| /* |
| * Copyright (C) 2019 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
| * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| * THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| WI.CPUTimelineView = class CPUTimelineView extends WI.TimelineView |
| { |
| constructor(timeline, extraArguments) |
| { |
| console.assert(timeline.type === WI.TimelineRecord.Type.CPU, timeline); |
| |
| super(timeline, extraArguments); |
| |
| this._recording = extraArguments.recording; |
| |
| this.element.classList.add("cpu"); |
| |
| this._sectionLimit = CPUTimelineView.defaultSectionLimit; |
| |
| this._statisticsData = null; |
| this._secondsPerPixelInLayout = undefined; |
| this._visibleRecordsInLayout = []; |
| this._discontinuitiesInLayout = []; |
| |
| this._stickingOverlay = false; |
| this._overlayRecord = null; |
| this._overlayTime = NaN; |
| |
| timeline.addEventListener(WI.Timeline.Event.RecordAdded, this._cpuTimelineRecordAdded, this); |
| } |
| |
| // Static |
| |
| static displayNameForSampleType(type) |
| { |
| switch (type) { |
| case WI.CPUTimelineView.SampleType.Script: |
| return WI.UIString("Script"); |
| case WI.CPUTimelineView.SampleType.Layout: |
| return WI.UIString("Layout"); |
| case WI.CPUTimelineView.SampleType.Paint: |
| return WI.UIString("Paint"); |
| case WI.CPUTimelineView.SampleType.Style: |
| return WI.UIString("Style Resolution"); |
| } |
| console.error("Unknown sample type", type); |
| } |
| |
| static get cpuUsageViewHeight() { return 135; } |
| static get threadCPUUsageViewHeight() { return 65; } |
| static get indicatorViewHeight() { return 15; } |
| |
| static get lowEnergyThreshold() { return 3; } |
| static get mediumEnergyThreshold() { return 30; } |
| static get highEnergyThreshold() { return 100; } |
| |
| static get lowEnergyGraphBoundary() { return 10; } |
| static get mediumEnergyGraphBoundary() { return 70; } |
| static get highEnergyGraphBoundary() { return 100; } |
| |
| static get defaultSectionLimit() { return 5; } |
| |
| // Public |
| |
| shown() |
| { |
| super.shown(); |
| |
| if (this._timelineRuler) |
| this._timelineRuler.updateLayout(WI.View.LayoutReason.Resize); |
| } |
| |
| closed() |
| { |
| console.assert(this.representedObject instanceof WI.Timeline); |
| this.representedObject.removeEventListener(null, null, this); |
| } |
| |
| reset() |
| { |
| super.reset(); |
| |
| this._resetSourcesFilters(); |
| |
| this.clear(); |
| } |
| |
| clear() |
| { |
| if (!this.didInitialLayout) |
| return; |
| |
| this._breakdownChart.clear(); |
| this._breakdownChart.needsLayout(); |
| this._clearBreakdownLegend(); |
| |
| this._energyChart.clear(); |
| this._energyChart.needsLayout(); |
| this._clearEnergyImpactText(); |
| |
| this._clearStatistics(); |
| this._clearSources(); |
| |
| function clearUsageView(view) { |
| view.clear(); |
| |
| let markersElement = view.chart.element.querySelector(".markers"); |
| if (markersElement) |
| markersElement.remove(); |
| } |
| |
| clearUsageView(this._cpuUsageView); |
| clearUsageView(this._mainThreadUsageView); |
| clearUsageView(this._webkitThreadUsageView); |
| clearUsageView(this._unknownThreadUsageView); |
| |
| this._removeWorkerThreadViews(); |
| |
| this._sectionLimit = CPUTimelineView.defaultSectionLimit; |
| |
| this._statisticsData = null; |
| this._secondsPerPixelInLayout = undefined; |
| this._visibleRecordsInLayout = []; |
| this._discontinuitiesInLayout = []; |
| |
| this._stickingOverlay = false; |
| this._hideGraphOverlay(); |
| } |
| |
| // Protected |
| |
| get showsFilterBar() { return false; } |
| |
| get scrollableElements() |
| { |
| return [this.element]; |
| } |
| |
| initialLayout() |
| { |
| this.element.style.setProperty("--cpu-usage-combined-view-height", CPUTimelineView.cpuUsageViewHeight + "px"); |
| this.element.style.setProperty("--cpu-usage-view-height", CPUTimelineView.threadCPUUsageViewHeight + "px"); |
| this.element.style.setProperty("--cpu-usage-indicator-view-height", CPUTimelineView.indicatorViewHeight + "px"); |
| |
| let contentElement = this.element.appendChild(document.createElement("div")); |
| contentElement.classList.add("content"); |
| |
| let overviewElement = contentElement.appendChild(document.createElement("div")); |
| overviewElement.classList.add("overview"); |
| |
| function createChartContainer(parentElement, subtitle, tooltip) { |
| let chartElement = parentElement.appendChild(document.createElement("div")); |
| chartElement.classList.add("chart"); |
| |
| let chartSubtitleElement = chartElement.appendChild(document.createElement("div")); |
| chartSubtitleElement.classList.add("subtitle"); |
| chartSubtitleElement.textContent = subtitle; |
| if (tooltip) |
| chartSubtitleElement.title = tooltip; |
| |
| let chartFlexContainerElement = chartElement.appendChild(document.createElement("div")); |
| chartFlexContainerElement.classList.add("container"); |
| return chartFlexContainerElement; |
| } |
| |
| function appendLegendRow(legendElement, sampleType) { |
| let rowElement = legendElement.appendChild(document.createElement("div")); |
| rowElement.classList.add("row"); |
| |
| let swatchElement = rowElement.appendChild(document.createElement("div")); |
| swatchElement.classList.add("swatch", sampleType); |
| |
| let valueContainer = rowElement.appendChild(document.createElement("div")); |
| |
| let labelElement = valueContainer.appendChild(document.createElement("div")); |
| labelElement.classList.add("label"); |
| labelElement.textContent = WI.CPUTimelineView.displayNameForSampleType(sampleType); |
| |
| let sizeElement = valueContainer.appendChild(document.createElement("div")); |
| sizeElement.classList.add("size"); |
| |
| return sizeElement; |
| } |
| |
| let breakdownChartContainerElement = createChartContainer(overviewElement, WI.UIString("Main Thread"), WI.UIString("Breakdown of time spent on the main thread")); |
| this._breakdownChart = new WI.CircleChart({size: 120, innerRadiusRatio: 0.5}); |
| this._breakdownChart.segments = Object.values(WI.CPUTimelineView.SampleType); |
| this.addSubview(this._breakdownChart); |
| breakdownChartContainerElement.appendChild(this._breakdownChart.element); |
| |
| this._breakdownLegendElement = breakdownChartContainerElement.appendChild(document.createElement("div")); |
| this._breakdownLegendElement.classList.add("legend"); |
| |
| this._breakdownLegendScriptElement = appendLegendRow(this._breakdownLegendElement, WI.CPUTimelineView.SampleType.Script); |
| this._breakdownLegendLayoutElement = appendLegendRow(this._breakdownLegendElement, WI.CPUTimelineView.SampleType.Layout); |
| this._breakdownLegendPaintElement = appendLegendRow(this._breakdownLegendElement, WI.CPUTimelineView.SampleType.Paint); |
| this._breakdownLegendStyleElement = appendLegendRow(this._breakdownLegendElement, WI.CPUTimelineView.SampleType.Style); |
| |
| let dividerElement = overviewElement.appendChild(document.createElement("div")); |
| dividerElement.classList.add("divider"); |
| |
| let energyContainerElement = createChartContainer(overviewElement, WI.UIString("Energy Impact"), WI.UIString("Estimated energy impact.")); |
| energyContainerElement.classList.add("energy"); |
| |
| let energyChartElement = energyContainerElement.parentElement; |
| let energySubtitleElement = energyChartElement.firstChild; |
| let energyInfoElement = energySubtitleElement.appendChild(document.createElement("span")); |
| energyInfoElement.classList.add("info", WI.Popover.IgnoreAutoDismissClassName); |
| energyInfoElement.textContent = "?"; |
| |
| this._energyInfoPopover = null; |
| this._energyInfoPopoverContentElement = null; |
| energyInfoElement.addEventListener("click", (event) => { |
| if (!this._energyInfoPopover) |
| this._energyInfoPopover = new WI.Popover; |
| |
| if (!this._energyInfoPopoverContentElement) { |
| this._energyInfoPopoverContentElement = document.createElement("div"); |
| this._energyInfoPopoverContentElement.className = "energy-info-popover-content"; |
| |
| const precision = 0; |
| let lowPercent = Number.percentageString(CPUTimelineView.lowEnergyThreshold / 100, precision); |
| |
| let p1 = this._energyInfoPopoverContentElement.appendChild(document.createElement("p")); |
| p1.textContent = WI.UIString("Periods of high CPU utilization will rapidly drain battery. Strive to keep idle pages under %s average CPU utilization.").format(lowPercent); |
| |
| let p2 = this._energyInfoPopoverContentElement.appendChild(document.createElement("p")); |
| p2.textContent = WI.UIString("There is an incurred energy penalty each time the page enters script. This commonly happens with timers, event handlers, and observers."); |
