Files
tubestation/gfx/webrender_bindings/WebRenderAPI.cpp
Ciure Andrei c5f80130da Backed out 6 changesets (bug 1574493) for causing nested-sticky-2.html to perma fail CLOSED TREE
Backed out changeset 358746636448 (bug 1574493)
Backed out changeset 34aef5498237 (bug 1574493)
Backed out changeset 1f88e2031c76 (bug 1574493)
Backed out changeset 07c588b5ea10 (bug 1574493)
Backed out changeset 0685e8d3510e (bug 1574493)
Backed out changeset 15d4390220c4 (bug 1574493)
2019-09-13 19:26:50 +03:00

1375 lines
52 KiB
C++

/* -*- 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 "WebRenderAPI.h"
#include "mozilla/StaticPrefs_gfx.h"
#include "LayersLogging.h"
#include "mozilla/ipc/ByteBuf.h"
#include "mozilla/webrender/RendererOGL.h"
#include "mozilla/gfx/gfxVars.h"
#include "mozilla/layers/CompositorThread.h"
#include "mozilla/webrender/RenderCompositor.h"
#include "mozilla/widget/CompositorWidget.h"
#include "mozilla/layers/SynchronousTask.h"
#include "TextDrawTarget.h"
#include "malloc_decls.h"
// clang-format off
#define WRDL_LOG(...)
//#define WRDL_LOG(...) printf_stderr("WRDL(%p): " __VA_ARGS__)
//#define WRDL_LOG(...) if (XRE_IsContentProcess()) printf_stderr("WRDL(%p): " __VA_ARGS__)
// clang-format on
namespace mozilla {
namespace wr {
using layers::Stringify;
MOZ_DEFINE_MALLOC_SIZE_OF(WebRenderMallocSizeOf)
MOZ_DEFINE_MALLOC_ENCLOSING_SIZE_OF(WebRenderMallocEnclosingSizeOf)
class NewRenderer : public RendererEvent {
public:
NewRenderer(wr::DocumentHandle** aDocHandle,
layers::CompositorBridgeParent* aBridge, int32_t* aMaxTextureSize,
bool* aUseANGLE, bool* aUseDComp, bool* aUseTripleBuffering,
RefPtr<widget::CompositorWidget>&& aWidget,
layers::SynchronousTask* aTask, LayoutDeviceIntSize aSize,
layers::SyncHandle* aHandle)
: mDocHandle(aDocHandle),
mMaxTextureSize(aMaxTextureSize),
mUseANGLE(aUseANGLE),
mUseDComp(aUseDComp),
mUseTripleBuffering(aUseTripleBuffering),
mBridge(aBridge),
mCompositorWidget(std::move(aWidget)),
mTask(aTask),
mSize(aSize),
mSyncHandle(aHandle) {
MOZ_COUNT_CTOR(NewRenderer);
}
~NewRenderer() { MOZ_COUNT_DTOR(NewRenderer); }
void Run(RenderThread& aRenderThread, WindowId aWindowId) override {
layers::AutoCompleteTask complete(mTask);
UniquePtr<RenderCompositor> compositor =
RenderCompositor::Create(std::move(mCompositorWidget));
if (!compositor) {
// RenderCompositor::Create puts a message into gfxCriticalNote if it is
// nullptr
return;
}
*mUseANGLE = compositor->UseANGLE();
*mUseDComp = compositor->UseDComp();
*mUseTripleBuffering = compositor->UseTripleBuffering();
bool allow_texture_swizzling = gfx::gfxVars::UseGLSwizzle();
bool isMainWindow = true; // TODO!
bool supportLowPriorityTransactions = isMainWindow;
bool supportPictureCaching = isMainWindow;
wr::Renderer* wrRenderer = nullptr;
if (!wr_window_new(aWindowId, mSize.width, mSize.height,
supportLowPriorityTransactions, allow_texture_swizzling,
StaticPrefs::gfx_webrender_picture_caching() &&
supportPictureCaching,
#ifdef NIGHTLY_BUILD
StaticPrefs::gfx_webrender_start_debug_server(),
#else
false,
#endif
compositor->gl(),
aRenderThread.GetProgramCache()
? aRenderThread.GetProgramCache()->Raw()
: nullptr,
aRenderThread.GetShaders()
? aRenderThread.GetShaders()->RawShaders()
: nullptr,
aRenderThread.ThreadPool().Raw(), &WebRenderMallocSizeOf,
&WebRenderMallocEnclosingSizeOf,
(uint32_t)wr::RenderRoot::Default, mDocHandle,
&wrRenderer, mMaxTextureSize)) {
// wr_window_new puts a message into gfxCriticalNote if it returns false
return;
}
MOZ_ASSERT(wrRenderer);
RefPtr<RenderThread> thread = &aRenderThread;
auto renderer =
MakeUnique<RendererOGL>(std::move(thread), std::move(compositor),
aWindowId, wrRenderer, mBridge);
if (wrRenderer && renderer) {
wr::WrExternalImageHandler handler = renderer->GetExternalImageHandler();
wr_renderer_set_external_image_handler(wrRenderer, &handler);
}
if (renderer) {
layers::SyncObjectHost* syncObj = renderer->GetSyncObject();
if (syncObj) {
*mSyncHandle = syncObj->GetSyncHandle();
}
}
aRenderThread.AddRenderer(aWindowId, std::move(renderer));
}
private:
wr::DocumentHandle** mDocHandle;
int32_t* mMaxTextureSize;
bool* mUseANGLE;
bool* mUseDComp;
bool* mUseTripleBuffering;
layers::CompositorBridgeParent* mBridge;
RefPtr<widget::CompositorWidget> mCompositorWidget;
layers::SynchronousTask* mTask;
LayoutDeviceIntSize mSize;
layers::SyncHandle* mSyncHandle;
};
class RemoveRenderer : public RendererEvent {
public:
explicit RemoveRenderer(layers::SynchronousTask* aTask) : mTask(aTask) {
MOZ_COUNT_CTOR(RemoveRenderer);
}
virtual ~RemoveRenderer() { MOZ_COUNT_DTOR(RemoveRenderer); }
void Run(RenderThread& aRenderThread, WindowId aWindowId) override {
aRenderThread.RemoveRenderer(aWindowId);
layers::AutoCompleteTask complete(mTask);
}
private:
layers::SynchronousTask* mTask;
};
TransactionBuilder::TransactionBuilder(bool aUseSceneBuilderThread)
: mUseSceneBuilderThread(aUseSceneBuilderThread) {
mTxn = wr_transaction_new(mUseSceneBuilderThread);
}
TransactionBuilder::~TransactionBuilder() { wr_transaction_delete(mTxn); }
void TransactionBuilder::SetLowPriority(bool aIsLowPriority) {
wr_transaction_set_low_priority(mTxn, aIsLowPriority);
}
void TransactionBuilder::UpdateEpoch(PipelineId aPipelineId, Epoch aEpoch) {
wr_transaction_update_epoch(mTxn, aPipelineId, aEpoch);
}
void TransactionBuilder::SetRootPipeline(PipelineId aPipelineId) {
wr_transaction_set_root_pipeline(mTxn, aPipelineId);
}
void TransactionBuilder::RemovePipeline(PipelineId aPipelineId) {
wr_transaction_remove_pipeline(mTxn, aPipelineId);
}
void TransactionBuilder::SetDisplayList(
gfx::Color aBgColor, Epoch aEpoch, const wr::LayoutSize& aViewportSize,
wr::WrPipelineId pipeline_id, const wr::LayoutSize& content_size,
wr::BuiltDisplayListDescriptor dl_descriptor, wr::Vec<uint8_t>& dl_data) {
wr_transaction_set_display_list(mTxn, aEpoch, ToColorF(aBgColor),
