private void GenerateFireMap(EntityManager EntityManager, GameEngine engine)
{
// Fill the whole map with walls
for (int x = 0; x < Width; x++)
{
for (int y = 0; y < Height; y++)
{
Map[x, y] = TileFactory.CreateDungeonWall(engine);
}
}
// Dig the rooms
CreateRoomsAndHallways(engine, 5, 20, 5, 20, 30);
// Clear the walls that serve no purpose (makes map look better)
ClearWalls();
// Replace all of the generic dungeon walls with fire walls
for (int x = 0; x < Width; x++)
{
for (int y = 0; y < Height; y++)
{
if (Map[x, y].Name.Equals("Dungeon Wall"))
{
Map[x, y] = TileFactory.CreateFireDungeonWall(engine);
}
}
}
// Add entities to the dungeon
Populate(EntityManager, engine);
}
/// <summary>
/// Dig into the map to form rooms. The algorithm works by building an intial room, deciding where
/// doors can be plced (pretty much on every wall of the room except the corners) and then building
/// a random sized hallway from a random point. The hallway is then expanded to form a room. Repeat
/// until the maximum number of rooms or the maximum number of attempts are reached
/// </summary>
/// <param name="random"></param>
private void CreateRoomsAndHallways(GameEngine engine, int minWidth, int maxWidth, int minHeight, int maxHeight, int maxRooms)
{
// Room properties
int maxAttempts = 600;
// Generate Initial Room
List <Point> possibleDoorways = new List <Point>();
int roomWidth = engine.GetRandomInt(minWidth, maxWidth);
int roomHeight = engine.GetRandomInt(minHeight, maxHeight);
int roomX = engine.GetRandomInt(1, Width - roomWidth - 1);
int roomY = engine.GetRandomInt(1, Height - roomHeight - 1);
DigRoom(roomX, roomY, roomWidth, roomHeight, possibleDoorways, engine);
// Add other rooms
int numRooms = 1;
int numAttempts = 0;
// Keep working until one of the limits set is reached
while (numRooms < maxRooms && numAttempts < maxAttempts)
{
UpdatePossibleDoorways(possibleDoorways);
// Choose a random doorway
int index = engine.GetRandomInt(possibleDoorways.Count);
Point door = possibleDoorways[index];
// Build a room out of that door
if (GrowRoom(door, engine.GetRandomInt(minWidth, maxWidth), engine.GetRandomInt(minHeight, maxHeight), engine))
{
numRooms++;
}
numAttempts++;
}
// Create a border for the map
for (int x = 0; x < Width; x++)
{
Map[x, 0] = TileFactory.CreateDungeonWall(engine);
Map[x, Height - 1] = TileFactory.CreateDungeonWall(engine);
}
for (int y = 0; y < Height; y++)
{
Map[0, y] = TileFactory.CreateDungeonWall(engine);
Map[Width - 1, y] = TileFactory.CreateDungeonWall(engine);
}
}
/// <summary>
/// Create a single generic level of the dungeon
/// </summary>
/// <param name="random"></param>
private void GenerateGenericMap(EntityManager EntityManager, GameEngine engine)
{
// Fill the whole map with walls
for (int x = 0; x < Width; x++)
{
for (int y = 0; y < Height; y++)
{
Map[x, y] = TileFactory.CreateDungeonWall(engine);
}
}
// Dig the rooms
CreateRoomsAndHallways(engine, 10, 15, 10, 15, 30);
// Clear the walls that serve no purpose (makes map look better)
ClearWalls();
// Add entities to the dungeon
Populate(EntityManager, engine);
}
