зеркало из https://github.com/mozilla/gecko-dev.git
2619 строки
88 KiB
C++
2619 строки
88 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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#include "mozilla/layers/WebRenderBridgeParent.h"
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#include "CompositableHost.h"
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#include "gfxEnv.h"
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#include "gfxPlatform.h"
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#include "gfxOTSUtils.h"
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#include "GeckoProfiler.h"
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#include "GLContext.h"
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#include "GLContextProvider.h"
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#include "GLLibraryLoader.h"
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#include "Layers.h"
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#include "nsExceptionHandler.h"
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#include "mozilla/Range.h"
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#include "mozilla/StaticPrefs_gfx.h"
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#include "mozilla/UniquePtr.h"
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#include "mozilla/gfx/gfxVars.h"
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#include "mozilla/gfx/GPUParent.h"
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#include "mozilla/layers/AnimationHelper.h"
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#include "mozilla/layers/APZSampler.h"
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#include "mozilla/layers/APZUpdater.h"
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#include "mozilla/layers/Compositor.h"
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#include "mozilla/layers/CompositorBridgeParent.h"
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#include "mozilla/layers/CompositorAnimationStorage.h"
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#include "mozilla/layers/CompositorThread.h"
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#include "mozilla/layers/CompositorVsyncScheduler.h"
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#include "mozilla/layers/ImageBridgeParent.h"
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#include "mozilla/layers/ImageDataSerializer.h"
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#include "mozilla/layers/IpcResourceUpdateQueue.h"
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#include "mozilla/layers/OMTASampler.h"
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#include "mozilla/layers/SharedSurfacesParent.h"
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#include "mozilla/layers/TextureHost.h"
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#include "mozilla/layers/AsyncImagePipelineManager.h"
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#include "mozilla/layers/UiCompositorControllerParent.h"
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#include "mozilla/layers/WebRenderImageHost.h"
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#include "mozilla/layers/WebRenderTextureHost.h"
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#include "mozilla/ProfilerMarkerTypes.h"
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#include "mozilla/Telemetry.h"
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#include "mozilla/TimeStamp.h"
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#include "mozilla/Unused.h"
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#include "mozilla/webrender/RenderTextureHostSWGL.h"
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#include "mozilla/webrender/RenderThread.h"
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#include "mozilla/widget/CompositorWidget.h"
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#ifdef XP_WIN
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# include "mozilla/widget/WinCompositorWidget.h"
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#endif
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bool is_in_main_thread() { return NS_IsMainThread(); }
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bool is_in_compositor_thread() {
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return mozilla::layers::CompositorThreadHolder::IsInCompositorThread();
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}
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bool is_in_render_thread() {
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return mozilla::wr::RenderThread::IsInRenderThread();
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}
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void gecko_profiler_start_marker(const char* name) {
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PROFILER_MARKER(mozilla::ProfilerString8View::WrapNullTerminatedString(name),
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GRAPHICS, mozilla::MarkerTiming::IntervalStart(), Tracing,
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"WebRender");
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}
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void gecko_profiler_end_marker(const char* name) {
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PROFILER_MARKER(mozilla::ProfilerString8View::WrapNullTerminatedString(name),
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GRAPHICS, mozilla::MarkerTiming::IntervalEnd(), Tracing,
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"WebRender");
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}
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void gecko_profiler_event_marker(const char* name) {
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PROFILER_MARKER(mozilla::ProfilerString8View::WrapNullTerminatedString(name),
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GRAPHICS, {}, Tracing, "WebRender");
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}
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void gecko_profiler_add_text_marker(const char* name, const char* text_bytes,
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size_t text_len, uint64_t microseconds) {
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if (profiler_thread_is_being_profiled()) {
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auto now = mozilla::TimeStamp::NowUnfuzzed();
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[[maybe_unused]] auto start =
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now - mozilla::TimeDuration::FromMicroseconds(microseconds);
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PROFILER_MARKER_TEXT(
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mozilla::ProfilerString8View::WrapNullTerminatedString(name), GRAPHICS,
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mozilla::MarkerTiming::Interval(start, now),
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mozilla::ProfilerString8View(text_bytes, text_len));
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}
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}
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bool gecko_profiler_thread_is_being_profiled() {
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return profiler_thread_is_being_profiled();
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}
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bool is_glcontext_gles(void* const glcontext_ptr) {
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MOZ_RELEASE_ASSERT(glcontext_ptr);
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return reinterpret_cast<mozilla::gl::GLContext*>(glcontext_ptr)->IsGLES();
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}
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bool is_glcontext_angle(void* glcontext_ptr) {
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MOZ_ASSERT(glcontext_ptr);
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mozilla::gl::GLContext* glcontext =
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reinterpret_cast<mozilla::gl::GLContext*>(glcontext_ptr);
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if (!glcontext) {
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return false;
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}
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return glcontext->IsANGLE();
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}
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const char* gfx_wr_resource_path_override() {
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return gfxPlatform::WebRenderResourcePathOverride();
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}
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bool gfx_wr_use_optimized_shaders() {
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return mozilla::gfx::gfxVars::UseWebRenderOptimizedShaders();
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}
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void gfx_critical_note(const char* msg) { gfxCriticalNote << msg; }
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void gfx_critical_error(const char* msg) { gfxCriticalError() << msg; }
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void gecko_printf_stderr_output(const char* msg) { printf_stderr("%s\n", msg); }
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void* get_proc_address_from_glcontext(void* glcontext_ptr,
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const char* procname) {
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mozilla::gl::GLContext* glcontext =
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reinterpret_cast<mozilla::gl::GLContext*>(glcontext_ptr);
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MOZ_ASSERT(glcontext);
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if (!glcontext) {
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return nullptr;
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}
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const auto& loader = glcontext->GetSymbolLoader();
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MOZ_ASSERT(loader);
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const auto ret = loader->GetProcAddress(procname);
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return reinterpret_cast<void*>(ret);
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}
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void gecko_profiler_register_thread(const char* name) {
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PROFILER_REGISTER_THREAD(name);
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}
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void gecko_profiler_unregister_thread() { PROFILER_UNREGISTER_THREAD(); }
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void record_telemetry_time(mozilla::wr::TelemetryProbe aProbe,
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uint64_t aTimeNs) {
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uint32_t time_ms = (uint32_t)(aTimeNs / 1000000);
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switch (aProbe) {
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case mozilla::wr::TelemetryProbe::SceneBuildTime:
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mozilla::Telemetry::Accumulate(mozilla::Telemetry::WR_SCENEBUILD_TIME,
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time_ms);
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break;
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case mozilla::wr::TelemetryProbe::SceneSwapTime:
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mozilla::Telemetry::Accumulate(mozilla::Telemetry::WR_SCENESWAP_TIME,
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time_ms);
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break;
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case mozilla::wr::TelemetryProbe::FrameBuildTime:
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mozilla::Telemetry::Accumulate(mozilla::Telemetry::WR_FRAMEBUILD_TIME,
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time_ms);
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break;
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default:
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MOZ_ASSERT(false);
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break;
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}
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}
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static CrashReporter::Annotation FromWrCrashAnnotation(
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mozilla::wr::CrashAnnotation aAnnotation) {
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switch (aAnnotation) {
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case mozilla::wr::CrashAnnotation::CompileShader:
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return CrashReporter::Annotation::GraphicsCompileShader;
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default:
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MOZ_ASSERT_UNREACHABLE("Unhandled annotation!");
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return CrashReporter::Annotation::Count;
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}
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}
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extern "C" {
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void gfx_wr_set_crash_annotation(mozilla::wr::CrashAnnotation aAnnotation,
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const char* aValue) {
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MOZ_ASSERT(aValue);
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auto annotation = FromWrCrashAnnotation(aAnnotation);
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if (annotation == CrashReporter::Annotation::Count) {
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return;
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}
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CrashReporter::AnnotateCrashReport(annotation, nsDependentCString(aValue));
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}
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void gfx_wr_clear_crash_annotation(mozilla::wr::CrashAnnotation aAnnotation) {
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auto annotation = FromWrCrashAnnotation(aAnnotation);
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if (annotation == CrashReporter::Annotation::Count) {
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return;
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}
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CrashReporter::RemoveCrashReportAnnotation(annotation);
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}
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}
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namespace mozilla {
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namespace layers {
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using namespace mozilla::gfx;
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class ScheduleObserveLayersUpdate : public wr::NotificationHandler {
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public:
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ScheduleObserveLayersUpdate(RefPtr<CompositorBridgeParentBase> aBridge,
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LayersId aLayersId, LayersObserverEpoch aEpoch,
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bool aIsActive)
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: mBridge(aBridge),
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mLayersId(aLayersId),
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mObserverEpoch(aEpoch),
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mIsActive(aIsActive) {}
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void Notify(wr::Checkpoint) override {
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CompositorThread()->Dispatch(
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NewRunnableMethod<LayersId, LayersObserverEpoch, int>(
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"ObserveLayersUpdate", mBridge,
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&CompositorBridgeParentBase::ObserveLayersUpdate, mLayersId,
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mObserverEpoch, mIsActive));
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}
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protected:
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RefPtr<CompositorBridgeParentBase> mBridge;
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LayersId mLayersId;
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LayersObserverEpoch mObserverEpoch;
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bool mIsActive;
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};
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class SceneBuiltNotification : public wr::NotificationHandler {
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public:
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SceneBuiltNotification(WebRenderBridgeParent* aParent, wr::Epoch aEpoch,
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TimeStamp aTxnStartTime)
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: mParent(aParent), mEpoch(aEpoch), mTxnStartTime(aTxnStartTime) {}
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void Notify(wr::Checkpoint) override {
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auto startTime = this->mTxnStartTime;
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RefPtr<WebRenderBridgeParent> parent = mParent;
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wr::Epoch epoch = mEpoch;
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CompositorThread()->Dispatch(NS_NewRunnableFunction(
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"SceneBuiltNotificationRunnable", [parent, epoch, startTime]() {
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auto endTime = TimeStamp::Now();
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if (profiler_can_accept_markers()) {
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PROFILER_MARKER("CONTENT_FULL_PAINT_TIME", GRAPHICS,
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MarkerTiming::Interval(startTime, endTime),
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ContentBuildMarker);
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}
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Telemetry::Accumulate(
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Telemetry::CONTENT_FULL_PAINT_TIME,
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static_cast<uint32_t>((endTime - startTime).ToMilliseconds()));
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parent->NotifySceneBuiltForEpoch(epoch, endTime);
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}));
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}
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protected:
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RefPtr<WebRenderBridgeParent> mParent;
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wr::Epoch mEpoch;
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TimeStamp mTxnStartTime;
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};
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class WebRenderBridgeParent::ScheduleSharedSurfaceRelease final
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: public wr::NotificationHandler {
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public:
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explicit ScheduleSharedSurfaceRelease(WebRenderBridgeParent* aWrBridge)
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: mWrBridge(aWrBridge), mSurfaces(20) {}
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void Add(const wr::ImageKey& aKey, const wr::ExternalImageId& aId) {
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mSurfaces.AppendElement(wr::ExternalImageKeyPair{aKey, aId});
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}
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void Notify(wr::Checkpoint) override {
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CompositorThread()->Dispatch(
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NewRunnableMethod<nsTArray<wr::ExternalImageKeyPair>>(
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"ObserveSharedSurfaceRelease", mWrBridge,
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&WebRenderBridgeParent::ObserveSharedSurfaceRelease,
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std::move(mSurfaces)));
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}
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private:
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RefPtr<WebRenderBridgeParent> mWrBridge;
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nsTArray<wr::ExternalImageKeyPair> mSurfaces;
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};
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class MOZ_STACK_CLASS AutoWebRenderBridgeParentAsyncMessageSender final {
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public:
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explicit AutoWebRenderBridgeParentAsyncMessageSender(
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WebRenderBridgeParent* aWebRenderBridgeParent,
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nsTArray<OpDestroy>* aDestroyActors = nullptr)
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: mWebRenderBridgeParent(aWebRenderBridgeParent),
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mActorsToDestroy(aDestroyActors) {
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mWebRenderBridgeParent->SetAboutToSendAsyncMessages();
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}
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~AutoWebRenderBridgeParentAsyncMessageSender() {
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mWebRenderBridgeParent->SendPendingAsyncMessages();
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if (mActorsToDestroy) {
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// Destroy the actors after sending the async messages because the latter
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// may contain references to some actors.
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for (const auto& op : *mActorsToDestroy) {
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mWebRenderBridgeParent->DestroyActor(op);
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}
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}
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}
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private:
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WebRenderBridgeParent* mWebRenderBridgeParent;
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nsTArray<OpDestroy>* mActorsToDestroy;
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};
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WebRenderBridgeParent::WebRenderBridgeParent(
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CompositorBridgeParentBase* aCompositorBridge,
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const wr::PipelineId& aPipelineId, widget::CompositorWidget* aWidget,
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CompositorVsyncScheduler* aScheduler, RefPtr<wr::WebRenderAPI>&& aApi,
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RefPtr<AsyncImagePipelineManager>&& aImageMgr, TimeDuration aVsyncRate)
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: mCompositorBridge(aCompositorBridge),
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mPipelineId(aPipelineId),
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mWidget(aWidget),
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mApi(aApi),
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mAsyncImageManager(aImageMgr),
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mCompositorScheduler(aScheduler),
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mVsyncRate(aVsyncRate),
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mChildLayersObserverEpoch{0},
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mParentLayersObserverEpoch{0},
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mWrEpoch{0},
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mIdNamespace(aApi->GetNamespace()),
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#if defined(MOZ_WIDGET_ANDROID)
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mScreenPixelsTarget(nullptr),
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#endif
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mPaused(false),
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mDestroyed(false),
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mReceivedDisplayList(false),
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mIsFirstPaint(true),
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mSkippedComposite(false),
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mDisablingNativeCompositor(false),
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mPendingScrollPayloads("WebRenderBridgeParent::mPendingScrollPayloads") {
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MOZ_ASSERT(mAsyncImageManager);
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mAsyncImageManager->AddPipeline(mPipelineId, this);
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if (IsRootWebRenderBridgeParent()) {
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MOZ_ASSERT(!mCompositorScheduler);
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mCompositorScheduler = new CompositorVsyncScheduler(this, mWidget);
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}
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UpdateDebugFlags();
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UpdateQualitySettings();
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UpdateProfilerUI();
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}
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WebRenderBridgeParent::WebRenderBridgeParent(const wr::PipelineId& aPipelineId,
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nsCString&& aError)
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: mCompositorBridge(nullptr),
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mPipelineId(aPipelineId),
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mChildLayersObserverEpoch{0},
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mParentLayersObserverEpoch{0},
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mWrEpoch{0},
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mIdNamespace{0},
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mInitError(aError),
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mPaused(false),
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mDestroyed(true),
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mReceivedDisplayList(false),
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mIsFirstPaint(false),
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mSkippedComposite(false),
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mDisablingNativeCompositor(false),
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mPendingScrollPayloads("WebRenderBridgeParent::mPendingScrollPayloads") {}
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WebRenderBridgeParent::~WebRenderBridgeParent() {}
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/* static */
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WebRenderBridgeParent* WebRenderBridgeParent::CreateDestroyed(
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const wr::PipelineId& aPipelineId, nsCString&& aError) {
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return new WebRenderBridgeParent(aPipelineId, std::move(aError));
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}
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mozilla::ipc::IPCResult WebRenderBridgeParent::RecvEnsureConnected(
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TextureFactoryIdentifier* aTextureFactoryIdentifier,
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MaybeIdNamespace* aMaybeIdNamespace, nsCString* aError) {
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if (mDestroyed) {
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*aTextureFactoryIdentifier =
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TextureFactoryIdentifier(LayersBackend::LAYERS_NONE);
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*aMaybeIdNamespace = Nothing();
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if (mInitError.IsEmpty()) {
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// Got destroyed after we initialized but before the handshake finished?