aViewportSize, pipeline_id, content_size,
dl_descriptor, &dl_data.inner);
}
void TransactionBuilder::ClearDisplayList(Epoch aEpoch,
wr::WrPipelineId aPipelineId) {
wr_transaction_clear_display_list(mTxn, aEpoch, aPipelineId);
}
void TransactionBuilder::GenerateFrame() {
wr_transaction_generate_frame(mTxn);
}
void TransactionBuilder::InvalidateRenderedFrame() {
wr_transaction_invalidate_rendered_frame(mTxn);
}
void TransactionBuilder::UpdateDynamicProperties(
const nsTArray<wr::WrOpacityProperty>& aOpacityArray,
const nsTArray<wr::WrTransformProperty>& aTransformArray) {
wr_transaction_update_dynamic_properties(
mTxn, aOpacityArray.IsEmpty() ? nullptr : aOpacityArray.Elements(),
aOpacityArray.Length(),
aTransformArray.IsEmpty() ? nullptr : aTransformArray.Elements(),
aTransformArray.Length());
}
bool TransactionBuilder::IsEmpty() const {
return wr_transaction_is_empty(mTxn);
}
bool TransactionBuilder::IsResourceUpdatesEmpty() const {
return wr_transaction_resource_updates_is_empty(mTxn);
}
bool TransactionBuilder::IsRenderedFrameInvalidated() const {
return wr_transaction_is_rendered_frame_invalidated(mTxn);
}
void TransactionBuilder::SetDocumentView(
const LayoutDeviceIntRect& aDocumentRect) {
wr::DeviceIntRect wrDocRect;
wrDocRect.origin.x = aDocumentRect.x;
wrDocRect.origin.y = aDocumentRect.y;
wrDocRect.size.width = aDocumentRect.width;
wrDocRect.size.height = aDocumentRect.height;
wr_transaction_set_document_view(mTxn, &wrDocRect);
}
void TransactionBuilder::UpdateScrollPosition(
const wr::WrPipelineId& aPipelineId,
const layers::ScrollableLayerGuid::ViewID& aScrollId,
const wr::LayoutPoint& aScrollPosition) {
wr_transaction_scroll_layer(mTxn, aPipelineId, aScrollId, aScrollPosition);
}
TransactionWrapper::TransactionWrapper(Transaction* aTxn) : mTxn(aTxn) {}
void TransactionWrapper::AppendTransformProperties(
const nsTArray<wr::WrTransformProperty>& aTransformArray) {
wr_transaction_append_transform_properties(
mTxn, aTransformArray.IsEmpty() ? nullptr : aTransformArray.Elements(),
aTransformArray.Length());
}
void TransactionWrapper::UpdateScrollPosition(
const wr::WrPipelineId& aPipelineId,
const layers::ScrollableLayerGuid::ViewID& aScrollId,
const wr::LayoutPoint& aScrollPosition) {
wr_transaction_scroll_layer(mTxn, aPipelineId, aScrollId, aScrollPosition);
}
void TransactionWrapper::UpdatePinchZoom(float aZoom) {
wr_transaction_pinch_zoom(mTxn, aZoom);
}
void TransactionWrapper::UpdateIsTransformPinchZooming(uint64_t aAnimationId,
bool aIsZooming) {
wr_transaction_set_is_transform_pinch_zooming(mTxn, aAnimationId, aIsZooming);
}
/*static*/
already_AddRefed<WebRenderAPI> WebRenderAPI::Create(
layers::CompositorBridgeParent* aBridge,
RefPtr<widget::CompositorWidget>&& aWidget, const wr::WrWindowId& aWindowId,
LayoutDeviceIntSize aSize) {
MOZ_ASSERT(aBridge);
MOZ_ASSERT(aWidget);
static_assert(
sizeof(size_t) == sizeof(uintptr_t),
"The FFI bindings assume size_t is the same size as uintptr_t!");
wr::DocumentHandle* docHandle = nullptr;
int32_t maxTextureSize = 0;
bool useANGLE = false;
bool useDComp = false;
bool useTripleBuffering = false;
layers::SyncHandle syncHandle = 0;
// Dispatch a synchronous task because the DocumentHandle object needs to be
// created on the render thread. If need be we could delay waiting on this
// task until the next time we need to access the DocumentHandle object.
layers::SynchronousTask task("Create Renderer");
auto event = MakeUnique<NewRenderer>(
&docHandle, aBridge, &maxTextureSize, &useANGLE, &useDComp,
&useTripleBuffering, std::move(aWidget), &task, aSize, &syncHandle);
RenderThread::Get()->RunEvent(aWindowId, std::move(event));
task.Wait();
if (!docHandle) {
return nullptr;
}
return RefPtr<WebRenderAPI>(
new WebRenderAPI(docHandle, aWindowId, maxTextureSize, useANGLE,
useDComp, useTripleBuffering, syncHandle,
wr::RenderRoot::Default))
.forget();
}
already_AddRefed<WebRenderAPI> WebRenderAPI::Clone() {
wr::DocumentHandle* docHandle = nullptr;
wr_api_clone(mDocHandle, &docHandle);
RefPtr<WebRenderAPI> renderApi =
new WebRenderAPI(docHandle, mId, mMaxTextureSize, mUseANGLE, mUseDComp,
mUseTripleBuffering, mSyncHandle, mRenderRoot);
renderApi->mRootApi = this; // Hold root api
renderApi->mRootDocumentApi = this;
return renderApi.forget();
}
already_AddRefed<WebRenderAPI> WebRenderAPI::CreateDocument(
LayoutDeviceIntSize aSize, int8_t aLayerIndex, wr::RenderRoot aRenderRoot) {
wr::DeviceIntSize wrSize;
wrSize.width = aSize.width;
wrSize.height = aSize.height;
wr::DocumentHandle* newDoc;
wr_api_create_document(mDocHandle, &newDoc, wrSize, aLayerIndex,
(uint32_t)aRenderRoot);
RefPtr<WebRenderAPI> api(
new WebRenderAPI(newDoc, mId, mMaxTextureSize, mUseANGLE, mUseDComp,
mUseTripleBuffering, mSyncHandle, aRenderRoot));
api->mRootApi = this;
return api.forget();
}
wr::WrIdNamespace WebRenderAPI::GetNamespace() {
return wr_api_get_namespace(mDocHandle);
}
WebRenderAPI::WebRenderAPI(wr::DocumentHandle* aHandle, wr::WindowId aId,
uint32_t aMaxTextureSize, bool aUseANGLE,
bool aUseDComp, bool aUseTripleBuffering,
layers::SyncHandle aSyncHandle,
wr::RenderRoot aRenderRoot)
: mDocHandle(aHandle),
mId(aId),
mMaxTextureSize(aMaxTextureSize),
mUseANGLE(aUseANGLE),
mUseDComp(aUseDComp),
mUseTripleBuffering(aUseTripleBuffering),
mSyncHandle(aSyncHandle),
mDebugFlags({0}),
mRenderRoot(aRenderRoot) {}
WebRenderAPI::~WebRenderAPI() {
if (!mRootDocumentApi) {
wr_api_delete_document(mDocHandle);
}
if (!mRootApi) {
RenderThread::Get()->SetDestroyed(GetId());
layers::SynchronousTask task("Destroy WebRenderAPI");
auto event = MakeUnique<RemoveRenderer>(&task);
RunOnRenderThread(std::move(event));
task.Wait();
wr_api_shut_down(mDocHandle);
}
wr_api_delete(mDocHandle);
}
void WebRenderAPI::UpdateDebugFlags(uint32_t aFlags) {
if (mDebugFlags.bits != aFlags) {
mDebugFlags.bits = aFlags;
wr_api_set_debug_flags(mDocHandle, mDebugFlags);
}
}