| |
| let p3 = this._energyInfoPopoverContentElement.appendChild(document.createElement("p")); |
| p3.textContent = WI.UIString("To improve CPU utilization reduce or batch workloads when the page is not visible or during times when the page is not being interacted with."); |
| } |
| |
| let isRTL = WI.resolvedLayoutDirection() === WI.LayoutDirection.RTL; |
| let preferredEdges = isRTL ? [WI.RectEdge.MAX_Y, WI.RectEdge.MIN_X] : [WI.RectEdge.MAX_Y, WI.RectEdge.MAX_X]; |
| let calculateTargetFrame = () => WI.Rect.rectFromClientRect(energyInfoElement.getBoundingClientRect()).pad(3); |
| |
| this._energyInfoPopover.presentNewContentWithFrame(this._energyInfoPopoverContentElement, calculateTargetFrame(), preferredEdges); |
| this._energyInfoPopover.windowResizeHandler = () => { |
| this._energyInfoPopover.present(calculateTargetFrame(), preferredEdges); |
| }; |
| }); |
| |
| this._energyChart = new WI.GaugeChart({ |
| height: 110, |
| strokeWidth: 20, |
| segments: [ |
| {className: "low", limit: CPUTimelineView.lowEnergyGraphBoundary}, |
| {className: "medium", limit: CPUTimelineView.mediumEnergyGraphBoundary}, |
| {className: "high", limit: CPUTimelineView.highEnergyGraphBoundary}, |
| ] |
| }); |
| this.addSubview(this._energyChart); |
| energyContainerElement.appendChild(this._energyChart.element); |
| |
| let energyTextContainerElement = energyContainerElement.appendChild(document.createElement("div")); |
| |
| this._energyImpactLabelElement = energyTextContainerElement.appendChild(document.createElement("div")); |
| this._energyImpactLabelElement.className = "energy-impact"; |
| |
| this._energyImpactNumberElement = energyTextContainerElement.appendChild(document.createElement("div")); |
| this._energyImpactNumberElement.className = "energy-impact-number"; |
| |
| this._energyImpactDurationElement = energyTextContainerElement.appendChild(document.createElement("div")); |
| this._energyImpactDurationElement.className = "energy-impact-number"; |
| |
| let detailsContainerElement = contentElement.appendChild(document.createElement("div")); |
| detailsContainerElement.classList.add("details"); |
| |
| this._timelineRuler = new WI.TimelineRuler; |
| this._timelineRuler.zeroTime = this.zeroTime; |
| this._timelineRuler.startTime = this.startTime; |
| this._timelineRuler.endTime = this.endTime; |
| |
| this.addSubview(this._timelineRuler); |
| detailsContainerElement.appendChild(this._timelineRuler.element); |
| |
| // Cause the TimelineRuler to layout now so we will have some of its |
| // important properties initialized for our layout. |
| this._timelineRuler.updateLayout(WI.View.LayoutReason.Resize); |
| |
| let detailsSubtitleElement = detailsContainerElement.appendChild(document.createElement("div")); |
| detailsSubtitleElement.classList.add("subtitle"); |
| detailsSubtitleElement.textContent = WI.UIString("CPU Usage"); |
| |
| this._cpuUsageView = new WI.CPUUsageCombinedView(WI.UIString("Total")); |
| this.addSubview(this._cpuUsageView); |
| detailsContainerElement.appendChild(this._cpuUsageView.element); |
| |
| this._cpuUsageView.rangeChart.element.addEventListener("click", this._handleIndicatorClick.bind(this)); |
| |
| this._threadsDetailsElement = detailsContainerElement.appendChild(document.createElement("details")); |
| this._threadsDetailsElement.open = WI.settings.cpuTimelineThreadDetailsExpanded.value; |
| this._threadsDetailsElement.addEventListener("toggle", (event) => { |
| WI.settings.cpuTimelineThreadDetailsExpanded.value = this._threadsDetailsElement.open; |
| if (this._threadsDetailsElement.open) |
| this.updateLayout(WI.CPUTimelineView.LayoutReason.Internal); |
| }); |
| |
| let threadsSubtitleElement = this._threadsDetailsElement.appendChild(document.createElement("summary")); |
| threadsSubtitleElement.classList.add("subtitle", "threads", "expandable"); |
| threadsSubtitleElement.textContent = WI.UIString("Threads"); |
| |
| this._mainThreadUsageView = new WI.CPUUsageView(WI.UIString("Main Thread")); |
| this._mainThreadUsageView.element.classList.add("main-thread"); |
| this.addSubview(this._mainThreadUsageView); |
| this._threadsDetailsElement.appendChild(this._mainThreadUsageView.element); |
| |
| this._webkitThreadUsageView = new WI.CPUUsageView(WI.UIString("WebKit Threads")); |
| this.addSubview(this._webkitThreadUsageView); |
| this._threadsDetailsElement.appendChild(this._webkitThreadUsageView.element); |
| |
| this._unknownThreadUsageView = new WI.CPUUsageView(WI.UIString("Other Threads")); |
| this.addSubview(this._unknownThreadUsageView); |
| this._threadsDetailsElement.appendChild(this._unknownThreadUsageView.element); |
| |
| this._workerViews = []; |
| |
| this._sourcesFilter = { |
| timer: new Set, |
| event: new Set, |
| observer: new Set, |
| }; |
| |
| let bottomOverviewElement = contentElement.appendChild(document.createElement("div")); |
| bottomOverviewElement.classList.add("overview"); |
| |
| let statisticsContainerElement = createChartContainer(bottomOverviewElement, WI.UIString("Statistics")); |
| statisticsContainerElement.classList.add("stats"); |
| |
| this._statisticsTable = statisticsContainerElement.appendChild(document.createElement("table")); |
| this._statisticsRows = []; |
| |
| { |
| let {headerCell, numberCell} = this._createTableRow(this._statisticsTable); |
| headerCell.textContent = WI.UIString("Network Requests:"); |
| this._networkRequestsNumberElement = numberCell; |
| } |
| { |
| let {headerCell, numberCell} = this._createTableRow(this._statisticsTable); |
| headerCell.textContent = WI.UIString("Script Entries:"); |
| this._scriptEntriesNumberElement = numberCell; |
| } |
| |
| this._clearStatistics(); |
| |
| let bottomDividerElement = bottomOverviewElement.appendChild(document.createElement("div")); |
| bottomDividerElement.classList.add("divider"); |
| |
| let sourcesContainerElement = createChartContainer(bottomOverviewElement, WI.UIString("Sources")); |
| sourcesContainerElement.classList.add("stats"); |
| |
| this._sourcesTable = sourcesContainerElement.appendChild(document.createElement("table")); |
| this._sourcesRows = []; |
| |
| { |
| let {row, headerCell, numberCell, labelCell} = this._createTableRow(this._sourcesTable); |
| headerCell.textContent = WI.UIString("Filter:"); |
| this._sourcesFilterRow = row; |
| this._sourcesFilterRow.hidden = true; |
| this._sourcesFilterNumberElement = numberCell; |
| this._sourcesFilterLabelElement = labelCell; |
| |
| let filterClearElement = numberCell.appendChild(document.createElement("span")); |
| filterClearElement.className = "filter-clear"; |
| filterClearElement.textContent = multiplicationSign; |
| filterClearElement.addEventListener("click", (event) => { |
| this._resetSourcesFilters(); |
| this._layoutStatisticsAndSources(); |
| }); |
| } |
| { |
| let {row, headerCell, numberCell, labelCell} = this._createTableRow(this._sourcesTable); |
| headerCell.textContent = WI.UIString("Timers:"); |
| this._timerInstallationsRow = row; |
| this._timerInstallationsNumberElement = numberCell; |
| this._timerInstallationsLabelElement = labelCell; |
| } |
| { |
| let {row, headerCell, numberCell, labelCell} = this._createTableRow(this._sourcesTable); |
| headerCell.textContent = WI.UIString("Event Handlers:"); |
| this._eventHandlersRow = row; |
| this._eventHandlersNumberElement = numberCell; |
| this._eventHandlersLabelElement = labelCell; |
| } |
| { |
| let {row, headerCell, numberCell, labelCell} = this._createTableRow(this._sourcesTable); |
| headerCell.textContent = WI.UIString("Observer Handlers:"); |
| this._observerHandlersRow = row; |
| this._observerHandlersNumberElement = numberCell; |
| this._observerHandlersLabelElement = labelCell; |
| } |
| |
| this._clearSources(); |
| |
| this.element.addEventListener("click", this._handleGraphClick.bind(this)); |
| this.element.addEventListener("mousemove", this._handleGraphMouseMove.bind(this)); |
| |
| this._overlayMarker = new WI.TimelineMarker(-1, WI.TimelineMarker.Type.TimeStamp); |
| this._timelineRuler.addMarker(this._overlayMarker); |
| } |
| |
| layout() |
| { |
| if (this.layoutReason === WI.View.LayoutReason.Resize) |
| return; |
| |
| if (this.layoutReason !== WI.CPUTimelineView.LayoutReason.Internal) |
| this._sectionLimit = CPUTimelineView.defaultSectionLimit; |
| |
| // Always update timeline ruler. |
| this._timelineRuler.zeroTime = this.zeroTime; |
| this._timelineRuler.startTime = this.startTime; |
| this._timelineRuler.endTime = this.endTime; |
| |
| let secondsPerPixel = this._timelineRuler.secondsPerPixel; |
