::vector<UniquePtr<ForwardingTextureHost>>>>
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mTexturesInUseByGPU;
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RefPtr<Fence> mReleaseFence;
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};
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} // namespace layers
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} // namespace mozilla
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#endif /* MOZILLA_GFX_WEBRENDERCOMPOSITABLE_HOLDER_H */
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