void WebRenderAPI::SendTransaction(TransactionBuilder& aTxn) {
UpdateDebugFlags(gfx::gfxVars::WebRenderDebugFlags());
wr_api_send_transaction(mDocHandle, aTxn.Raw(), aTxn.UseSceneBuilderThread());
}
/* static */
void WebRenderAPI::SendTransactions(
const RenderRootArray<RefPtr<WebRenderAPI>>& aApis,
RenderRootArray<TransactionBuilder*>& aTxns) {
if (!aApis[RenderRoot::Default]) {
return;
}
aApis[RenderRoot::Default]->UpdateDebugFlags(
gfx::gfxVars::WebRenderDebugFlags());
AutoTArray<DocumentHandle*, kRenderRootCount> documentHandles;
AutoTArray<Transaction*, kRenderRootCount> txns;
Maybe<bool> useSceneBuilderThread;
for (auto& api : aApis) {
if (!api) {
continue;
}
auto& txn = aTxns[api->GetRenderRoot()];
if (txn) {
documentHandles.AppendElement(api->mDocHandle);
txns.AppendElement(txn->Raw());
if (useSceneBuilderThread.isSome()) {
MOZ_ASSERT(txn->UseSceneBuilderThread() == *useSceneBuilderThread);
} else {
useSceneBuilderThread.emplace(txn->UseSceneBuilderThread());
}
}
}
if (!txns.IsEmpty()) {
wr_api_send_transactions(documentHandles.Elements(), txns.Elements(),
txns.Length(), *useSceneBuilderThread);
}
}
bool WebRenderAPI::HitTest(const wr::WorldPoint& aPoint,
wr::WrPipelineId& aOutPipelineId,
layers::ScrollableLayerGuid::ViewID& aOutScrollId,
gfx::CompositorHitTestInfo& aOutHitInfo) {
static_assert(DoesCompositorHitTestInfoFitIntoBits<16>(),
"CompositorHitTestFlags MAX value has to be less than number "
"of bits in uint16_t");
uint16_t serialized = static_cast<uint16_t>(aOutHitInfo.serialize());
const bool result = wr_api_hit_test(mDocHandle, aPoint, &aOutPipelineId,
&aOutScrollId, &serialized);
if (result) {
aOutHitInfo.deserialize(serialized);
}
return result;
}
void WebRenderAPI::Readback(const TimeStamp& aStartTime, gfx::IntSize size,
const gfx::SurfaceFormat& aFormat,
const Range<uint8_t>& buffer) {
class Readback : public RendererEvent {
public:
explicit Readback(layers::SynchronousTask* aTask, TimeStamp aStartTime,
gfx::IntSize aSize, const gfx::SurfaceFormat& aFormat,
const Range<uint8_t>& aBuffer)
: mTask(aTask),
mStartTime(aStartTime),
mSize(aSize),
mFormat(aFormat),
mBuffer(aBuffer) {
MOZ_COUNT_CTOR(Readback);
}
virtual ~Readback() { MOZ_COUNT_DTOR(Readback); }
void Run(RenderThread& aRenderThread, WindowId aWindowId) override {
aRenderThread.UpdateAndRender(aWindowId, VsyncId(), mStartTime,
/* aRender */ true, Some(mSize),
wr::SurfaceFormatToImageFormat(mFormat),
Some(mBuffer), false);
layers::AutoCompleteTask complete(mTask);
}
layers::SynchronousTask* mTask;
TimeStamp mStartTime;
gfx::IntSize mSize;
gfx::SurfaceFormat mFormat;
const Range<uint8_t>& mBuffer;
};
// Disable debug flags during readback. See bug 1436020.
UpdateDebugFlags(0);
layers::SynchronousTask task("Readback");
auto event = MakeUnique<Readback>(&task, aStartTime, size, aFormat, buffer);
// This event will be passed from wr_backend thread to renderer thread. That
// implies that all frame data have been processed when the renderer runs this
// read-back event. Then, we could make sure this read-back event gets the
// latest result.
RunOnRenderThread(std::move(event));
task.Wait();
UpdateDebugFlags(gfx::gfxVars::WebRenderDebugFlags());
}
void WebRenderAPI::ClearAllCaches() { wr_api_clear_all_caches(mDocHandle); }
void WebRenderAPI::Pause() {
class PauseEvent : public RendererEvent {
public:
explicit PauseEvent(layers::SynchronousTask* aTask) : mTask(aTask) {
MOZ_COUNT_CTOR(PauseEvent);
}
virtual ~PauseEvent() { MOZ_COUNT_DTOR(PauseEvent); }
void Run(RenderThread& aRenderThread, WindowId aWindowId) override {
aRenderThread.Pause(aWindowId);
layers::AutoCompleteTask complete(mTask);
}
layers::SynchronousTask* mTask;
};
layers::SynchronousTask task("Pause");
auto event = MakeUnique<PauseEvent>(&task);
// This event will be passed from wr_backend thread to renderer thread. That
// implies that all frame data have been processed when the renderer runs this
// event.
RunOnRenderThread(std::move(event));
task.Wait();
}
bool WebRenderAPI::Resume() {
class ResumeEvent : public RendererEvent {
public:
explicit ResumeEvent(layers::SynchronousTask* aTask, bool* aResult)
: mTask(aTask), mResult(aResult) {
MOZ_COUNT_CTOR(ResumeEvent);
}
virtual ~ResumeEvent() { MOZ_COUNT_DTOR(ResumeEvent); }
void Run(RenderThread& aRenderThread, WindowId aWindowId) override {
*mResult = aRenderThread.Resume(aWindowId);
layers::AutoCompleteTask complete(mTask);
}
layers::SynchronousTask* mTask;
bool* mResult;
};
bool result = false;
layers::SynchronousTask task("Resume");
auto event = MakeUnique<ResumeEvent>(&task, &result);
// This event will be passed from wr_backend thread to renderer thread. That
// implies that all frame data have been processed when the renderer runs this
// event.
RunOnRenderThread(std::move(event));
task.Wait();
return result;
}
void WebRenderAPI::NotifyMemoryPressure() {
wr_api_notify_memory_pressure(mDocHandle);
}
void WebRenderAPI::AccumulateMemoryReport(MemoryReport* aReport) {
wr_api_accumulate_memory_report(mDocHandle, aReport);
}
void WebRenderAPI::WakeSceneBuilder() { wr_api_wake_scene_builder(mDocHandle); }
void WebRenderAPI::FlushSceneBuilder() {
wr_api_flush_scene_builder(mDocHandle);
}
void WebRenderAPI::WaitFlushed() {
class WaitFlushedEvent : public RendererEvent {
public:
explicit WaitFlushedEvent(layers::SynchronousTask* aTask) : mTask(aTask) {
MOZ_COUNT_CTOR(WaitFlushedEvent);
}
virtual ~WaitFlushedEvent() { MOZ_COUNT_DTOR(WaitFlushedEvent); }
void Run(RenderThread& aRenderThread, WindowId aWindowId) override {
layers::AutoCompleteTask complete(mTask);
}
layers::SynchronousTask* mTask;
};
layers::SynchronousTask task("WaitFlushed");
auto event = MakeUnique<WaitFlushedEvent>(&task);
// This event will be passed from wr_backend thread to renderer thread. That
// implies that all frame data have been processed when the renderer runs this
// event.
