public List <Arc> block_collision(PlanetariaShape other, Quaternion shift_from_self_to_other) // TODO: AABB-equivalent would be nice here
{
List <Arc> union = new List <Arc>();
for (int other_index = 0; other_index < other.block_list.Length; ++other_index)
{
PlanetariaArcCollider other_collider = other.block_list[other_index];
foreach (PlanetariaArcCollider this_collider in this.block_list)
{
if (other_collider.collides_with(this_collider, shift_from_self_to_other))
{
union.Add(other.arc_list[other_index]);
break; // try to see if the next arc collides (because we know this one does)
}
}
}
return(union);
}