| if (!secondsPerPixel) |
| return; |
| |
| let graphStartTime = this.startTime; |
| let graphEndTime = this.endTime; |
| let visibleEndTime = Math.min(this.endTime, this.currentTime); |
| let visibleDuration = visibleEndTime - graphStartTime; |
| |
| let discontinuities = this._recording.discontinuitiesInTimeRange(graphStartTime, visibleEndTime); |
| let originalDiscontinuities = discontinuities.slice(); |
| |
| let visibleRecords = this.representedObject.recordsInTimeRange(graphStartTime, visibleEndTime, { |
| includeRecordBeforeStart: !discontinuities.length || discontinuities[0].startTime > graphStartTime, |
| includeRecordAfterEnd: true, |
| }); |
| if (!visibleRecords.length || (visibleRecords.length === 1 && visibleRecords[0].endTime < graphStartTime)) { |
| this.clear(); |
| return; |
| } |
| |
| this._secondsPerPixelInLayout = secondsPerPixel; |
| this._visibleRecordsInLayout = visibleRecords; |
| this._discontinuitiesInLayout = discontinuities.slice(); |
| |
| this._statisticsData = this._computeStatisticsData(graphStartTime, visibleEndTime); |
| this._layoutBreakdownChart(); |
| this._layoutStatisticsAndSources(); |
| |
| let dataPoints = []; |
| let workersDataMap = new Map; |
| let workersSeenInCurrentRecord = new Set; |
| |
| let max = -Infinity; |
| let mainThreadMax = -Infinity; |
| let webkitThreadMax = -Infinity; |
| let unknownThreadMax = -Infinity; |
| let workerMax = -Infinity; |
| |
| let min = Infinity; |
| let mainThreadMin = Infinity; |
| let webkitThreadMin = Infinity; |
| let unknownThreadMin = Infinity; |
| |
| let average = 0; |
| let mainThreadAverage = 0; |
| let webkitThreadAverage = 0; |
| let unknownThreadAverage = 0; |
| |
| for (let record of visibleRecords) { |
| let time = record.startTime; |
| let {usage, mainThreadUsage, workerThreadUsage, webkitThreadUsage, unknownThreadUsage} = record; |
| |
| if (discontinuities.length && discontinuities[0].endTime < time) { |
| let startDiscontinuity = discontinuities.shift(); |
| let endDiscontinuity = startDiscontinuity; |
| while (discontinuities.length && discontinuities[0].endTime < time) |
| endDiscontinuity = discontinuities.shift(); |
| |
| if (dataPoints.length) { |
| let previousDataPoint = dataPoints.lastValue; |
| dataPoints.push({ |
| time: startDiscontinuity.startTime, |
| mainThreadUsage: previousDataPoint.mainThreadUsage, |
| workerThreadUsage: previousDataPoint.workerThreadUsage, |
| webkitThreadUsage: previousDataPoint.webkitThreadUsage, |
| unknownThreadUsage: previousDataPoint.unknownThreadUsage, |
| usage: previousDataPoint.usage, |
| }); |
| } |
| |
| dataPoints.push({time: startDiscontinuity.startTime, mainThreadUsage: 0, workerThreadUsage: 0, webkitThreadUsage: 0, unknownThreadUsage: 0, usage: 0}); |
| dataPoints.push({time: endDiscontinuity.endTime, mainThreadUsage: 0, workerThreadUsage: 0, webkitThreadUsage: 0, unknownThreadUsage: 0, usage: 0}); |
| dataPoints.push({time: endDiscontinuity.endTime, mainThreadUsage, workerThreadUsage, webkitThreadUsage, unknownThreadUsage, usage}); |
| } |
| |
| dataPoints.push({time, mainThreadUsage, workerThreadUsage, webkitThreadUsage, unknownThreadUsage, usage}); |
| |
| max = Math.max(max, usage); |
| mainThreadMax = Math.max(mainThreadMax, mainThreadUsage); |
| webkitThreadMax = Math.max(webkitThreadMax, webkitThreadUsage); |
| unknownThreadMax = Math.max(unknownThreadMax, unknownThreadUsage); |
| |
| min = Math.min(min, usage); |
| mainThreadMin = Math.min(mainThreadMin, mainThreadUsage); |
| webkitThreadMin = Math.min(webkitThreadMin, webkitThreadUsage); |
| unknownThreadMin = Math.min(unknownThreadMin, unknownThreadUsage); |
| |
| average += usage; |
| mainThreadAverage += mainThreadUsage; |
| webkitThreadAverage += webkitThreadUsage; |
| unknownThreadAverage += unknownThreadUsage; |
| |
| let workersSeenInLastRecord = workersSeenInCurrentRecord; |
| workersSeenInCurrentRecord = new Set; |
| |
| if (record.workersData && record.workersData.length) { |
| for (let {targetId, usage} of record.workersData) { |
| workersSeenInCurrentRecord.add(targetId); |
| let workerData = workersDataMap.get(targetId); |
| if (!workerData) { |
| workerData = { |
| discontinuities: originalDiscontinuities.slice(), |
| recordsCount: 0, |
| dataPoints: [], |
| min: Infinity, |
| max: -Infinity, |
| average: 0 |
| }; |
| |
| while (workerData.discontinuities.length && workerData.discontinuities[0].endTime <= graphStartTime) |
| workerData.discontinuities.shift(); |
| workerData.dataPoints.push({time: graphStartTime, usage: 0}); |
| workerData.dataPoints.push({time, usage: 0}); |
| workersDataMap.set(targetId, workerData); |
| } |
| |
| if (workerData.discontinuities.length && workerData.discontinuities[0].endTime < time) { |
| let startDiscontinuity = workerData.discontinuities.shift(); |
| let endDiscontinuity = startDiscontinuity; |
| while (workerData.discontinuities.length && workerData.discontinuities[0].endTime < time) |
| endDiscontinuity = workerData.discontinuities.shift(); |
| if (workerData.dataPoints.length) { |
| let previousDataPoint = workerData.dataPoints.lastValue; |
| workerData.dataPoints.push({time: startDiscontinuity.startTime, usage: previousDataPoint.usage}); |
| } |
| workerData.dataPoints.push({time: startDiscontinuity.startTime, usage: 0}); |
| workerData.dataPoints.push({time: endDiscontinuity.endTime, usage: 0}); |
| workerData.dataPoints.push({time: endDiscontinuity.endTime, usage}); |
| } |
| |
| workerData.dataPoints.push({time, usage}); |
| workerData.recordsCount += 1; |
| workerData.max = Math.max(workerData.max, usage); |
| workerData.min = Math.min(workerData.min, usage); |
| workerData.average += usage; |
| } |
| } |
| |
| // Close any worker that died by dropping to zero. |
| if (workersSeenInLastRecord.size) { |
| let deadWorkers = workersSeenInLastRecord.difference(workersSeenInCurrentRecord); |
| for (let workerId of deadWorkers) { |
| let workerData = workersDataMap.get(workerId); |
| if (workerData.dataPoints.lastValue.usage !== 0) |
| workerData.dataPoints.push({time, usage: 0}); |
| } |
| } |
| } |
| |
| average /= visibleRecords.length; |
| mainThreadAverage /= visibleRecords.length; |
| webkitThreadAverage /= visibleRecords.length; |
| unknownThreadAverage /= visibleRecords.length; |
| |
| for (let [workerId, workerData] of workersDataMap) { |
| workerData.average = workerData.average / workerData.recordsCount; |
| if (workerData.max > workerMax) |
| workerMax = workerData.max; |
| } |
| |
| // If the graph end time is inside a gap, the last data point should |
| // only be extended to the start of the discontinuity. |
| if (discontinuities.length) |
| visibleEndTime = discontinuities[0].startTime; |
| |
| function bestThreadLayoutMax(value) { |
| if (value > 100) |
| return Math.ceil(value); |
| return (Math.floor(value / 25) + 1) * 25; |
| } |
| |
| function removeGreaterThan(arr, max) { |
| return arr.filter((x) => x <= max); |
| } |
| |
| function markerValuesForMaxValue(max) { |
| if (max < 1) |
| return [0.5]; |
| if (max < 7) |
| return removeGreaterThan([1, 3, 5], max); |
| if (max < 12.5) |
| return removeGreaterThan([5, 10], max); |
| if (max < 20) |
| return removeGreaterThan([5, 10, 15], max); |
| if (max < 30) |
| return removeGreaterThan([10, 20, 30], max); |
| if (max < 50) |
| return removeGreaterThan([15, 30, 45], max); |
| if (max < 100) |
| return removeGreaterThan([25, 50, 75], max); |
| if (max < 200) |
| return removeGreaterThan([50, 100, 150], max); |
| if (max >= 200) { |
| let hundreds = Math.floor(max / 100); |
| let even = (hundreds % 2) === 0; |
| if (even) { |
| let top = hundreds * 100; |
| let bottom = top / 2; |
| return [bottom, top]; |
| } |
| let top = hundreds * 100; |
| let bottom = 100; |
| let mid = (top + bottom) / 2; |
| return [bottom, mid, top]; |
| } |
| } |
| |
| function layoutView(view, property, graphHeight, layoutMax, {dataPoints, min, max, average}) { |
| if (min === Infinity) |
| min = 0; |
| if (max === -Infinity) |
| max = 0; |
| if (layoutMax === -Infinity) |
| layoutMax = 0; |
| |
| let isAllThreadsGraph = property === null; |
| |
| let graphMax = layoutMax * 1.05; |
| |
| function xScale(time) { |
| return (time - graphStartTime) / secondsPerPixel; |
| } |
| |
| let size = new WI.Size(xScale(graphEndTime), graphHeight); |
| |
| function yScale(value) { |
| return size.height - ((value / graphMax) * size.height); |
| } |
| |
| view.updateChart(dataPoints, size, visibleEndTime, min, max, average, xScale, yScale, property); |
| |
| let markersElement = view.chart.element.querySelector(".markers"); |