RunOnRenderThread(std::move(event));
task.Wait();
}
void WebRenderAPI::Capture() {
uint8_t bits = 3; // TODO: get from JavaScript
const char* path = "wr-capture"; // TODO: get from JavaScript
wr_api_capture(mDocHandle, path, bits);
}
void WebRenderAPI::SetCompositionRecorder(
UniquePtr<layers::WebRenderCompositionRecorder> aRecorder) {
class SetCompositionRecorderEvent final : public RendererEvent {
public:
explicit SetCompositionRecorderEvent(
UniquePtr<layers::WebRenderCompositionRecorder> aRecorder)
: mRecorder(std::move(aRecorder)) {
MOZ_COUNT_CTOR(SetCompositionRecorderEvent);
}
~SetCompositionRecorderEvent() {
MOZ_COUNT_DTOR(SetCompositionRecorderEvent);
}
void Run(RenderThread& aRenderThread, WindowId aWindowId) override {
MOZ_ASSERT(mRecorder);
aRenderThread.SetCompositionRecorderForWindow(aWindowId,
std::move(mRecorder));
}
private:
UniquePtr<layers::WebRenderCompositionRecorder> mRecorder;
};
auto event = MakeUnique<SetCompositionRecorderEvent>(std::move(aRecorder));
RunOnRenderThread(std::move(event));
}
void WebRenderAPI::WriteCollectedFrames() {
class WriteCollectedFramesEvent final : public RendererEvent {
public:
explicit WriteCollectedFramesEvent() {
MOZ_COUNT_CTOR(WriteCollectedFramesEvent);
}
~WriteCollectedFramesEvent() { MOZ_COUNT_DTOR(WriteCollectedFramesEvent); }
void Run(RenderThread& aRenderThread, WindowId aWindowId) override {
aRenderThread.WriteCollectedFramesForWindow(aWindowId);
}
};
auto event = MakeUnique<WriteCollectedFramesEvent>();
RunOnRenderThread(std::move(event));
}
void TransactionBuilder::Clear() { wr_resource_updates_clear(mTxn); }
void TransactionBuilder::Notify(wr::Checkpoint aWhen,
UniquePtr<NotificationHandler> aEvent) {
wr_transaction_notify(mTxn, aWhen,
reinterpret_cast<uintptr_t>(aEvent.release()));
}
void TransactionBuilder::AddImage(ImageKey key,
const ImageDescriptor& aDescriptor,
wr::Vec<uint8_t>& aBytes) {
wr_resource_updates_add_image(mTxn, key, &aDescriptor, &aBytes.inner);
}
void TransactionBuilder::AddBlobImage(BlobImageKey key,
const ImageDescriptor& aDescriptor,
wr::Vec<uint8_t>& aBytes,
const wr::DeviceIntRect& aVisibleRect) {
wr_resource_updates_add_blob_image(mTxn, key, &aDescriptor, &aBytes.inner,
aVisibleRect);
}
void TransactionBuilder::AddExternalImage(ImageKey key,
const ImageDescriptor& aDescriptor,
ExternalImageId aExtID,
wr::ExternalImageType aImageType,
uint8_t aChannelIndex) {
wr_resource_updates_add_external_image(mTxn, key, &aDescriptor, aExtID,
&aImageType, aChannelIndex);
}
void TransactionBuilder::AddExternalImageBuffer(
ImageKey aKey, const ImageDescriptor& aDescriptor,
ExternalImageId aHandle) {
auto channelIndex = 0;
AddExternalImage(aKey, aDescriptor, aHandle, wr::ExternalImageType::Buffer(),
channelIndex);
}
void TransactionBuilder::UpdateImageBuffer(ImageKey aKey,
const ImageDescriptor& aDescriptor,
wr::Vec<uint8_t>& aBytes) {
wr_resource_updates_update_image(mTxn, aKey, &aDescriptor, &aBytes.inner);
}
void TransactionBuilder::UpdateBlobImage(BlobImageKey aKey,
const ImageDescriptor& aDescriptor,
wr::Vec<uint8_t>& aBytes,
const wr::DeviceIntRect& aVisibleRect,
const wr::LayoutIntRect& aDirtyRect) {
wr_resource_updates_update_blob_image(mTxn, aKey, &aDescriptor, &aBytes.inner,
aVisibleRect, aDirtyRect);
}
void TransactionBuilder::UpdateExternalImage(ImageKey aKey,
const ImageDescriptor& aDescriptor,
ExternalImageId aExtID,
wr::ExternalImageType aImageType,
uint8_t aChannelIndex) {
wr_resource_updates_update_external_image(mTxn, aKey, &aDescriptor, aExtID,
&aImageType, aChannelIndex);
}
void TransactionBuilder::UpdateExternalImageWithDirtyRect(
ImageKey aKey, const ImageDescriptor& aDescriptor, ExternalImageId aExtID,
wr::ExternalImageType aImageType, const wr::DeviceIntRect& aDirtyRect,
uint8_t aChannelIndex) {
wr_resource_updates_update_external_image_with_dirty_rect(
mTxn, aKey, &aDescriptor, aExtID, &aImageType, aChannelIndex, aDirtyRect);
}
void TransactionBuilder::SetBlobImageVisibleArea(
BlobImageKey aKey, const wr::DeviceIntRect& aArea) {
wr_resource_updates_set_blob_image_visible_area(mTxn, aKey, &aArea);
}
void TransactionBuilder::DeleteImage(ImageKey aKey) {
wr_resource_updates_delete_image(mTxn, aKey);
}
void TransactionBuilder::DeleteBlobImage(BlobImageKey aKey) {
wr_resource_updates_delete_blob_image(mTxn, aKey);
}
void TransactionBuilder::AddRawFont(wr::FontKey aKey, wr::Vec<uint8_t>& aBytes,
uint32_t aIndex) {
wr_resource_updates_add_raw_font(mTxn, aKey, &aBytes.inner, aIndex);
}
void TransactionBuilder::AddFontDescriptor(wr::FontKey aKey,
wr::Vec<uint8_t>& aBytes,
uint32_t aIndex) {
wr_resource_updates_add_font_descriptor(mTxn, aKey, &aBytes.inner, aIndex);
}
void TransactionBuilder::DeleteFont(wr::FontKey aKey) {
wr_resource_updates_delete_font(mTxn, aKey);
}
void TransactionBuilder::AddFontInstance(
wr::FontInstanceKey aKey, wr::FontKey aFontKey, float aGlyphSize,
const wr::FontInstanceOptions* aOptions,
const wr::FontInstancePlatformOptions* aPlatformOptions,
wr::Vec<uint8_t>& aVariations) {
wr_resource_updates_add_font_instance(mTxn, aKey, aFontKey, aGlyphSize,
aOptions, aPlatformOptions,
&aVariations.inner);
}
void TransactionBuilder::DeleteFontInstance(wr::FontInstanceKey aKey) {
wr_resource_updates_delete_font_instance(mTxn, aKey);
}
class FrameStartTime : public RendererEvent {
public:
explicit FrameStartTime(const TimeStamp& aTime) : mTime(aTime) {
MOZ_COUNT_CTOR(FrameStartTime);
}
virtual ~FrameStartTime() { MOZ_COUNT_DTOR(FrameStartTime); }
void Run(RenderThread& aRenderThread, WindowId aWindowId) override {
auto renderer = aRenderThread.GetRenderer(aWindowId);
if (renderer) {
renderer->SetFrameStartTime(mTime);
}
}
private:
TimeStamp mTime;
};
void WebRenderAPI::SetFrameStartTime(const TimeStamp& aTime) {
auto event = MakeUnique<FrameStartTime>(aTime);
RunOnRenderThread(std::move(event));
}
void WebRenderAPI::RunOnRenderThread(UniquePtr<RendererEvent> aEvent) {
auto event = reinterpret_cast<uintptr_t>(aEvent.release());
wr_api_send_external_event(mDocHandle, event);
}
DisplayListBuilder::DisplayListBuilder(PipelineId aId,
const wr::LayoutSize& aContentSize,
size_t aCapacity, RenderRoot aRenderRoot)
: mCurrentSpaceAndClipChain(wr::RootScrollNodeWithChain()),
mActiveFixedPosTracker(nullptr),
mPipelineId(aId),
mContentSize(aContentSize),
mRenderRoot(aRenderRoot),
mSendSubBuilderDisplayList(aRenderRoot == wr::RenderRoot::Default) {
MOZ_COUNT_CTOR(DisplayListBuilder);