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aError->AssignLiteral("FEATURE_FAILURE_WEBRENDER_INITIALIZE_RACE");
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} else {
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*aError = std::move(mInitError);
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}
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return IPC_OK();
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}
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MOZ_ASSERT(mIdNamespace.mHandle != 0);
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*aTextureFactoryIdentifier = GetTextureFactoryIdentifier();
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*aMaybeIdNamespace = Some(mIdNamespace);
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return IPC_OK();
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}
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mozilla::ipc::IPCResult WebRenderBridgeParent::RecvShutdown() {
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return HandleShutdown();
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}
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mozilla::ipc::IPCResult WebRenderBridgeParent::RecvShutdownSync() {
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return HandleShutdown();
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}
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mozilla::ipc::IPCResult WebRenderBridgeParent::HandleShutdown() {
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Destroy();
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IProtocol* mgr = Manager();
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if (!Send__delete__(this)) {
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return IPC_FAIL_NO_REASON(mgr);
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}
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return IPC_OK();
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}
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void WebRenderBridgeParent::Destroy() {
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if (mDestroyed) {
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return;
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}
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mDestroyed = true;
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if (mWebRenderBridgeRef) {
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// Break mutual reference
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mWebRenderBridgeRef->Clear();
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mWebRenderBridgeRef = nullptr;
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}
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ClearResources();
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}
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struct WROTSAlloc {
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wr::Vec<uint8_t> mVec;
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void* Grow(void* aPtr, size_t aLength) {
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if (aLength > mVec.Capacity()) {
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mVec.Reserve(aLength - mVec.Capacity());
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}
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return mVec.inner.data;
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}
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wr::Vec<uint8_t> ShrinkToFit(void* aPtr, size_t aLength) {
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wr::Vec<uint8_t> result(std::move(mVec));
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result.inner.length = aLength;
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return result;
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}
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void Free(void* aPtr) {}
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};
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static bool ReadRawFont(const OpAddRawFont& aOp, wr::ShmSegmentsReader& aReader,
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wr::TransactionBuilder& aUpdates) {
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wr::Vec<uint8_t> sourceBytes;
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Maybe<Range<uint8_t>> ptr =
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aReader.GetReadPointerOrCopy(aOp.bytes(), sourceBytes);
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if (ptr.isNothing()) {
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return false;
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}
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Range<uint8_t>& source = ptr.ref();
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// Attempt to sanitize the font before passing it along for updating.
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// Ensure that we're not strict here about font types, since any font that
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// failed generating a descriptor might end up here as raw font data.
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size_t lengthHint = gfxOTSContext::GuessSanitizedFontSize(
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source.begin().get(), source.length(), false);
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if (!lengthHint) {
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gfxCriticalNote << "Could not determine font type for sanitizing font "
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<< aOp.key().mHandle;
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return false;
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}
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gfxOTSExpandingMemoryStream<WROTSAlloc> output(lengthHint);
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gfxOTSContext otsContext;
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if (!otsContext.Process(&output, source.begin().get(), source.length())) {
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gfxCriticalNote << "Failed sanitizing font " << aOp.key().mHandle;
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return false;
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}
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wr::Vec<uint8_t> bytes = output.forget();
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aUpdates.AddRawFont(aOp.key(), bytes, aOp.fontIndex());
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return true;
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}
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bool WebRenderBridgeParent::UpdateResources(
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const nsTArray<OpUpdateResource>& aResourceUpdates,
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const nsTArray<RefCountedShmem>& aSmallShmems,
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const nsTArray<ipc::Shmem>& aLargeShmems,
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wr::TransactionBuilder& aUpdates) {
|
|
wr::ShmSegmentsReader reader(aSmallShmems, aLargeShmems);
|
|
UniquePtr<ScheduleSharedSurfaceRelease> scheduleRelease;
|
|
|
|
if (!aResourceUpdates.IsEmpty()) {
|
|
GPUParent::MaybeFlushMemory();
|
|
}
|
|
|
|
for (const auto& cmd : aResourceUpdates) {
|
|
switch (cmd.type()) {
|
|
case OpUpdateResource::TOpAddImage: {
|
|
const auto& op = cmd.get_OpAddImage();
|
|
if (!MatchesNamespace(op.key())) {
|
|
MOZ_ASSERT_UNREACHABLE("Stale image key (add)!");
|
|
break;
|
|
}
|
|
|
|
wr::Vec<uint8_t> bytes;
|
|
if (!reader.Read(op.bytes(), bytes)) {
|
|
gfxCriticalNote << "TOpAddImage failed";
|
|
return false;
|
|
}
|
|
aUpdates.AddImage(op.key(), op.descriptor(), bytes);
|
|
break;
|
|
}
|
|
case OpUpdateResource::TOpUpdateImage: {
|
|
const auto& op = cmd.get_OpUpdateImage();
|
|
if (!MatchesNamespace(op.key())) {
|
|
MOZ_ASSERT_UNREACHABLE("Stale image key (update)!");
|
|
break;
|
|
}
|
|
|
|
wr::Vec<uint8_t> bytes;
|
|
if (!reader.Read(op.bytes(), bytes)) {
|
|
gfxCriticalNote << "TOpUpdateImage failed";
|
|
return false;
|
|
}
|
|
aUpdates.UpdateImageBuffer(op.key(), op.descriptor(), bytes);
|
|
break;
|
|
}
|
|
case OpUpdateResource::TOpAddBlobImage: {
|
|
const auto& op = cmd.get_OpAddBlobImage();
|
|
if (!MatchesNamespace(op.key())) {
|
|
MOZ_ASSERT_UNREACHABLE("Stale blob image key (add)!");
|
|
break;
|
|
}
|
|
|
|
wr::Vec<uint8_t> bytes;
|
|
if (!reader.Read(op.bytes(), bytes)) {
|
|
gfxCriticalNote << "TOpAddBlobImage failed";
|
|
return false;
|
|
}
|
|
aUpdates.AddBlobImage(op.key(), op.descriptor(), bytes,
|
|
wr::ToDeviceIntRect(op.visibleRect()));
|
|
break;
|
|
}
|
|
case OpUpdateResource::TOpUpdateBlobImage: {
|
|
const auto& op = cmd.get_OpUpdateBlobImage();
|
|
if (!MatchesNamespace(op.key())) {
|
|
MOZ_ASSERT_UNREACHABLE("Stale blob image key (update)!");
|
|
break;
|
|
}
|
|
|
|
wr::Vec<uint8_t> bytes;
|
|
if (!reader.Read(op.bytes(), bytes)) {
|
|
gfxCriticalNote << "TOpUpdateBlobImage failed";
|
|
return false;
|
|
}
|
|
aUpdates.UpdateBlobImage(op.key(), op.descriptor(), bytes,
|
|
wr::ToDeviceIntRect(op.visibleRect()),
|
|
wr::ToLayoutIntRect(op.dirtyRect()));
|
|
break;
|
|
}
|
|
case OpUpdateResource::TOpSetBlobImageVisibleArea: {
|
|
const auto& op = cmd.get_OpSetBlobImageVisibleArea();
|
|
if (!MatchesNamespace(op.key())) {
|
|
MOZ_ASSERT_UNREACHABLE("Stale blob image key (visible)!");
|
|
break;
|
|
}
|
|
aUpdates.SetBlobImageVisibleArea(op.key(),
|
|
wr::ToDeviceIntRect(op.area()));
|
|
break;
|
|
}
|
|
case OpUpdateResource::TOpAddPrivateExternalImage: {
|
|
const auto& op = cmd.get_OpAddPrivateExternalImage();
|
|
AddPrivateExternalImage(op.externalImageId(), op.key(), op.descriptor(),
|
|
aUpdates);
|
|
break;
|
|
}
|
|
case OpUpdateResource::TOpAddSharedExternalImage: {
|
|
const auto& op = cmd.get_OpAddSharedExternalImage();
|
|
// gfxCriticalNote is called on error
|
|
if (!AddSharedExternalImage(op.externalImageId(), op.key(), aUpdates)) {
|
|
return false;
|
|
}
|
|
break;
|
|
}
|
|
case OpUpdateResource::TOpPushExternalImageForTexture: {
|
|
const auto& op = cmd.get_OpPushExternalImageForTexture();
|
|
CompositableTextureHostRef texture;
|
|
texture = TextureHost::AsTextureHost(op.textureParent());
|
|
// gfxCriticalNote is called on error
|
|
if (!PushExternalImageForTexture(op.externalImageId(), op.key(),
|
|
texture, op.isUpdate(), aUpdates)) {
|
|
return false;
|
|
}
|
|
break;
|
|
}
|
|
case OpUpdateResource::TOpUpdatePrivateExternalImage: {
|
|
const auto& op = cmd.get_OpUpdatePrivateExternalImage();
|
|
UpdatePrivateExternalImage(op.externalImageId(), op.key(),
|
|
op.descriptor(), op.dirtyRect(), aUpdates);
|
|
break;
|
|
}
|
|
case OpUpdateResource::TOpUpdateSharedExternalImage: {
|
|
const auto& op = cmd.get_OpUpdateSharedExternalImage();
|
|
// gfxCriticalNote is called on error
|
|
if (!UpdateSharedExternalImage(op.externalImageId(), op.key(),
|
|
op.dirtyRect(), aUpdates,
|
|
scheduleRelease)) {
|
|
return false;
|
|
}
|
|
break;
|
|
}
|
|
case OpUpdateResource::TOpAddRawFont: {
|
|
if (!ReadRawFont(cmd.get_OpAddRawFont(), reader, aUpdates)) {
|
|
gfxCriticalNote << "TOpAddRawFont failed";
|
|
return false;
|
|
}
|
|
break;
|
|
}
|
|
case OpUpdateResource::TOpAddFontDescriptor: {
|
|
const auto& op = cmd.get_OpAddFontDescriptor();
|
|
if (!MatchesNamespace(op.key())) {
|
|
MOZ_ASSERT_UNREACHABLE("Stale font key (add descriptor)!");
|
|
break;
|
|
}
|
|
|
|
wr::Vec<uint8_t> bytes;
|
|
if (!reader.Read(op.bytes(), bytes)) {
|
|
gfxCriticalNote << "TOpAddFontDescriptor failed";
|
|
return false;
|
|
}
|
|
aUpdates.AddFontDescriptor(op.key(), bytes, op.fontIndex());
|
|
break;
|
|
}
|
|
case OpUpdateResource::TOpAddFontInstance: {
|
|
const auto& op = cmd.get_OpAddFontInstance();
|
|
if (!MatchesNamespace(op.instanceKey()) ||
|
|
!MatchesNamespace(op.fontKey())) {
|
|
MOZ_ASSERT_UNREACHABLE("Stale font key (add instance)!");
|
|
break;
|
|
}
|
|
|
|
wr::Vec<uint8_t> variations;
|
|
if (!reader.Read(op.variations(), variations)) {
|
|
gfxCriticalNote << "TOpAddFontInstance failed";
|
|
return false;
|
|
}
|
|
aUpdates.AddFontInstance(op.instanceKey(), op.fontKey(), op.glyphSize(),
|
|
op.options().ptrOr(nullptr),
|
|
op.platformOptions().ptrOr(nullptr),
|
|
variations);
|
|
break;
|
|
}
|
|
case OpUpdateResource::TOpDeleteImage: {
|
|
const auto& op = cmd.get_OpDeleteImage();
|
|
if (!MatchesNamespace(op.key())) {
|
|
// TODO(aosmond): We should also assert here, but the callers are less
|
|
// careful about checking when cleaning up their old keys. We should
|
|
// perform an audit on image key usage.
|
|
break;
|
|
}
|
|
|
|
DeleteImage(op.key(), aUpdates);
|
|
break;
|
|
}
|
|
case OpUpdateResource::TOpDeleteBlobImage: {
|
|
const auto& op = cmd.get_OpDeleteBlobImage();
|
|
if (!MatchesNamespace(op.key())) {
|
|
MOZ_ASSERT_UNREACHABLE("Stale blob image key (delete)!");
|
|
break;
|
|
}
|
|
|
|
aUpdates.DeleteBlobImage(op.key());
|
|
break;
|
|
}
|
|
case OpUpdateResource::TOpDeleteFont: {
|
|
const auto& op = cmd.get_OpDeleteFont();
|
|
if (!MatchesNamespace(op.key())) {
|
|
MOZ_ASSERT_UNREACHABLE("Stale font key (delete)!");
|
|
break;
|
|
}
|
|
|
|
aUpdates.DeleteFont(op.key());
|
|
break;
|
|
}
|
|
case OpUpdateResource::TOpDeleteFontInstance: {
|
|
const auto& op = cmd.get_OpDeleteFontInstance();
|
|
if (!MatchesNamespace(op.key())) {
|
|
MOZ_ASSERT_UNREACHABLE("Stale font instance key (delete)!");
|
|
break;
|
|
}
|
|
|
|
aUpdates.DeleteFontInstance(op.key());
|
|
break;
|
|
}
|
|
case OpUpdateResource::T__None:
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (scheduleRelease) {
|
|
// When software WR is enabled, shared surfaces are read during rendering
|
|
// rather than copied to the texture cache.
