public List <Room> getAccessibleRooms(Room current)
{
List <Room> listOfAccessibleRooms = new List <Room>();
Vector2 location = current.location;
int rotation = current.getRotation();
// Intersection
if (current.getRoomType() == Room.INTERSECTION)
{
for (int dir = Room.LEFT; dir <= Room.DOWN; dir++)
{
Room r = getRoomAt(current, dir);
if (r != null)
{
listOfAccessibleRooms.Add(r);
}
}
}
// Triad
else if (current.getRoomType() == Room.TRIAD)
{
for (int offset = -1; offset <= 1; offset++)
{
int dirToBeChecked = (rotation + offset) % 4;
Room r = getRoomAt(current, dirToBeChecked);
if (r != null)
{
listOfAccessibleRooms.Add(r);
}
}
}
// Corridor
else if (current.getRoomType() == Room.CORRIDOR)
{
for (int offset = 0; offset <= 2; offset += 2)
{
int dirTobeChecked = (rotation + offset) % 4;
Room r = getRoomAt(current, dirTobeChecked);
if (r != null)
{
listOfAccessibleRooms.Add(r);
}
}
}
// Deadend
else if (current.getRoomType() == Room.DEAD_END)
{
listOfAccessibleRooms.Add(getRoomAt(current, rotation));
}
return(listOfAccessibleRooms);
}
/**
* Debug purposes
*/
public void Draw(SpriteBatch spriteBatch, Room currentRoom)
{
if (DEBUG)
{
int offset = 150;
int cellDistance = 32;
for (int y = 0; y < mapDefinition.Height; y++)
{
for (int x = 0; x < mapDefinition.Width; x++)
{
Rectangle destination = new Rectangle(offset + x * cellDistance, offset + y * cellDistance, 32, 32);
Room current = getRoom(x, y);
if (current.getRoomType() == 0)
{
continue;
}
//Vector2 position = new Vector2(offset + x * cellDistance, offset + y * cellDistance);
Texture2D selectedTexture = getDebugTexture(current, debugTextures);
float rotation = getDebugRotation(current);
Color color = getCurrentRoomColor(x, y, currentRoom);
spriteBatch.Draw(selectedTexture, destination, null, color, rotation, new Vector2(1.5f, 1.5f), SpriteEffects.None, 0);
/*
* spriteBatch.DrawString(spriteFont, getRoom(x,y).getRotation().ToString(), position, Color.Black);
* spriteBatch.DrawString(spriteFont, "Start- " + endLocation.X + ":" + endLocation.Y, new Vector2(10, 10), Color.Black);
*/
}
}
}
}
/// <summary>
/// Given the current room, this function checks if current room has the door
/// opened at the direction chosen.
/// </summary>
/// <param name="current"></param>
/// <param name="dir"></param>
/// <returns></returns>
private Boolean isDoorEnabled(Room current, int dir)
{
// No door required, no problem
if (dir == NO_DOOR_REQUIRED)
{
return(true);
}
// Intersections has all rooms open, no problem
if (current.getRoomType() == Room.INTERSECTION)
{
return(true);
}
// Only the previous rotation was open.
if (current.getRoomType() == Room.DEAD_END)
{
return(dir == current.getRotation());
}
// Given the rotation of the room, only the opposite is not(!) allowed.
if (current.getRoomType() == Room.TRIAD)
{
int rotation = current.getRotation() + 2; // get the opposite direction
return(!(rotation == (dir + 2) % 4));
}
if (current.getRoomType() == Room.CORRIDOR)
{
int rotation = current.getRotation();
return(rotation == dir || rotation == ((dir + 2) % 4)); // can open the direction of the room, or the opposite.
}
if (current.getRoomType() == Room.CORNER)
{
int rotation = current.getRotation();
return(rotation == dir || rotation == ((dir + 1) % 4)); // can open the direction of the room, or the next direction.
