/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. var loops = 15
  26. var nx = 120
  27. var nz = 120
  28. function morph(a, f) {
  29. var PI2nx = Math.PI * 8/nx
  30. var sin = Math.sin
  31. var f30 = -(50 * sin(f*Math.PI*2))
  32. /* BEGIN LOOP */
  33. for (var i = 0; i < nz; ++i) {
  34. /* BEGIN LOOP */
  35. for (var j = 0; j < nx; ++j) {
  36. a[3*(i*nx+j)+1] = sin((j-1) * PI2nx ) * -f30
  37. }
  38. /* END LOOP */
  39. }
  40. /* END LOOP */
  41. }
  42. var a = Array()
  43. /* BEGIN LOOP */
  44. for (var i=0; i < nx*nz*3; ++i)
  45. a[i] = 0
  46. /* END LOOP */
  47. /* BEGIN LOOP */
  48. for (var i = 0; i < loops; ++i) {
  49. morph(a, i/loops)
  50. }
  51. /* END LOOP */
  52. testOutput = 0;
  53. /* BEGIN LOOP */
  54. for (var i = 0; i < nx; i++)
  55. testOutput += a[3*(i*nx+i)+1];
  56. /* END LOOP */
  57. a = null;