diff options
Diffstat (limited to 'source/blender/blenlib/intern/math_base_inline.c')
| -rw-r--r-- | source/blender/blenlib/intern/math_base_inline.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/source/blender/blenlib/intern/math_base_inline.c b/source/blender/blenlib/intern/math_base_inline.c index 8d2d80c2a35..f8cde6e5c4c 100644 --- a/source/blender/blenlib/intern/math_base_inline.c +++ b/source/blender/blenlib/intern/math_base_inline.c @@ -33,6 +33,7 @@ #include <float.h> #include <stdio.h> #include <stdlib.h> +#include <limits.h> #ifdef __SSE2__ # include <emmintrin.h> @@ -314,6 +315,17 @@ MINLINE int signum_i(float a) else return 0; } +MINLINE float unit_short_to_float(const short val) +{ + return (float)val / (float)SHRT_MAX; +} + +MINLINE short unit_float_to_short(const float val) +{ + /* Rounding... */ + return (short)floorf(val * (float)SHRT_MAX + 0.5f); +} + /* Internal helpers for SSE2 implementation. * * NOTE: Are to be called ONLY from inside `#ifdef __SSE2__` !!! |