}
return(false);
}
public Color getColor(Room r)
{
switch (r.getRoomType())
{
case Room.CORRIDOR: return(Color.Yellow);
case Room.DEAD_END: return(Color.Red);
case Room.INTERSECTION: return(Color.Blue);
case Room.TRIAD: return(Color.Green);
}
return(Color.White);
}
private Texture2D getDebugTexture(Room r, List <Texture2D> textures)
{
if (r.getRoomType() == Room.DEAD_END)
{
return(textures.ElementAt(0));
}
if (r.getRoomType() == Room.CORRIDOR)
{
return(textures.ElementAt(1));
}
if (r.getRoomType() == Room.TRIAD)
{
return(textures.ElementAt(2));
}
if (r.getRoomType() == Room.INTERSECTION)
{
return(textures.ElementAt(3));
}
if (r.getRoomType() == Room.CORNER)
{
return(textures.ElementAt(4));
}
return(null);
}
public Color getColor(Room r)
{
switch (r.getRoomType())
{
case Room.CORRIDOR: return Color.Yellow;
case Room.DEAD_END: return Color.Red;
case Room.INTERSECTION: return Color.Blue;
case Room.TRIAD: return Color.Green;
}
return Color.White;
}
private Texture2D getDebugTexture(Room r, List<Texture2D> textures)
{
if (r.getRoomType() == Room.DEAD_END)
return textures.ElementAt(0);
if (r.getRoomType() == Room.CORRIDOR)
return textures.ElementAt(1);
if (r.getRoomType() == Room.TRIAD)
return textures.ElementAt(2);
if (r.getRoomType() == Room.INTERSECTION)
return textures.ElementAt(3);
if (r.getRoomType() == Room.CORNER)
return textures.ElementAt(4);
return null;
}
public List<Room> getAccessibleRooms(Room current)
{
List<Room> listOfAccessibleRooms = new List<Room>();
Vector2 location = current.location;
int rotation = current.getRotation();
// Intersection
if (current.getRoomType() == Room.INTERSECTION)
{
for (int dir = Room.LEFT; dir <= Room.DOWN; dir++)
{
Room r = getRoomAt(current, dir);
if (r != null)
listOfAccessibleRooms.Add(r);
}
}
// Triad
else if (current.getRoomType() == Room.TRIAD)
{
for (int offset = -1; offset <= 1; offset++)
{
int dirToBeChecked = (rotation + offset) % 4;
Room r = getRoomAt(current, dirToBeChecked);
if (r != null)
listOfAccessibleRooms.Add(r);
}
}
// Corridor
else if (current.getRoomType() == Room.CORRIDOR)
{
for (int offset = 0; offset <= 2; offset += 2)
{
int dirTobeChecked = (rotation + offset) % 4;
Room r = getRoomAt(current, dirTobeChecked);
if (r != null)
listOfAccessibleRooms.Add(r);
}
}
// Deadend
else if (current.getRoomType() == Room.DEAD_END)
{
listOfAccessibleRooms.Add(getRoomAt(current, rotation));
}
return listOfAccessibleRooms;
}
/// <summary>
/// Given the current room, this function checks if current room has the door
/// opened at the direction chosen.
/// </summary>
/// <param name="current"></param>
/// <param name="dir"></param>
/// <returns></returns>
private Boolean isDoorEnabled(Room current, int dir)
{
// No door required, no problem
if (dir == NO_DOOR_REQUIRED)
return true;
// Intersections has all rooms open, no problem
if (current.getRoomType() == Room.INTERSECTION)
return true;
// Only the previous rotation was open.
if (current.getRoomType() == Room.DEAD_END)
{
return dir == current.getRotation();
}
// Given the rotation of the room, only the opposite is not(!) allowed.
if (current.getRoomType() == Room.TRIAD)
{
int rotation = current.getRotation() + 2; // get the opposite direction
return !(rotation == (dir + 2) % 4);
}
if (current.getRoomType() == Room.CORRIDOR)
{
int rotation = current.getRotation();
return rotation == dir || rotation == ((dir + 2) % 4); // can open the direction of the room, or the opposite.
}
if (current.getRoomType() == Room.CORNER)
{
int rotation = current.getRotation();
return rotation == dir || rotation == ((dir + 1) % 4); // can open the direction of the room, or the next direction.
}
return false;
}