mWrState = wr_state_new(aId, aContentSize, aCapacity);
}
DisplayListBuilder::~DisplayListBuilder() {
MOZ_COUNT_DTOR(DisplayListBuilder);
wr_state_delete(mWrState);
}
void DisplayListBuilder::Save() { wr_dp_save(mWrState); }
void DisplayListBuilder::Restore() { wr_dp_restore(mWrState); }
void DisplayListBuilder::ClearSave() { wr_dp_clear_save(mWrState); }
DisplayListBuilder& DisplayListBuilder::CreateSubBuilder(
const wr::LayoutSize& aContentSize, size_t aCapacity,
wr::RenderRoot aRenderRoot) {
MOZ_ASSERT(mRenderRoot == wr::RenderRoot::Default);
MOZ_ASSERT(!mSubBuilders[aRenderRoot]);
mSubBuilders[aRenderRoot] = MakeUnique<DisplayListBuilder>(
mPipelineId, aContentSize, aCapacity, aRenderRoot);
return *mSubBuilders[aRenderRoot];
}
DisplayListBuilder& DisplayListBuilder::SubBuilder(RenderRoot aRenderRoot) {
if (aRenderRoot == mRenderRoot) {
return *this;
}
return *mSubBuilders[aRenderRoot];
}
bool DisplayListBuilder::HasSubBuilder(RenderRoot aRenderRoot) {
if (aRenderRoot == RenderRoot::Default) {
MOZ_ASSERT(mRenderRoot == RenderRoot::Default);
return true;
}
return !!mSubBuilders[aRenderRoot];
}
usize DisplayListBuilder::Dump(usize aIndent, const Maybe<usize>& aStart,
const Maybe<usize>& aEnd) {
return wr_dump_display_list(mWrState, aIndent, aStart.ptrOr(nullptr),
aEnd.ptrOr(nullptr));
}
void DisplayListBuilder::Finalize(wr::LayoutSize& aOutContentSize,
BuiltDisplayList& aOutDisplayList) {
wr_api_finalize_builder(mWrState, &aOutContentSize, &aOutDisplayList.dl_desc,
&aOutDisplayList.dl.inner);
}
void DisplayListBuilder::Finalize(
layers::RenderRootDisplayListData& aOutTransaction) {
MOZ_ASSERT(mRenderRoot == wr::RenderRoot::Default);
wr::VecU8 dl;
wr_api_finalize_builder(SubBuilder(aOutTransaction.mRenderRoot).mWrState,
&aOutTransaction.mContentSize,
&aOutTransaction.mDLDesc, &dl.inner);
aOutTransaction.mDL.emplace(dl.inner.data, dl.inner.length,
dl.inner.capacity);
aOutTransaction.mRemotePipelineIds =
std::move(SubBuilder(aOutTransaction.mRenderRoot).mRemotePipelineIds);
dl.inner.capacity = 0;
dl.inner.data = nullptr;
}
Maybe<wr::WrSpatialId> DisplayListBuilder::PushStackingContext(
const wr::StackingContextParams& aParams, const wr::LayoutRect& aBounds,
const wr::RasterSpace& aRasterSpace) {
MOZ_ASSERT(mClipChainLeaf.isNothing(),
"Non-empty leaf from clip chain given, but not used with SC!");
wr::LayoutTransform matrix;
const gfx::Matrix4x4* transform = aParams.mTransformPtr;
if (transform) {
matrix = ToLayoutTransform(*transform);
}
const wr::LayoutTransform* maybeTransform = transform ? &matrix : nullptr;
WRDL_LOG("PushStackingContext b=%s t=%s\n", mWrState,
Stringify(aBounds).c_str(),
transform ? Stringify(*transform).c_str() : "none");
auto spatialId = wr_dp_push_stacking_context(
mWrState, aBounds, mCurrentSpaceAndClipChain.space, &aParams,
maybeTransform, aParams.mFilters.Elements(), aParams.mFilters.Length(),
aParams.mFilterDatas.Elements(), aParams.mFilterDatas.Length(),
aRasterSpace);
return spatialId.id != 0 ? Some(spatialId) : Nothing();
}
void DisplayListBuilder::PopStackingContext(bool aIsReferenceFrame) {
WRDL_LOG("PopStackingContext\n", mWrState);
wr_dp_pop_stacking_context(mWrState, aIsReferenceFrame);
}
wr::WrClipChainId DisplayListBuilder::DefineClipChain(
const nsTArray<wr::WrClipId>& aClips, bool aParentWithCurrentChain) {
const uint64_t* parent = nullptr;
if (aParentWithCurrentChain &&
mCurrentSpaceAndClipChain.clip_chain != wr::ROOT_CLIP_CHAIN) {
parent = &mCurrentSpaceAndClipChain.clip_chain;
}
uint64_t clipchainId = wr_dp_define_clipchain(
mWrState, parent, aClips.Elements(), aClips.Length());
WRDL_LOG("DefineClipChain id=%" PRIu64 " clips=%zu\n", mWrState, clipchainId,
aClips.Length());
return wr::WrClipChainId{clipchainId};
}
wr::WrClipId DisplayListBuilder::DefineClip(
const Maybe<wr::WrSpaceAndClip>& aParent, const wr::LayoutRect& aClipRect,
const nsTArray<wr::ComplexClipRegion>* aComplex,
const wr::ImageMask* aMask) {
WrClipId clipId;
if (aParent) {
clipId = wr_dp_define_clip_with_parent_clip(
mWrState, aParent.ptr(), aClipRect,
aComplex ? aComplex->Elements() : nullptr,
aComplex ? aComplex->Length() : 0, aMask);
} else {
clipId = wr_dp_define_clip_with_parent_clip_chain(
mWrState, &mCurrentSpaceAndClipChain, aClipRect,
aComplex ? aComplex->Elements() : nullptr,
aComplex ? aComplex->Length() : 0, aMask);
}
WRDL_LOG("DefineClip id=%zu p=%s r=%s m=%p b=%s complex=%zu\n", mWrState,
clipId.id, aParent ? Stringify(aParent->clip.id).c_str() : "(nil)",
Stringify(aClipRect).c_str(), aMask,
aMask ? Stringify(aMask->rect).c_str() : "none",
aComplex ? aComplex->Length() : 0);
return clipId;
}
wr::WrSpatialId DisplayListBuilder::DefineStickyFrame(
const wr::LayoutRect& aContentRect, const float* aTopMargin,
const float* aRightMargin, const float* aBottomMargin,
const float* aLeftMargin, const StickyOffsetBounds& aVerticalBounds,
const StickyOffsetBounds& aHorizontalBounds,
const wr::LayoutVector2D& aAppliedOffset) {
auto spatialId = wr_dp_define_sticky_frame(
mWrState, mCurrentSpaceAndClipChain.space, aContentRect, aTopMargin,
aRightMargin, aBottomMargin, aLeftMargin, aVerticalBounds,
aHorizontalBounds, aAppliedOffset);
WRDL_LOG("DefineSticky id=%zu c=%s t=%s r=%s b=%s l=%s v=%s h=%s a=%s\n",
mWrState, spatialId.id, Stringify(aContentRect).c_str(),
aTopMargin ? Stringify(*aTopMargin).c_str() : "none",
aRightMargin ? Stringify(*aRightMargin).c_str() : "none",
aBottomMargin ? Stringify(*aBottomMargin).c_str() : "none",
aLeftMargin ? Stringify(*aLeftMargin).c_str() : "none",
Stringify(aVerticalBounds).c_str(),
Stringify(aHorizontalBounds).c_str(),
Stringify(aAppliedOffset).c_str());
return spatialId;
}
Maybe<wr::WrSpaceAndClip> DisplayListBuilder::GetScrollIdForDefinedScrollLayer(
layers::ScrollableLayerGuid::ViewID aViewId) const {
if (aViewId == layers::ScrollableLayerGuid::NULL_SCROLL_ID) {
return Some(wr::RootScrollNode());
}
auto it = mScrollIds.find(aViewId);
if (it == mScrollIds.end()) {
return Nothing();
}
return Some(it->second);
}
wr::WrSpaceAndClip DisplayListBuilder::DefineScrollLayer(
const layers::ScrollableLayerGuid::ViewID& aViewId,
const Maybe<wr::WrSpaceAndClip>& aParent,
const wr::LayoutRect& aContentRect, const wr::LayoutRect& aClipRect,
const wr::LayoutPoint& aScrollOffset) {
auto it = mScrollIds.find(aViewId);
if (it != mScrollIds.end()) {
return it->second;
}
// We haven't defined aViewId before, so let's define it now.
