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| author | Campbell Barton <ideasman42@gmail.com> | 2013-08-29 03:49:22 +0400 |
|---|---|---|
| committer | Campbell Barton <ideasman42@gmail.com> | 2013-08-29 03:49:22 +0400 |
| commit | 260d6cd6b51bc2af39987979378011ee03104b32 (patch) | |
| tree | 3f93b836c2e022ed4bf2fa9e1d480e0a903bbe22 /source/blender/blenlib/intern/math_base_inline.c | |
| parent | 1ac57ccbc8b162ffcbede477683d3d53afa209cd (diff) | |
micro-optimization, avoid checking is_power_of_2_i once in power_of_2_max_i
also whitespace edit.
Diffstat (limited to 'source/blender/blenlib/intern/math_base_inline.c')
| -rw-r--r-- | source/blender/blenlib/intern/math_base_inline.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/source/blender/blenlib/intern/math_base_inline.c b/source/blender/blenlib/intern/math_base_inline.c index 3ffd96f62c7..955a3406cbb 100644 --- a/source/blender/blenlib/intern/math_base_inline.c +++ b/source/blender/blenlib/intern/math_base_inline.c @@ -131,8 +131,9 @@ MINLINE int power_of_2_max_i(int n) if (is_power_of_2_i(n)) return n; - while (!is_power_of_2_i(n)) + do { n = n & (n - 1); + } while (!is_power_of_2_i(n)); return n * 2; } |