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use fj_math::Aabb;

use crate::objects::Cycle;

impl super::BoundingVolume<2> for Cycle {
    fn aabb(&self) -> Option<Aabb<2>> {
        let mut aabb: Option<Aabb<2>> = None;

        for half_edge in self.half_edges() {
            let new_aabb = half_edge
                .aabb()
                .expect("`HalfEdge` can always compute AABB");
            aabb = Some(aabb.map_or(new_aabb, |aabb| aabb.merged(&new_aabb)));
        }

        aabb
    }
}