wr::WrSpaceAndClip defaultParent = wr::RootScrollNode();
// Note: we are currently ignoring the clipId on the stack here
defaultParent.space = mCurrentSpaceAndClipChain.space;
auto spaceAndClip = wr_dp_define_scroll_layer(
mWrState, aViewId, aParent ? aParent.ptr() : &defaultParent, aContentRect,
aClipRect, aScrollOffset);
WRDL_LOG("DefineScrollLayer id=%" PRIu64 "/%zu p=%s co=%s cl=%s\n", mWrState,
aViewId, spaceAndClip.space.id,
aParent ? Stringify(aParent->space.id).c_str() : "(nil)",
Stringify(aContentRect).c_str(), Stringify(aClipRect).c_str());
mScrollIds[aViewId] = spaceAndClip;
return spaceAndClip;
}
void DisplayListBuilder::PushRect(const wr::LayoutRect& aBounds,
const wr::LayoutRect& aClip,
bool aIsBackfaceVisible,
const wr::ColorF& aColor) {
wr::LayoutRect clip = MergeClipLeaf(aClip);
WRDL_LOG("PushRect b=%s cl=%s c=%s\n", mWrState, Stringify(aBounds).c_str(),
Stringify(clip).c_str(), Stringify(aColor).c_str());
wr_dp_push_rect(mWrState, aBounds, clip, aIsBackfaceVisible,
&mCurrentSpaceAndClipChain, aColor);
}
void DisplayListBuilder::PushRoundedRect(const wr::LayoutRect& aBounds,
const wr::LayoutRect& aClip,
bool aIsBackfaceVisible,
const wr::ColorF& aColor) {
wr::LayoutRect clip = MergeClipLeaf(aClip);
WRDL_LOG("PushRoundedRect b=%s cl=%s c=%s\n", mWrState,
Stringify(aBounds).c_str(), Stringify(clip).c_str(),
Stringify(aColor).c_str());
AutoTArray<wr::ComplexClipRegion, 1> clips;
clips.AppendElement(wr::SimpleRadii(aBounds, aBounds.size.width / 2));
// TODO: use `mCurrentSpaceAndClipChain.clip_chain` as a parent?
auto clipId = DefineClip(Nothing(), aBounds, &clips, nullptr);
auto spaceAndClip = WrSpaceAndClip{mCurrentSpaceAndClipChain.space, clipId};
wr_dp_push_rect_with_parent_clip(mWrState, aBounds, clip, aIsBackfaceVisible,
&spaceAndClip, aColor);
}
void DisplayListBuilder::PushHitTest(const wr::LayoutRect& aBounds,
const wr::LayoutRect& aClip,
bool aIsBackfaceVisible) {
wr::LayoutRect clip = MergeClipLeaf(aClip);
WRDL_LOG("PushHitTest b=%s cl=%s\n", mWrState, Stringify(aBounds).c_str(),
Stringify(clip).c_str());
wr_dp_push_hit_test(mWrState, aBounds, clip, aIsBackfaceVisible,
&mCurrentSpaceAndClipChain);
}
void DisplayListBuilder::PushClearRect(const wr::LayoutRect& aBounds) {
wr::LayoutRect clip = MergeClipLeaf(aBounds);
WRDL_LOG("PushClearRect b=%s c=%s\n", mWrState, Stringify(aBounds).c_str(),
Stringify(clip).c_str());
wr_dp_push_clear_rect(mWrState, aBounds, clip, &mCurrentSpaceAndClipChain);
}
void DisplayListBuilder::PushClearRectWithComplexRegion(
const wr::LayoutRect& aBounds, const wr::ComplexClipRegion& aRegion) {
wr::LayoutRect clip = MergeClipLeaf(aBounds);
WRDL_LOG("PushClearRectWithComplexRegion b=%s c=%s\n", mWrState,
Stringify(aBounds).c_str(), Stringify(clip).c_str());
AutoTArray<wr::ComplexClipRegion, 1> clips;
auto clipId = DefineClip(Nothing(), aBounds, &clips, nullptr);
auto spaceAndClip = WrSpaceAndClip{mCurrentSpaceAndClipChain.space, clipId};
wr_dp_push_clear_rect_with_parent_clip(mWrState, aBounds, clip,
&spaceAndClip);
}
void DisplayListBuilder::PushBackdropFilter(
const wr::LayoutRect& aBounds, const wr::ComplexClipRegion& aRegion,
const nsTArray<wr::FilterOp>& aFilters,
const nsTArray<wr::WrFilterData>& aFilterDatas, bool aIsBackfaceVisible) {
wr::LayoutRect clip = MergeClipLeaf(aBounds);
WRDL_LOG("PushBackdropFilter b=%s c=%s\n", mWrState,
Stringify(aBounds).c_str(), Stringify(clip).c_str());
AutoTArray<wr::ComplexClipRegion, 1> clips;
clips.AppendElement(aRegion);
auto clipId = DefineClip(Nothing(), aBounds, &clips, nullptr);
auto spaceAndClip = WrSpaceAndClip{mCurrentSpaceAndClipChain.space, clipId};
wr_dp_push_backdrop_filter_with_parent_clip(
mWrState, aBounds, clip, aIsBackfaceVisible, &spaceAndClip,
aFilters.Elements(), aFilters.Length(), aFilterDatas.Elements(),
aFilterDatas.Length());
}
void DisplayListBuilder::PushLinearGradient(
const wr::LayoutRect& aBounds, const wr::LayoutRect& aClip,
bool aIsBackfaceVisible, const wr::LayoutPoint& aStartPoint,
const wr::LayoutPoint& aEndPoint, const nsTArray<wr::GradientStop>& aStops,
wr::ExtendMode aExtendMode, const wr::LayoutSize aTileSize,
const wr::LayoutSize aTileSpacing) {
wr_dp_push_linear_gradient(
mWrState, aBounds, MergeClipLeaf(aClip), aIsBackfaceVisible,
&mCurrentSpaceAndClipChain, aStartPoint, aEndPoint, aStops.Elements(),
aStops.Length(), aExtendMode, aTileSize, aTileSpacing);
}
void DisplayListBuilder::PushRadialGradient(
const wr::LayoutRect& aBounds, const wr::LayoutRect& aClip,
bool aIsBackfaceVisible, const wr::LayoutPoint& aCenter,
const wr::LayoutSize& aRadius, const nsTArray<wr::GradientStop>& aStops,
wr::ExtendMode aExtendMode, const wr::LayoutSize aTileSize,
const wr::LayoutSize aTileSpacing) {
wr_dp_push_radial_gradient(
mWrState, aBounds, MergeClipLeaf(aClip), aIsBackfaceVisible,
&mCurrentSpaceAndClipChain, aCenter, aRadius, aStops.Elements(),
aStops.Length(), aExtendMode, aTileSize, aTileSpacing);
}
void DisplayListBuilder::PushImage(
const wr::LayoutRect& aBounds, const wr::LayoutRect& aClip,
bool aIsBackfaceVisible, wr::ImageRendering aFilter, wr::ImageKey aImage,
bool aPremultipliedAlpha, const wr::ColorF& aColor) {
wr::LayoutSize size;
size.width = aBounds.size.width;
size.height = aBounds.size.height;
PushImage(aBounds, aClip, aIsBackfaceVisible, size, size, aFilter, aImage,
aPremultipliedAlpha, aColor);
}
void DisplayListBuilder::PushImage(
const wr::LayoutRect& aBounds, const wr::LayoutRect& aClip,
bool aIsBackfaceVisible, const wr::LayoutSize& aStretchSize,
const wr::LayoutSize& aTileSpacing, wr::ImageRendering aFilter,
