<!DOCTYPE html>
<head>
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<title>SunSpider 3d-morph</title>

</head>

<body>
<h3>3d-morph</h3>
<div id="console">
</div>

<script>

var _sunSpiderStartDate = new Date();

/*
 * Copyright (C) 2007 Apple Inc.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
 */

var loops = 15
var nx = 120
var nz = 120

function morph(a, f) {
    var PI2nx = Math.PI * 8/nx
    var sin = Math.sin
    var f30 = -(50 * sin(f*Math.PI*2))
    
    for (var i = 0; i < nz; ++i) {
        for (var j = 0; j < nx; ++j) {
            a[3*(i*nx+j)+1]    = sin((j-1) * PI2nx ) * -f30
        }
    }
}

    
var a = Array()
for (var i=0; i < nx*nz*3; ++i) 
    a[i] = 0

for (var i = 0; i < loops; ++i) {
    morph(a, i/loops)
}

testOutput = 0;
for (var i = 0; i < nx; i++)
    testOutput += a[3*(i*nx+i)+1];
a = null;


var _sunSpiderInterval = new Date() - _sunSpiderStartDate;

document.getElementById("console").innerHTML = _sunSpiderInterval;
</script>


</body>
</html>