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/js/src/metrics/jint/sunspider/3d-morph.js

http://github.com/zpao/v8monkey
JavaScript | 64 lines | 23 code | 7 blank | 34 comment | 5 complexity | c2b5d81083bed46894a524c02bed15f8 MD5 | raw file
 1/*
 2 * Copyright (C) 2007 Apple Inc.  All rights reserved.
 3 *
 4 * Redistribution and use in source and binary forms, with or without
 5 * modification, are permitted provided that the following conditions
 6 * are met:
 7 * 1. Redistributions of source code must retain the above copyright
 8 *    notice, this list of conditions and the following disclaimer.
 9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
24 */
25
26var loops = 15
27var nx = 120
28var nz = 120
29
30function morph(a, f) {
31    var PI2nx = Math.PI * 8/nx
32    var sin = Math.sin
33    var f30 = -(50 * sin(f*Math.PI*2))
34    
35/* BEGIN LOOP */
36    for (var i = 0; i < nz; ++i) {
37/* BEGIN LOOP */
38        for (var j = 0; j < nx; ++j) {
39            a[3*(i*nx+j)+1]    = sin((j-1) * PI2nx ) * -f30
40        }
41/* END LOOP */
42    }
43/* END LOOP */
44}
45
46    
47var a = Array()
48/* BEGIN LOOP */
49for (var i=0; i < nx*nz*3; ++i) 
50    a[i] = 0
51/* END LOOP */
52
53/* BEGIN LOOP */
54for (var i = 0; i < loops; ++i) {
55    morph(a, i/loops)
56}
57/* END LOOP */
58
59testOutput = 0;
60/* BEGIN LOOP */
61for (var i = 0; i < nx; i++)
62    testOutput += a[3*(i*nx+i)+1];
63/* END LOOP */
64a = null;