[dygraphs.git] / tests / dygraph-many-points-benchmark.html

<!DOCTYPE html>
<html>
  <head>
    <meta http-equiv="X-UA-Compatible" content="IE=EmulateIE7; IE=EmulateIE9">
    <title>Benchmarking for Plots with Many Points</title>
    <!--[if IE]>
    <script type="text/javascript" src="../excanvas.js"></script>
    <![endif]-->
    <script type="text/javascript" src="../strftime/strftime-min.js"></script>
    <script type="text/javascript" src="../rgbcolor/rgbcolor.js"></script>
    <script type="text/javascript" src="../dygraph-canvas.js"></script>
    <script type="text/javascript" src="../dygraph.js"></script>
  </head>
  <body>
    <p>Plot which can be easily generated with different numbers of points for
       benchmarking/profiling and improving performance of dygraphs.</p>    
    <p>Number of points:
       <input type="text" id="num_points_input" size="20"
              onchange="updatePlot();"></p>
    <p>Number of series:
       <input type="text" id="num_series_input" size="20"
              onchange="updatePlot();"></p>
    <p>Roll period (in points):
      <input type="text" id="roll_period_input" size="20"
              onchange="updatePlot();"></p>
    <p>Repetitions:
      <input type="text" id="repetitions" size="20"
              onchange="updatePlot();"></p>
    <br>
    <br>
    <div id="plot"></div>
    <div id="message"></div>
    <div id="metrics"></div>

    <script type="text/javascript">
      var plot;

      updatePlot = function() {
        document.getElementById('message').innerHTML = "";
        var plotDiv = document.getElementById('plot');
        plotDiv.innerHTML = 'Redrawing...';
        var numPoints =
            parseInt(document.getElementById('num_points_input').value);
        var numSeries =
            parseInt(document.getElementById('num_series_input').value);
        var repetitions =
            parseInt(document.getElementById('repetitions').value);

        var data = [];
        var xmin = 0.0;
        var xmax = 2.0 * Math.PI;
        var adj = .5;
        var delta = (xmax - xmin) / (numPoints - 1);

        for (var i = 0; i < numPoints; ++i) {
          var x = xmin + delta * i;
          var elem = [ x ];
          for (var j = 0; j < numSeries; j++) {
            var y = Math.sin(x + (j * adj));
            elem.push(y);
          }
          data[i] = elem;
        }
        var labels = [ "x" ];
        for (var j = 0; j < numSeries; j++) {
          labels.push("sin(x + " + (j*adj) + ")");
        }
        var rollPeriod = parseInt(
            document.getElementById('roll_period_input').value);
        var opts = {labels: labels, rollPeriod: rollPeriod};
        var durations = [];
        for (var i = 0; i < repetitions; i++) {
          var start = new Date();
          plot = new Dygraph(plotDiv, data, opts);
          var end = new Date();
          durations.push(end - start);
        }
        if (repetitions == 1) {
          document.getElementById('message').innerHTML =
              "completed in " + (end - start) + " milliseconds.";
        } else {
          document.getElementById('message').innerHTML =
              "Durations: " + durations;
        }
        updateMetrics(durations);
      };

      updateMetrics = function(data) {
        var d = "run,ms\n";
        for (var i = 0; i < data.length; i++) {
          d = d + i + "," + data[i] + "\n";
        }
        var g = new Dygraph(document.getElementById('metrics'), d,
            {highlightCircleSize: 4});
      }

