diff options
Diffstat (limited to 'gfx/layers/wr/RenderRootTypes.cpp')
-rw-r--r-- | gfx/layers/wr/RenderRootTypes.cpp | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/gfx/layers/wr/RenderRootTypes.cpp b/gfx/layers/wr/RenderRootTypes.cpp new file mode 100644 index 0000000000..d572a6fd74 --- /dev/null +++ b/gfx/layers/wr/RenderRootTypes.cpp @@ -0,0 +1,108 @@ +/* -*- 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/. */ + +#include "RenderRootTypes.h" +#include "mozilla/layers/WebRenderMessageUtils.h" +#include "mozilla/layers/WebRenderBridgeChild.h" + +namespace mozilla { +namespace ipc { + +void IPDLParamTraits<mozilla::layers::DisplayListData>::Write( + IPC::MessageWriter* aWriter, IProtocol* aActor, paramType&& aParam) { + WriteIPDLParam(aWriter, aActor, aParam.mIdNamespace); + WriteIPDLParam(aWriter, aActor, aParam.mRect); + WriteIPDLParam(aWriter, aActor, aParam.mCommands); + WriteIPDLParam(aWriter, aActor, std::move(aParam.mDLItems)); + WriteIPDLParam(aWriter, aActor, std::move(aParam.mDLCache)); + WriteIPDLParam(aWriter, aActor, std::move(aParam.mDLSpatialTree)); + WriteIPDLParam(aWriter, aActor, aParam.mDLDesc); + WriteIPDLParam(aWriter, aActor, aParam.mResourceUpdates); + WriteIPDLParam(aWriter, aActor, aParam.mSmallShmems); + WriteIPDLParam(aWriter, aActor, std::move(aParam.mLargeShmems)); + WriteIPDLParam(aWriter, aActor, aParam.mScrollData); +} + +bool IPDLParamTraits<mozilla::layers::DisplayListData>::Read( + IPC::MessageReader* aReader, IProtocol* aActor, paramType* aResult) { + if (ReadIPDLParam(aReader, aActor, &aResult->mIdNamespace) && + ReadIPDLParam(aReader, aActor, &aResult->mRect) && + ReadIPDLParam(aReader, aActor, &aResult->mCommands) && + ReadIPDLParam(aReader, aActor, &aResult->mDLItems) && + ReadIPDLParam(aReader, aActor, &aResult->mDLCache) && + ReadIPDLParam(aReader, aActor, &aResult->mDLSpatialTree) && + ReadIPDLParam(aReader, aActor, &aResult->mDLDesc) && + ReadIPDLParam(aReader, aActor, &aResult->mResourceUpdates) && + ReadIPDLParam(aReader, aActor, &aResult->mSmallShmems) && + ReadIPDLParam(aReader, aActor, &aResult->mLargeShmems) && + ReadIPDLParam(aReader, aActor, &aResult->mScrollData)) { + return true; + } + return false; +} + +void WriteScrollUpdates(IPC::MessageWriter* aWriter, IProtocol* aActor, + layers::ScrollUpdatesMap& aParam) { + // ICK: we need to manually serialize this map because + // nsDataHashTable doesn't support it (and other maps cause other issues) + WriteIPDLParam(aWriter, aActor, aParam.Count()); + for (auto it = aParam.ConstIter(); !it.Done(); it.Next()) { + WriteIPDLParam(aWriter, aActor, it.Key()); + WriteIPDLParam(aWriter, aActor, it.Data()); + } +} + +bool ReadScrollUpdates(IPC::MessageReader* aReader, IProtocol* aActor, + layers::ScrollUpdatesMap* aResult) { + // Manually deserialize mScrollUpdates as a stream of K,V pairs + uint32_t count; + if (!ReadIPDLParam(aReader, aActor, &count)) { + return false; + } + + layers::ScrollUpdatesMap map(count); + for (size_t i = 0; i < count; ++i) { + layers::ScrollableLayerGuid::ViewID key; + nsTArray<mozilla::ScrollPositionUpdate> data; + if (!ReadIPDLParam(aReader, aActor, &key) || + !ReadIPDLParam(aReader, aActor, &data)) { + return false; + } + map.InsertOrUpdate(key, std::move(data)); + } + + MOZ_RELEASE_ASSERT(map.Count() == count); + *aResult = std::move(map); + return true; +} + +void IPDLParamTraits<mozilla::layers::TransactionData>::Write( + IPC::MessageWriter* aWriter, IProtocol* aActor, paramType&& aParam) { + WriteIPDLParam(aWriter, aActor, aParam.mIdNamespace); + WriteIPDLParam(aWriter, aActor, aParam.mCommands); + WriteIPDLParam(aWriter, aActor, aParam.mResourceUpdates); + WriteIPDLParam(aWriter, aActor, aParam.mSmallShmems); + WriteIPDLParam(aWriter, aActor, std::move(aParam.mLargeShmems)); + WriteScrollUpdates(aWriter, aActor, aParam.mScrollUpdates); + WriteIPDLParam(aWriter, aActor, aParam.mPaintSequenceNumber); +} + +bool IPDLParamTraits<mozilla::layers::TransactionData>::Read( + IPC::MessageReader* aReader, IProtocol* aActor, paramType* aResult) { + if (ReadIPDLParam(aReader, aActor, &aResult->mIdNamespace) && + ReadIPDLParam(aReader, aActor, &aResult->mCommands) && + ReadIPDLParam(aReader, aActor, &aResult->mResourceUpdates) && + ReadIPDLParam(aReader, aActor, &aResult->mSmallShmems) && + ReadIPDLParam(aReader, aActor, &aResult->mLargeShmems) && + ReadScrollUpdates(aReader, aActor, &aResult->mScrollUpdates) && + ReadIPDLParam(aReader, aActor, &aResult->mPaintSequenceNumber)) { + return true; + } + return false; +} + +} // namespace ipc +} // namespace mozilla |