private int CalculateRoomPlacementScore(Vector2I location, LabyrinthDungeon dungeon, Room room)
{
// Check if the room at the given location will fit inside the bounds of the map.
if (Contains(dungeon.Bounds, location, room))
{
var roomPlacementScore = 0;
// Loop for each cell in the room.
for (var column = 0; column < room.Columns; column++)
{
for (var row = 0; row < room.Rows; row++)
{
// Translate the room cell location to its location in the dungeon.
var dungeonLocation = location + new Vector2I(column, row);
// Add 1 point for each adjacent corridor to the cell.
if (dungeon.AdjacentCellInDirectionIsCorridor(dungeonLocation, Direction.North))
{
roomPlacementScore++;
}
if (dungeon.AdjacentCellInDirectionIsCorridor(dungeonLocation, Direction.South))
{
roomPlacementScore++;
}
if (dungeon.AdjacentCellInDirectionIsCorridor(dungeonLocation, Direction.West))
{
roomPlacementScore++;
}
if (dungeon.AdjacentCellInDirectionIsCorridor(dungeonLocation, Direction.East))
{
roomPlacementScore++;
}
// Add 3 points if the cell overlaps an existing corridor.
if (dungeon[dungeonLocation].IsCorridor)
{
roomPlacementScore += 3;
}
// Add 100 points if the cell overlaps any existing room cells.
foreach (var dungeonRoom in dungeon.Rooms)
{
if (dungeonRoom.Bounds.Contains(dungeonLocation))
{
roomPlacementScore += 100;
}
}
}
}
return(roomPlacementScore);
}
else
{
return(int.MaxValue);
}
}
private void PlaceDoors(LabyrinthDungeon dungeon)
{
foreach (var room in dungeon.Rooms)
{
var hasNorthDoor = false;
var hasSouthDoor = false;
var hasWestDoor = false;
var hasEastDoor = false;
// TODO: Convert this into 4 loops on the sides of the room.
for (var row = 0; row < room.Rows; row++)
{
for (var column = 0; column < room.Columns; column++)
{
var cellLocation = new Vector2I(column, row);
// Translate the room cell location to its location in the dungeon:
var dungeonLocation = new Vector2I(room.Bounds.X, room.Bounds.Y) + cellLocation;
// Check if we are on the west boundary of our roomand if there is a corridor to the west:
if (!hasWestDoor && (cellLocation.X == 0) &&
dungeon.AdjacentCellInDirectionIsCorridor(dungeonLocation, Direction.West))
{
dungeon.CreateDoor(dungeonLocation, Direction.West);
hasWestDoor = true;
}
// Check if we are on the east boundary of our room and if there is a corridor to the east
if (!hasEastDoor && (cellLocation.X == room.Columns - 1) &&
dungeon.AdjacentCellInDirectionIsCorridor(dungeonLocation, Direction.East))
{
dungeon.CreateDoor(dungeonLocation, Direction.East);
hasEastDoor = true;
}
// Check if we are on the north boundary of our room and if there is a corridor to the north
if (!hasNorthDoor && (cellLocation.Y == 0) &&
dungeon.AdjacentCellInDirectionIsCorridor(dungeonLocation, Direction.North))
{
dungeon.CreateDoor(dungeonLocation, Direction.North);
hasNorthDoor = true;
}
// Check if we are on the south boundary of our room and if there is a corridor to the south
if (!hasSouthDoor && (cellLocation.Y == room.Rows - 1) &&
dungeon.AdjacentCellInDirectionIsCorridor(dungeonLocation, Direction.South))
{
dungeon.CreateDoor(dungeonLocation, Direction.South);
hasSouthDoor = true;
}
}
}
}
}