const { Clutter, Gio, Shell } = imports.gi; const Main = imports.ui.main; const Scripting = imports.ui.scripting; var METRICS = { timeToDesktop: { description: "Time from starting graphical.target to desktop showing", units: "us" }, overviewShowTime: { description: "Time to switch to overview view, first time", units: "us" }, applicationsShowTime: { description: "Time to switch to applications view, first time", units: "us" }, mainViewRedrawTime: { description: "Time to redraw the main view, full screen", units: "us" }, overviewRedrawTime: { description: "Time to redraw the overview, full screen, 5 windows", units: "us" }, applicationRedrawTime: { description: "Time to redraw frame with a maximized application update", units: "us" }, geditStartTime: { description: "Time from gedit launch to window drawn", units: "us" }, } function waitAndDraw(milliseconds) { let cb; let timeline = new Clutter.Timeline({ duration: milliseconds }); timeline.start(); timeline.connect('new-frame', (timeline, frame) => { global.stage.queue_redraw(); }); timeline.connect('completed', () => { timeline.stop(); if (cb) cb(); }); return callback => { cb = callback; }; } function waitSignal(object, signal) { let cb; let id = object.connect(signal, () => { object.disconnect(id); if (cb) cb(); }); return callback => { cb = callback; }; } function extractBootTimestamp() { let sp = Gio.Subprocess.new(['journalctl', '-b', 'MESSAGE_ID=7d4958e842da4a758f6c1cdc7b36dcc5', 'UNIT=graphical.target', '-o', 'json'], Gio.SubprocessFlags.STDOUT_PIPE); let result = null; let datastream = Gio.DataInputStream.new(sp.get_stdout_pipe()); while (true) { let [line, length] = datastream.read_line_utf8(null); if (line === null) break; let fields = JSON.parse(line); result = Number(fields['__MONOTONIC_TIMESTAMP']); } datastream.close(null); return result; } function *run() { Scripting.defineScriptEvent("desktopShown", "Finished initial animation"); Scripting.defineScriptEvent("overviewShowStart", "Starting to show the overview"); Scripting.defineScriptEvent("overviewShowDone", "Overview finished showing"); Scripting.defineScriptEvent("applicationsShowStart", "Starting to switch to applications view"); Scripting.defineScriptEvent("applicationsShowDone", "Done switching to applications view"); Scripting.defineScriptEvent("mainViewDrawStart", "Drawing main view"); Scripting.defineScriptEvent("mainViewDrawDone", "Ending timing main view drawing"); Scripting.defineScriptEvent("overviewDrawStart", "Drawing overview"); Scripting.defineScriptEvent("overviewDrawDone", "Ending timing overview drawing"); Scripting.defineScriptEvent("redrawTestStart", "Drawing application window"); Scripting.defineScriptEvent("redrawTestDone", "Ending timing application window drawing"); Scripting.defineScriptEvent("collectTimings", "Accumulate frame timings from redraw tests"); Scripting.defineScriptEvent("geditLaunch", "gedit application launch"); Scripting.defineScriptEvent("geditFirstFrame", "first frame of gedit window drawn"); yield Scripting.waitLeisure(); Scripting.scriptEvent('desktopShown'); let interfaceSettings = new Gio.Settings({ schema_id: 'org.gnome.desktop.interface' }); interfaceSettings.set_boolean('enable-animations', false); Scripting.scriptEvent('overviewShowStart'); Main.overview.show(); yield Scripting.waitLeisure(); Scripting.scriptEvent('overviewShowDone'); yield Scripting.sleep(1000); Scripting.scriptEvent('applicationsShowStart'); Main.overview._dash.showAppsButton.checked = true; yield Scripting.waitLeisure(); Scripting.scriptEvent('applicationsShowDone'); yield Scripting.sleep(1000); Main.overview.hide(); yield Scripting.waitLeisure(); //////////////////////////////////////// // Tests