| if (!markersElement) { |
| markersElement = view.chart.element.appendChild(document.createElement("div")); |
| markersElement.className = "markers"; |
| } |
| markersElement.removeChildren(); |
| |
| let markerValues; |
| if (isAllThreadsGraph) |
| markerValues = markerValuesForMaxValue(max); |
| else { |
| const minimumMarkerTextHeight = 17; |
| let percentPerPixel = 1 / (graphHeight / layoutMax); |
| if (layoutMax < 5) { |
| let minimumDisplayablePercentByTwo = Math.ceil((minimumMarkerTextHeight * percentPerPixel) / 2) * 2; |
| markerValues = [Math.max(minimumDisplayablePercentByTwo, Math.floor(max))]; |
| } else { |
| let minimumDisplayablePercentByFive = Math.ceil((minimumMarkerTextHeight * percentPerPixel) / 5) * 5; |
| markerValues = [Math.max(minimumDisplayablePercentByFive, Math.floor(max))]; |
| } |
| } |
| |
| for (let value of markerValues) { |
| let marginTop = yScale(value); |
| |
| let markerElement = markersElement.appendChild(document.createElement("div")); |
| markerElement.style.marginTop = marginTop.toFixed(2) + "px"; |
| |
| let labelElement = markerElement.appendChild(document.createElement("span")); |
| labelElement.classList.add("label"); |
| const precision = 0; |
| labelElement.innerText = Number.percentageString(value / 100, precision); |
| } |
| } |
| |
| // Layout the combined graph to the maximum total CPU usage. |
| // Layout all the thread graphs to the same time scale, the maximum across threads / thread groups. |
| this._layoutMax = max; |
| this._threadLayoutMax = bestThreadLayoutMax(Math.max(mainThreadMax, webkitThreadMax, unknownThreadMax, workerMax)); |
| |
| layoutView(this._cpuUsageView, null, CPUTimelineView.cpuUsageViewHeight, this._layoutMax, {dataPoints, min, max, average}); |
| |
| if (this._threadsDetailsElement.open) { |
| layoutView(this._mainThreadUsageView, "mainThreadUsage", CPUTimelineView.threadCPUUsageViewHeight, this._threadLayoutMax, {dataPoints, min: mainThreadMin, max: mainThreadMax, average: mainThreadAverage}); |
| layoutView(this._webkitThreadUsageView, "webkitThreadUsage", CPUTimelineView.threadCPUUsageViewHeight, this._threadLayoutMax, {dataPoints, min: webkitThreadMin, max: webkitThreadMax, average: webkitThreadAverage}); |
| layoutView(this._unknownThreadUsageView, "unknownThreadUsage", CPUTimelineView.threadCPUUsageViewHeight, this._threadLayoutMax, {dataPoints, min: unknownThreadMin, max: unknownThreadMax, average: unknownThreadAverage}); |
| |
| this._removeWorkerThreadViews(); |
| |
| for (let [workerId, workerData] of workersDataMap) { |
| let worker = WI.targetManager.targetForIdentifier(workerId); |
| let displayName = worker ? worker.displayName : WI.UIString("Worker Thread"); |
| let workerView = new WI.CPUUsageView(displayName); |
| workerView.element.classList.add("worker-thread"); |
| workerView.__workerId = workerId; |
| this.addSubview(workerView); |
| this._threadsDetailsElement.insertBefore(workerView.element, this._webkitThreadUsageView.element); |
| this._workerViews.push(workerView); |
| |
| layoutView(workerView, "usage", CPUTimelineView.threadCPUUsageViewHeight, this._threadLayoutMax, {dataPoints: workerData.dataPoints, min: workerData.min, max: workerData.max, average: workerData.average}); |
| } |
| } |
| |
| function xScaleIndicatorRange(sampleIndex) { |
| return (sampleIndex / 1000) / secondsPerPixel; |
| } |
| |
| let graphWidth = (graphEndTime - graphStartTime) / secondsPerPixel; |
| let size = new WI.Size(graphWidth, CPUTimelineView.indicatorViewHeight); |
| this._cpuUsageView.updateMainThreadIndicator(this._statisticsData.samples, size, visibleEndTime, xScaleIndicatorRange); |
| |
| this._layoutEnergyChart(average, visibleDuration); |
| |
| this._updateGraphOverlay(); |
| } |
| |
| // Private |
| |
| _layoutBreakdownChart() |
| { |
| let {samples, samplesScript, samplesLayout, samplesPaint, samplesStyle, samplesIdle} = this._statisticsData; |
| |
| let nonIdleSamplesCount = samples.length - samplesIdle; |
| if (!nonIdleSamplesCount) { |
| this._breakdownChart.clear(); |
| this._breakdownChart.needsLayout(); |
| this._clearBreakdownLegend(); |
| return; |
| } |
| |
| let percentScript = samplesScript / nonIdleSamplesCount; |
| let percentLayout = samplesLayout / nonIdleSamplesCount; |
| let percentPaint = samplesPaint / nonIdleSamplesCount; |
| let percentStyle = samplesStyle / nonIdleSamplesCount; |
| |
| this._breakdownLegendScriptElement.textContent = `${Number.percentageString(percentScript)} (${samplesScript})`; |
| this._breakdownLegendLayoutElement.textContent = `${Number.percentageString(percentLayout)} (${samplesLayout})`; |
| this._breakdownLegendPaintElement.textContent = `${Number.percentageString(percentPaint)} (${samplesPaint})`; |
| this._breakdownLegendStyleElement.textContent = `${Number.percentageString(percentStyle)} (${samplesStyle})`; |
| |
| this._breakdownChart.values = [percentScript * 100, percentLayout * 100, percentPaint * 100, percentStyle * 100]; |
| this._breakdownChart.needsLayout(); |
| |
| let centerElement = this._breakdownChart.centerElement; |
| let samplesElement = centerElement.firstChild; |
| if (!samplesElement) { |
| samplesElement = centerElement.appendChild(document.createElement("div")); |
| samplesElement.classList.add("samples"); |
| samplesElement.title = WI.UIString("Time spent on the main thread"); |
| } |
| |
| let millisecondsStringNoDecimal = WI.UIString("%.0fms").format(nonIdleSamplesCount); |
| samplesElement.textContent = millisecondsStringNoDecimal; |
| } |
| |
| _layoutStatisticsAndSources() |
| { |
| this._layoutStatisticsSection(); |
| this._layoutSourcesSection(); |
| } |
| |
| _layoutStatisticsSection() |
| { |
| let statistics = this._statisticsData; |
| |
| this._clearStatistics(); |
| |
| this._networkRequestsNumberElement.textContent = statistics.networkRequests; |
| this._scriptEntriesNumberElement.textContent = statistics.scriptEntries; |
| |
| let createFilterElement = (type, name) => { |
| let span = document.createElement("span"); |
| span.className = "filter"; |
| span.textContent = name; |
| span.addEventListener("mouseup", (event) => { |
| if (span.classList.contains("active")) |
| this._removeSourcesFilter(type, name); |
| else |
| this._addSourcesFilter(type, name); |
| |
| this._layoutStatisticsAndSources(); |
| }); |
| |
| span.classList.toggle("active", this._sourcesFilter[type].has(name)); |
| |
| return span; |
| }; |
| |
| let expandAllSections = () => { |
| this._sectionLimit = Infinity; |
| this._layoutStatisticsAndSources(); |
| }; |
| |
| function createEllipsisElement() { |
| let span = document.createElement("span"); |
| span.className = "show-more"; |
| span.role = "button"; |
| span.textContent = ellipsis; |
| span.addEventListener("click", (event) => { |
| expandAllSections(); |
| }); |
| return span; |
| } |
| |
| // Sort a Map of key => count values in descending order. |
| function sortMapByEntryCount(map) { |
| let entries = Array.from(map); |
| entries.sort((entryA, entryB) => entryB[1] - entryA[1]); |
| return new Map(entries); |
| } |
| |
| if (statistics.timerTypes.size) { |
| let i = 0; |
| let sorted = sortMapByEntryCount(statistics.timerTypes); |
| for (let [timerType, count] of sorted) { |
| let headerValue = i === 0 ? WI.UIString("Timers:") : ""; |
| let timerTypeElement = createFilterElement("timer", timerType); |
| this._insertTableRow(this._statisticsTable, this._statisticsRows, {headerValue, numberValue: count, labelValue: timerTypeElement}); |
| |
| if (++i === this._sectionLimit && sorted.size > this._sectionLimit) { |
| this._insertTableRow(this._statisticsTable, this._statisticsRows, {labelValue: createEllipsisElement()}); |
| break; |
| } |
| } |
| } |
| |
| if (statistics.eventTypes.size) { |
| let i = 0; |
| let sorted = sortMapByEntryCount(statistics.eventTypes); |
| for (let [eventType, count] of sorted) { |
| let headerValue = i === 0 ? WI.UIString("Events:") : ""; |
| let eventTypeElement = createFilterElement("event", eventType); |
| this._insertTableRow(this._statisticsTable, this._statisticsRows, {headerValue, numberValue: count, labelValue: eventTypeElement}); |
| |
| if (++i === this._sectionLimit && sorted.size > this._sectionLimit) { |
| this._insertTableRow(this._statisticsTable, this._statisticsRows, {labelValue: createEllipsisElement()}); |
| break; |
| } |
| } |
| } |
| |
| if (statistics.observerTypes.size) { |
| let i = 0; |
| let sorted = sortMapByEntryCount(statistics.observerTypes); |
| for (let [observerType, count] of sorted) { |
| let headerValue = i === 0 ? WI.UIString("Observers:") : ""; |
