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Replace lower/upper to min/max

This commit is contained in:
Toshiki Teramura 2019-08-31 15:31:30 +09:00
parent 2fb8a6e8a9
commit e7ba9b62dc
1 changed files with 12 additions and 12 deletions
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24
src/lib.rs
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@ -377,7 +377,7 @@ pub fn clamp<T: PartialOrd>(input: T, min: T, max: T) -> T {
/// Otherwise this returns input.
/// Preserves `NaN` different from `min`.
#[inline]
pub fn clamp_lower<T: PartialOrd>(input: T, min: T) -> T {
pub fn clamp_min<T: PartialOrd>(input: T, min: T) -> T {
if input < min {
min
} else {
@ -391,7 +391,7 @@ pub fn clamp_lower<T: PartialOrd>(input: T, min: T) -> T {
/// Otherwise this returns input.
/// Preserves `NaN` different from `max`.
#[inline]
pub fn clamp_upper<T: PartialOrd>(input: T, max: T) -> T {
pub fn clamp_max<T: PartialOrd>(input: T, max: T) -> T {
if input > max {
max
} else {
@ -405,22 +405,22 @@ fn clamp_test() {
assert_eq!(1, clamp(1, -1, 2));
assert_eq!(-1, clamp(-2, -1, 2));
assert_eq!(2, clamp(3, -1, 2));
assert_eq!(1, clamp_lower(1, -1));
assert_eq!(-1, clamp_lower(-2, -1));
assert_eq!(-1, clamp_upper(1, -1));
assert_eq!(-2, clamp_upper(-2, -1));
assert_eq!(1, clamp_min(1, -1));
assert_eq!(-1, clamp_min(-2, -1));
assert_eq!(-1, clamp_max(1, -1));
assert_eq!(-2, clamp_max(-2, -1));
// Float test
assert_eq!(1.0, clamp(1.0, -1.0, 2.0));
assert_eq!(-1.0, clamp(-2.0, -1.0, 2.0));
assert_eq!(2.0, clamp(3.0, -1.0, 2.0));
assert_eq!(1.0, clamp_lower(1.0, -1.0));
assert_eq!(-1.0, clamp_lower(-2.0, -1.0));
assert_eq!(-1.0, clamp_upper(1.0, -1.0));
assert_eq!(-2.0, clamp_upper(-2.0, -1.0));
assert_eq!(1.0, clamp_min(1.0, -1.0));
assert_eq!(-1.0, clamp_min(-2.0, -1.0));
assert_eq!(-1.0, clamp_max(1.0, -1.0));
assert_eq!(-2.0, clamp_max(-2.0, -1.0));
assert!(clamp(::core::f32::NAN, -1.0, 1.0).is_nan());
assert!(clamp_lower(::core::f32::NAN, 1.0).is_nan());
assert!(clamp_upper(::core::f32::NAN, 1.0).is_nan());
assert!(clamp_min(::core::f32::NAN, 1.0).is_nan());
assert!(clamp_max(::core::f32::NAN, 1.0).is_nan());
}
#[test]