|
|
wr::Checkpoint when = mApi->GetBackendType() == WebRenderBackend::SOFTWARE
|
|
? wr::Checkpoint::FrameRendered
|
|
: wr::Checkpoint::FrameTexturesUpdated;
|
|
aUpdates.Notify(when, std::move(scheduleRelease));
|
|
}
|
|
return true;
|
|
}
|
|
|
|
void WebRenderBridgeParent::AddPrivateExternalImage(
|
|
wr::ExternalImageId aExtId, wr::ImageKey aKey, wr::ImageDescriptor aDesc,
|
|
wr::TransactionBuilder& aResources) {
|
|
if (!MatchesNamespace(aKey)) {
|
|
MOZ_ASSERT_UNREACHABLE("Stale private external image key (add)!");
|
|
return;
|
|
}
|
|
|
|
aResources.AddExternalImage(aKey, aDesc, aExtId,
|
|
wr::ExternalImageType::Buffer(), 0);
|
|
}
|
|
|
|
void WebRenderBridgeParent::UpdatePrivateExternalImage(
|
|
wr::ExternalImageId aExtId, wr::ImageKey aKey,
|
|
const wr::ImageDescriptor& aDesc, const ImageIntRect& aDirtyRect,
|
|
wr::TransactionBuilder& aResources) {
|
|
if (!MatchesNamespace(aKey)) {
|
|
MOZ_ASSERT_UNREACHABLE("Stale private external image key (update)!");
|
|
return;
|
|
}
|
|
|
|
aResources.UpdateExternalImageWithDirtyRect(
|
|
aKey, aDesc, aExtId, wr::ExternalImageType::Buffer(),
|
|
wr::ToDeviceIntRect(aDirtyRect), 0);
|
|
}
|
|
|
|
bool WebRenderBridgeParent::AddSharedExternalImage(
|
|
wr::ExternalImageId aExtId, wr::ImageKey aKey,
|
|
wr::TransactionBuilder& aResources) {
|
|
if (!MatchesNamespace(aKey)) {
|
|
MOZ_ASSERT_UNREACHABLE("Stale shared external image key (add)!");
|
|
return true;
|
|
}
|
|
|
|
auto key = wr::AsUint64(aKey);
|
|
auto it = mSharedSurfaceIds.find(key);
|
|
if (it != mSharedSurfaceIds.end()) {
|
|
gfxCriticalNote << "Readding known shared surface: " << key;
|
|
return false;
|
|
}
|
|
|
|
RefPtr<DataSourceSurface> dSurf = SharedSurfacesParent::Acquire(aExtId);
|
|
if (!dSurf) {
|
|
gfxCriticalNote
|
|
<< "DataSourceSurface of SharedSurfaces does not exist for extId:"
|
|
<< wr::AsUint64(aExtId);
|
|
return false;
|
|
}
|
|
|
|
mSharedSurfaceIds.insert(std::make_pair(key, aExtId));
|
|
|
|
// Prefer raw buffers, unless our backend requires native textures.
|
|
IntSize surfaceSize = dSurf->GetSize();
|
|
TextureHost::NativeTexturePolicy policy =
|
|
TextureHost::BackendNativeTexturePolicy(mApi->GetBackendType(),
|
|
surfaceSize);
|
|
auto imageType =
|
|
policy == TextureHost::NativeTexturePolicy::REQUIRE
|
|
? wr::ExternalImageType::TextureHandle(wr::ImageBufferKind::Texture2D)
|
|
: wr::ExternalImageType::Buffer();
|
|
wr::ImageDescriptor descriptor(surfaceSize, dSurf->Stride(),
|
|
dSurf->GetFormat());
|
|
aResources.AddExternalImage(aKey, descriptor, aExtId, imageType, 0);
|
|
return true;
|
|
}
|
|
|
|
bool WebRenderBridgeParent::PushExternalImageForTexture(
|
|
wr::ExternalImageId aExtId, wr::ImageKey aKey, TextureHost* aTexture,
|
|
bool aIsUpdate, wr::TransactionBuilder& aResources) {
|
|
if (!MatchesNamespace(aKey)) {
|
|
MOZ_ASSERT_UNREACHABLE("Stale texture external image key!");
|
|
return true;
|
|
}
|
|
|
|
if (!aTexture) {
|
|
gfxCriticalNote << "TextureHost does not exist for extId:"
|
|
<< wr::AsUint64(aExtId);
|
|
return false;
|
|
}
|
|
|
|
auto op = aIsUpdate ? TextureHost::UPDATE_IMAGE : TextureHost::ADD_IMAGE;
|
|
WebRenderTextureHost* wrTexture = aTexture->AsWebRenderTextureHost();
|
|
if (wrTexture) {
|
|
Range<wr::ImageKey> keys(&aKey, 1);
|
|
wrTexture->PushResourceUpdates(aResources, op, keys,
|
|
wrTexture->GetExternalImageKey());
|
|
auto it = mTextureHosts.find(wr::AsUint64(aKey));
|
|
MOZ_ASSERT((it == mTextureHosts.end() && !aIsUpdate) ||
|
|
(it != mTextureHosts.end() && aIsUpdate));
|
|
if (it != mTextureHosts.end()) {
|
|
// Release Texture if it exists.
|
|
ReleaseTextureOfImage(aKey);
|
|
}
|
|
mTextureHosts.emplace(wr::AsUint64(aKey),
|
|
CompositableTextureHostRef(aTexture));
|
|
return true;
|
|
}
|
|
|
|
RefPtr<DataSourceSurface> dSurf = aTexture->GetAsSurface();
|
|
if (!dSurf) {
|
|
gfxCriticalNote
|
|
<< "TextureHost does not return DataSourceSurface for extId:"
|
|
<< wr::AsUint64(aExtId);
|
|
return false;
|
|
}
|
|
|
|
DataSourceSurface::MappedSurface map;
|
|
if (!dSurf->Map(gfx::DataSourceSurface::MapType::READ, &map)) {
|
|
gfxCriticalNote << "DataSourceSurface failed to map for Image for extId:"
|
|
<< wr::AsUint64(aExtId);
|
|
return false;
|
|
}
|
|
|
|
IntSize size = dSurf->GetSize();
|
|
wr::ImageDescriptor descriptor(size, map.mStride, dSurf->GetFormat());
|
|
wr::Vec<uint8_t> data;
|
|
data.PushBytes(Range<uint8_t>(map.mData, size.height * map.mStride));
|
|
|
|
if (op == TextureHost::UPDATE_IMAGE) {
|
|
aResources.UpdateImageBuffer(aKey, descriptor, data);
|
|
} else {
|
|
aResources.AddImage(aKey, descriptor, data);
|
|
}
|
|
|
|
dSurf->Unmap();
|
|
|
|
return true;
|
|
}
|
|
|
|
bool WebRenderBridgeParent::UpdateSharedExternalImage(
|
|
wr::ExternalImageId aExtId, wr::ImageKey aKey,
|
|
const ImageIntRect& aDirtyRect, wr::TransactionBuilder& aResources,
|
|
UniquePtr<ScheduleSharedSurfaceRelease>& aScheduleRelease) {
|
|
if (!MatchesNamespace(aKey)) {
|
|
MOZ_ASSERT_UNREACHABLE("Stale shared external image key (update)!");
|
|
return true;
|
|
}
|
|
|
|
auto key = wr::AsUint64(aKey);
|
|
auto it = mSharedSurfaceIds.find(key);
|
|
if (it == mSharedSurfaceIds.end()) {
|
|
gfxCriticalNote << "Updating unknown shared surface: " << key;
|
|
return false;
|
|
}
|
|
|
|
RefPtr<DataSourceSurface> dSurf;
|
|
if (it->second == aExtId) {
|
|
dSurf = SharedSurfacesParent::Get(aExtId);
|
|
} else {
|
|
dSurf = SharedSurfacesParent::Acquire(aExtId);
|
|
}
|
|
|
|
if (!dSurf) {
|
|
gfxCriticalNote << "Shared surface does not exist for extId:"
|
|
<< wr::AsUint64(aExtId);
|
|
return false;
|
|
}
|
|
|
|
if (!(it->second == aExtId)) {
|
|
// We already have a mapping for this image key, so ensure we release the
|
|
// previous external image ID. This can happen when an image is animated,
|
|
// and it is changing the external image that the animation points to.
|
|
if (!aScheduleRelease) {
|
|
aScheduleRelease = MakeUnique<ScheduleSharedSurfaceRelease>(this);
|
|
}
|
|
aScheduleRelease->Add(aKey, it->second);
|
|
it->second = aExtId;
|
|
}
|
|
|
|
// Prefer raw buffers, unless our backend requires native textures.
|
|
IntSize surfaceSize = dSurf->GetSize();
|
|
TextureHost::NativeTexturePolicy policy =
|
|
TextureHost::BackendNativeTexturePolicy(mApi->GetBackendType(),
|
|
surfaceSize);
|
|
auto imageType =
|
|
policy == TextureHost::NativeTexturePolicy::REQUIRE
|
|
? wr::ExternalImageType::TextureHandle(wr::ImageBufferKind::Texture2D)
|
|
: wr::ExternalImageType::Buffer();
|
|
wr::ImageDescriptor descriptor(surfaceSize, dSurf->Stride(),
|
|
dSurf->GetFormat());
|
|
aResources.UpdateExternalImageWithDirtyRect(
|
|
aKey, descriptor, aExtId, imageType, wr::ToDeviceIntRect(aDirtyRect), 0);
|
|
|
|
return true;
|
|
}
|
|
|
|
void WebRenderBridgeParent::ObserveSharedSurfaceRelease(
|
|
const nsTArray<wr::ExternalImageKeyPair>& aPairs) {
|
|
if (!mDestroyed) {
|
|
Unused << SendWrReleasedImages(aPairs);
|
|
}
|
|
for (const auto& pair : aPairs) {
|
|
SharedSurfacesParent::Release(pair.id);
|
|
}
|
|
}
|
|
|
|
mozilla::ipc::IPCResult WebRenderBridgeParent::RecvUpdateResources(
|
|
const wr::IdNamespace& aIdNamespace,
|
|
nsTArray<OpUpdateResource>&& aResourceUpdates,
|
|
nsTArray<RefCountedShmem>&& aSmallShmems,
|
|
nsTArray<ipc::Shmem>&& aLargeShmems) {
|
|
if (mDestroyed || aIdNamespace != mIdNamespace) {
|
|
wr::IpcResourceUpdateQueue::ReleaseShmems(this, aSmallShmems);
|
|
wr::IpcResourceUpdateQueue::ReleaseShmems(this, aLargeShmems);
|
|
return IPC_OK();
|
|
}
|
|
|
|
wr::TransactionBuilder txn(mApi);
|
|
txn.SetLowPriority(!IsRootWebRenderBridgeParent());
|
|
|
|
Unused << GetNextWrEpoch();
|
|
|
|
bool success =
|
|
UpdateResources(aResourceUpdates, aSmallShmems, aLargeShmems, txn);
|
|
wr::IpcResourceUpdateQueue::ReleaseShmems(this, aSmallShmems);
|
|
wr::IpcResourceUpdateQueue::ReleaseShmems(this, aLargeShmems);
|
|
|
|
// Even when txn.IsResourceUpdatesEmpty() is true, there could be resource
|
|
// updates. It is handled by WebRenderTextureHostWrapper. In this case
|
|
// txn.IsRenderedFrameInvalidated() becomes true.
|
|
if (!txn.IsResourceUpdatesEmpty() || txn.IsRenderedFrameInvalidated()) {
|
|
// There are resource updates, then we update Epoch of transaction.
|
|
txn.UpdateEpoch(mPipelineId, mWrEpoch);
|
|
mAsyncImageManager->SetWillGenerateFrame();
|
|
ScheduleGenerateFrame();
|
|
} else {
|
|
// If TransactionBuilder does not have resource updates nor display list,
|
|
// ScheduleGenerateFrame is not triggered via SceneBuilder and there is no
|
|
// need to update WrEpoch.
|
|
// Then we want to rollback WrEpoch. See Bug 1490117.
|
|
RollbackWrEpoch();
|
|
}
|
|
|
|
if (!success) {
|
|
return IPC_FAIL(this, "Invalid WebRender resource data shmem or address.");
|
|
}
|
|
|
|
mApi->SendTransaction(txn);
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult WebRenderBridgeParent::RecvDeleteCompositorAnimations(
|
|
nsTArray<uint64_t>&& aIds) {
|
|
if (mDestroyed) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
// Once mWrEpoch has been rendered, we can delete these compositor animations
|
|
mCompositorAnimationsToDelete.push(
|
|
CompositorAnimationIdsForEpoch(mWrEpoch, std::move(aIds)));
|
|
return IPC_OK();
|
|
}
|
|
|
|
void WebRenderBridgeParent::RemoveEpochDataPriorTo(
|
|
const wr::Epoch& aRenderedEpoch) {
|
|
if (RefPtr<OMTASampler> sampler = GetOMTASampler()) {
|
|
sampler->RemoveEpochDataPriorTo(mCompositorAnimationsToDelete,
|
|
mActiveAnimations, aRenderedEpoch);
|
|
}
|
|
}
|
|
|
|
bool WebRenderBridgeParent::IsRootWebRenderBridgeParent() const {
|
|
return !!mWidget;
|
|
}
|
|
|
|
void WebRenderBridgeParent::BeginRecording(const TimeStamp& aRecordingStart) {
|
|
mApi->BeginRecording(aRecordingStart, mPipelineId);
|
|
}
|
|
|
|
RefPtr<wr::WebRenderAPI::WriteCollectedFramesPromise>
|
|
WebRenderBridgeParent::WriteCollectedFrames() {
|
|
return mApi->WriteCollectedFrames();
|
|
}
|
|
|
|
RefPtr<wr::WebRenderAPI::GetCollectedFramesPromise>
|
|
WebRenderBridgeParent::GetCollectedFrames() {
|
|
return mApi->GetCollectedFrames();
|
|
}
|
|
|
|
void WebRenderBridgeParent::AddPendingScrollPayload(
|
|
CompositionPayload& aPayload, const VsyncId& aCompositeStartId) {
|
|
auto pendingScrollPayloads = mPendingScrollPayloads.Lock();
|
|
nsTArray<CompositionPayload>* payloads =
|
|
pendingScrollPayloads->GetOrInsertNew(aCompositeStartId.mId);
|
|
|
|
payloads->AppendElement(aPayload);
|
|
}
|
|
|
|
nsTArray<CompositionPayload> WebRenderBridgeParent::TakePendingScrollPayload(
|
|
const VsyncId& aCompositeStartId) {
|
|
auto pendingScrollPayloads = mPendingScrollPayloads.Lock();
|
|
nsTArray<CompositionPayload> payload;
|
|
if (nsTArray<CompositionPayload>* storedPayload =
|
|
pendingScrollPayloads->Get(aCompositeStartId.mId)) {
|
|
payload.AppendElements(std::move(*storedPayload));
|
|
pendingScrollPayloads->Remove(aCompositeStartId.mId);
|
|
}
|
|
return payload;
|
|
}
|
|
|
|
CompositorBridgeParent* WebRenderBridgeParent::GetRootCompositorBridgeParent()
|
|
const {
|
|
if (!mCompositorBridge) {
|
|
return nullptr;
|
|
}
|
|
|
|
if (IsRootWebRenderBridgeParent()) {
|
|
// This WebRenderBridgeParent is attached to the root
|
|
// CompositorBridgeParent.
