impact-rs 0.0.13

Collision query library for 2D games
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17

#[cfg(test)]
mod tests {
    use crate::prelude::*;
    use fixed32::Fp;
    use fixed32_math::{Rect, Vector};

    #[test]
    fn test_ray_vs_rect() {
        let ray_origin = Vector::from((1, 2));
        let ray_direction = Vector::from((3, 4));
        let target_rect = Rect::from((5, 6, 7, 8));

        let collision_result = ray_vs_rect(ray_origin, ray_direction, target_rect);
        let ray_intersect = collision_result.expect("should have intersected");
        assert_eq!(ray_intersect.closest_time, Fp::from(1.33332));
    }
}