wr::ImageKey aImage, bool aPremultipliedAlpha, const wr::ColorF& aColor) {
wr::LayoutRect clip = MergeClipLeaf(aClip);
WRDL_LOG("PushImage b=%s cl=%s s=%s t=%s\n", mWrState,
Stringify(aBounds).c_str(), Stringify(clip).c_str(),
Stringify(aStretchSize).c_str(), Stringify(aTileSpacing).c_str());
wr_dp_push_image(mWrState, aBounds, clip, aIsBackfaceVisible,
&mCurrentSpaceAndClipChain, aStretchSize, aTileSpacing,
aFilter, aImage, aPremultipliedAlpha, aColor);
}
void DisplayListBuilder::PushYCbCrPlanarImage(
const wr::LayoutRect& aBounds, const wr::LayoutRect& aClip,
bool aIsBackfaceVisible, wr::ImageKey aImageChannel0,
wr::ImageKey aImageChannel1, wr::ImageKey aImageChannel2,
wr::WrColorDepth aColorDepth, wr::WrYuvColorSpace aColorSpace,
wr::WrColorRange aColorRange, wr::ImageRendering aRendering) {
wr_dp_push_yuv_planar_image(
mWrState, aBounds, MergeClipLeaf(aClip), aIsBackfaceVisible,
&mCurrentSpaceAndClipChain, aImageChannel0, aImageChannel1,
aImageChannel2, aColorDepth, aColorSpace, aColorRange, aRendering);
}
void DisplayListBuilder::PushNV12Image(
const wr::LayoutRect& aBounds, const wr::LayoutRect& aClip,
bool aIsBackfaceVisible, wr::ImageKey aImageChannel0,
wr::ImageKey aImageChannel1, wr::WrColorDepth aColorDepth,
wr::WrYuvColorSpace aColorSpace, wr::WrColorRange aColorRange,
wr::ImageRendering aRendering) {
wr_dp_push_yuv_NV12_image(mWrState, aBounds, MergeClipLeaf(aClip),
aIsBackfaceVisible, &mCurrentSpaceAndClipChain,
aImageChannel0, aImageChannel1, aColorDepth,
aColorSpace, aColorRange, aRendering);
}
void DisplayListBuilder::PushYCbCrInterleavedImage(
const wr::LayoutRect& aBounds, const wr::LayoutRect& aClip,
bool aIsBackfaceVisible, wr::ImageKey aImageChannel0,
wr::WrColorDepth aColorDepth, wr::WrYuvColorSpace aColorSpace,
wr::WrColorRange aColorRange, wr::ImageRendering aRendering) {
wr_dp_push_yuv_interleaved_image(
mWrState, aBounds, MergeClipLeaf(aClip), aIsBackfaceVisible,
&mCurrentSpaceAndClipChain, aImageChannel0, aColorDepth, aColorSpace,
aColorRange, aRendering);
}
void DisplayListBuilder::PushIFrame(const wr::LayoutRect& aBounds,
bool aIsBackfaceVisible,
PipelineId aPipeline,
bool aIgnoreMissingPipeline) {
mRemotePipelineIds.AppendElement(aPipeline);
wr_dp_push_iframe(mWrState, aBounds, MergeClipLeaf(aBounds),
aIsBackfaceVisible, &mCurrentSpaceAndClipChain, aPipeline,
aIgnoreMissingPipeline);
}
void DisplayListBuilder::PushBorder(const wr::LayoutRect& aBounds,
const wr::LayoutRect& aClip,
bool aIsBackfaceVisible,
const wr::LayoutSideOffsets& aWidths,
const Range<const wr::BorderSide>& aSides,
const wr::BorderRadius& aRadius,
wr::AntialiasBorder aAntialias) {
MOZ_ASSERT(aSides.length() == 4);
if (aSides.length() != 4) {
return;
}
wr_dp_push_border(mWrState, aBounds, MergeClipLeaf(aClip), aIsBackfaceVisible,
&mCurrentSpaceAndClipChain, aAntialias, aWidths, aSides[0],
aSides[1], aSides[2], aSides[3], aRadius);
}
void DisplayListBuilder::PushBorderImage(const wr::LayoutRect& aBounds,
const wr::LayoutRect& aClip,
bool aIsBackfaceVisible,
const wr::WrBorderImage& aParams) {
wr_dp_push_border_image(mWrState, aBounds, MergeClipLeaf(aClip),
aIsBackfaceVisible, &mCurrentSpaceAndClipChain,
&aParams);
}
void DisplayListBuilder::PushBorderGradient(
const wr::LayoutRect& aBounds, const wr::LayoutRect& aClip,
bool aIsBackfaceVisible, const wr::LayoutSideOffsets& aWidths,
const int32_t aWidth, const int32_t aHeight, bool aFill,
const wr::DeviceIntSideOffsets& aSlice, const wr::LayoutPoint& aStartPoint,
const wr::LayoutPoint& aEndPoint, const nsTArray<wr::GradientStop>& aStops,
wr::ExtendMode aExtendMode, const wr::LayoutSideOffsets& aOutset) {
wr_dp_push_border_gradient(mWrState, aBounds, MergeClipLeaf(aClip),
aIsBackfaceVisible, &mCurrentSpaceAndClipChain,
aWidths, aWidth, aHeight, aFill, aSlice,
aStartPoint, aEndPoint, aStops.Elements(),
aStops.Length(), aExtendMode, aOutset);
}
void DisplayListBuilder::PushBorderRadialGradient(
const wr::LayoutRect& aBounds, const wr::LayoutRect& aClip,
bool aIsBackfaceVisible, const wr::LayoutSideOffsets& aWidths, bool aFill,
const wr::LayoutPoint& aCenter, const wr::LayoutSize& aRadius,
const nsTArray<wr::GradientStop>& aStops, wr::ExtendMode aExtendMode,
const wr::LayoutSideOffsets& aOutset) {
wr_dp_push_border_radial_gradient(
mWrState, aBounds, MergeClipLeaf(aClip), aIsBackfaceVisible,
&mCurrentSpaceAndClipChain, aWidths, aFill, aCenter, aRadius,
aStops.Elements(), aStops.Length(), aExtendMode, aOutset);
}
void DisplayListBuilder::PushText(const wr::LayoutRect& aBounds,
const wr::LayoutRect& aClip,
bool aIsBackfaceVisible,
const wr::ColorF& aColor,
wr::FontInstanceKey aFontKey,
Range<const wr::GlyphInstance> aGlyphBuffer,
const wr::GlyphOptions* aGlyphOptions) {
wr_dp_push_text(mWrState, aBounds, MergeClipLeaf(aClip), aIsBackfaceVisible,
&mCurrentSpaceAndClipChain, aColor, aFontKey,
&aGlyphBuffer[0], aGlyphBuffer.length(), aGlyphOptions);
}
void DisplayListBuilder::PushLine(const wr::LayoutRect& aClip,
bool aIsBackfaceVisible,
const wr::Line& aLine) {
wr::LayoutRect clip = MergeClipLeaf(aClip);
wr_dp_push_line(mWrState, &clip, aIsBackfaceVisible,
&mCurrentSpaceAndClipChain, &aLine.bounds,
aLine.wavyLineThickness, aLine.orientation, &aLine.color,
aLine.style);
}
void DisplayListBuilder::PushShadow(const wr::LayoutRect& aRect,
const wr::LayoutRect& aClip,
bool aIsBackfaceVisible,
const wr::Shadow& aShadow,
bool aShouldInflate) {
// Local clip_rects are translated inside of shadows, as they are assumed to
// be part of the element drawing itself, and not a parent frame clipping it.