| let observerTypeElement = createFilterElement("observer", observerType); |
| this._insertTableRow(this._statisticsTable, this._statisticsRows, {headerValue, numberValue: count, labelValue: observerTypeElement}); |
| |
| if (++i === this._sectionLimit && sorted.size > this._sectionLimit) { |
| this._insertTableRow(this._statisticsTable, this._statisticsRows, {labelValue: createEllipsisElement()}); |
| break; |
| } |
| } |
| } |
| } |
| |
| _layoutSourcesSection() |
| { |
| let statistics = this._statisticsData; |
| |
| this._clearSources(); |
| |
| const unknownLocationKey = "unknown"; |
| |
| function keyForSourceCodeLocation(sourceCodeLocation) { |
| if (!sourceCodeLocation) |
| return unknownLocationKey; |
| |
| return sourceCodeLocation.sourceCode.url + ":" + sourceCodeLocation.lineNumber + ":" + sourceCodeLocation.columnNumber; |
| } |
| |
| function labelForLocation(key, sourceCodeLocation, functionName) { |
| if (key === unknownLocationKey) { |
| let span = document.createElement("span"); |
| span.className = "unknown"; |
| span.textContent = WI.UIString("Unknown Location"); |
| return span; |
| } |
| |
| const options = { |
| nameStyle: WI.SourceCodeLocation.NameStyle.Short, |
| columnStyle: WI.SourceCodeLocation.ColumnStyle.Shown, |
| dontFloat: true, |
| ignoreNetworkTab: true, |
| ignoreSearchTab: true, |
| }; |
| return WI.createSourceCodeLocationLink(sourceCodeLocation, options); |
| } |
| |
| let timerFilters = this._sourcesFilter.timer; |
| let eventFilters = this._sourcesFilter.event; |
| let observerFilters = this._sourcesFilter.observer; |
| let hasFilters = (timerFilters.size || eventFilters.size || observerFilters.size); |
| |
| let sectionLimit = this._sectionLimit; |
| if (isFinite(sectionLimit) && hasFilters) |
| sectionLimit = CPUTimelineView.defaultSectionLimit * 2; |
| |
| let expandAllSections = () => { |
| this._sectionLimit = Infinity; |
| this._layoutStatisticsAndSources(); |
| }; |
| |
| function createEllipsisElement() { |
| let span = document.createElement("span"); |
| span.className = "show-more"; |
| span.role = "button"; |
| span.textContent = ellipsis; |
| span.addEventListener("click", (event) => { |
| expandAllSections(); |
| }); |
| return span; |
| } |
| |
| let timerMap = new Map; |
| let eventHandlerMap = new Map; |
| let observerCallbackMap = new Map; |
| let seenTimers = new Set; |
| |
| if (!hasFilters || timerFilters.size) { |
| // Aggregate timers on the location where the timers were installed. |
| // For repeating timers, this includes the total counts the interval fired in the selected time range. |
| for (let record of statistics.timerInstallationRecords) { |
| if (timerFilters.size) { |
| if (record.eventType === WI.ScriptTimelineRecord.EventType.AnimationFrameRequested && !timerFilters.has("requestAnimationFrame")) |
| continue; |
| if (record.eventType === WI.ScriptTimelineRecord.EventType.TimerInstalled && !timerFilters.has("setTimeout")) |
| continue; |
| } |
| |
| let callFrame = record.initiatorCallFrame; |
| let sourceCodeLocation = callFrame ? callFrame.sourceCodeLocation : record.sourceCodeLocation; |
| let functionName = callFrame ? callFrame.functionName : ""; |
| let key = keyForSourceCodeLocation(sourceCodeLocation); |
| let entry = timerMap.getOrInitialize(key, {sourceCodeLocation, functionName, count: 0, repeating: false}); |
| if (record.details) { |
| let timerIdentifier = record.details.timerId; |
| let repeatingEntry = statistics.repeatingTimers.get(timerIdentifier); |
| let count = repeatingEntry ? repeatingEntry.count : 1; |
| entry.count += count; |
| if (record.details.repeating) |
| entry.repeating = true; |
| seenTimers.add(timerIdentifier); |
| } else |
| entry.count += 1; |
| } |
| |
| // Aggregate repeating timers where we did not see the installation in the selected time range. |
| // This will use the source code location of where the timer fired, which is better than nothing. |
| if (!hasFilters || timerFilters.has("setTimeout")) { |
| for (let [timerId, repeatingEntry] of statistics.repeatingTimers) { |
| if (seenTimers.has(timerId)) |
| continue; |
| // FIXME: <https://webkit.org/b/195351> Web Inspector: CPU Usage Timeline - better resolution of installation source for repeated timers |
| // We could have a map of all repeating timer installations in the whole recording |
| // so that we can provide a function name for these repeating timers lacking an installation point. |
| let sourceCodeLocation = repeatingEntry.record.sourceCodeLocation; |
| let key = keyForSourceCodeLocation(sourceCodeLocation); |
| let entry = timerMap.getOrInitialize(key, {sourceCodeLocation, count: 0, repeating: false}); |
| entry.count += repeatingEntry.count; |
| entry.repeating = true; |
| } |
| } |
| } |
| |
| if (!hasFilters || eventFilters.size) { |
| for (let record of statistics.eventHandlerRecords) { |
| if (eventFilters.size && !eventFilters.has(record.details)) |
| continue; |
| let sourceCodeLocation = record.sourceCodeLocation; |
| let key = keyForSourceCodeLocation(sourceCodeLocation); |
| let entry = eventHandlerMap.getOrInitialize(key, {sourceCodeLocation, count: 0}); |
| entry.count += 1; |
| } |
| } |
| |
| if (!hasFilters || observerFilters.size) { |
| for (let record of statistics.observerCallbackRecords) { |
| if (observerFilters.size && !observerFilters.has(record.details)) |
| continue; |
| let sourceCodeLocation = record.sourceCodeLocation; |
| let key = keyForSourceCodeLocation(record.sourceCodeLocation); |
| let entry = observerCallbackMap.getOrInitialize(key, {sourceCodeLocation, count: 0}); |
| entry.count += 1; |
| } |
| } |
| |
| const headerValue = ""; |
| |
| // Sort a Map of key => {count} objects in descending order. |
| function sortMapByEntryCountProperty(map) { |
| let entries = Array.from(map); |
| entries.sort((entryA, entryB) => entryB[1].count - entryA[1].count); |
| return new Map(entries); |
| } |
| |
| if (timerMap.size) { |
| let i = 0; |
| let sorted = sortMapByEntryCountProperty(timerMap); |
| for (let [key, entry] of sorted) { |
| let numberValue = entry.repeating ? WI.UIString("~%s", "Approximate Number", "Approximate count of events").format(entry.count) : entry.count; |
| let sourceCodeLocation = entry.callFrame ? entry.callFrame.sourceCodeLocation : entry.sourceCodeLocation; |
| let labelValue = labelForLocation(key, sourceCodeLocation); |
| let followingRow = this._eventHandlersRow; |
| |
| let row; |
| if (i === 0) { |
| row = this._timerInstallationsRow; |
| this._timerInstallationsNumberElement.textContent = numberValue; |
| this._timerInstallationsLabelElement.append(labelValue); |
| } else |
| row = this._insertTableRow(this._sourcesTable, this._sourcesRows, {headerValue, numberValue, labelValue, followingRow}); |
| |
| if (entry.functionName) |
| row.querySelector(".label").append(` ${enDash} ${entry.functionName}`); |
| |
| if (++i === sectionLimit && sorted.size > sectionLimit) { |
| this._insertTableRow(this._sourcesTable, this._sourcesRows, {labelValue: createEllipsisElement(), followingRow}); |
| break; |
| } |
| } |
| } |
| |
| if (eventHandlerMap.size) { |
| let i = 0; |
| let sorted = sortMapByEntryCountProperty(eventHandlerMap); |
| for (let [key, entry] of sorted) { |
| let numberValue = entry.count; |
| let labelValue = labelForLocation(key, entry.sourceCodeLocation); |
| let followingRow = this._observerHandlersRow; |
| |
| if (i === 0) { |
| this._eventHandlersNumberElement.textContent = numberValue; |
| this._eventHandlersLabelElement.append(labelValue); |
| } else |
| this._insertTableRow(this._sourcesTable, this._sourcesRows, {headerValue, numberValue, labelValue, followingRow}); |
| |
| if (++i === sectionLimit && sorted.size > sectionLimit) { |
| this._insertTableRow(this._sourcesTable, this._sourcesRows, {labelValue: createEllipsisElement(), followingRow}); |
| break; |
| } |
| } |
| } |
| |
| if (observerCallbackMap.size) { |
| let i = 0; |
| let sorted = sortMapByEntryCountProperty(observerCallbackMap); |
| for (let [key, entry] of sorted) { |
| let numberValue = entry.count; |
| let labelValue = labelForLocation(key, entry.sourceCodeLocation); |
| |
| if (i === 0) { |
| this._observerHandlersNumberElement.textContent = numberValue; |
| this._observerHandlersLabelElement.append(labelValue); |
| } else |
| this._insertTableRow(this._sourcesTable, this._sourcesRows, {headerValue, numberValue, labelValue}); |
| |
| if (++i === sectionLimit && sorted.size > sectionLimit) { |
| this._insertTableRow(this._sourcesTable, this._sourcesRows, {labelValue: createEllipsisElement()}); |
| break; |
| } |
| } |
| } |
| } |
| |
