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| author | Bruce Hill <bruce@bruce-hill.com> | 2024-08-18 23:20:54 -0400 |
|---|---|---|
| committer | Bruce Hill <bruce@bruce-hill.com> | 2024-08-18 23:20:54 -0400 |
| commit | b76fbd3beba08c098c6d18578230f9edbc4d3a3d (patch) | |
| tree | c87b3488a3846523f4f56c9685ffafa06fdc771b /builtins | |
| parent | 0864d82c3f8634f449186f775b0bbcaa872bb43c (diff) | |
Add Int:clamped() and Num:clamped()
Diffstat (limited to 'builtins')
| -rw-r--r-- | builtins/integers.h | 8 | ||||
| -rw-r--r-- | builtins/nums.h | 6 |
2 files changed, 14 insertions, 0 deletions
diff --git a/builtins/integers.h b/builtins/integers.h index ed3e293c..b4cb2113 100644 --- a/builtins/integers.h +++ b/builtins/integers.h @@ -34,6 +34,9 @@ c_type type_name ## $random(c_type min, c_type max); \ Range_t type_name ## $to(c_type from, c_type to); \ c_type type_name ## $from_text(CORD text, CORD *the_rest); \ + static inline c_type type_name ## $clamped(c_type x, c_type min, c_type max) { \ + return x < min ? min : (x > max ? max : x); \ + } \ extern const c_type type_name ## $min, type_name##$max; \ extern const TypeInfo $ ## type_name; \ static inline c_type type_name ## $divided_by(c_type D, c_type d) { \ @@ -123,6 +126,11 @@ Int_t Int$prev_prime(Int_t x); extern const TypeInfo $Int; +static inline Int_t Int$clamped(Int_t x, Int_t low, Int_t high) +{ + return (Int$compare(&x, &low, &$Int) <= 0) ? low : (Int$compare(&x, &high, &$Int) >= 0 ? high : x); +} + // Fast-path inline versions for the common case where integer arithmetic is // between two small ints. diff --git a/builtins/nums.h b/builtins/nums.h index d08dcc44..94b11055 100644 --- a/builtins/nums.h +++ b/builtins/nums.h @@ -28,6 +28,9 @@ double Num$nan(CORD tag); double Num$random(void); double Num$mix(double amount, double x, double y); double Num$from_text(CORD text, CORD *the_rest); +static inline double Num$clamped(double x, double low, double high) { + return (x <= low) ? low : (x >= high ? high : x); +} extern const TypeInfo $Num; CORD Num32$as_text(const float *f, bool colorize, const TypeInfo *type); @@ -44,6 +47,9 @@ float Num32$random(void); float Num32$mix(float amount, float x, float y); float Num32$from_text(CORD text, CORD *the_rest); float Num32$nan(CORD tag); +static inline float Num32$clamped(float x, float low, float high) { + return (x <= low) ? low : (x >= high ? high : x); +} extern const TypeInfo $Num32; // vim: ts=4 sw=0 et cino=L2,l1,(0,W4,m1,\:0 |