void RenderTraceLayers(Layer *aLayer, const char *aColor, const gfx3DMatrix aRootTransform, bool aReset) { if (!aLayer) return; gfx3DMatrix trans = aRootTransform * aLayer->GetTransform(); trans.ProjectTo2D(); nsIntRect clipRect = aLayer->GetEffectiveVisibleRegion().GetBounds(); gfxRect rect(clipRect.x, clipRect.y, clipRect.width, clipRect.height); trans.TransformBounds(rect); if (strcmp(aLayer->Name(), "ContainerLayer") != 0 && strcmp(aLayer->Name(), "ContainerLayerComposite") != 0) { printf_stderr("%s RENDERTRACE %u rect #%02X%s %i %i %i %i\n", aLayer->Name(), (int)PR_IntervalNow(), colorId, aColor, (int)rect.x, (int)rect.y, (int)rect.width, (int)rect.height); } colorId++; for (Layer* child = aLayer->GetFirstChild(); child; child = child->GetNextSibling()) { RenderTraceLayers(child, aColor, aRootTransform, false); } if (aReset) colorId = 0; }
void CompositorParent::CompositeToTarget(DrawTarget* aTarget, const nsIntRect* aRect) { profiler_tracing("Paint", "Composite", TRACING_INTERVAL_START); PROFILER_LABEL("CompositorParent", "Composite", js::ProfileEntry::Category::GRAPHICS); MOZ_ASSERT(IsInCompositorThread(), "Composite can only be called on the compositor thread"); #ifdef COMPOSITOR_PERFORMANCE_WARNING TimeDuration scheduleDelta = TimeStamp::Now() - mExpectedComposeStartTime; if (scheduleDelta > TimeDuration::FromMilliseconds(2) || scheduleDelta < TimeDuration::FromMilliseconds(-2)) { printf_stderr("Compositor: Compose starting off schedule by %4.1f ms\n", scheduleDelta.ToMilliseconds()); } #endif mLastCompose = TimeStamp::Now(); if (!CanComposite()) { DidComposite(); return; } AutoResolveRefLayers resolve(mCompositionManager); if (aTarget) { mLayerManager->BeginTransactionWithDrawTarget(aTarget, *aRect); } else { mLayerManager->BeginTransaction(); } if (mForceCompositionTask && !mOverrideComposeReadiness) { if (mCompositionManager->ReadyForCompose()) { mForceCompositionTask->Cancel(); mForceCompositionTask = nullptr; } else { return; } } TimeStamp time = mIsTesting ? mTestTime : mLastCompose; bool requestNextFrame = mCompositionManager->TransformShadowTree(time); if (requestNextFrame) { ScheduleComposition(); } RenderTraceLayers(mLayerManager->GetRoot(), "0000"); mCompositionManager->ComputeRotation(); #ifdef MOZ_DUMP_PAINTING static bool gDumpCompositorTree = false; if (gDumpCompositorTree) { printf_stderr("Painting --- compositing layer tree:\n"); mLayerManager->Dump(); } #endif mLayerManager->SetDebugOverlayWantsNextFrame(false); mLayerManager->EndEmptyTransaction(); if (!aTarget) { DidComposite(); } if (mLayerManager->DebugOverlayWantsNextFrame()) { ScheduleComposition(); } #ifdef COMPOSITOR_PERFORMANCE_WARNING TimeDuration executionTime = TimeStamp::Now() - mLastCompose; TimeDuration frameBudget = TimeDuration::FromMilliseconds(15); int32_t frameRate = CalculateCompositionFrameRate(); if (frameRate > 0) { frameBudget = TimeDuration::FromSeconds(1.0 / frameRate); } if (executionTime > frameBudget) { printf_stderr("Compositor: Composite execution took %4.1f ms\n", executionTime.ToMilliseconds()); } #endif // 0 -> Full-tilt composite if (gfxPrefs::LayersCompositionFrameRate() == 0 || mLayerManager->GetCompositor()->GetDiagnosticTypes() & DiagnosticTypes::FLASH_BORDERS) { // Special full-tilt composite mode for performance testing ScheduleComposition(); } profiler_tracing("Paint", "Composite", TRACING_INTERVAL_END); }