| _layoutEnergyChart(average, visibleDuration) |
| { |
| // The lower the bias value [0..1], the more it increases the skew towards rangeHigh. |
| function mapWithBias(value, rangeLow, rangeHigh, outputRangeLow, outputRangeHigh, bias) { |
| console.assert(value >= rangeLow && value <= rangeHigh, "value was not in range.", value); |
| let percentInRange = (value - rangeLow) / (rangeHigh - rangeLow); |
| let skewedPercent = Math.pow(percentInRange, bias); |
| let valueInOutputRange = (skewedPercent * (outputRangeHigh - outputRangeLow)) + outputRangeLow; |
| return valueInOutputRange; |
| } |
| |
| this._clearEnergyImpactText(); |
| |
| if (average === 0) { |
| // Zero. (0% CPU, mapped to 0) |
| this._energyImpactLabelElement.textContent = WI.UIString("Low"); |
| this._energyImpactLabelElement.classList.add("low"); |
| this._energyChart.value = 0; |
| } else if (average <= CPUTimelineView.lowEnergyThreshold) { |
| // Low. (<=3% CPU, mapped to 0-10) |
| this._energyImpactLabelElement.textContent = WI.UIString("Low"); |
| this._energyImpactLabelElement.classList.add("low"); |
| this._energyChart.value = mapWithBias(average, 0, CPUTimelineView.lowEnergyThreshold, 0, CPUTimelineView.lowEnergyGraphBoundary, 0.85); |
| } else if (average <= CPUTimelineView. mediumEnergyThreshold) { |
| // Medium (3%-30% CPU, mapped to 10-70) |
| this._energyImpactLabelElement.textContent = WI.UIString("Medium"); |
| this._energyImpactLabelElement.classList.add("medium"); |
| this._energyChart.value = mapWithBias(average, CPUTimelineView.lowEnergyThreshold, CPUTimelineView.mediumEnergyThreshold, CPUTimelineView.lowEnergyGraphBoundary, CPUTimelineView.mediumEnergyGraphBoundary, 0.6); |
| } else if (average < CPUTimelineView. highEnergyThreshold) { |
| // High. (30%-100% CPU, mapped to 70-100) |
| this._energyImpactLabelElement.textContent = WI.UIString("High"); |
| this._energyImpactLabelElement.classList.add("high"); |
| this._energyChart.value = mapWithBias(average, CPUTimelineView.mediumEnergyThreshold, CPUTimelineView.highEnergyThreshold, CPUTimelineView.mediumEnergyGraphBoundary, CPUTimelineView.highEnergyGraphBoundary, 0.9); |
| } else { |
| // Very High. (>100% CPU, mapped to 100) |
| this._energyImpactLabelElement.textContent = WI.UIString("Very High"); |
| this._energyImpactLabelElement.classList.add("high"); |
| this._energyChart.value = 100; |
| } |
| |
| this._energyChart.needsLayout(); |
| |
| this._energyImpactNumberElement.textContent = WI.UIString("Average CPU: %s").format(Number.percentageString(average / 100)); |
| |
| if (visibleDuration < 5) |
| this._energyImpactDurationElement.textContent = WI.UIString("Duration: %s").format(WI.UIString("Short")); |
| else { |
| let durationDisplayString = Math.floor(visibleDuration) + "s"; |
| this._energyImpactDurationElement.textContent = WI.UIString("Duration: %s").format(durationDisplayString); |
| } |
| } |
| |
| _computeStatisticsData(startTime, endTime) |
| { |
| // Compute per-millisecond samples of what the main thread was doing. |
| // We construct an array for every millisecond between the start and end time |
| // and mark each millisecond with the best representation of the work that |
| // was being done at that time. We start by populating the samples with |
| // all of the script periods and then override with layout and rendering |
| // samples. This means a forced layout would be counted as a layout: |
| // |
| // Initial: [ ------, ------, ------, ------, ------ ] |
| // Script Samples: [ ------, Script, Script, Script, ------ ] |
| // Layout Samples: [ ------, Script, Layout, Script, ------ ] |
| // |
| // The undefined samples are considered Idle, but in actuality WebKit |
| // may have been doing some work (such as hit testing / inspector protocol) |
| // that is not included it in generic Timeline data. This just works with |
| // with the data available to the frontend and is quite accurate for most |
| // Main Thread activity. |
| |
| function incrementTypeCount(map, key) { |
| let entry = map.get(key); |
| if (entry) |
| map.set(key, entry + 1); |
| else |
| map.set(key, 1); |
| } |
| |
| let timerInstallationRecords = []; |
| let eventHandlerRecords = []; |
| let observerCallbackRecords = []; |
| let scriptEntries = 0; |
| let timerTypes = new Map; |
| let eventTypes = new Map; |
| let observerTypes = new Map; |
| |
| let repeatingTimers = new Map; |
| let possibleRepeatingTimers = new Set; |
| |
| let scriptTimeline = this._recording.timelineForRecordType(WI.TimelineRecord.Type.Script); |
| let scriptRecords = scriptTimeline ? scriptTimeline.recordsInTimeRange(startTime, endTime, {includeRecordBeforeStart: true}) : []; |
| scriptRecords = scriptRecords.filter((record) => { |
| // Return true for event types that define script entries/exits. |
| // Return false for events with no time ranges or if they are contained in other events. |
| switch (record.eventType) { |
| case WI.ScriptTimelineRecord.EventType.ScriptEvaluated: |
| case WI.ScriptTimelineRecord.EventType.APIScriptEvaluated: |
| scriptEntries++; |
| return true; |
| |
| case WI.ScriptTimelineRecord.EventType.ObserverCallback: |
| incrementTypeCount(observerTypes, record.details); |
| observerCallbackRecords.push(record); |
| scriptEntries++; |
| return true; |
| |
| case WI.ScriptTimelineRecord.EventType.EventDispatched: |
| incrementTypeCount(eventTypes, record.details); |
| eventHandlerRecords.push(record); |
| scriptEntries++; |
| return true; |
| |
| case WI.ScriptTimelineRecord.EventType.MicrotaskDispatched: |
| // Do not normally count this as a script entry, but they may have a time range |
| // that is not covered by script entry (queueMicrotask). |
| return true; |
| |
| case WI.ScriptTimelineRecord.EventType.TimerFired: |
| incrementTypeCount(timerTypes, "setTimeout"); |
| if (possibleRepeatingTimers.has(record.details)) { |
| let entry = repeatingTimers.get(record.details); |
| if (entry) |
| entry.count += 1; |
| else |
| repeatingTimers.set(record.details, {record, count: 1}); |
| } else |
| possibleRepeatingTimers.add(record.details); |
| scriptEntries++; |
| return true; |
| |
| case WI.ScriptTimelineRecord.EventType.AnimationFrameFired: |
| incrementTypeCount(timerTypes, "requestAnimationFrame"); |
| scriptEntries++; |
| return true; |
| |
| case WI.ScriptTimelineRecord.EventType.AnimationFrameRequested: |
| case WI.ScriptTimelineRecord.EventType.TimerInstalled: |
| // These event types have no time range, or are contained by the others. |
| timerInstallationRecords.push(record); |
| return false; |
| |
| case WI.ScriptTimelineRecord.EventType.AnimationFrameCanceled: |
| case WI.ScriptTimelineRecord.EventType.TimerRemoved: |
| case WI.ScriptTimelineRecord.EventType.ProbeSampleRecorded: |
| case WI.ScriptTimelineRecord.EventType.ConsoleProfileRecorded: |
| case WI.ScriptTimelineRecord.EventType.GarbageCollected: |
| // These event types have no time range, or are contained by the others. |
| return false; |
| |
| default: |
| console.error("Unhandled ScriptTimelineRecord.EventType", record.eventType); |
| return false; |
| } |
| }); |
| |
| let layoutTimeline = this._recording.timelineForRecordType(WI.TimelineRecord.Type.Layout); |
| let layoutRecords = layoutTimeline ? layoutTimeline.recordsInTimeRange(startTime, endTime, {includeRecordBeforeStart: true}) : []; |
| layoutRecords = layoutRecords.filter((record) => { |
| switch (record.eventType) { |
| case WI.LayoutTimelineRecord.EventType.RecalculateStyles: |
| case WI.LayoutTimelineRecord.EventType.ForcedLayout: |
| case WI.LayoutTimelineRecord.EventType.Layout: |
| case WI.LayoutTimelineRecord.EventType.Paint: |
| case WI.LayoutTimelineRecord.EventType.Composite: |
| // These event types define layout and rendering entry/exits. |
| return true; |
| |
| case WI.LayoutTimelineRecord.EventType.InvalidateStyles: |
| case WI.LayoutTimelineRecord.EventType.InvalidateLayout: |
| // These event types have no time range. |
| return false; |
| |
| default: |
| console.error("Unhandled LayoutTimelineRecord.EventType", record.eventType); |
| return false; |
| } |
| }); |
| |
| let networkTimeline = this._recording.timelineForRecordType(WI.TimelineRecord.Type.Network); |
| let networkRecords = networkTimeline ? networkTimeline.recordsInTimeRange(startTime, endTime) : []; |
| let networkRequests = networkRecords.length; |
| |
| let millisecondStartTime = Math.round(startTime * 1000); |
| let millisecondEndTime = Math.round(endTime * 1000); |
| let millisecondDuration = millisecondEndTime - millisecondStartTime; |
| |
| let samples = new Array(millisecondDuration); |
| |
