public static Dungeon GenerateDungeon(int width, int height, int seed = 0)
{
DungeonGeneratorOptions options = new DungeonGeneratorOptions {
Width = width, Height = height, Seed = seed, MaxCoveragePercent = 50
};
return(GenerateDungeon(options));
}
public static Dungeon GenerateDungeon(DungeonGeneratorOptions options)
{
Dungeon dungeon = new Dungeon();
Random random = new Random(options.Seed);
if (options.Seed == 0)
{
random = new Random();
}
Stack <DungeonTile> openTiles = new Stack <DungeonTile>();
float maxCoveragePercent = options.MaxCoveragePercent;
int floorCounter = 0;
dungeon.Width = options.Width;
dungeon.Height = options.Height;
dungeon.Tiles = new bool[dungeon.Width, dungeon.Height];
// dungeon.Loot = GenerateLoot(dungeon);
for (int i = 0; i < dungeon.Width; i++)
{
for (int j = 0; j < dungeon.Height; j++)
{
dungeon.Tiles[i, j] = true; // fill dungeon with walls.
}
}
var startX = random.Next(dungeon.Width - 1);
var starty = random.Next(dungeon.Height - 1);
dungeon.Entrance = new DungeonTile {
X = startX, Y = starty
};
bool done = false;
var currentTile = new DungeonTile {
X = startX, Y = starty
};
DungeonTile lastOpenTile = new DungeonTile {
X = startX, Y = starty
};
int doneConuter = 0;
while (!done)
{
int maxLength = random.Next(3);
var foundValidDirectionForCorridor = false;
Direction d = (Direction)random.Next(4);
DungeonTile possibleNextTile;
for (int i = 0; i < 4; i++)
{
if (!foundValidDirectionForCorridor)
{
possibleNextTile = new DungeonTile {
X = currentTile.X, Y = currentTile.Y
};
d++;
if ((int)d > 4)
{
d = 0;
}
if (d == Direction.North)
{
possibleNextTile.X++;
}
else if (d == Direction.South)
{
possibleNextTile.X--;
}
else if (d == Direction.East)
{
possibleNextTile.Y++;
}
else if (d == Direction.West)
{
possibleNextTile.Y--;
}
if (CanAddRoomInTile(possibleNextTile, dungeon))
{
foundValidDirectionForCorridor = true;
}
}
}
if (foundValidDirectionForCorridor)
{
for (int i = 0; i < maxLength; i++)
{
possibleNextTile = new DungeonTile {
X = currentTile.X, Y = currentTile.Y
};
if (d == Direction.North)
{
possibleNextTile.X++;
}
else if (d == Direction.South)
{
possibleNextTile.X--;
}
else if (d == Direction.East)
{
possibleNextTile.Y++;
}
else if (d == Direction.West)
{
possibleNextTile.Y--;
}
if (CanAddRoomInTile(possibleNextTile, dungeon))
{
foundValidDirectionForCorridor = true;
currentTile = possibleNextTile;
dungeon.Tiles[currentTile.X, currentTile.Y] = false;
floorCounter++;
if (TileHasMoreThanOnePossibleDirection(currentTile, dungeon))
{
openTiles.Push(currentTile);
}
;
}
}
}
else
{
doneConuter++;
if (openTiles.Count > 0)
{
currentTile = openTiles.Pop();
if (openTiles.Count > 0 && random.Next(100) > 50)
{
currentTile = openTiles.Pop();
}
}
}
if (doneConuter > 500)
{
done = true;
}
if (floorCounter > ((dungeon.Width * dungeon.Height) / 100) * maxCoveragePercent)
{
done = true;
}
if (done)
{
dungeon.Exit = new DungeonTile {
X = currentTile.X, Y = currentTile.Y
};
}
}
return(dungeon);
}