|
|
return static_cast<CompositorBridgeParent*>(mCompositorBridge);
|
|
}
|
|
|
|
// Otherwise, this WebRenderBridgeParent is attached to a
|
|
// ContentCompositorBridgeParent so we have an extra level of
|
|
// indirection to unravel.
|
|
CompositorBridgeParent::LayerTreeState* lts =
|
|
CompositorBridgeParent::GetIndirectShadowTree(GetLayersId());
|
|
if (!lts) {
|
|
return nullptr;
|
|
}
|
|
return lts->mParent;
|
|
}
|
|
|
|
RefPtr<WebRenderBridgeParent>
|
|
WebRenderBridgeParent::GetRootWebRenderBridgeParent() const {
|
|
CompositorBridgeParent* cbp = GetRootCompositorBridgeParent();
|
|
if (!cbp) {
|
|
return nullptr;
|
|
}
|
|
|
|
return cbp->GetWebRenderBridgeParent();
|
|
}
|
|
|
|
void WebRenderBridgeParent::UpdateAPZFocusState(const FocusTarget& aFocus) {
|
|
CompositorBridgeParent* cbp = GetRootCompositorBridgeParent();
|
|
if (!cbp) {
|
|
return;
|
|
}
|
|
LayersId rootLayersId = cbp->RootLayerTreeId();
|
|
if (RefPtr<APZUpdater> apz = cbp->GetAPZUpdater()) {
|
|
apz->UpdateFocusState(rootLayersId, GetLayersId(), aFocus);
|
|
}
|
|
}
|
|
|
|
void WebRenderBridgeParent::UpdateAPZScrollData(const wr::Epoch& aEpoch,
|
|
WebRenderScrollData&& aData) {
|
|
CompositorBridgeParent* cbp = GetRootCompositorBridgeParent();
|
|
if (!cbp) {
|
|
return;
|
|
}
|
|
LayersId rootLayersId = cbp->RootLayerTreeId();
|
|
if (RefPtr<APZUpdater> apz = cbp->GetAPZUpdater()) {
|
|
apz->UpdateScrollDataAndTreeState(rootLayersId, GetLayersId(), aEpoch,
|
|
std::move(aData));
|
|
}
|
|
}
|
|
|
|
void WebRenderBridgeParent::UpdateAPZScrollOffsets(
|
|
ScrollUpdatesMap&& aUpdates, uint32_t aPaintSequenceNumber) {
|
|
CompositorBridgeParent* cbp = GetRootCompositorBridgeParent();
|
|
if (!cbp) {
|
|
return;
|
|
}
|
|
LayersId rootLayersId = cbp->RootLayerTreeId();
|
|
if (RefPtr<APZUpdater> apz = cbp->GetAPZUpdater()) {
|
|
apz->UpdateScrollOffsets(rootLayersId, GetLayersId(), std::move(aUpdates),
|
|
aPaintSequenceNumber);
|
|
}
|
|
}
|
|
|
|
void WebRenderBridgeParent::SetAPZSampleTime() {
|
|
CompositorBridgeParent* cbp = GetRootCompositorBridgeParent();
|
|
if (!cbp) {
|
|
return;
|
|
}
|
|
if (RefPtr<APZSampler> apz = cbp->GetAPZSampler()) {
|
|
SampleTime animationTime;
|
|
if (Maybe<TimeStamp> testTime = cbp->GetTestingTimeStamp()) {
|
|
animationTime = SampleTime::FromTest(*testTime);
|
|
} else {
|
|
animationTime = mCompositorScheduler->GetLastComposeTime();
|
|
}
|
|
TimeDuration frameInterval = cbp->GetVsyncInterval();
|
|
// As with the non-webrender codepath in AsyncCompositionManager, we want to
|
|
// use the timestamp for the next vsync when advancing animations.
|
|
if (frameInterval != TimeDuration::Forever()) {
|
|
animationTime = animationTime + frameInterval;
|
|
}
|
|
apz->SetSampleTime(animationTime);
|
|
}
|
|
}
|
|
|
|
bool WebRenderBridgeParent::SetDisplayList(
|
|
const LayoutDeviceRect& aRect, ipc::ByteBuf&& aDL,
|
|
const wr::BuiltDisplayListDescriptor& aDLDesc,
|
|
const nsTArray<OpUpdateResource>& aResourceUpdates,
|
|
const nsTArray<RefCountedShmem>& aSmallShmems,
|
|
const nsTArray<ipc::Shmem>& aLargeShmems, const TimeStamp& aTxnStartTime,
|
|
wr::TransactionBuilder& aTxn, wr::Epoch aWrEpoch,
|
|
bool aObserveLayersUpdate) {
|
|
if (NS_WARN_IF(!UpdateResources(aResourceUpdates, aSmallShmems, aLargeShmems,
|
|
aTxn))) {
|
|
return false;
|
|
}
|
|
|
|
wr::Vec<uint8_t> dlData(std::move(aDL));
|
|
|
|
if (IsRootWebRenderBridgeParent()) {
|
|
LayoutDeviceIntSize widgetSize = mWidget->GetClientSize();
|
|
LayoutDeviceIntRect rect =
|
|
LayoutDeviceIntRect(LayoutDeviceIntPoint(), widgetSize);
|
|
aTxn.SetDocumentView(rect);
|
|
}
|
|
gfx::DeviceColor clearColor(0.f, 0.f, 0.f, 0.f);
|
|
aTxn.SetDisplayList(clearColor, aWrEpoch,
|
|
wr::ToLayoutSize(RoundedToInt(aRect).Size()), mPipelineId,
|
|
aDLDesc, dlData);
|
|
|
|
if (aObserveLayersUpdate) {
|
|
aTxn.Notify(
|
|
wr::Checkpoint::SceneBuilt,
|
|
MakeUnique<ScheduleObserveLayersUpdate>(
|
|
mCompositorBridge, GetLayersId(), mChildLayersObserverEpoch, true));
|
|
}
|
|
|
|
if (!IsRootWebRenderBridgeParent()) {
|
|
aTxn.Notify(wr::Checkpoint::SceneBuilt, MakeUnique<SceneBuiltNotification>(
|
|
this, aWrEpoch, aTxnStartTime));
|
|
}
|
|
|
|
mApi->SendTransaction(aTxn);
|
|
|
|
// We will schedule generating a frame after the scene
|
|
// build is done, so we don't need to do it here.
|
|
return true;
|
|
}
|
|
|
|
bool WebRenderBridgeParent::ProcessDisplayListData(
|
|
DisplayListData& aDisplayList, wr::Epoch aWrEpoch,
|
|
const TimeStamp& aTxnStartTime, bool aValidTransaction,
|
|
bool aObserveLayersUpdate) {
|
|
wr::TransactionBuilder txn(mApi);
|
|
Maybe<wr::AutoTransactionSender> sender;
|
|
|
|
// Note that this needs to happen before the display list transaction is
|
|
// sent to WebRender, so that the UpdateHitTestingTree call is guaranteed to
|
|
// be in the updater queue at the time that the scene swap completes.
|
|
if (aDisplayList.mScrollData) {
|
|
UpdateAPZScrollData(aWrEpoch, std::move(aDisplayList.mScrollData.ref()));
|
|
}
|
|
|
|
txn.SetLowPriority(!IsRootWebRenderBridgeParent());
|
|
if (aValidTransaction) {
|
|
MOZ_ASSERT(aDisplayList.mIdNamespace == mIdNamespace);
|
|
sender.emplace(mApi, &txn);
|
|
}
|
|
|
|
if (NS_WARN_IF(
|
|
!ProcessWebRenderParentCommands(aDisplayList.mCommands, txn))) {
|
|
return false;
|
|
}
|
|
|
|
if (aDisplayList.mDL && aValidTransaction &&
|
|
!SetDisplayList(aDisplayList.mRect, std::move(aDisplayList.mDL.ref()),
|
|
aDisplayList.mDLDesc, aDisplayList.mResourceUpdates,
|
|
aDisplayList.mSmallShmems, aDisplayList.mLargeShmems,
|
|
aTxnStartTime, txn, aWrEpoch, aObserveLayersUpdate)) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult WebRenderBridgeParent::RecvSetDisplayList(
|
|
DisplayListData&& aDisplayList, nsTArray<OpDestroy>&& aToDestroy,
|
|
const uint64_t& aFwdTransactionId, const TransactionId& aTransactionId,
|
|
const bool& aContainsSVGGroup, const VsyncId& aVsyncId,
|
|
const TimeStamp& aVsyncStartTime, const TimeStamp& aRefreshStartTime,
|
|
const TimeStamp& aTxnStartTime, const nsCString& aTxnURL,
|
|
const TimeStamp& aFwdTime, nsTArray<CompositionPayload>&& aPayloads) {
|
|
if (mDestroyed) {
|
|
for (const auto& op : aToDestroy) {
|
|
DestroyActor(op);
|
|
}
|
|
wr::IpcResourceUpdateQueue::ReleaseShmems(this, aDisplayList.mSmallShmems);
|
|
wr::IpcResourceUpdateQueue::ReleaseShmems(this, aDisplayList.mLargeShmems);
|
|
return IPC_OK();
|
|
}
|
|
|
|
if (!IsRootWebRenderBridgeParent()) {
|
|
CrashReporter::AnnotateCrashReport(CrashReporter::Annotation::URL, aTxnURL);
|
|
}
|
|
|
|
AUTO_PROFILER_TRACING_MARKER("Paint", "SetDisplayList", GRAPHICS);
|
|
UpdateFwdTransactionId(aFwdTransactionId);
|
|
|
|
// This ensures that destroy operations are always processed. It is not safe
|
|
// to early-return from RecvDPEnd without doing so.
|
|
AutoWebRenderBridgeParentAsyncMessageSender autoAsyncMessageSender(
|
|
this, &aToDestroy);
|
|
|
|
wr::Epoch wrEpoch = GetNextWrEpoch();
|
|
|
|
mReceivedDisplayList = true;
|
|
|
|
if (aDisplayList.mScrollData && aDisplayList.mScrollData->IsFirstPaint()) {
|
|
mIsFirstPaint = true;
|
|
}
|
|
|
|
bool validTransaction = aDisplayList.mIdNamespace == mIdNamespace;
|
|
bool observeLayersUpdate = ShouldParentObserveEpoch();
|
|
|
|
if (!ProcessDisplayListData(aDisplayList, wrEpoch, aTxnStartTime,
|
|
validTransaction, observeLayersUpdate)) {
|
|
wr::IpcResourceUpdateQueue::ReleaseShmems(this, aDisplayList.mSmallShmems);
|
|
wr::IpcResourceUpdateQueue::ReleaseShmems(this, aDisplayList.mLargeShmems);
|
|
return IPC_FAIL(this, "Failed to process DisplayListData.");
|
|
}
|
|
|
|
if (!validTransaction && observeLayersUpdate) {
|
|
mCompositorBridge->ObserveLayersUpdate(GetLayersId(),
|
|
mChildLayersObserverEpoch, true);
|
|
}
|
|
|
|
if (!IsRootWebRenderBridgeParent()) {
|
|
aPayloads.AppendElement(
|
|
CompositionPayload{CompositionPayloadType::eContentPaint, aFwdTime});
|
|
}
|
|
|
|
HoldPendingTransactionId(wrEpoch, aTransactionId, aContainsSVGGroup, aVsyncId,
|
|
aVsyncStartTime, aRefreshStartTime, aTxnStartTime,
|
|
aTxnURL, aFwdTime, mIsFirstPaint,
|
|
std::move(aPayloads));
|
|
mIsFirstPaint = false;
|
|
|
|
if (!validTransaction) {
|
|
// Pretend we composited since someone is wating for this event,
|
|
// though DisplayList was not pushed to webrender.
|
|
if (CompositorBridgeParent* cbp = GetRootCompositorBridgeParent()) {
|
|
TimeStamp now = TimeStamp::Now();
|
|
cbp->NotifyPipelineRendered(mPipelineId, wrEpoch, VsyncId(), now, now,
|
|
now);
|
|
}
|
|
}
|
|
|
|
wr::IpcResourceUpdateQueue::ReleaseShmems(this, aDisplayList.mSmallShmems);
|
|
wr::IpcResourceUpdateQueue::ReleaseShmems(this, aDisplayList.mLargeShmems);
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
bool WebRenderBridgeParent::ProcessEmptyTransactionUpdates(
|
|
TransactionData& aData, bool* aScheduleComposite) {
|
|
*aScheduleComposite = false;
|
|
wr::TransactionBuilder txn(mApi);
|
|
txn.SetLowPriority(!IsRootWebRenderBridgeParent());
|
|
|
|
if (!aData.mScrollUpdates.IsEmpty()) {
|
|
UpdateAPZScrollOffsets(std::move(aData.mScrollUpdates),
|
|
aData.mPaintSequenceNumber);
|
|
}
|
|
|
|
// Update WrEpoch for UpdateResources() and ProcessWebRenderParentCommands().
|
|
// WrEpoch is used to manage ExternalImages lifetimes in
|
|
// AsyncImagePipelineManager.
|
|
Unused << GetNextWrEpoch();
|
|
|
|
if (aData.mIdNamespace == mIdNamespace &&
|
|
!UpdateResources(aData.mResourceUpdates, aData.mSmallShmems,
|
|
aData.mLargeShmems, txn)) {
|
|
return false;
|
|
}
|
|
|
|
if (!aData.mCommands.IsEmpty()) {
|
|
if (!ProcessWebRenderParentCommands(aData.mCommands, txn)) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (ShouldParentObserveEpoch()) {
|
|
txn.Notify(
|
|
wr::Checkpoint::SceneBuilt,
|
|
MakeUnique<ScheduleObserveLayersUpdate>(
|
|
mCompositorBridge, GetLayersId(), mChildLayersObserverEpoch, true));
|
|
}
|
|
|
|
// Even when txn.IsResourceUpdatesEmpty() is true, there could be resource
|
|
// updates. It is handled by WebRenderTextureHostWrapper. In this case
|
|
// txn.IsRenderedFrameInvalidated() becomes true.
