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<title>[200049] trunk/PerformanceTests</title>
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<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/200049">200049</a></dd>
<dt>Author</dt> <dd>simon.fraser@apple.com</dd>
<dt>Date</dt> <dd>2016-04-25 14:07:32 -0700 (Mon, 25 Apr 2016)</dd>
</dl>
<h3>Log Message</h3>
<pre>Add a content animation test that uses SVG animation.
https://bugs.webkit.org/show_bug.cgi?id=156827
* Animation/svg-animation.html: Added.
* Skipped:</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkPerformanceTestsChangeLog">trunk/PerformanceTests/ChangeLog</a></li>
<li><a href="#trunkPerformanceTestsSkipped">trunk/PerformanceTests/Skipped</a></li>
</ul>
<h3>Added Paths</h3>
<ul>
<li><a href="#trunkPerformanceTestsAnimationsvganimationhtml">trunk/PerformanceTests/Animation/svg-animation.html</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkPerformanceTestsAnimationsvganimationhtml"></a>
<div class="addfile"><h4>Added: trunk/PerformanceTests/Animation/svg-animation.html (0 => 200049)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/PerformanceTests/Animation/svg-animation.html (rev 0)
+++ trunk/PerformanceTests/Animation/svg-animation.html 2016-04-25 21:07:32 UTC (rev 200049)
</span><span class="lines">@@ -0,0 +1,169 @@
</span><ins>+<!DOCTYPE html>
+
+<html>
+<head>
+ <meta name="viewport" content="initial-scale=1.0">
+ <style>
+ body {
+ margin: 0;
+ }
+ </style>
+ <script>
+
+ var animationDuration = 2;
+
+ function randomInt(min, max)
+ {
+ return Math.round(this.random(min, max));
+ }
+
+ function random(min, max)
+ {
+ return (Math.random() * (max - min)) + min;
+ }
+
+ function randomColor()
+ {
+ var min = 32;
+ var max = 256 - 32;
+ return "#"
+ + this.randomInt(min, max).toString(16)
+ + this.randomInt(min, max).toString(16)
+ + this.randomInt(min, max).toString(16);
+ }
+
+ function Point(x, y)
+ {
+ this.x = x;
+ this.y = y;
+ }
+
+ Point.pointOnCircle = function(angle, radius)
+ {
+ return new Point(radius * Math.cos(angle), radius * Math.sin(angle));
+ }
+
+ Point.prototype =
+ {
+ add: function(other)
+ {
+ if(isNaN(other.x))
+ return new Point(this.x + other, this.y + other);
+ return new Point(this.x + other.x, this.y + other.y);
+ },
+
+ subtract: function(other)
+ {
+ if(isNaN(other.x))
+ return new Point(this.x - other, this.y - other);
+ return new Point(this.x - other.x, this.y - other.y);
+ },
+
+ move: function(angle, velocity, timeDelta)
+ {
+ return this.add(Point.pointOnCircle(angle, velocity * (timeDelta / 1000)));
+ },
+
+ multiply: function(other)
+ {
+ if(isNaN(other.x))
+ return new Point(this.x * other, this.y * other);
+ return new Point(this.x * other.x, this.y * other.y);
+ },
+
+ length: function() {
+ return Math.sqrt( this.x * this.x + this.y * this.y );
+ },
+
+ normalize: function() {
+ var l = Math.sqrt( this.x * this.x + this.y * this.y );
+ this.x /= l;
+ this.y /= l;
+ return this;
+ }
+ }
+
+ function createAnimation(attribute, delay, duration)
+ {
+ var animation = document.createElementNS("http://www.w3.org/2000/svg", "animate");
+ animation.setAttribute('attributeName', attribute);
+ animation.setAttribute('values', '0; 300; 0');
+ animation.setAttribute('keyTimes', '0; 0.5; 1');
+ animation.setAttribute('begin', delay + 's');
+ animation.setAttribute('dur', duration + 's');
