Fix angle function

This commit is contained in:
Nicolas 2022-04-15 07:56:37 +02:00
parent 35b555a04b
commit 96390b09b9
2 changed files with 12 additions and 5 deletions

View File

@ -35,12 +35,12 @@ mod test {
fn sample() { fn sample() {
let anim = RotationAnimation::new(Vector::new(30.0, 10.0)); let anim = RotationAnimation::new(Vector::new(30.0, 10.0));
let sample_1 = anim.sample(0.2, Vector::new(5.0, 16.0)); let sample_1 = anim.sample(0.3, Vector::new(16.0, 3.0));
let sample_2 = anim.sample(0.7, Vector::new(22.0, 2.0)); let sample_2 = anim.sample(0.7, Vector::new(22.0, 2.0));
let sample_3 = anim.sample(0.5, Vector::new(4.0, 7.0)); let sample_3 = anim.sample(0.5, Vector::new(4.0, 7.0));
assert!(2.4 < sample_1 && sample_1 < 2.5); assert!(0.6 < sample_1 && sample_1 < 0.7);
assert!(0.7 < sample_2 && sample_2 < 0.8); assert!(-3.1 < sample_2 && sample_2 < -3.0);
assert!(-2.3 < sample_3 && sample_3 < -2.2); assert!(4.7 < sample_3 && sample_3 < 4.8);
} }
} }

View File

@ -24,7 +24,7 @@ impl Vector {
/// Returns the angle. /// Returns the angle.
pub fn angle(self) -> f32 { pub fn angle(self) -> f32 {
self.x.atan2(self.y) self.y.atan2(self.x)
} }
/// Returns the value of the smaller axis. /// Returns the value of the smaller axis.
@ -86,6 +86,13 @@ mod test {
assert!(6.7 < vec.length() && vec.length() < 6.8); assert!(6.7 < vec.length() && vec.length() < 6.8);
} }
#[test]
fn angle() {
let vec = Vector::new(3.0, 6.0);
assert!(1.1 < vec.angle() && vec.angle() < 1.2);
}
#[test] #[test]
fn smaller() { fn smaller() {
assert_eq!(4.0, Vector::new(7.0, 4.0).smaller()); assert_eq!(4.0, Vector::new(7.0, 4.0).smaller());