|
|
if (!txn.IsResourceUpdatesEmpty() || txn.IsRenderedFrameInvalidated()) {
|
|
// There are resource updates, then we update Epoch of transaction.
|
|
txn.UpdateEpoch(mPipelineId, mWrEpoch);
|
|
*aScheduleComposite = true;
|
|
} else {
|
|
// If TransactionBuilder does not have resource updates nor display list,
|
|
// ScheduleGenerateFrame is not triggered via SceneBuilder and there is no
|
|
// need to update WrEpoch.
|
|
// Then we want to rollback WrEpoch. See Bug 1490117.
|
|
RollbackWrEpoch();
|
|
}
|
|
|
|
if (!txn.IsEmpty()) {
|
|
mApi->SendTransaction(txn);
|
|
}
|
|
|
|
if (*aScheduleComposite) {
|
|
mAsyncImageManager->SetWillGenerateFrame();
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult WebRenderBridgeParent::RecvEmptyTransaction(
|
|
const FocusTarget& aFocusTarget, Maybe<TransactionData>&& aTransactionData,
|
|
nsTArray<OpDestroy>&& aToDestroy, const uint64_t& aFwdTransactionId,
|
|
const TransactionId& aTransactionId, const VsyncId& aVsyncId,
|
|
const TimeStamp& aVsyncStartTime, const TimeStamp& aRefreshStartTime,
|
|
const TimeStamp& aTxnStartTime, const nsCString& aTxnURL,
|
|
const TimeStamp& aFwdTime, nsTArray<CompositionPayload>&& aPayloads) {
|
|
if (mDestroyed) {
|
|
for (const auto& op : aToDestroy) {
|
|
DestroyActor(op);
|
|
}
|
|
if (aTransactionData) {
|
|
wr::IpcResourceUpdateQueue::ReleaseShmems(this,
|
|
aTransactionData->mSmallShmems);
|
|
wr::IpcResourceUpdateQueue::ReleaseShmems(this,
|
|
aTransactionData->mLargeShmems);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
if (!IsRootWebRenderBridgeParent()) {
|
|
CrashReporter::AnnotateCrashReport(CrashReporter::Annotation::URL, aTxnURL);
|
|
}
|
|
|
|
AUTO_PROFILER_TRACING_MARKER("Paint", "EmptyTransaction", GRAPHICS);
|
|
UpdateFwdTransactionId(aFwdTransactionId);
|
|
|
|
// This ensures that destroy operations are always processed. It is not safe
|
|
// to early-return without doing so.
|
|
AutoWebRenderBridgeParentAsyncMessageSender autoAsyncMessageSender(
|
|
this, &aToDestroy);
|
|
|
|
UpdateAPZFocusState(aFocusTarget);
|
|
|
|
bool scheduleAnyComposite = false;
|
|
|
|
if (aTransactionData) {
|
|
bool scheduleComposite = false;
|
|
if (!ProcessEmptyTransactionUpdates(*aTransactionData,
|
|
&scheduleComposite)) {
|
|
wr::IpcResourceUpdateQueue::ReleaseShmems(this,
|
|
aTransactionData->mSmallShmems);
|
|
wr::IpcResourceUpdateQueue::ReleaseShmems(this,
|
|
aTransactionData->mLargeShmems);
|
|
return IPC_FAIL(this, "Failed to process empty transaction update.");
|
|
}
|
|
scheduleAnyComposite = scheduleAnyComposite || scheduleComposite;
|
|
}
|
|
|
|
// If we are going to kick off a new composite as a result of this
|
|
// transaction, or if there are already composite-triggering pending
|
|
// transactions inflight, then set sendDidComposite to false because we will
|
|
// send the DidComposite message after the composite occurs.
|
|
// If there are no pending transactions and we're not going to do a
|
|
// composite, then we leave sendDidComposite as true so we just send
|
|
// the DidComposite notification now.
|
|
bool sendDidComposite =
|
|
!scheduleAnyComposite && mPendingTransactionIds.empty();
|
|
|
|
// Only register a value for CONTENT_FRAME_TIME telemetry if we actually drew
|
|
// something. It is for consistency with disabling WebRender.
|
|
HoldPendingTransactionId(mWrEpoch, aTransactionId, false, aVsyncId,
|
|
aVsyncStartTime, aRefreshStartTime, aTxnStartTime,
|
|
aTxnURL, aFwdTime,
|
|
/* aIsFirstPaint */ false, std::move(aPayloads),
|
|
/* aUseForTelemetry */ scheduleAnyComposite);
|
|
|
|
if (scheduleAnyComposite) {
|
|
ScheduleGenerateFrame();
|
|
} else if (sendDidComposite) {
|
|
// The only thing in the pending transaction id queue should be the entry
|
|
// we just added, and now we're going to pretend we rendered it
|
|
MOZ_ASSERT(mPendingTransactionIds.size() == 1);
|
|
if (CompositorBridgeParent* cbp = GetRootCompositorBridgeParent()) {
|
|
TimeStamp now = TimeStamp::Now();
|
|
cbp->NotifyPipelineRendered(mPipelineId, mWrEpoch, VsyncId(), now, now,
|
|
now);
|
|
}
|
|
}
|
|
|
|
if (aTransactionData) {
|
|
wr::IpcResourceUpdateQueue::ReleaseShmems(this,
|
|
aTransactionData->mSmallShmems);
|
|
wr::IpcResourceUpdateQueue::ReleaseShmems(this,
|
|
aTransactionData->mLargeShmems);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult WebRenderBridgeParent::RecvSetFocusTarget(
|
|
const FocusTarget& aFocusTarget) {
|
|
UpdateAPZFocusState(aFocusTarget);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult WebRenderBridgeParent::RecvParentCommands(
|
|
nsTArray<WebRenderParentCommand>&& aCommands) {
|
|
if (mDestroyed) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
wr::TransactionBuilder txn(mApi);
|
|
txn.SetLowPriority(!IsRootWebRenderBridgeParent());
|
|
if (!ProcessWebRenderParentCommands(aCommands, txn)) {
|
|
return IPC_FAIL(this, "Invalid parent command found");
|
|
}
|
|
|
|
mApi->SendTransaction(txn);
|
|
return IPC_OK();
|
|
}
|
|
|
|
bool WebRenderBridgeParent::ProcessWebRenderParentCommands(
|
|
const nsTArray<WebRenderParentCommand>& aCommands,
|
|
wr::TransactionBuilder& aTxn) {
|
|
// Transaction for async image pipeline that uses ImageBridge always need to
|
|
// be non low priority.
|
|
wr::TransactionBuilder txnForImageBridge(mApi);
|
|
wr::AutoTransactionSender sender(mApi, &txnForImageBridge);
|
|
|
|
for (nsTArray<WebRenderParentCommand>::index_type i = 0;
|
|
i < aCommands.Length(); ++i) {
|
|
const WebRenderParentCommand& cmd = aCommands[i];
|
|
switch (cmd.type()) {
|
|
case WebRenderParentCommand::TOpAddPipelineIdForCompositable: {
|
|
const OpAddPipelineIdForCompositable& op =
|
|
cmd.get_OpAddPipelineIdForCompositable();
|
|
AddPipelineIdForCompositable(op.pipelineId(), op.handle(), op.isAsync(),
|
|
aTxn, txnForImageBridge);
|
|
break;
|
|
}
|
|
case WebRenderParentCommand::TOpRemovePipelineIdForCompositable: {
|
|
const OpRemovePipelineIdForCompositable& op =
|
|
cmd.get_OpRemovePipelineIdForCompositable();
|
|
RemovePipelineIdForCompositable(op.pipelineId(), aTxn);
|
|
break;
|
|
}
|
|
case WebRenderParentCommand::TOpReleaseTextureOfImage: {
|
|
const OpReleaseTextureOfImage& op = cmd.get_OpReleaseTextureOfImage();
|
|
ReleaseTextureOfImage(op.key());
|
|
break;
|
|
}
|
|
case WebRenderParentCommand::TOpUpdateAsyncImagePipeline: {
|
|
const OpUpdateAsyncImagePipeline& op =
|
|
cmd.get_OpUpdateAsyncImagePipeline();
|
|
mAsyncImageManager->UpdateAsyncImagePipeline(
|
|
op.pipelineId(), op.scBounds(), op.rotation(), op.filter(),
|
|
op.mixBlendMode());
|
|
mAsyncImageManager->ApplyAsyncImageForPipeline(op.pipelineId(), aTxn,
|
|
txnForImageBridge);
|
|
break;
|
|
}
|
|
case WebRenderParentCommand::TOpUpdatedAsyncImagePipeline: {
|
|
const OpUpdatedAsyncImagePipeline& op =
|
|
cmd.get_OpUpdatedAsyncImagePipeline();
|
|
aTxn.InvalidateRenderedFrame();
|
|
mAsyncImageManager->ApplyAsyncImageForPipeline(op.pipelineId(), aTxn,
|
|
txnForImageBridge);
|
|
break;
|
|
}
|
|
case WebRenderParentCommand::TCompositableOperation: {
|
|
if (!ReceiveCompositableUpdate(cmd.get_CompositableOperation())) {
|
|
NS_ERROR("ReceiveCompositableUpdate failed");
|
|
}
|
|
break;
|
|
}
|
|
case WebRenderParentCommand::TOpAddCompositorAnimations: {
|
|
const OpAddCompositorAnimations& op =
|
|
cmd.get_OpAddCompositorAnimations();
|
|
CompositorAnimations data(std::move(op.data()));
|
|
// AnimationHelper::GetNextCompositorAnimationsId() encodes the child
|
|
// process PID in the upper 32 bits of the id, verify that this is as
|
|
// expected.
|
|
if ((data.id() >> 32) != (uint64_t)OtherPid()) {
|
|
return false;
|
|
}
|
|
if (data.animations().Length()) {
|
|
if (RefPtr<OMTASampler> sampler = GetOMTASampler()) {
|
|
sampler->SetAnimations(data.id(), GetLayersId(), data.animations());
|
|
const auto activeAnim = mActiveAnimations.find(data.id());
|
|
if (activeAnim == mActiveAnimations.end()) {
|
|
mActiveAnimations.emplace(data.id(), mWrEpoch);
|
|
} else {
|
|
// Update wr::Epoch if the animation already exists.
|
|
activeAnim->second = mWrEpoch;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
default: {
|
|
// other commands are handle on the child
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
void WebRenderBridgeParent::FlushSceneBuilds() {
|
|
MOZ_ASSERT(CompositorThreadHolder::IsInCompositorThread());
|
|
|
|
// Since we are sending transactions through the scene builder thread, we need
|
|
// to block until all the inflight transactions have been processed. This
|
|
// flush message blocks until all previously sent scenes have been built
|
|
// and received by the render backend thread.
|
|
mApi->FlushSceneBuilder();
|
|
// The post-swap hook for async-scene-building calls the
|
|
// ScheduleRenderOnCompositorThread function from the scene builder thread,
|
|
// which then triggers a call to ScheduleGenerateFrame() on the compositor
|
|
// thread. But since *this* function is running on the compositor thread,
|
|
// that scheduling will not happen until this call stack unwinds (or we
|
|
// could spin a nested event loop, but that's more messy). Instead, we
|
|
// simulate it ourselves by calling ScheduleGenerateFrame() directly.
|
|
// Note also that the post-swap hook will run and do another
|
|
// ScheduleGenerateFrame() after we unwind here, so we will end up with an
|
|
// extra render/composite that is probably avoidable, but in practice we
|
|
// shouldn't be calling this function all that much in production so this
|
|
// is probably fine. If it becomes an issue we can add more state tracking
|
|
// machinery to optimize it away.
|
|
ScheduleGenerateFrame();
|
|
}
|
|
|
|
void WebRenderBridgeParent::FlushFrameGeneration() {
|
|
MOZ_ASSERT(CompositorThreadHolder::IsInCompositorThread());
|
|
MOZ_ASSERT(IsRootWebRenderBridgeParent()); // This function is only useful on
|
|
// the root WRBP
|
|
|
|
// This forces a new GenerateFrame transaction to be sent to the render
|
|
// backend thread, if one is pending. This doesn't block on any other threads.
|
|
if (mCompositorScheduler->NeedsComposite()) {
|
|
mCompositorScheduler->CancelCurrentCompositeTask();
|
|
// Update timestamp of scheduler for APZ and animation.
|
|
mCompositorScheduler->UpdateLastComposeTime();
|
|
MaybeGenerateFrame(VsyncId(), /* aForceGenerateFrame */ true);
|
|
}
|
|
}
|
|
|
|
void WebRenderBridgeParent::FlushFramePresentation() {
|
|
MOZ_ASSERT(CompositorThreadHolder::IsInCompositorThread());
|
|
|
|
// This sends a message to the render backend thread to send a message
|
|
// to the renderer thread, and waits for that message to be processed. So
|
|
// this effectively blocks on the render backend and renderer threads,
|
|
// following the same codepath that WebRender takes to render and composite
|
|
// a frame.
|
|
mApi->WaitFlushed();
|
|
}
|
|
|
|
void WebRenderBridgeParent::DisableNativeCompositor() {
|
|
// Make sure that SceneBuilder thread does not have a task.
|
|
mApi->FlushSceneBuilder();
|
|
// Disable WebRender's native compositor usage
|
|
mApi->EnableNativeCompositor(false);
|
|
// Ensure we generate and render a frame immediately.
|
|
ScheduleForcedGenerateFrame();
|
|
|
|
mDisablingNativeCompositor = true;
|
|
}
|
|
|
|
void WebRenderBridgeParent::UpdateQualitySettings() {
|
|
wr::TransactionBuilder txn(mApi);
|
|
txn.UpdateQualitySettings(gfxVars::ForceSubpixelAAWherePossible());
|
|
mApi->SendTransaction(txn);
|
|
}
|
|
|
|
void WebRenderBridgeParent::UpdateDebugFlags() {
|
|
mApi->UpdateDebugFlags(gfxVars::WebRenderDebugFlags());
|
|
}
|
|
|
|
void WebRenderBridgeParent::UpdateProfilerUI() {
|
|
nsCString uiString = gfxVars::GetWebRenderProfilerUIOrDefault();
|
|
mApi->SetProfilerUI(uiString);
|
|
}
|
|
|
|
void WebRenderBridgeParent::UpdateMultithreading() {
|
|
mApi->EnableMultithreading(gfxVars::UseWebRenderMultithreading());
|
|
}
|
|
|
|
void WebRenderBridgeParent::UpdateBatchingParameters() {
|
|
uint32_t count = gfxVars::WebRenderBatchingLookback();
|
|
mApi->SetBatchingLookback(count);
|
|
}
|
|
|
|
#if defined(MOZ_WIDGET_ANDROID)
|
|
void WebRenderBridgeParent::RequestScreenPixels(
|
|
UiCompositorControllerParent* aController) {
|
|
mScreenPixelsTarget = aController;
|
|
}
|
|
|
|
void WebRenderBridgeParent::MaybeCaptureScreenPixels() {
|
|
if (!mScreenPixelsTarget) {
|
|
return;
|
|
}
|
|
|
|
if (mDestroyed) {
|
|
return;
|
|
}
|
|
MOZ_ASSERT(!mPaused);
|
|
|
|
// This function should only get called in the root WRBP.