+ animation.setAttribute('fill', 'remove');
+ animation.setAttribute('repeatCount', 'indefinite');
+ return animation;
+ }
+
+ function Particle(maxPosition)
+ {
+ this.element = document.createElementNS("http://www.w3.org/2000/svg", "circle");
+ this.element.setAttribute('cx', '0');
+ this.element.setAttribute('cy', '0');
+ this.element.setAttribute('r', '10');
+ this.element.setAttribute('style', 'fill: ' + randomColor());
+ this.element.className = 'particle';
+
+ var slop = 0.2;
+ var delay = '-' + random(0, animationDuration);
+ var xDuration = random(animationDuration - slop, animationDuration + slop);
+ var yDuration = random(animationDuration - slop, animationDuration + slop);
+
+ this.element.appendChild(createAnimation('cx', delay, xDuration));
+ this.element.appendChild(createAnimation('cy', delay, yDuration));
+
+ this.maxPosition = maxPosition;
+ this.reset();
+ this.move();
+ }
+
+ Particle.prototype =
+ {
+ reset: function()
+ {
+ this.size = new Point(20, 20);
+ this.maxLocation = this.maxPosition.subtract(this.size);
+ this.position = new Point(0, 0);
+ },
+
+ move: function()
+ {
+ this.element.setAttribute('cx', this.position.x);
+ this.element.setAttribute('cy', this.position.y);
+ }
+ }
+
+ var numParticles = 20;
+ var particles = [];
+
+ function makeParticles()
+ {
+ var stage = document.getElementById('stage');
+ var maxPosition = new Point(320, 320);
+ for (var i = 0; i < numParticles; ++i) {
+ particles.push(new Particle(maxPosition));
+ stage.appendChild(particles[i].element);
+ }
+ }
+
+ function setupAnimation()
+ {
+ makeParticles();
+ }
+
+ window.addEventListener('load', setupAnimation, false);
+ </script>
+</head>
+<body>
+
+ <svg width="320" height="320"
+ viewBox="0 0 320 320"
+ xmlns="http://www.w3.org/2000/svg">
+ <g id="stage">
+ <rect x="0" y="0" width="320" height="320" style="stroke: black; fill: none;"/>
+ </g>
+ </svg>
+
+</body>
+</html>
</ins></span></pre></div>
<a id="trunkPerformanceTestsChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/PerformanceTests/ChangeLog (200048 => 200049)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/PerformanceTests/ChangeLog 2016-04-25 20:59:39 UTC (rev 200048)
+++ trunk/PerformanceTests/ChangeLog 2016-04-25 21:07:32 UTC (rev 200049)
</span><span class="lines">@@ -1,3 +1,11 @@
</span><ins>+2016-04-25 Simon Fraser <simon.fraser@apple.com>
+
+ Add a content animation test that uses SVG animation.
+ https://bugs.webkit.org/show_bug.cgi?id=156827
+
+ * Animation/svg-animation.html: Added.
+ * Skipped:
+
</ins><span class="cx"> 2016-04-22 Simon Fraser <simon.fraser@apple.com>
</span><span class="cx">
</span><span class="cx"> Skip two content animation tests which are only meant for iOS testing.
</span></span></pre></div>
<a id="trunkPerformanceTestsSkipped"></a>
<div class="modfile"><h4>Modified: trunk/PerformanceTests/Skipped (200048 => 200049)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/PerformanceTests/Skipped 2016-04-25 20:59:39 UTC (rev 200048)
+++ trunk/PerformanceTests/Skipped 2016-04-25 21:07:32 UTC (rev 200049)
</span><span class="lines">@@ -99,3 +99,4 @@
</span><span class="cx"> # Used for iOS testing
</span><span class="cx"> Animation/css-animation.html
</span><span class="cx"> Animation/raf-animation.html
</span><ins>+Animation/svg-animation.html
</ins></span></pre>
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