      document.getElementById('num_points_input').value = '100';
      document.getElementById('num_series_input').value = '1';
      document.getElementById('roll_period_input').value = '1';
      document.getElementById('repetitions').value = '1';
      updatePlot();
    </script>
  </body>
</html>
Commit	Line	Data
54425b14	1	<!DOCTYPE html>
15b00ba8 JB	2	<html>
15b00ba8 JB	3	<head>
10494b48	4	<meta http-equiv="X-UA-Compatible" content="IE=EmulateIE7; IE=EmulateIE9">
15b00ba8 JB	5	<title>Benchmarking for Plots with Many Points</title>
	6	<!--[if IE]>
	7	<script type="text/javascript" src="../excanvas.js"></script>
	8	<![endif]-->
	9	<script type="text/javascript" src="../strftime/strftime-min.js"></script>
	10	<script type="text/javascript" src="../rgbcolor/rgbcolor.js"></script>
	11	<script type="text/javascript" src="../dygraph-canvas.js"></script>
	12	<script type="text/javascript" src="../dygraph.js"></script>
	13	</head>
	14	<body>
	15	<p>Plot which can be easily generated with different numbers of points for
	16	benchmarking/profiling and improving performance of dygraphs.</p>
	17	<p>Number of points:
	18	<input type="text" id="num_points_input" size="20"
	19	onchange="updatePlot();"></p>
09c17553 RK	20	<p>Number of series:
	21	<input type="text" id="num_series_input" size="20"
	22	onchange="updatePlot();"></p>
15b00ba8 JB	23	<p>Roll period (in points):
	24	<input type="text" id="roll_period_input" size="20"
	25	onchange="updatePlot();"></p>
f7adb3d7 RK	26	<p>Repetitions:
	27	<input type="text" id="repetitions" size="20"
	28	onchange="updatePlot();"></p>
15b00ba8 JB	29	<br>
	30	<br>
	31	<div id="plot"></div>
09c17553	32	<div id="message"></div>
f7adb3d7	33	<div id="metrics"></div>
15b00ba8 JB	34
	35	<script type="text/javascript">
	36	var plot;
	37
	38	updatePlot = function() {
09c17553	39	document.getElementById('message').innerHTML = "";
15b00ba8 JB	40	var plotDiv = document.getElementById('plot');
	41	plotDiv.innerHTML = 'Redrawing...';
	42	var numPoints =
	43	parseInt(document.getElementById('num_points_input').value);
09c17553 RK	44	var numSeries =
09c17553 RK	45	parseInt(document.getElementById('num_series_input').value);
f7adb3d7 RK	46	var repetitions =
f7adb3d7 RK	47	parseInt(document.getElementById('repetitions').value);
09c17553	48
15b00ba8 JB	49	var data = [];
	50	var xmin = 0.0;
	51	var xmax = 2.0 * Math.PI;
09c17553	52	var adj = .5;
15b00ba8 JB	53	var delta = (xmax - xmin) / (numPoints - 1);
	54
	55	for (var i = 0; i < numPoints; ++i) {
	56	var x = xmin + delta * i;
09c17553 RK	57	var elem = [ x ];
	58	for (var j = 0; j < numSeries; j++) {
	59	var y = Math.sin(x + (j * adj));
	60	elem.push(y);
	61	}
	62	data[i] = elem;
	63	}
	64	var labels = [ "x" ];
	65	for (var j = 0; j < numSeries; j++) {
	66	labels.push("sin(x + " + (j*adj) + ")");
15b00ba8	67	}
15b00ba8 JB	68	var rollPeriod = parseInt(
15b00ba8 JB	69	document.getElementById('roll_period_input').value);
09c17553	70	var opts = {labels: labels, rollPeriod: rollPeriod};
f7adb3d7 RK	71	var durations = [];
	72	for (var i = 0; i < repetitions; i++) {
	73	var start = new Date();
	74	plot = new Dygraph(plotDiv, data, opts);
	75	var end = new Date();
	76	durations.push(end - start);
	77	}
	78	if (repetitions == 1) {
	79	document.getElementById('message').innerHTML =
	80	"completed in " + (end - start) + " milliseconds.";
	81	} else {
	82	document.getElementById('message').innerHTML =
	83	"Durations: " + durations;
	84	}
	85	updateMetrics(durations);
15b00ba8 JB	86	};
15b00ba8 JB	87
f7adb3d7 RK	88	updateMetrics = function(data) {
	89	var d = "run,ms\n";
	90	for (var i = 0; i < data.length; i++) {
	91	d = d + i + "," + data[i] + "\n";
	92	}
	93	var g = new Dygraph(document.getElementById('metrics'), d,
	94	{highlightCircleSize: 4});
	95	}
	96
15b00ba8	97	document.getElementById('num_points_input').value = '100';
09c17553	98	document.getElementById('num_series_input').value = '1';
15b00ba8	99	document.getElementById('roll_period_input').value = '1';
f7adb3d7	100	document.getElementById('repetitions').value = '1';
15b00ba8 JB	101	updatePlot();
	102	</script>
	103	</body>
	104	</html>