add positive_mod() utility function.

2013-09-05 10:12:00 +00:00
parent c84b18790d
commit 96c668b1dd
3 changed files with 7 additions and 2 deletions
--- a/source/blender/blenlib/BLI_math_base.h
+++ b/source/blender/blenlib/BLI_math_base.h
@@ -222,6 +222,7 @@ MINLINE int power_of_2_max_i(int n);
 MINLINE int power_of_2_min_i(int n);

 MINLINE int divide_round_i(int a, int b);
+MINLINE int positive_mod(int i, int n);

 MINLINE float shell_angle_to_dist(const float angle);