/libs/cocos2d/Support/ccUtils.c

 1/*
 2 * cocos2d for iPhone: http://www.cocos2d-iphone.org
 3 *
 4 */
 5
 6/*
 7 ccNextPOT function is licensed under the same license that is used in CCTexture2D.m.
 8 */
 9unsigned int ccNextPOT(unsigned int x)
10{
11    x = x - 1;
12    x = x | (x >> 1);
13    x = x | (x >> 2);
14    x = x | (x >> 4);
15    x = x | (x >> 8);
16    x = x | (x >>16);
17    return x + 1;
18}