// As such, it is not sound to apply the MergeClipLeaf optimization inside of
// shadows. So we disable the optimization when we encounter a shadow.
// Shadows don't span frames, so we don't have to worry about MergeClipLeaf
// being re-enabled mid-shadow. The optimization is restored in PopAllShadows.
SuspendClipLeafMerging();
wr_dp_push_shadow(mWrState, aRect, aClip, aIsBackfaceVisible,
&mCurrentSpaceAndClipChain, aShadow, aShouldInflate);
}
void DisplayListBuilder::PopAllShadows() {
wr_dp_pop_all_shadows(mWrState);
ResumeClipLeafMerging();
}
void DisplayListBuilder::SuspendClipLeafMerging() {
if (mClipChainLeaf) {
// No one should reinitialize mClipChainLeaf while we're suspended
MOZ_ASSERT(!mSuspendedClipChainLeaf);
mSuspendedClipChainLeaf = mClipChainLeaf;
mSuspendedSpaceAndClipChain = Some(mCurrentSpaceAndClipChain);
auto clipId = DefineClip(Nothing(), *mClipChainLeaf);
auto clipChainId = DefineClipChain({clipId}, true);
mCurrentSpaceAndClipChain.clip_chain = clipChainId.id;
mClipChainLeaf = Nothing();
}
}
void DisplayListBuilder::ResumeClipLeafMerging() {
if (mSuspendedClipChainLeaf) {
mCurrentSpaceAndClipChain = *mSuspendedSpaceAndClipChain;
mClipChainLeaf = mSuspendedClipChainLeaf;
mSuspendedClipChainLeaf = Nothing();
mSuspendedSpaceAndClipChain = Nothing();
}
}
void DisplayListBuilder::PushBoxShadow(
const wr::LayoutRect& aRect, const wr::LayoutRect& aClip,
bool aIsBackfaceVisible, const wr::LayoutRect& aBoxBounds,
const wr::LayoutVector2D& aOffset, const wr::ColorF& aColor,
const float& aBlurRadius, const float& aSpreadRadius,
const wr::BorderRadius& aBorderRadius,
const wr::BoxShadowClipMode& aClipMode) {
wr_dp_push_box_shadow(mWrState, aRect, MergeClipLeaf(aClip),
aIsBackfaceVisible, &mCurrentSpaceAndClipChain,
aBoxBounds, aOffset, aColor, aBlurRadius, aSpreadRadius,
aBorderRadius, aClipMode);
}
Maybe<layers::ScrollableLayerGuid::ViewID>
DisplayListBuilder::GetContainingFixedPosScrollTarget(
const ActiveScrolledRoot* aAsr) {
return mActiveFixedPosTracker
? mActiveFixedPosTracker->GetScrollTargetForASR(aAsr)
: Nothing();
}
void DisplayListBuilder::SetHitTestInfo(
const layers::ScrollableLayerGuid::ViewID& aScrollId,
gfx::CompositorHitTestInfo aHitInfo) {
static_assert(DoesCompositorHitTestInfoFitIntoBits<16>(),
"CompositorHitTestFlags MAX value has to be less than number "
"of bits in uint16_t");
wr_set_item_tag(mWrState, aScrollId,
static_cast<uint16_t>(aHitInfo.serialize()));
}
void DisplayListBuilder::ClearHitTestInfo() { wr_clear_item_tag(mWrState); }
DisplayListBuilder::FixedPosScrollTargetTracker::FixedPosScrollTargetTracker(
DisplayListBuilder& aBuilder, const ActiveScrolledRoot* aAsr,
layers::ScrollableLayerGuid::ViewID aScrollId)
: mParentTracker(aBuilder.mActiveFixedPosTracker),
mBuilder(aBuilder),
mAsr(aAsr),
mScrollId(aScrollId) {
aBuilder.mActiveFixedPosTracker = this;
}
DisplayListBuilder::FixedPosScrollTargetTracker::
~FixedPosScrollTargetTracker() {
mBuilder.mActiveFixedPosTracker = mParentTracker;
}
Maybe<layers::ScrollableLayerGuid::ViewID>
DisplayListBuilder::FixedPosScrollTargetTracker::GetScrollTargetForASR(
const ActiveScrolledRoot* aAsr) {
return aAsr == mAsr ? Some(mScrollId) : Nothing();
}
already_AddRefed<gfxContext> DisplayListBuilder::GetTextContext(
wr::IpcResourceUpdateQueue& aResources,
const layers::StackingContextHelper& aSc,
layers::RenderRootStateManager* aManager, nsDisplayItem* aItem,
nsRect& aBounds, const gfx::Point& aDeviceOffset) {
if (!mCachedTextDT) {
mCachedTextDT = new layout::TextDrawTarget(*this, aResources, aSc, aManager,
aItem, aBounds);
mCachedContext = gfxContext::CreateOrNull(mCachedTextDT, aDeviceOffset);
} else {
mCachedTextDT->Reinitialize(aResources, aSc, aManager, aItem, aBounds);
mCachedContext->SetDeviceOffset(aDeviceOffset);
mCachedContext->SetMatrix(Matrix());
}
RefPtr<gfxContext> tmp = mCachedContext;
return tmp.forget();
}
} // namespace wr
} // namespace mozilla
extern "C" {
void wr_transaction_notification_notified(uintptr_t aHandler,
mozilla::wr::Checkpoint aWhen) {
auto handler = reinterpret_cast<mozilla::wr::NotificationHandler*>(aHandler);
handler->Notify(aWhen);
// TODO: it would be better to get a callback when the object is destroyed on
// the rust side and delete then.
delete handler;
}
void wr_register_thread_local_arena() {
#ifdef MOZ_MEMORY
jemalloc_thread_local_arena(true);
#endif
}
} // extern C