| function markRecordEntries(records, callback) { |
| for (let record of records) { |
| let recordStart = Math.round(record.startTime * 1000); |
| let recordEnd = Math.round(record.endTime * 1000); |
| if (recordStart > millisecondEndTime) |
| continue; |
| if (recordEnd < millisecondStartTime) |
| continue; |
| |
| let offset = recordStart - millisecondStartTime; |
| recordStart = Math.max(recordStart, millisecondStartTime); |
| recordEnd = Math.min(recordEnd, millisecondEndTime); |
| |
| let value = callback(record); |
| for (let t = recordStart; t <= recordEnd; ++t) |
| samples[t - millisecondStartTime] = value; |
| } |
| } |
| |
| markRecordEntries(scriptRecords, (record) => { |
| return WI.CPUTimelineView.SampleType.Script; |
| }); |
| |
| markRecordEntries(layoutRecords, (record) => { |
| switch (record.eventType) { |
| case WI.LayoutTimelineRecord.EventType.RecalculateStyles: |
| return WI.CPUTimelineView.SampleType.Style; |
| case WI.LayoutTimelineRecord.EventType.ForcedLayout: |
| case WI.LayoutTimelineRecord.EventType.Layout: |
| return WI.CPUTimelineView.SampleType.Layout; |
| case WI.LayoutTimelineRecord.EventType.Paint: |
| case WI.LayoutTimelineRecord.EventType.Composite: |
| return WI.CPUTimelineView.SampleType.Paint; |
| } |
| }); |
| |
| let samplesIdle = 0; |
| let samplesScript = 0; |
| let samplesLayout = 0; |
| let samplesPaint = 0; |
| let samplesStyle = 0; |
| for (let i = 0; i < samples.length; ++i) { |
| switch (samples[i]) { |
| case undefined: |
| samplesIdle++; |
| break; |
| case WI.CPUTimelineView.SampleType.Script: |
| samplesScript++; |
| break; |
| case WI.CPUTimelineView.SampleType.Layout: |
| samplesLayout++; |
| break; |
| case WI.CPUTimelineView.SampleType.Paint: |
| samplesPaint++; |
| break; |
| case WI.CPUTimelineView.SampleType.Style: |
| samplesStyle++; |
| break; |
| } |
| } |
| |
| return { |
| samples, |
| samplesIdle, |
| samplesScript, |
| samplesLayout, |
| samplesPaint, |
| samplesStyle, |
| scriptEntries, |
| networkRequests, |
| timerTypes, |
| eventTypes, |
| observerTypes, |
| timerInstallationRecords, |
| eventHandlerRecords, |
| observerCallbackRecords, |
| repeatingTimers, |
| }; |
| } |
| |
| _removeWorkerThreadViews() |
| { |
| if (!this._workerViews.length) |
| return; |
| |
| for (let view of this._workerViews) |
| this.removeSubview(view); |
| |
| this._workerViews = []; |
| } |
| |
| _resetSourcesFilters() |
| { |
| if (!this._sourcesFilter) |
| return; |
| |
| this._sourcesFilterRow.hidden = true; |
| this._sourcesFilterLabelElement.removeChildren(); |
| |
| this._timerInstallationsRow.hidden = false; |
| this._eventHandlersRow.hidden = false; |
| this._observerHandlersRow.hidden = false; |
| |
| this._sourcesFilter.timer.clear(); |
| this._sourcesFilter.event.clear(); |
| this._sourcesFilter.observer.clear(); |
| } |
| |
| _addSourcesFilter(type, name) |
| { |
| this._sourcesFilter[type].add(name); |
| this._updateSourcesFilters(); |
| } |
| |
| _removeSourcesFilter(type, name) |
| { |
| this._sourcesFilter[type].delete(name); |
| this._updateSourcesFilters(); |
| } |
| |
| _updateSourcesFilters() |
| { |
| let timerFilters = this._sourcesFilter.timer; |
| let eventFilters = this._sourcesFilter.event; |
| let observerFilters = this._sourcesFilter.observer; |
| |
| if (!timerFilters.size && !eventFilters.size && !observerFilters.size) { |
| this._resetSourcesFilters(); |
| return; |
| } |
| |
| let createActiveFilterElement = (type, name) => { |
| let span = document.createElement("span"); |
| span.className = "filter active"; |
| span.textContent = name; |
| span.addEventListener("mouseup", (event) => { |
| this._removeSourcesFilter(type, name); |
| this._layoutStatisticsAndSources(); |
| }); |
| return span; |
| } |
| |
| this._sourcesFilterRow.hidden = false; |
| this._sourcesFilterLabelElement.removeChildren(); |
| |
| for (let name of timerFilters) |
| this._sourcesFilterLabelElement.appendChild(createActiveFilterElement("timer", name)); |
| for (let name of eventFilters) |
| this._sourcesFilterLabelElement.appendChild(createActiveFilterElement("event", name)); |
| for (let name of observerFilters) |
| this._sourcesFilterLabelElement.appendChild(createActiveFilterElement("observer", name)); |
| |
| this._timerInstallationsRow.hidden = !timerFilters.size; |
| this._eventHandlersRow.hidden = !eventFilters.size; |
| this._observerHandlersRow.hidden = !observerFilters.size; |
| } |
| |
| _createTableRow(table) |
| { |
| let row = table.appendChild(document.createElement("tr")); |
| |
| let headerCell = row.appendChild(document.createElement("th")); |
| |
| let numberCell = row.appendChild(document.createElement("td")); |
| numberCell.className = "number"; |
| |
| let labelCell = row.appendChild(document.createElement("td")); |
| labelCell.className = "label"; |
| |
| return {row, headerCell, numberCell, labelCell}; |
| } |
| |
| _insertTableRow(table, rowList, {headerValue, numberValue, labelValue, followingRow}) |
| { |
| let {row, headerCell, numberCell, labelCell} = this._createTableRow(table); |
| rowList.push(row); |
| |
| if (followingRow) |
| table.insertBefore(row, followingRow); |
| |
| if (headerValue) |
| headerCell.textContent = headerValue; |
| |
| if (numberValue) |
| numberCell.textContent = numberValue; |
| |
| if (labelValue) |
| labelCell.append(labelValue); |
| |
| return row; |
| } |
| |
| _clearStatistics() |
| { |
| this._networkRequestsNumberElement.textContent = emDash; |
| this._scriptEntriesNumberElement.textContent = emDash; |
| |
| for (let row of this._statisticsRows) |
| row.remove(); |
| this._statisticsRows = []; |
| } |
| |
| _clearSources() |
| { |
| this._timerInstallationsNumberElement.textContent = emDash; |
| this._timerInstallationsLabelElement.textContent = ""; |
| |
| this._eventHandlersNumberElement.textContent = emDash; |
| this._eventHandlersLabelElement.textContent = ""; |
| |
| this._observerHandlersNumberElement.textContent = emDash; |
| this._observerHandlersLabelElement.textContent = ""; |
| |
| for (let row of this._sourcesRows) |
| row.remove(); |
| this._sourcesRows = []; |
| } |
| |
| _clearEnergyImpactText() |
| { |
| this._energyImpactLabelElement.classList.remove("low", "medium", "high"); |
| this._energyImpactLabelElement.textContent = emDash; |
| this._energyImpactNumberElement.textContent = ""; |
| this._energyImpactDurationElement.textContent = ""; |
| } |
| |
| _clearBreakdownLegend() |
| { |
| this._breakdownLegendScriptElement.textContent = emDash; |
| this._breakdownLegendLayoutElement.textContent = emDash; |
| this._breakdownLegendPaintElement.textContent = emDash; |
| this._breakdownLegendStyleElement.textContent = emDash; |
| |
| this._breakdownChart.centerElement.removeChildren(); |
| } |
| |
| _cpuTimelineRecordAdded(event) |
| { |
| let cpuTimelineRecord = event.data.record; |
| console.assert(cpuTimelineRecord instanceof WI.CPUTimelineRecord); |
| |
| if (cpuTimelineRecord.startTime >= this.startTime && cpuTimelineRecord.endTime <= this.endTime) |
| this.needsLayout(); |
| } |
| |
| _graphPositionForMouseEvent(event) |
| { |
| let chartElement = event.target.closest(".area-chart, .stacked-area-chart, .range-chart"); |
| if (!chartElement) |
| return NaN; |
| |
| let rect = chartElement.getBoundingClientRect(); |
| let position = event.pageX - rect.left; |
| |
| if (WI.resolvedLayoutDirection() === WI.LayoutDirection.RTL) |
| return rect.width - position; |
| return position; |
| } |
| |
| _handleIndicatorClick(event) |
| { |
| let clickPosition = this._graphPositionForMouseEvent(event); |
| if (isNaN(clickPosition)) |
| return; |
| |
| let secondsPerPixel = this._timelineRuler.secondsPerPixel; |
| let graphClickTime = clickPosition * secondsPerPixel; |
| let graphStartTime = this.startTime; |
| |
| let clickStartTime = graphStartTime + graphClickTime; |
| let clickEndTime = clickStartTime + secondsPerPixel; |
| |
| // Try at the exact clicked pixel. |
| if (event.target.localName === "rect") { |
| if (this._attemptSelectIndicatatorTimelineRecord(clickStartTime, clickEndTime)) |
| return; |
| console.assert(false, "If the user clicked on a rect there should have been a record in this pixel range"); |
| } |
| |
| // Spiral out 4 pixels each side to try and select a nearby record. |
| for (let i = 1, delta = 0; i <= 4; ++i) { |
| delta += secondsPerPixel; |
| if (this._attemptSelectIndicatatorTimelineRecord(clickStartTime - delta, clickStartTime)) |
| return; |
| if (this._attemptSelectIndicatatorTimelineRecord(clickEndTime, clickEndTime + delta)) |
| return; |
| } |
| } |
| |
| _attemptSelectIndicatatorTimelineRecord(startTime, endTime) |
