/libs/cocos2d/Support/ccUtils.c

http://github.com/kstenerud/ObjectAL-for-iPhone · C · 18 lines · 10 code · 1 blank · 7 comment · 0 complexity · fe22f1980a9e5cb413b6e8431a477249 MD5 · raw file 

    

  1. /*
    2. 

  2.  * cocos2d for iPhone: http://www.cocos2d-iphone.org
    3. 

  3.  *
    4. 

  4.  */
    5. 

  5. 

  6. /*
    7. 

  7.  ccNextPOT function is licensed under the same license that is used in CCTexture2D.m.
    8. 

  8.  */
    9. 

  9. unsigned int ccNextPOT(unsigned int x)
    10. 

  10. {
    11. 

  11.     x = x - 1;
    12. 

  12.     x = x | (x >> 1);
    13. 

  13.     x = x | (x >> 2);
    14. 

  14.     x = x | (x >> 4);
    15. 

  15.     x = x | (x >> 8);
    16. 

  16.     x = x | (x >>16);
    17. 

  17.     return x + 1;
    18. 

  18. }
    19.