/*
* 袋小路の作成
*/
public Road2 CreateBlindAlley()
{
if (nextAreaIDList.Count != 2)
{
return(null);
}
List <int> dir_list = new List <int>()
{
TOP,
LEFT,
BOTTOM,
RIGHT,
};
for (int i = 0; i < nextAreaIDList.Count; i++)
{
int dir = GetDirection(nextAreaIDList[i]);
for (int n = 0; n < dir_list.Count; n++)
{
if (dir == dir_list[n])
{
dir_list.RemoveAt(n); break;
}
}
}
int rand = Random.Range(0, dir_list.Count);
room.CreateDoor(dir_list[rand]);
Door door_dummy = new Door()
{
Dir = DEADEND,
};
switch (dir_list[rand])
{
case TOP:
door_dummy.X = Random.Range(Mathf.Abs(_left - 2), Mathf.Abs(_right + 2)) * -1;
door_dummy.Z = _top + 1;
break;
case LEFT:
door_dummy.X = _left - 1;
door_dummy.Z = Random.Range(_top + 3, _bottom - 3);
break;
case BOTTOM:
door_dummy.X = Random.Range(Mathf.Abs(_left - 2), Mathf.Abs(_right + 2)) * -1;
door_dummy.Z = _bottom - 2;
break;
case RIGHT:
door_dummy.X = _right + 2;
door_dummy.Z = Random.Range(_top + 3, _bottom - 3);
break;
}
Door out_door = room.GetDoor(2);
Road2 road = new Road2(door_dummy, out_door);
// あまりにも短い袋小路状態なら作成しない
if (road.GetRoadLength() > 3 /* MG 気を付けて */)
{
return(road);
}
else
{
Debug.Log("短い袋小路が生成されました。");
Debug.Log("袋小路を削除 ＆ ドアを削除");
room.DestroyDoor();
return(null);
}
}
