void RemoveRoom(DungeonRoom room)
{
removedRoom = room;
Rooms.Remove(room);
foreach (var portal in room.Portals)
{
portal.ConnectedRoom = null;
}
}
/// <summary>
/// 消えた部屋につながっていた袋小路の処理
/// </summary>
/// <param name="room"></param>
void ProcessDeadEnd(DungeonRoom room)
{
var deadends = new List<DungeonPath>();
UpdateAccessibility();
foreach (var portal in room.Portals)
{
if (portal.ConnectedPaths.Count == 0)
continue;
var path = portal.ConnectedPaths[0];
if (path.Accessible)
{
// 袋小路をリストアップ
deadends.Add(path);
}
else
{
// 孤立している通路は消す
RemovePath(path);
}
}
var selector = new RandomSelector<DeadEndDisposal>(Rand);
selector.Add(40, DeadEndDisposal.CONNECT);
selector.Add(55, DeadEndDisposal.REMOVE);
selector.Add(5, DeadEndDisposal.LEAVE);
while (deadends.Count > 0)
{
var disposal = selector.Get();
if (disposal == DeadEndDisposal.CONNECT && deadends.Count >= 2)
{
var another = Rand.Next(1, deadends.Count);
var portals = new DungeonPortal[2]{
deadends[0].GetTerminalPortal(),
deadends[another].GetTerminalPortal()
};
var path = GeneratePath(
portals[0],
portals[1],
IsHorizontalPortals(portals[0], portals[1])
);
if (path != null)
{
AddPath(path);
deadends.RemoveAt(another);
}
deadends.RemoveAt(0);
}
else if (disposal == DeadEndDisposal.REMOVE)
{
RemovePath(deadends[0]);
deadends.RemoveAt(0);
}
else if (disposal == DeadEndDisposal.LEAVE)
{
deadends.RemoveAt(0);
}
}
}
/// <summary>
/// 隣同士の部屋をつなぐためのポータル（出入口）のペアを生成
/// </summary>
void GenerateRoomPortals(
DungeonRoom startRoom, DungeonRoom endRoom,
bool isHorizontal,
out DungeonPortal startPortal, out DungeonPortal endPortal)
{
startPortal = new DungeonPortal(
startRoom.GetRandomPortalPoint(isHorizontal ? DungeonRoom.Side.Right : DungeonRoom.Side.Bottom));
startPortal.ConnectedRoom = startRoom;
startRoom.Portals.Add(startPortal);
endPortal = new DungeonPortal(
endRoom.GetRandomPortalPoint(isHorizontal ? DungeonRoom.Side.Left : DungeonRoom.Side.Top));
endPortal.ConnectedRoom = endRoom;
endRoom.Portals.Add(endPortal);
}
/// <summary>
/// 部屋をいくつか間引く
/// </summary>
void ThinOutRooms()
{
var removeNum = Rand.Next(7, 12);
for (var i = 0; i < removeNum; ++i)
{
removedRoom = null;
removedPaths.Clear();
addedPaths.Clear();
ThinOutRoom();
if (!IsValidMap())
{
UndoRoom();
UndoPaths();
i--;
}
}
}
/// <summary>
/// 隣同士の部屋をつなぐ通路を生成
/// </summary>
void GenerateRoomPaths(DungeonRoom startRoom, DungeonRoom endRoom, bool isHorizontal)
{
var portals = new DungeonPortal[2];
GenerateRoomPortals(
startRoom, endRoom,
isHorizontal,
out portals[0], out portals[1]);
Paths.Add(GeneratePath(portals[0], portals[1], isHorizontal));
Portals.Add(portals[0]);
Portals.Add(portals[1]);
}