|
|
MOZ_ASSERT(IsRootWebRenderBridgeParent());
|
|
|
|
SurfaceFormat format = SurfaceFormat::R8G8B8A8; // On android we use RGBA8
|
|
auto client_size = mWidget->GetClientSize();
|
|
size_t buffer_size =
|
|
client_size.width * client_size.height * BytesPerPixel(format);
|
|
|
|
ipc::Shmem mem;
|
|
if (!mScreenPixelsTarget->AllocPixelBuffer(buffer_size, &mem)) {
|
|
// Failed to alloc shmem, Just bail out.
|
|
return;
|
|
}
|
|
|
|
IntSize size(client_size.width, client_size.height);
|
|
|
|
bool needsYFlip = false;
|
|
mApi->Readback(TimeStamp::Now(), size, format,
|
|
Range<uint8_t>(mem.get<uint8_t>(), buffer_size), &needsYFlip);
|
|
|
|
Unused << mScreenPixelsTarget->SendScreenPixels(
|
|
std::move(mem), ScreenIntSize(client_size.width, client_size.height),
|
|
needsYFlip);
|
|
|
|
mScreenPixelsTarget = nullptr;
|
|
}
|
|
#endif
|
|
|
|
mozilla::ipc::IPCResult WebRenderBridgeParent::RecvGetSnapshot(
|
|
PTextureParent* aTexture, bool* aNeedsYFlip) {
|
|
*aNeedsYFlip = false;
|
|
if (mDestroyed || mPaused) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
// This function should only get called in the root WRBP. If this function
|
|
// gets called in a non-root WRBP, we will set mForceRendering in this WRBP
|
|
// but it will have no effect because CompositeToTarget (which reads the
|
|
// flag) only gets invoked in the root WRBP. So we assert that this is the
|
|
// root WRBP (i.e. has a non-null mWidget) to catch violations of this rule.
|
|
MOZ_ASSERT(IsRootWebRenderBridgeParent());
|
|
|
|
RefPtr<TextureHost> texture = TextureHost::AsTextureHost(aTexture);
|
|
if (!texture) {
|
|
// We kill the content process rather than have it continue with an invalid
|
|
// snapshot, that may be too harsh and we could decide to return some sort
|
|
// of error to the child process and let it deal with it...
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
// XXX Add other TextureHost supports.
|
|
// Only BufferTextureHost is supported now.
|
|
BufferTextureHost* bufferTexture = texture->AsBufferTextureHost();
|
|
if (!bufferTexture) {
|
|
// We kill the content process rather than have it continue with an invalid
|
|
// snapshot, that may be too harsh and we could decide to return some sort
|
|
// of error to the child process and let it deal with it...
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
TimeStamp start = TimeStamp::Now();
|
|
MOZ_ASSERT(bufferTexture->GetBufferDescriptor().type() ==
|
|
BufferDescriptor::TRGBDescriptor);
|
|
DebugOnly<uint32_t> stride = ImageDataSerializer::GetRGBStride(
|
|
bufferTexture->GetBufferDescriptor().get_RGBDescriptor());
|
|
uint8_t* buffer = bufferTexture->GetBuffer();
|
|
IntSize size = bufferTexture->GetSize();
|
|
|
|
MOZ_ASSERT(buffer);
|
|
// For now the only formats we get here are RGBA and BGRA, and code below is
|
|
// assuming a bpp of 4. If we allow other formats, the code needs adjusting
|
|
// accordingly.
|
|
MOZ_ASSERT(BytesPerPixel(bufferTexture->GetFormat()) == 4);
|
|
uint32_t buffer_size = size.width * size.height * 4;
|
|
|
|
// Assert the stride of the buffer is what webrender expects
|
|
MOZ_ASSERT((uint32_t)(size.width * 4) == stride);
|
|
|
|
FlushSceneBuilds();
|
|
FlushFrameGeneration();
|
|
mApi->Readback(start, size, bufferTexture->GetFormat(),
|
|
Range<uint8_t>(buffer, buffer_size), aNeedsYFlip);
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
void WebRenderBridgeParent::AddPipelineIdForCompositable(
|
|
const wr::PipelineId& aPipelineId, const CompositableHandle& aHandle,
|
|
const bool& aAsync, wr::TransactionBuilder& aTxn,
|
|
wr::TransactionBuilder& aTxnForImageBridge) {
|
|
if (mDestroyed) {
|
|
return;
|
|
}
|
|
|
|
MOZ_ASSERT(mAsyncCompositables.find(wr::AsUint64(aPipelineId)) ==
|
|
mAsyncCompositables.end());
|
|
|
|
RefPtr<CompositableHost> host;
|
|
if (aAsync) {
|
|
RefPtr<ImageBridgeParent> imageBridge =
|
|
ImageBridgeParent::GetInstance(OtherPid());
|
|
if (!imageBridge) {
|
|
return;
|
|
}
|
|
host = imageBridge->FindCompositable(aHandle);
|
|
} else {
|
|
host = FindCompositable(aHandle);
|
|
}
|
|
if (!host) {
|
|
return;
|
|
}
|
|
|
|
WebRenderImageHost* wrHost = host->AsWebRenderImageHost();
|
|
MOZ_ASSERT(wrHost);
|
|
if (!wrHost) {
|
|
gfxCriticalNote
|
|
<< "Incompatible CompositableHost at WebRenderBridgeParent.";
|
|
}
|
|
|
|
if (!wrHost) {
|
|
return;
|
|
}
|
|
|
|
wrHost->SetWrBridge(aPipelineId, this);
|
|
mAsyncCompositables.emplace(wr::AsUint64(aPipelineId), wrHost);
|
|
mAsyncImageManager->AddAsyncImagePipeline(aPipelineId, wrHost);
|
|
|
|
// If this is being called from WebRenderBridgeParent::RecvSetDisplayList,
|
|
// then aTxn might contain a display list that references pipelines that
|
|
// we just added to the async image manager.
|
|
// If we send the display list alone then WR will not yet have the content for
|
|
// the pipelines and so it will emit errors; the SetEmptyDisplayList call
|
|
// below ensure that we provide its content to WR as part of the same
|
|
// transaction.
|
|
mAsyncImageManager->SetEmptyDisplayList(aPipelineId, aTxn,
|
|
aTxnForImageBridge);
|
|
}
|
|
|
|
void WebRenderBridgeParent::RemovePipelineIdForCompositable(
|
|
const wr::PipelineId& aPipelineId, wr::TransactionBuilder& aTxn) {
|
|
if (mDestroyed) {
|
|
return;
|
|
}
|
|
|
|
auto it = mAsyncCompositables.find(wr::AsUint64(aPipelineId));
|
|
if (it == mAsyncCompositables.end()) {
|
|
return;
|
|
}
|
|
RefPtr<WebRenderImageHost>& wrHost = it->second;
|
|
|
|
wrHost->ClearWrBridge(aPipelineId, this);
|
|
mAsyncImageManager->RemoveAsyncImagePipeline(aPipelineId, aTxn);
|
|
aTxn.RemovePipeline(aPipelineId);
|
|
mAsyncCompositables.erase(wr::AsUint64(aPipelineId));
|
|
}
|
|
|
|
void WebRenderBridgeParent::DeleteImage(const ImageKey& aKey,
|
|
wr::TransactionBuilder& aUpdates) {
|
|
if (mDestroyed) {
|
|
return;
|
|
}
|
|
|
|
auto it = mSharedSurfaceIds.find(wr::AsUint64(aKey));
|
|
if (it != mSharedSurfaceIds.end()) {
|
|
mAsyncImageManager->HoldExternalImage(mPipelineId, mWrEpoch, it->second);
|
|
mSharedSurfaceIds.erase(it);
|
|
}
|
|
|
|
aUpdates.DeleteImage(aKey);
|
|
}
|
|
|
|
void WebRenderBridgeParent::ReleaseTextureOfImage(const wr::ImageKey& aKey) {
|
|
if (mDestroyed) {
|
|
return;
|
|
}
|
|
|
|
uint64_t id = wr::AsUint64(aKey);
|
|
CompositableTextureHostRef texture;
|
|
WebRenderTextureHost* wrTexture = nullptr;
|
|
|
|
auto it = mTextureHosts.find(id);
|
|
if (it != mTextureHosts.end()) {
|
|
wrTexture = (*it).second->AsWebRenderTextureHost();
|
|
}
|
|
if (wrTexture) {
|
|
mAsyncImageManager->HoldExternalImage(mPipelineId, mWrEpoch, wrTexture);
|
|
}
|
|
mTextureHosts.erase(id);
|
|
}
|
|
|
|
mozilla::ipc::IPCResult WebRenderBridgeParent::RecvSetLayersObserverEpoch(
|
|
const LayersObserverEpoch& aChildEpoch) {
|
|
if (mDestroyed) {
|
|
return IPC_OK();
|
|
}
|
|
mChildLayersObserverEpoch = aChildEpoch;
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult WebRenderBridgeParent::RecvClearCachedResources() {
|
|
if (mDestroyed) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
// Clear resources
|
|
wr::TransactionBuilder txn(mApi);
|
|
txn.SetLowPriority(true);
|
|
txn.ClearDisplayList(GetNextWrEpoch(), mPipelineId);
|
|
txn.Notify(
|
|
wr::Checkpoint::SceneBuilt,
|
|
MakeUnique<ScheduleObserveLayersUpdate>(
|
|
mCompositorBridge, GetLayersId(), mChildLayersObserverEpoch, false));
|
|
mApi->SendTransaction(txn);
|
|
|
|
// Schedule generate frame to clean up Pipeline
|
|
ScheduleGenerateFrame();
|
|
|
|
ClearAnimationResources();
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
wr::Epoch WebRenderBridgeParent::UpdateWebRender(
|
|
CompositorVsyncScheduler* aScheduler, RefPtr<wr::WebRenderAPI>&& aApi,
|
|
AsyncImagePipelineManager* aImageMgr,
|
|
const TextureFactoryIdentifier& aTextureFactoryIdentifier) {
|
|
MOZ_ASSERT(!IsRootWebRenderBridgeParent());
|
|
MOZ_ASSERT(aScheduler);
|
|
MOZ_ASSERT(aApi);
|
|
MOZ_ASSERT(aImageMgr);
|
|
|
|
if (mDestroyed) {
|
|
return mWrEpoch;
|
|
}
|
|
|
|
// Update id name space to identify obsoleted keys.
|
|
// Since usage of invalid keys could cause crash in webrender.
|
|
mIdNamespace = aApi->GetNamespace();
|
|
// XXX Remove it when webrender supports sharing/moving Keys between different
|
|
// webrender instances.
|
|
// XXX It requests client to update/reallocate webrender related resources,
|
|
// but parent side does not wait end of the update.
|
|
// The code could become simpler if we could serialise old keys deallocation
|
|
// and new keys allocation. But we do not do it, it is because client side
|
|
// deallocate old layers/webrender keys after new layers/webrender keys
|
|
// allocation. Without client side's layout refactoring, we could not finish
|
|
// all old layers/webrender keys removals before new layer/webrender keys
|
|
// allocation. In future, we could address the problem.
|
|
Unused << SendWrUpdated(mIdNamespace, aTextureFactoryIdentifier);
|
|
CompositorBridgeParentBase* cBridge = mCompositorBridge;
|
|
// XXX Stop to clear resources if webreder supports resources sharing between
|
|
// different webrender instances.
|
|
ClearResources();
|
|
mCompositorBridge = cBridge;
|
|
mCompositorScheduler = aScheduler;
|
|
mApi = aApi;
|
|
mAsyncImageManager = aImageMgr;
|
|
|
|
// Register pipeline to updated AsyncImageManager.
|
|
mAsyncImageManager->AddPipeline(mPipelineId, this);
|
|
|
|
return GetNextWrEpoch(); // Update webrender epoch
|
|
}
|
|
|
|
mozilla::ipc::IPCResult WebRenderBridgeParent::RecvInvalidateRenderedFrame() {
|
|
// This function should only get called in the root WRBP
|
|
MOZ_ASSERT(IsRootWebRenderBridgeParent());
|
|
|
|
InvalidateRenderedFrame();
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult WebRenderBridgeParent::RecvScheduleComposite() {
|
|
// Caller of LayerManager::ScheduleComposite() expects that it trigger
|
|
// composite. Then we do not want to skip generate frame.
|
|
ScheduleForcedGenerateFrame();
|
|
return IPC_OK();
|
|
}
|
|
|
|
void WebRenderBridgeParent::InvalidateRenderedFrame() {
|
|
if (mDestroyed) {
|
|
return;
|
|
}
|
|
|
|
wr::TransactionBuilder fastTxn(mApi, /* aUseSceneBuilderThread */ false);
|
|
fastTxn.InvalidateRenderedFrame();
|
|
mApi->SendTransaction(fastTxn);
|
|
}
|
|
|
|
void WebRenderBridgeParent::ScheduleForcedGenerateFrame() {
|
|
if (mDestroyed) {
|
|
return;
|
|
}
|
|
|
|
InvalidateRenderedFrame();
|
|
ScheduleGenerateFrame();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult WebRenderBridgeParent::RecvCapture() {
|
|
if (!mDestroyed) {
|
|
mApi->Capture();
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult WebRenderBridgeParent::RecvStartCaptureSequence(
|
|
const nsCString& aPath, const uint32_t& aFlags) {
|
|
if (!mDestroyed) {
|
|
mApi->StartCaptureSequence(aPath, aFlags);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult WebRenderBridgeParent::RecvStopCaptureSequence() {
|
|
if (!mDestroyed) {
|
|
mApi->StopCaptureSequence();
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult WebRenderBridgeParent::RecvSyncWithCompositor() {
|
|
FlushSceneBuilds();
|
|
if (RefPtr<WebRenderBridgeParent> root = GetRootWebRenderBridgeParent()) {
|
|
root->FlushFrameGeneration();
|
|
}
|
|
FlushFramePresentation();
|
|
// Finally, we force the AsyncImagePipelineManager to handle all the
|
|
// pipeline updates produced in the last step, so that it frees any
|
|
// unneeded textures. Then we can return from this sync IPC call knowing
|
|
// that we've done everything we can to flush stuff on the compositor.
