Function calc_focused_light_volume_points

pub fn calc_focused_light_volume_points<T: Float + MulAdd<T, T, Output = T> + Debug>(
    inv_proj_view: Mat4<T>,
    _light_dir: Vec3<T>,
    scene_bounding_box: Aabb<T>,
    tolerance: T,
) -> impl Iterator<Item = Vec3<T>>