of redraw speed //////////////////////////////////////// global.frame_timestamps = true; global.frame_finish_timestamp = true; for (let k = 0; k < 5; k++) yield Scripting.createTestWindow({ maximized: true }); yield Scripting.waitTestWindows(); yield Scripting.sleep(1000); Scripting.scriptEvent('mainViewDrawStart'); yield waitAndDraw(1000); Scripting.scriptEvent('mainViewDrawDone'); Main.overview.show(); Scripting.waitLeisure(); yield Scripting.sleep(1500); Scripting.scriptEvent('overviewDrawStart'); yield waitAndDraw(1000); Scripting.scriptEvent('overviewDrawDone'); yield Scripting.destroyTestWindows(); Main.overview.hide(); yield Scripting.createTestWindow({ maximized: true, redraws: true}); yield Scripting.waitTestWindows(); yield Scripting.sleep(1000); Scripting.scriptEvent('redrawTestStart'); yield Scripting.sleep(1000); Scripting.scriptEvent('redrawTestDone'); yield Scripting.sleep(1000); Scripting.scriptEvent('collectTimings'); yield Scripting.destroyTestWindows(); global.frame_timestamps = false; global.frame_finish_timestamp = false; yield Scripting.sleep(1000); //////////////////////////////////////// let appSys = Shell.AppSystem.get_default(); let app = appSys.lookup_app('org.gnome.gedit.desktop'); Scripting.scriptEvent('geditLaunch'); app.activate(); let windows = app.get_windows(); if (windows.length > 0) throw new Error('gedit was already running'); while (windows.length == 0) { yield waitSignal(global.display, 'window-created'); windows = app.get_windows(); } let actor = windows[0].get_compositor_private(); yield waitSignal(actor, 'first-frame'); Scripting.scriptEvent('geditFirstFrame'); yield Scripting.sleep(1000); windows[0].delete(global.get_current_time()); yield Scripting.sleep(1000); interfaceSettings.set_boolean('enable-animations', true); } let overviewShowStart; let applicationsShowStart; let stagePaintStart; let redrawTiming; let redrawTimes = {}; let geditLaunchTime; function script_desktopShown(time) { let bootTimestamp = extractBootTimestamp(); METRICS.timeToDesktop.value = time - bootTimestamp; } function script_overviewShowStart(time) { overviewShowStart = time; } function script_overviewShowDone(time) { METRICS.overviewShowTime.value = time - overviewShowStart; } function script_applicationsShowStart(time) { applicationsShowStart = time; } function script_applicationsShowDone(time) { METRICS.applicationsShowTime.value = time - applicationsShowStart; } function script_mainViewDrawStart(time) { redrawTiming = 'mainView'; } function script_mainViewDrawDone(time) { redrawTiming = null; } function script_overviewDrawStart(time) { redrawTiming = 'overview'; } function script_overviewDrawDone(time) { redrawTiming = null; } function script_redrawTestStart(time) { redrawTiming = 'application'; } function script_redrawTestDone(time) { redrawTiming = null; } function script_collectTimings(time) { for (let timing in redrawTimes) { let times = redrawTimes[timing]; times.sort((a, b) => a - b); let len = times.length; let median; if (len == 0) median = -1; else if (len % 2 == 1) median = times[(len - 1)/ 2]; else median = Math.round((times[len / 2 - 1] + times[len / 2]) / 2); METRICS[timing + 'RedrawTime'].value = median; } } function script_geditLaunch(time) { geditLaunchTime = time; } function script_geditFirstFrame(time) { METRICS.geditStartTime.value = time - geditLaunchTime; } function clutter_stagePaintStart(time) { stagePaintStart = time; } function clutter_paintCompletedTimestamp(time) { if (redrawTiming != null && stagePaintStart != null) { if (!(redrawTiming in redrawTimes)) redrawTimes[redrawTiming] = []; redrawTimes[redrawTiming].push(time - stagePaintStart); } stagePaintStart = null; }