//public int CornerDistance { get; set;}
public Passage(Section section1, Section section2)
{
//検索めんどくなるのでID小さいほうが必ずfrom
this.From = section1.ID < section2.ID ? section1 : section2;
this.To = section1.ID < section2.ID ? section2 : section1;
//Roomがなければ中継点を生成
if (From.Room == null)
{
From.CreateRelayPoint();
}
if (To.Room == null)
{
To.CreateRelayPoint();
}
}