tools/perf-canvaskit-puppeteer/canvas_perf.html - skia - Git at Google

 <!-- This benchmark run a lot of small benchmarks that are defined with a karma-like sytax
   in canvas_perf.js
 -->
 <!DOCTYPE html>
 <html>
 <head>
   <title>CanvasKit SKP Perf</title>
   <meta charset="utf-8" />
   <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
   <meta name="viewport" content="width=device-width, initial-scale=1.0">
   <script src="/static/canvaskit.js" type="text/javascript" charset="utf-8"></script>
   <script src="/static/benchmark.js" type="text/javascript" charset="utf-8"></script>
   <script src="/static/canvas_perf.js" type="text/javascript" charset="utf-8"></script>
   <style type="text/css" media="screen">
     body {
       margin: 0;
       padding: 0;
     }
   </style>
 </head>
 <body>
   <main>
     <button id="start_bench">Start Benchmark</button>
     <br>
     <canvas id=anim width=600 height=600 style="height: 600px; width: 600px;"></canvas>
   </main>
   <script type="text/javascript" charset="utf-8">
     const WIDTH  = 600;
     const HEIGHT = 600;
     const WARM_UP_FRAMES = 5;
     // Keeping this a little lower because this test runs many smaller tests,
     // each for this many frames, which could add up to a long time.
     const MAX_FRAMES = 51;

     (function() {

       const loadCanvasKit = CanvasKitInit({
         locateFile: (file) => '/static/' + file,
       });

       loadCanvasKit.then((CanvasKit) => {
         const urlSearchParams = new URLSearchParams(window.location.search);
         let glversion = 2;
         if (urlSearchParams.has('webgl1')) {
           glversion = 1;
         }
         const surface = getSurface(CanvasKit, glversion);
         if (!surface) {
           console.error('Could not make surface', window._error);
           return;
         }

         document.getElementById('start_bench').addEventListener('click', async () => {
           window._perfData = {};

           // canvas_perf.js should have defined a single object called tests that is an array of
           // objects having:
           //  setup:    A function called once before testing begins, it is expected to make its
           //            own canvas and put it in ctx.
           //  test:     A function called to draw one frame
           //  teardown: A function called after testing finishes
           //  description:     A human readable description
           //  perfkey:  A key used to save the results in perf.skia.org.
           for (const t of tests) {
             let ctx = {
               'surface': surface,
             };
             console.log('Benchmarking "' + t.description + '"');
             t.setup(CanvasKit, ctx);
             function draw() {
               t.test(CanvasKit, ctx);
             }
             // TODO(nifong): is it ok to keep re-using the surface?
             results = await startTimingFrames(draw, surface, WARM_UP_FRAMES, MAX_FRAMES);
             t.teardown(CanvasKit, ctx);
             window._perfData[t.perfKey] = results;

             // TODO(nifong): provide a function similar to startTimingFrames for timing non-visual tests.
           }
           surface.delete();
           window._perfDone = true;
         });
         console.log('Perf is ready');
         window._perfReady = true;
       });
     }
   )();

   </script>
 </body>
 </html>
	<!-- This benchmark run a lot of small benchmarks that are defined with a karma-like sytax
	in canvas_perf.js
	-->
	<!DOCTYPE html>
	<html>
	<head>
	<title>CanvasKit SKP Perf</title>
	<meta charset="utf-8" />
	<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
	<meta name="viewport" content="width=device-width, initial-scale=1.0">
	<script src="/static/canvaskit.js" type="text/javascript" charset="utf-8"></script>
	<script src="/static/benchmark.js" type="text/javascript" charset="utf-8"></script>
	<script src="/static/canvas_perf.js" type="text/javascript" charset="utf-8"></script>
	<style type="text/css" media="screen">
	body {
	margin: 0;
	padding: 0;
	}
	</style>
	</head>
	<body>
	<main>
	<button id="start_bench">Start Benchmark</button>
	<br>
	<canvas id=anim width=600 height=600 style="height: 600px; width: 600px;"></canvas>
	</main>
	<script type="text/javascript" charset="utf-8">
	const WIDTH = 600;
	const HEIGHT = 600;
	const WARM_UP_FRAMES = 5;
	// Keeping this a little lower because this test runs many smaller tests,
	// each for this many frames, which could add up to a long time.
	const MAX_FRAMES = 51;

	(function() {

	const loadCanvasKit = CanvasKitInit({
	locateFile: (file) => '/static/' + file,
	});

	loadCanvasKit.then((CanvasKit) => {
	const urlSearchParams = new URLSearchParams(window.location.search);
	let glversion = 2;
	if (urlSearchParams.has('webgl1')) {
	glversion = 1;
	}
	const surface = getSurface(CanvasKit, glversion);
	if (!surface) {
	console.error('Could not make surface', window._error);
	return;
	}

	document.getElementById('start_bench').addEventListener('click', async () => {
	window._perfData = {};

	// canvas_perf.js should have defined a single object called tests that is an array of
	// objects having:
	// setup: A function called once before testing begins, it is expected to make its
	// own canvas and put it in ctx.
	// test: A function called to draw one frame
	// teardown: A function called after testing finishes
	// description: A human readable description
	// perfkey: A key used to save the results in perf.skia.org.
	for (const t of tests) {
	let ctx = {
	'surface': surface,
	};
	console.log('Benchmarking "' + t.description + '"');
	t.setup(CanvasKit, ctx);
	function draw() {
	t.test(CanvasKit, ctx);
	}
	// TODO(nifong): is it ok to keep re-using the surface?
	results = await startTimingFrames(draw, surface, WARM_UP_FRAMES, MAX_FRAMES);
	t.teardown(CanvasKit, ctx);
	window._perfData[t.perfKey] = results;

	// TODO(nifong): provide a function similar to startTimingFrames for timing non-visual tests.
	}
	surface.delete();
	window._perfDone = true;
	});
	console.log('Perf is ready');
	window._perfReady = true;
	});
	}
	)();

	</script>
	</body>
	</html>