| { |
| let layoutTimeline = this._recording.timelineForRecordType(WI.TimelineRecord.Type.Layout); |
| let layoutRecords = layoutTimeline ? layoutTimeline.recordsInTimeRange(startTime, endTime, {includeRecordBeforeStart: true}) : []; |
| layoutRecords = layoutRecords.filter((record) => { |
| switch (record.eventType) { |
| case WI.LayoutTimelineRecord.EventType.RecalculateStyles: |
| case WI.LayoutTimelineRecord.EventType.ForcedLayout: |
| case WI.LayoutTimelineRecord.EventType.Layout: |
| case WI.LayoutTimelineRecord.EventType.Paint: |
| case WI.LayoutTimelineRecord.EventType.Composite: |
| return true; |
| case WI.LayoutTimelineRecord.EventType.InvalidateStyles: |
| case WI.LayoutTimelineRecord.EventType.InvalidateLayout: |
| return false; |
| default: |
| console.error("Unhandled LayoutTimelineRecord.EventType", record.eventType); |
| return false; |
| } |
| }); |
| |
| if (layoutRecords.length) { |
| this._selectTimelineRecord(layoutRecords[0]); |
| return true; |
| } |
| |
| let scriptTimeline = this._recording.timelineForRecordType(WI.TimelineRecord.Type.Script); |
| let scriptRecords = scriptTimeline ? scriptTimeline.recordsInTimeRange(startTime, endTime, {includeRecordBeforeStart: true}) : []; |
| scriptRecords = scriptRecords.filter((record) => { |
| switch (record.eventType) { |
| case WI.ScriptTimelineRecord.EventType.ScriptEvaluated: |
| case WI.ScriptTimelineRecord.EventType.APIScriptEvaluated: |
| case WI.ScriptTimelineRecord.EventType.ObserverCallback: |
| case WI.ScriptTimelineRecord.EventType.EventDispatched: |
| case WI.ScriptTimelineRecord.EventType.MicrotaskDispatched: |
| case WI.ScriptTimelineRecord.EventType.TimerFired: |
| case WI.ScriptTimelineRecord.EventType.AnimationFrameFired: |
| return true; |
| case WI.ScriptTimelineRecord.EventType.AnimationFrameRequested: |
| case WI.ScriptTimelineRecord.EventType.AnimationFrameCanceled: |
| case WI.ScriptTimelineRecord.EventType.TimerInstalled: |
| case WI.ScriptTimelineRecord.EventType.TimerRemoved: |
| case WI.ScriptTimelineRecord.EventType.ProbeSampleRecorded: |
| case WI.ScriptTimelineRecord.EventType.ConsoleProfileRecorded: |
| case WI.ScriptTimelineRecord.EventType.GarbageCollected: |
| return false; |
| default: |
| console.error("Unhandled ScriptTimelineRecord.EventType", record.eventType); |
| return false; |
| } |
| }); |
| |
| if (scriptRecords.length) { |
| this._selectTimelineRecord(scriptRecords[0]); |
| return true; |
| } |
| |
| return false; |
| } |
| |
| _selectTimelineRecord(record) |
| { |
| this.dispatchEventToListeners(WI.TimelineView.Event.RecordWasSelected, {record}); |
| } |
| |
| _handleGraphClick(event) |
| { |
| let mousePosition = this._graphPositionForMouseEvent(event); |
| if (isNaN(mousePosition)) |
| return; |
| |
| this._stickingOverlay = !this._stickingOverlay; |
| |
| if (!this._stickingOverlay) |
| this._handleGraphMouseMove(event); |
| } |
| |
| _handleGraphMouseMove(event) |
| { |
| let mousePosition = this._graphPositionForMouseEvent(event); |
| if (isNaN(mousePosition)) { |
| this._hideGraphOverlay(); |
| this.dispatchEventToListeners(WI.TimelineView.Event.ScannerHide); |
| return; |
| } |
| |
| let secondsPerPixel = this._timelineRuler.secondsPerPixel; |
| let time = this.startTime + (mousePosition * secondsPerPixel); |
| |
| if (!this._stickingOverlay) |
| this._showGraphOverlayNearTo(time); |
| |
| this.dispatchEventToListeners(WI.TimelineView.Event.ScannerShow, {time}); |
| } |
| |
| _showGraphOverlayNearTo(time) |
| { |
| let nearestRecord = null; |
| let nearestDistance = Infinity; |
| |
| // Find the nearest record to the time. |
| for (let record of this._visibleRecordsInLayout) { |
| let distance = Math.abs(time - record.timestamp); |
| if (distance < nearestDistance) { |
| nearestRecord = record; |
| nearestDistance = distance; |
| } |
| } |
| |
| if (!nearestRecord) { |
| this._hideGraphOverlay(); |
| return; |
| } |
| |
| let bestTime = nearestRecord.timestamp; |
| |
| // Snap to a discontinuity if closer. |
| for (let {startTime, endTime} of this._discontinuitiesInLayout) { |
| let distance = Math.abs(time - startTime); |
| if (distance < nearestDistance) { |
| nearestDistance = distance; |
| bestTime = startTime; |
| } |
| distance = Math.abs(time - endTime); |
| if (distance < nearestDistance) { |
| nearestDistance = distance; |
| bestTime = endTime; |
| } |
| } |
| |
| // Snap to end time if closer. |
| let visibleEndTime = Math.min(this.endTime, this.currentTime); |
| let distance = Math.abs(time - visibleEndTime); |
| if (distance < nearestDistance) { |
| nearestDistance = distance; |
| bestTime = visibleEndTime; |
| } |
| |
| let graphStartTime = this.startTime; |
| let adjustedTime = Number.constrain(bestTime, graphStartTime, visibleEndTime); |
| this._showGraphOverlay(nearestRecord, adjustedTime); |
| } |
| |
| _updateGraphOverlay() |
| { |
| if (!this._overlayRecord) |
| return; |
| |
| this._showGraphOverlay(this._overlayRecord, this._overlayTime, true); |
| } |
| |
| _showGraphOverlay(record, time, force) |
| { |
| if (!force && record === this._overlayRecord && time === this._overlayTime) |
| return; |
| |
| this._overlayRecord = record; |
| this._overlayTime = time; |
| |
| let secondsPerPixel = this._secondsPerPixelInLayout; |
| let graphStartTime = this.startTime; |
| |
| this._overlayMarker.time = time + (secondsPerPixel / 2); |
| |
| function xScale(time) { |
| return (time - graphStartTime) / secondsPerPixel; |
| } |
| |
| let x = xScale(time); |
| |
| let {mainThreadUsage, workerThreadUsage, webkitThreadUsage, unknownThreadUsage, workersData} = record; |
| |
| function addOverlayPoint(view, graphHeight, layoutMax, value) { |
| if (!value) |
| return; |
| |
| let graphMax = layoutMax * 1.05; |
| |
| function yScale(value) { |
| return graphHeight - ((value / graphMax) * graphHeight); |
| } |
| |
| view.chart.addPointMarker(x, yScale(value)); |
| view.chart.needsLayout(); |
| } |
| |
| this._clearOverlayMarkers(); |
| |
| this._cpuUsageView.updateLegend(record); |
| addOverlayPoint(this._cpuUsageView, CPUTimelineView.cpuUsageViewHeight, this._layoutMax, mainThreadUsage); |
| addOverlayPoint(this._cpuUsageView, CPUTimelineView.cpuUsageViewHeight, this._layoutMax, mainThreadUsage + workerThreadUsage); |
| addOverlayPoint(this._cpuUsageView, CPUTimelineView.cpuUsageViewHeight, this._layoutMax, mainThreadUsage + workerThreadUsage + webkitThreadUsage + unknownThreadUsage); |
| |
| if (this._threadsDetailsElement.open) { |
| this._mainThreadUsageView.updateLegend(mainThreadUsage); |
| addOverlayPoint(this._mainThreadUsageView, CPUTimelineView.threadCPUUsageViewHeight, this._threadLayoutMax, mainThreadUsage); |
| |
| this._webkitThreadUsageView.updateLegend(webkitThreadUsage); |
| addOverlayPoint(this._webkitThreadUsageView, CPUTimelineView.threadCPUUsageViewHeight, this._threadLayoutMax, webkitThreadUsage); |
| |
| this._unknownThreadUsageView.updateLegend(unknownThreadUsage); |
| addOverlayPoint(this._unknownThreadUsageView, CPUTimelineView.threadCPUUsageViewHeight, this._threadLayoutMax, unknownThreadUsage); |
| |
| for (let workerView of this._workerViews) |
| workerView.updateLegend(NaN); |
| |
| if (workersData) { |
| for (let {targetId, usage} of workersData) { |
| let workerView = this._workerViews.find((x) => x.__workerId === targetId); |
| if (workerView) { |
| workerView.updateLegend(usage); |
| addOverlayPoint(workerView, CPUTimelineView.threadCPUUsageViewHeight, this._threadLayoutMax, usage); |
| } |
| } |
| } |
| } |
| } |
| |
| _clearOverlayMarkers() |
| { |
| function clearGraphOverlayElement(view) { |
| view.clearLegend(); |
| view.chart.clearPointMarkers(); |
| view.chart.needsLayout(); |
| } |
| |
| clearGraphOverlayElement(this._cpuUsageView); |
| clearGraphOverlayElement(this._mainThreadUsageView); |
| clearGraphOverlayElement(this._webkitThreadUsageView); |
| clearGraphOverlayElement(this._unknownThreadUsageView); |
| |
| for (let workerView of this._workerViews) |
| clearGraphOverlayElement(workerView); |
| } |
| |
| _hideGraphOverlay() |
| { |
| if (this._stickingOverlay) |
| return; |
| |
| this._overlayRecord = null; |
| this._overlayTime = NaN; |
| this._overlayMarker.time = -1; |
| this._clearOverlayMarkers(); |
| } |
| }; |
| |
| WI.CPUTimelineView.LayoutReason = { |
| Internal: Symbol("cpu-timeline-view-internal-layout"), |
| }; |
| |
| // NOTE: UI follows this order. |
| WI.CPUTimelineView.SampleType = { |
| Script: "sample-type-script", |
| Layout: "sample-type-layout", |
| Paint: "sample-type-paint", |
| Style: "sample-type-style", |
| }; |
