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/*↩
* 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;↩