BLI_math: add simple helper to get amount of 'integer' digits in a float number.

2017-08-01 16:34:02 +02:00
parent 702e9c556f
commit c1e177ad29
2 changed files with 18 additions and 0 deletions
--- a/source/blender/blenlib/BLI_math_base.h
+++ b/source/blender/blenlib/BLI_math_base.h
@@ -138,6 +138,9 @@ MINLINE int signum_i(float a);

 MINLINE float power_of_2(float f);

+MINLINE int integer_digits_f(const float f);
+MINLINE int integer_digits_d(const double d);
+
 /* these don't really fit anywhere but were being copied about a lot */
 MINLINE int is_power_of_2_i(int n);
 MINLINE int power_of_2_max_i(int n);