|
|
mAsyncImageManager->ProcessPipelineUpdates();
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult WebRenderBridgeParent::RecvSetConfirmedTargetAPZC(
|
|
const uint64_t& aBlockId, nsTArray<ScrollableLayerGuid>&& aTargets) {
|
|
for (size_t i = 0; i < aTargets.Length(); i++) {
|
|
// Guard against bad data from hijacked child processes
|
|
if (aTargets[i].mLayersId != GetLayersId()) {
|
|
NS_ERROR(
|
|
"Unexpected layers id in RecvSetConfirmedTargetAPZC; dropping "
|
|
"message...");
|
|
return IPC_FAIL(this, "Bad layers id");
|
|
}
|
|
}
|
|
|
|
if (mDestroyed) {
|
|
return IPC_OK();
|
|
}
|
|
mCompositorBridge->SetConfirmedTargetAPZC(GetLayersId(), aBlockId,
|
|
std::move(aTargets));
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult WebRenderBridgeParent::RecvSetTestSampleTime(
|
|
const TimeStamp& aTime) {
|
|
if (!mCompositorBridge->SetTestSampleTime(GetLayersId(), aTime)) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult WebRenderBridgeParent::RecvLeaveTestMode() {
|
|
if (mDestroyed) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
mCompositorBridge->LeaveTestMode(GetLayersId());
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult WebRenderBridgeParent::RecvGetAnimationValue(
|
|
const uint64_t& aCompositorAnimationsId, OMTAValue* aValue) {
|
|
if (mDestroyed) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
if (RefPtr<OMTASampler> sampler = GetOMTASampler()) {
|
|
Maybe<TimeStamp> testingTimeStamp;
|
|
if (CompositorBridgeParent* cbp = GetRootCompositorBridgeParent()) {
|
|
testingTimeStamp = cbp->GetTestingTimeStamp();
|
|
}
|
|
|
|
sampler->SampleForTesting(testingTimeStamp);
|
|
*aValue = sampler->GetOMTAValue(aCompositorAnimationsId);
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult WebRenderBridgeParent::RecvSetAsyncScrollOffset(
|
|
const ScrollableLayerGuid::ViewID& aScrollId, const float& aX,
|
|
const float& aY) {
|
|
if (mDestroyed) {
|
|
return IPC_OK();
|
|
}
|
|
mCompositorBridge->SetTestAsyncScrollOffset(GetLayersId(), aScrollId,
|
|
CSSPoint(aX, aY));
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult WebRenderBridgeParent::RecvSetAsyncZoom(
|
|
const ScrollableLayerGuid::ViewID& aScrollId, const float& aZoom) {
|
|
if (mDestroyed) {
|
|
return IPC_OK();
|
|
}
|
|
mCompositorBridge->SetTestAsyncZoom(GetLayersId(), aScrollId,
|
|
LayerToParentLayerScale(aZoom));
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult WebRenderBridgeParent::RecvFlushApzRepaints() {
|
|
if (mDestroyed) {
|
|
return IPC_OK();
|
|
}
|
|
mCompositorBridge->FlushApzRepaints(GetLayersId());
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult WebRenderBridgeParent::RecvGetAPZTestData(
|
|
APZTestData* aOutData) {
|
|
mCompositorBridge->GetAPZTestData(GetLayersId(), aOutData);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult WebRenderBridgeParent::RecvGetFrameUniformity(
|
|
FrameUniformityData* aOutData) {
|
|
mCompositorBridge->GetFrameUniformity(GetLayersId(), aOutData);
|
|
return IPC_OK();
|
|
}
|
|
|
|
void WebRenderBridgeParent::ActorDestroy(ActorDestroyReason aWhy) { Destroy(); }
|
|
|
|
void WebRenderBridgeParent::ResetPreviousSampleTime() {
|
|
if (RefPtr<OMTASampler> sampler = GetOMTASampler()) {
|
|
sampler->ResetPreviousSampleTime();
|
|
}
|
|
}
|
|
|
|
RefPtr<OMTASampler> WebRenderBridgeParent::GetOMTASampler() const {
|
|
CompositorBridgeParent* cbp = GetRootCompositorBridgeParent();
|
|
if (!cbp) {
|
|
return nullptr;
|
|
}
|
|
return cbp->GetOMTASampler();
|
|
}
|
|
|
|
void WebRenderBridgeParent::SetOMTASampleTime() {
|
|
MOZ_ASSERT(IsRootWebRenderBridgeParent());
|
|
if (RefPtr<OMTASampler> sampler = GetOMTASampler()) {
|
|
sampler->SetSampleTime(mCompositorScheduler->GetLastComposeTime().Time());
|
|
}
|
|
}
|
|
|
|
void WebRenderBridgeParent::CompositeIfNeeded() {
|
|
if (mSkippedComposite) {
|
|
mSkippedComposite = false;
|
|
if (mCompositorScheduler) {
|
|
mCompositorScheduler->ScheduleComposition();
|
|
}
|
|
}
|
|
}
|
|
|
|
void WebRenderBridgeParent::CompositeToTarget(VsyncId aId,
|
|
gfx::DrawTarget* aTarget,
|
|
const gfx::IntRect* aRect) {
|
|
// This function should only get called in the root WRBP
|
|
MOZ_ASSERT(IsRootWebRenderBridgeParent());
|
|
|
|
// The two arguments are part of the CompositorVsyncSchedulerOwner API but in
|
|
// this implementation they should never be non-null.
|
|
MOZ_ASSERT(aTarget == nullptr);
|
|
MOZ_ASSERT(aRect == nullptr);
|
|
|
|
AUTO_PROFILER_TRACING_MARKER("Paint", "CompositeToTarget", GRAPHICS);
|
|
if (mPaused || !mReceivedDisplayList) {
|
|
ResetPreviousSampleTime();
|
|
mCompositionOpportunityId = mCompositionOpportunityId.Next();
|
|
PROFILER_MARKER_TEXT("SkippedComposite", GRAPHICS, {},
|
|
mPaused ? "Paused"_ns : "No display list"_ns);
|
|
return;
|
|
}
|
|
|
|
if (mSkippedComposite ||
|
|
wr::RenderThread::Get()->TooManyPendingFrames(mApi->GetId())) {
|
|
// Render thread is busy, try next time.
|
|
mSkippedComposite = true;
|
|
ResetPreviousSampleTime();
|
|
|
|
// Record that we skipped presenting a frame for
|
|
// all pending transactions that have finished scene building.
|
|
for (auto& id : mPendingTransactionIds) {
|
|
if (id.mSceneBuiltTime) {
|
|
id.mSkippedComposites++;
|
|
}
|
|
}
|
|
|
|
PROFILER_MARKER_TEXT("SkippedComposite", GRAPHICS, {},
|
|
"Too many pending frames");
|
|
return;
|
|
}
|
|
|
|
mCompositionOpportunityId = mCompositionOpportunityId.Next();
|
|
MaybeGenerateFrame(aId, /* aForceGenerateFrame */ false);
|
|
}
|
|
|
|
TimeDuration WebRenderBridgeParent::GetVsyncInterval() const {
|
|
// This function should only get called in the root WRBP
|
|
MOZ_ASSERT(IsRootWebRenderBridgeParent());
|
|
if (CompositorBridgeParent* cbp = GetRootCompositorBridgeParent()) {
|
|
return cbp->GetVsyncInterval();
|
|
}
|
|
return TimeDuration();
|
|
}
|
|
|
|
void WebRenderBridgeParent::MaybeGenerateFrame(VsyncId aId,
|
|
bool aForceGenerateFrame) {
|
|
// This function should only get called in the root WRBP
|
|
MOZ_ASSERT(IsRootWebRenderBridgeParent());
|
|
|
|
if (CompositorBridgeParent* cbp = GetRootCompositorBridgeParent()) {
|
|
// Skip WR render during paused state.
|
|
if (cbp->IsPaused()) {
|
|
TimeStamp now = TimeStamp::NowUnfuzzed();
|
|
PROFILER_MARKER_TEXT("SkippedComposite", GRAPHICS,
|
|
MarkerTiming::InstantAt(now),
|
|
"CompositorBridgeParent is paused");
|
|
cbp->NotifyPipelineRendered(mPipelineId, mWrEpoch, VsyncId(), now, now,
|
|
now);
|
|
return;
|
|
}
|
|
}
|
|
|
|
TimeStamp start = TimeStamp::Now();
|
|
|
|
// Ensure GenerateFrame is handled on the render backend thread rather
|
|
// than going through the scene builder thread. That way we continue
|
|
// generating frames with the old scene even during slow scene builds.
|
|
wr::TransactionBuilder fastTxn(mApi, false /* useSceneBuilderThread */);
|
|
// Handle transaction that is related to DisplayList.
|
|
wr::TransactionBuilder sceneBuilderTxn(mApi);
|
|
wr::AutoTransactionSender sender(mApi, &sceneBuilderTxn);
|
|
|
|
mAsyncImageManager->SetCompositionInfo(start, mCompositionOpportunityId);
|
|
mAsyncImageManager->ApplyAsyncImagesOfImageBridge(sceneBuilderTxn, fastTxn);
|
|
mAsyncImageManager->SetCompositionInfo(TimeStamp(),
|
|
CompositionOpportunityId{});
|
|
|
|
if (!mAsyncImageManager->GetCompositeUntilTime().IsNull()) {
|
|
// Trigger another CompositeToTarget() call because there might be another
|
|
// frame that we want to generate after this one.
|
|
// It will check if we actually want to generate the frame or not.
|
|
mCompositorScheduler->ScheduleComposition();
|
|
}
|
|
|
|
bool generateFrame = mAsyncImageManager->GetAndResetWillGenerateFrame() ||
|
|
!fastTxn.IsEmpty() || aForceGenerateFrame;
|
|
|
|
if (!generateFrame) {
|
|
// Could skip generating frame now.
|
|
PROFILER_MARKER_TEXT("SkippedComposite", GRAPHICS,
|
|
MarkerTiming::InstantAt(start),
|
|
"No reason to generate frame");
|
|
ResetPreviousSampleTime();
|
|
return;
|
|
}
|
|
|
|
if (RefPtr<OMTASampler> sampler = GetOMTASampler()) {
|
|
if (sampler->HasAnimations()) {
|
|
ScheduleGenerateFrame();
|
|
}
|
|
}
|
|
|
|
SetOMTASampleTime();
|
|
SetAPZSampleTime();
|
|
|
|
wr::RenderThread::Get()->IncPendingFrameCount(mApi->GetId(), aId, start);
|
|
|
|
#if defined(ENABLE_FRAME_LATENCY_LOG)
|
|
auto startTime = TimeStamp::Now();
|
|
mApi->SetFrameStartTime(startTime);
|
|
#endif
|
|
|
|
MOZ_ASSERT(generateFrame);
|
|
fastTxn.GenerateFrame(aId);
|
|
mApi->SendTransaction(fastTxn);
|
|
|
|
#if defined(MOZ_WIDGET_ANDROID)
|
|
MaybeCaptureScreenPixels();
|
|
#endif
|
|
|
|
mMostRecentComposite = TimeStamp::Now();
|
|
|
|
// During disabling native compositor, webrender needs to render twice.
|
|
// Otherwise, browser flashes black.
|
|
// XXX better fix?
|
|
if (mDisablingNativeCompositor) {
|
|
mDisablingNativeCompositor = false;
|
|
|
|
// Ensure we generate and render a frame immediately.
|
|
ScheduleForcedGenerateFrame();
|
|
}
|
|
}
|
|
|
|
void WebRenderBridgeParent::HoldPendingTransactionId(
|
|
const wr::Epoch& aWrEpoch, TransactionId aTransactionId,
|
|
bool aContainsSVGGroup, const VsyncId& aVsyncId,
|
|
const TimeStamp& aVsyncStartTime, const TimeStamp& aRefreshStartTime,
|
|
const TimeStamp& aTxnStartTime, const nsCString& aTxnURL,
|
|
const TimeStamp& aFwdTime, const bool aIsFirstPaint,
|
|
nsTArray<CompositionPayload>&& aPayloads, const bool aUseForTelemetry) {
|
|
MOZ_ASSERT(aTransactionId > LastPendingTransactionId());
|
|
mPendingTransactionIds.push_back(PendingTransactionId(
|
|
aWrEpoch, aTransactionId, aContainsSVGGroup, aVsyncId, aVsyncStartTime,
|
|
aRefreshStartTime, aTxnStartTime, aTxnURL, aFwdTime, aIsFirstPaint,
|
|
aUseForTelemetry, std::move(aPayloads)));
|
|
}
|
|
|
|
TransactionId WebRenderBridgeParent::LastPendingTransactionId() {
|
|
TransactionId id{0};
|
|
if (!mPendingTransactionIds.empty()) {
|
|
id = mPendingTransactionIds.back().mId;
|
|
}
|
|
return id;
|
|
}
|
|
|
|
void WebRenderBridgeParent::NotifySceneBuiltForEpoch(
|
|
const wr::Epoch& aEpoch, const TimeStamp& aEndTime) {
|
|
for (auto& id : mPendingTransactionIds) {
|
|
if (id.mEpoch.mHandle == aEpoch.mHandle) {
|
|
id.mSceneBuiltTime = aEndTime;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
void WebRenderBridgeParent::NotifyDidSceneBuild(
|
|
RefPtr<const wr::WebRenderPipelineInfo> aInfo) {
|
|
MOZ_ASSERT(IsRootWebRenderBridgeParent());
|
|
if (!mCompositorScheduler) {
|
|
return;
|
|
}
|
|
|
|
mAsyncImageManager->SetWillGenerateFrame();
|
|
|
|
// If the scheduler has a composite more recent than our last composite (which
|
|
// we missed), and we're within the threshold ms of the last vsync, then
|
|
// kick of a late composite.
|
|
TimeStamp lastVsync = mCompositorScheduler->GetLastVsyncTime();
|
|
VsyncId lastVsyncId = mCompositorScheduler->GetLastVsyncId();
|
|
if (lastVsyncId == VsyncId() || !mMostRecentComposite ||
|
|
mMostRecentComposite >= lastVsync ||
|
|
((TimeStamp::Now() - lastVsync).ToMilliseconds() >
|
|
StaticPrefs::gfx_webrender_late_scenebuild_threshold())) {
|
|
mCompositorScheduler->ScheduleComposition();
|
|
return;
|
|
}
|
|
|
|
// Look through all the pipelines contained within the built scene
|
|
// and check which vsync they initiated from.
