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| author | Mattias Andrée <maandree@kth.se> | 2017-07-02 17:30:22 +0200 |
|---|---|---|
| committer | Mattias Andrée <maandree@kth.se> | 2017-07-02 17:30:22 +0200 |
| commit | c91c5cb8e892f1c19c970cef033cc03c9f47f98a (patch) | |
| tree | cde7cfa7b9f3b80516459e2f5e773e6ffbd3e752 /src/video-math.h | |
| parent | Add blind-norm (diff) | |
| download | blind-c91c5cb8e892f1c19c970cef033cc03c9f47f98a.tar.gz blind-c91c5cb8e892f1c19c970cef033cc03c9f47f98a.tar.bz2 blind-c91c5cb8e892f1c19c970cef033cc03c9f47f98a.tar.xz | |
Add mod to blind-arithm
Signed-off-by: Mattias Andrée <maandree@kth.se>
Diffstat (limited to '')
| -rw-r--r-- | src/video-math.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/video-math.h b/src/video-math.h index 709afb9..fe0e604 100644 --- a/src/video-math.h +++ b/src/video-math.h @@ -17,6 +17,20 @@ nnpowf(float a, float b) return neg ? -a : a; } +static inline double +posmod(double a, double b) +{ + double x = fmod(a, b); + return x < 0 ? x + b : x; +} + +static inline float +posmodf(float a, float b) +{ + float x = fmodf(a, b); + return x < 0 ? x + b : x; +} + #define GENERIC(TYPE, FUNC, ...)\ TYPE: FUNC(__VA_ARGS__),\ TYPE *: FUNC(__VA_ARGS__),\ @@ -52,6 +66,8 @@ nnpowf(float a, float b) #define g_isinf(...) MATH_GENERIC_1(isinf, __VA_ARGS__) #define g_isfinite(...) MATH_GENERIC_1(isfinite, __VA_ARGS__) #define nnpow(...) MATH_GENERIC_N(nnpow, __VA_ARGS__) +#define mod(...) MATH_GENERIC_N(fmod, __VA_ARGS__) +#define posmod(...) MATH_GENERIC_N(posmod, __VA_ARGS__) #define srgb_encode(...) BLIND_GENERIC_1(srgb_encode, __VA_ARGS__) #define srgb_decode(...) BLIND_GENERIC_1(srgb_decode, __VA_ARGS__) |