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Copyright 2013 The Chromium Authors
Use of this source code is governed by a BSD-style license that can be
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<head>
<meta charset="UTF-8">
<title>Multi-Threaded Raycasted Earth</title>
<link rel="stylesheet" href="//fonts.googleapis.com/css?family=Open+Sans:300,700">
<link href="/static/css/out/site.css" rel="stylesheet">
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<script type="text/javascript" src="example.js"></script>
</head>
<body class="demo">
<header>
<h1>Multi-Threaded Raycasted Earth</h1>
</header>
<section>
<div class="intro">
<p>
An example of using multiple threads to render the globe through ray-tracing.
</p>
<p class="note">
Note: the C++ source code of this demo is available in the Native Client SDK (<tt>examples/demo/earth</tt>).
</p>
<p class="note">
FPS: <span id="fps">0</span>
</p>
<div class="panel panel-info">
<h2>Controls</h2>
<div class="panel-body">
<table id="config" cellspacing="0" cellpadding="0">
<tbody>
<tr>
<td class="name">Thread Count:</td>
<td class="value">
<select id="threadCount">
<option value="0">Main Thread only</option>
<option value="1">1 Thread</option>
<option value="2" selected="selected">2 Threads</option>
<option value="4">4 Threads</option>
<option value="6">6 Threads</option>
<option value="8">8 Threads</option>
<option value="12">12 Threads</option>
<option value="24">24 Threads</option>
<option value="32">32 Threads</option>
</select>
</td>
</tr>
<tr>
<td class="name">Zoom:</td>
<td class="value">
<input type="range" id="zoomRange"
min="1.0" max="50.0" step="0.5" value="14.0">
</td>
</tr>
<tr>
<td class="name">Light:</td>
<td class="value">
<input type="range" id="lightRange"
min="0.2" max="2.0" step=".01" value="1.0">
</td>
</tr>
</tbody>
</table>
</div>
</div>
<p class="credit">
<b>Image Credit:</b>
NASA Goddard Space Flight Center Image by Reto Stöckli (land
surface, shallow water, clouds). Enhancements by Robert Simmon
(ocean color, compositing, 3D globes, animation).
<br/>
<b>Data and technical support:</b> MODIS Land Group; MODIS Science Data,
Support Team; MODIS Atmosphere Group; MODIS Ocean Group Additional
data: USGS EROS Data Center (topography); USGS Terrestrial Remote
Sensing Flagstaff Field Center (Antarctica); Defense Meteorological
Satellite Program (city lights).
</p>
</div>
<div class="Demo-body">
<div id="listener" class="Demo-content"></div>
</div>
<div id="loading-cover">
<div id="message">
<div id="statusField"></div>
<div id="progress" class="progress progress-striped active">
<div id="progress-bar" class="progress-bar" role="progressbar" aria-valuenow="0" aria-valuemin="0" aria-valuemax="100" style="width: 0%">
</div>
</div>
</div>
</div>
</section>
</body>
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