diff options
Diffstat (limited to 'source/blender/blenlib/intern/math_base_inline.c')
| -rw-r--r-- | source/blender/blenlib/intern/math_base_inline.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/source/blender/blenlib/intern/math_base_inline.c b/source/blender/blenlib/intern/math_base_inline.c index 6e3846e59c6..a80c495ecf3 100644 --- a/source/blender/blenlib/intern/math_base_inline.c +++ b/source/blender/blenlib/intern/math_base_inline.c @@ -199,6 +199,13 @@ MINLINE float scalenorm(float a, float b, float x) return (x * (b - a)) + a; } +/* Map a normalized value, i.e. from interval [0, 1] to interval [a, b]. */ +MINLINE double scalenormd(double a, double b, double x) +{ + BLI_assert(x <= 1 && x >= 0); + return (x * (b - a)) + a; +} + /* Used for zoom values. */ MINLINE float power_of_2(float val) { |