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Add paint metrics to Performance Timeline API

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This commit is contained in:
Fernando Jiménez Moreno 2017-08-14 18:41:32 +02:00
parent 1c9c0334ba
commit 2d0037f195
15 changed files with 152 additions and 20 deletions
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22
components/script/script_thread.rs
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@ -49,6 +49,8 @@ use dom::htmlanchorelement::HTMLAnchorElement;
use dom::htmliframeelement::{HTMLIFrameElement, NavigationType};
use dom::mutationobserver::MutationObserver;
use dom::node::{Node, NodeDamage, window_from_node, from_untrusted_node_address};
use dom::performanceentry::PerformanceEntry;
use dom::performancepainttiming::PerformancePaintTiming;
use dom::serviceworker::TrustedServiceWorkerAddress;
use dom::serviceworkerregistration::ServiceWorkerRegistration;
use dom::servoparser::{ParserContext, ServoParser};
@ -85,7 +87,7 @@ use profile_traits::time::{self, ProfilerCategory, profile};
use script_layout_interface::message::{self, Msg, NewLayoutThreadInfo, ReflowQueryType};
use script_runtime::{CommonScriptMsg, ScriptChan, ScriptThreadEventCategory};
use script_runtime::{ScriptPort, StackRootTLS, get_reports, new_rt_and_cx};
use script_traits::{CompositorEvent, ConstellationControlMsg};
use script_traits::{CompositorEvent, ConstellationControlMsg, PaintMetricType};
use script_traits::{DocumentActivity, DiscardBrowsingContext, EventResult};
use script_traits::{InitialScriptState, LayoutMsg, LoadData, MouseButton, MouseEventType, MozBrowserEvent};
use script_traits::{NewLayoutInfo, ScriptToConstellationChan, ScriptMsg, UpdatePipelineIdReason};
@ -1261,6 +1263,8 @@ impl ScriptThread {
self.handle_exit_pipeline_msg(pipeline_id, discard_browsing_context),
ConstellationControlMsg::WebVREvents(pipeline_id, events) =>
self.handle_webvr_events(pipeline_id, events),
ConstellationControlMsg::PaintMetric(pipeline_id, metric_type, metric_value) =>
self.handle_paint_metric(pipeline_id, metric_type, metric_value),
msg @ ConstellationControlMsg::AttachLayout(..) |
msg @ ConstellationControlMsg::Viewport(..) |
msg @ ConstellationControlMsg::SetScrollState(..) |
@ -1482,7 +1486,8 @@ impl ScriptThread {
layout_threads: layout_threads,
paint_time_metrics: PaintTimeMetrics::new(new_pipeline_id,
self.time_profiler_chan.clone(),
self.layout_to_constellation_chan.clone()),
self.layout_to_constellation_chan.clone(),
self.control_chan.clone()),
});
// Pick a layout thread, any layout thread
@ -2485,6 +2490,19 @@ impl ScriptThread {
}
}
fn handle_paint_metric(&self,
pipeline_id: PipelineId,
metric_type: PaintMetricType,
metric_value: f64) {
let window = self.documents.borrow().find_window(pipeline_id);
if let Some(window) = window {
let entry = PerformancePaintTiming::new(&window.upcast::<GlobalScope>(),
metric_type, metric_value);
window.Performance().queue_entry(&entry.upcast::<PerformanceEntry>(),
true /* buffer performance entry */);
}
}
pub fn enqueue_microtask(job: Microtask) {
SCRIPT_THREAD_ROOT.with(|root| {
let script_thread = unsafe { &*root.get().unwrap() };