|
|
const auto& info = aInfo->Raw();
|
|
for (const auto& epoch : info.epochs) {
|
|
WebRenderBridgeParent* wrBridge = this;
|
|
if (!(epoch.pipeline_id == PipelineId())) {
|
|
wrBridge = mAsyncImageManager->GetWrBridge(epoch.pipeline_id);
|
|
}
|
|
|
|
if (wrBridge) {
|
|
VsyncId startId = wrBridge->GetVsyncIdForEpoch(epoch.epoch);
|
|
// If any of the pipelines started building on the current vsync (i.e
|
|
// we did all of display list building and scene building within the
|
|
// threshold), then don't do an early composite.
|
|
if (startId == lastVsyncId) {
|
|
mCompositorScheduler->ScheduleComposition();
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
CompositeToTarget(mCompositorScheduler->GetLastVsyncId(), nullptr, nullptr);
|
|
}
|
|
|
|
Maybe<TransactionId> WebRenderBridgeParent::FlushTransactionIdsForEpoch(
|
|
const wr::Epoch& aEpoch, const VsyncId& aCompositeStartId,
|
|
const TimeStamp& aCompositeStartTime, const TimeStamp& aRenderStartTime,
|
|
const TimeStamp& aEndTime, UiCompositorControllerParent* aUiController,
|
|
wr::RendererStats* aStats, nsTArray<FrameStats>* aOutputStats) {
|
|
Maybe<TransactionId> id = Nothing();
|
|
while (!mPendingTransactionIds.empty()) {
|
|
const auto& transactionId = mPendingTransactionIds.front();
|
|
|
|
if (aEpoch.mHandle < transactionId.mEpoch.mHandle) {
|
|
break;
|
|
}
|
|
|
|
if (!IsRootWebRenderBridgeParent() && !mVsyncRate.IsZero() &&
|
|
transactionId.mUseForTelemetry) {
|
|
auto fullPaintTime =
|
|
transactionId.mSceneBuiltTime
|
|
? transactionId.mSceneBuiltTime - transactionId.mTxnStartTime
|
|
: TimeDuration::FromMilliseconds(0);
|
|
|
|
int32_t contentFrameTime = RecordContentFrameTime(
|
|
transactionId.mVsyncId, transactionId.mVsyncStartTime,
|
|
transactionId.mTxnStartTime, aCompositeStartId, aEndTime,
|
|
fullPaintTime, mVsyncRate, transactionId.mContainsSVGGroup, true,
|
|
aStats);
|
|
if (contentFrameTime > 200) {
|
|
aOutputStats->AppendElement(FrameStats(
|
|
transactionId.mId, aCompositeStartTime, aRenderStartTime, aEndTime,
|
|
contentFrameTime,
|
|
aStats ? (double(aStats->resource_upload_time) / 1000000.0) : 0.0,
|
|
aStats ? (double(aStats->gpu_cache_upload_time) / 1000000.0) : 0.0,
|
|
transactionId.mTxnStartTime, transactionId.mRefreshStartTime,
|
|
transactionId.mFwdTime, transactionId.mSceneBuiltTime,
|
|
transactionId.mSkippedComposites, transactionId.mTxnURL));
|
|
}
|
|
}
|
|
|
|
#if defined(ENABLE_FRAME_LATENCY_LOG)
|
|
if (transactionId.mRefreshStartTime) {
|
|
int32_t latencyMs =
|
|
lround((aEndTime - transactionId.mRefreshStartTime).ToMilliseconds());
|
|
printf_stderr(
|
|
"From transaction start to end of generate frame latencyMs %d this "
|
|
"%p\n",
|
|
latencyMs, this);
|
|
}
|
|
if (transactionId.mFwdTime) {
|
|
int32_t latencyMs =
|
|
lround((aEndTime - transactionId.mFwdTime).ToMilliseconds());
|
|
printf_stderr(
|
|
"From forwarding transaction to end of generate frame latencyMs %d "
|
|
"this %p\n",
|
|
latencyMs, this);
|
|
}
|
|
#endif
|
|
|
|
if (aUiController && transactionId.mIsFirstPaint) {
|
|
aUiController->NotifyFirstPaint();
|
|
}
|
|
|
|
RecordCompositionPayloadsPresented(aEndTime, transactionId.mPayloads);
|
|
|
|
id = Some(transactionId.mId);
|
|
mPendingTransactionIds.pop_front();
|
|
}
|
|
return id;
|
|
}
|
|
|
|
LayersId WebRenderBridgeParent::GetLayersId() const {
|
|
return wr::AsLayersId(mPipelineId);
|
|
}
|
|
|
|
void WebRenderBridgeParent::ScheduleGenerateFrame() {
|
|
if (mCompositorScheduler) {
|
|
mAsyncImageManager->SetWillGenerateFrame();
|
|
mCompositorScheduler->ScheduleComposition();
|
|
}
|
|
}
|
|
|
|
void WebRenderBridgeParent::FlushRendering(bool aWaitForPresent) {
|
|
if (mDestroyed) {
|
|
return;
|
|
}
|
|
|
|
// This gets called during e.g. window resizes, so we need to flush the
|
|
// scene (which has the display list at the new window size).
|
|
FlushSceneBuilds();
|
|
FlushFrameGeneration();
|
|
if (aWaitForPresent) {
|
|
FlushFramePresentation();
|
|
}
|
|
}
|
|
|
|
void WebRenderBridgeParent::SetClearColor(const gfx::DeviceColor& aColor) {
|
|
MOZ_ASSERT(IsRootWebRenderBridgeParent());
|
|
|
|
if (!IsRootWebRenderBridgeParent() || mDestroyed) {
|
|
return;
|
|
}
|
|
|
|
mApi->SetClearColor(aColor);
|
|
}
|
|
|
|
void WebRenderBridgeParent::Pause() {
|
|
MOZ_ASSERT(IsRootWebRenderBridgeParent());
|
|
|
|
if (!IsRootWebRenderBridgeParent() || mDestroyed) {
|
|
return;
|
|
}
|
|
|
|
mApi->Pause();
|
|
mPaused = true;
|
|
}
|
|
|
|
bool WebRenderBridgeParent::Resume() {
|
|
MOZ_ASSERT(IsRootWebRenderBridgeParent());
|
|
|
|
if (!IsRootWebRenderBridgeParent() || mDestroyed) {
|
|
return false;
|
|
}
|
|
|
|
if (!mApi->Resume()) {
|
|
return false;
|
|
}
|
|
|
|
// Ensure we generate and render a frame immediately.
|
|
ScheduleForcedGenerateFrame();
|
|
|
|
mPaused = false;
|
|
return true;
|
|
}
|
|
|
|
void WebRenderBridgeParent::ClearResources() {
|
|
if (!mApi) {
|
|
return;
|
|
}
|
|
|
|
wr::Epoch wrEpoch = GetNextWrEpoch();
|
|
mReceivedDisplayList = false;
|
|
// Schedule generate frame to clean up Pipeline
|
|
ScheduleGenerateFrame();
|
|
|
|
// WrFontKeys and WrImageKeys are deleted during WebRenderAPI destruction.
|
|
for (const auto& entry : mTextureHosts) {
|
|
WebRenderTextureHost* wrTexture = entry.second->AsWebRenderTextureHost();
|
|
MOZ_ASSERT(wrTexture);
|
|
if (wrTexture) {
|
|
mAsyncImageManager->HoldExternalImage(mPipelineId, wrEpoch, wrTexture);
|
|
}
|
|
}
|
|
mTextureHosts.clear();
|
|
|
|
for (const auto& entry : mSharedSurfaceIds) {
|
|
mAsyncImageManager->HoldExternalImage(mPipelineId, mWrEpoch, entry.second);
|
|
}
|
|
mSharedSurfaceIds.clear();
|
|
|
|
mAsyncImageManager->RemovePipeline(mPipelineId, wrEpoch);
|
|
|
|
wr::TransactionBuilder txn(mApi);
|
|
txn.SetLowPriority(true);
|
|
txn.ClearDisplayList(wrEpoch, mPipelineId);
|
|
|
|
for (const auto& entry : mAsyncCompositables) {
|
|
wr::PipelineId pipelineId = wr::AsPipelineId(entry.first);
|
|
RefPtr<WebRenderImageHost> host = entry.second;
|
|
host->ClearWrBridge(pipelineId, this);
|
|
mAsyncImageManager->RemoveAsyncImagePipeline(pipelineId, txn);
|
|
txn.RemovePipeline(pipelineId);
|
|
}
|
|
mAsyncCompositables.clear();
|
|
txn.RemovePipeline(mPipelineId);
|
|
mApi->SendTransaction(txn);
|
|
|
|
ClearAnimationResources();
|
|
|
|
if (IsRootWebRenderBridgeParent()) {
|
|
mCompositorScheduler->Destroy();
|
|
}
|
|
|
|
mCompositorScheduler = nullptr;
|
|
mAsyncImageManager = nullptr;
|
|
mApi = nullptr;
|
|
mCompositorBridge = nullptr;
|
|
}
|
|
|
|
void WebRenderBridgeParent::ClearAnimationResources() {
|
|
if (RefPtr<OMTASampler> sampler = GetOMTASampler()) {
|
|
sampler->ClearActiveAnimations(mActiveAnimations);
|
|
}
|
|
mActiveAnimations.clear();
|
|
std::queue<CompositorAnimationIdsForEpoch>().swap(
|
|
mCompositorAnimationsToDelete); // clear queue
|
|
}
|
|
|
|
bool WebRenderBridgeParent::ShouldParentObserveEpoch() {
|
|
if (mParentLayersObserverEpoch == mChildLayersObserverEpoch) {
|
|
return false;
|
|
}
|
|
|
|
mParentLayersObserverEpoch = mChildLayersObserverEpoch;
|
|
return true;
|
|
}
|
|
|
|
void WebRenderBridgeParent::SendAsyncMessage(
|
|
const nsTArray<AsyncParentMessageData>& aMessage) {
|
|
MOZ_ASSERT_UNREACHABLE("unexpected to be called");
|
|
}
|
|
|
|
void WebRenderBridgeParent::SendPendingAsyncMessages() {
|
|
MOZ_ASSERT(mCompositorBridge);
|
|
mCompositorBridge->SendPendingAsyncMessages();
|
|
}
|
|
|
|
void WebRenderBridgeParent::SetAboutToSendAsyncMessages() {
|
|
MOZ_ASSERT(mCompositorBridge);
|
|
mCompositorBridge->SetAboutToSendAsyncMessages();
|
|
}
|
|
|
|
void WebRenderBridgeParent::NotifyNotUsed(PTextureParent* aTexture,
|
|
uint64_t aTransactionId) {
|
|
MOZ_ASSERT_UNREACHABLE("unexpected to be called");
|
|
}
|
|
|
|
base::ProcessId WebRenderBridgeParent::GetChildProcessId() {
|
|
return OtherPid();
|
|
}
|
|
|
|
bool WebRenderBridgeParent::IsSameProcess() const {
|
|
return OtherPid() == base::GetCurrentProcId();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult WebRenderBridgeParent::RecvNewCompositable(
|
|
const CompositableHandle& aHandle, const TextureInfo& aInfo) {
|
|
if (mDestroyed) {
|
|
return IPC_OK();
|
|
}
|
|
if (!AddCompositable(aHandle, aInfo, /* aUseWebRender */ true)) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult WebRenderBridgeParent::RecvReleaseCompositable(
|
|
const CompositableHandle& aHandle) {
|
|
if (mDestroyed) {
|
|
return IPC_OK();
|
|
}
|
|
ReleaseCompositable(aHandle);
|
|
return IPC_OK();
|
|
}
|
|
|
|
TextureFactoryIdentifier WebRenderBridgeParent::GetTextureFactoryIdentifier() {
|
|
MOZ_ASSERT(mApi);
|
|
|
|
TextureFactoryIdentifier ident(
|
|
mApi->GetBackendType(), mApi->GetCompositorType(), XRE_GetProcessType(),
|
|
mApi->GetMaxTextureSize(), false, mApi->GetUseANGLE(),
|
|
mApi->GetUseDComp(), mAsyncImageManager->UseCompositorWnd(), false, false,
|
|
false, mApi->GetSyncHandle());
|
|
return ident;
|
|
}
|
|
|
|
wr::Epoch WebRenderBridgeParent::GetNextWrEpoch() {
|
|
MOZ_RELEASE_ASSERT(mWrEpoch.mHandle != UINT32_MAX);
|
|
mWrEpoch.mHandle++;
|
|
return mWrEpoch;
|
|
}
|
|
|
|
void WebRenderBridgeParent::RollbackWrEpoch() {
|
|
MOZ_RELEASE_ASSERT(mWrEpoch.mHandle != 0);
|
|
mWrEpoch.mHandle--;
|
|
}
|
|
|
|
void WebRenderBridgeParent::ExtractImageCompositeNotifications(
|
|
nsTArray<ImageCompositeNotificationInfo>* aNotifications) {
|
|
MOZ_ASSERT(IsRootWebRenderBridgeParent());
|
|
if (mDestroyed) {
|
|
return;
|
|
}
|
|
mAsyncImageManager->FlushImageNotifications(aNotifications);
|
|
}
|
|
|
|
RefPtr<WebRenderBridgeParentRef>
|
|
WebRenderBridgeParent::GetWebRenderBridgeParentRef() {
|
|
if (mDestroyed) {
|
|
return nullptr;
|
|
}
|
|
|
|
if (!mWebRenderBridgeRef) {
|
|
mWebRenderBridgeRef = new WebRenderBridgeParentRef(this);
|
|
}
|
|
return mWebRenderBridgeRef;
|
|
}
|
|
|
|
WebRenderBridgeParentRef::WebRenderBridgeParentRef(
|
|
WebRenderBridgeParent* aWebRenderBridge)
|
|
: mWebRenderBridge(aWebRenderBridge) {
|
|
MOZ_ASSERT(CompositorThreadHolder::IsInCompositorThread());
|
|
MOZ_ASSERT(mWebRenderBridge);
|
|
}
|
|
|
|
RefPtr<WebRenderBridgeParent> WebRenderBridgeParentRef::WrBridge() {
|
|
return mWebRenderBridge;
|
|
}
|
|
|
|
void WebRenderBridgeParentRef::Clear() {
|
|
MOZ_ASSERT(CompositorThreadHolder::IsInCompositorThread());
|
|
mWebRenderBridge = nullptr;
|
|
}
|
|
|
|
WebRenderBridgeParentRef::~WebRenderBridgeParentRef() {
|
|
MOZ_ASSERT(CompositorThreadHolder::IsInCompositorThread());
|
|
MOZ_ASSERT(!mWebRenderBridge);
|
|
}
|
|
|
|
} // namespace layers
|
|
} // namespace mozilla
|