public PacmanGame()
{
CurrentGameEvent = new List <KeyValuePair <EventType, string> >();
Board = new PacmanBoard();
CurrentGameEvent.Add(new KeyValuePair <EventType, string>(EventType.BoardReset, GetBoardString()));
Pacman = new PacmanPacman();
CurrentGameEvent.Add(new KeyValuePair <EventType, string>(EventType.PacmanLives, $"{Pacman.Lives}"));
Ghosts = new PacmanGhost[4]
{
new PacmanGhost(1),
new PacmanGhost(2),
new PacmanGhost(3),
new PacmanGhost(4)
};
Random random = new Random();
for (var i = 0; i < Ghosts.Length; i++)
{
Ghosts[i].Facing = (PacmanPacman.Direction)random.Next(1, 5);
CurrentGameEvent.Add(new KeyValuePair <EventType, string>(EventType.GhostUpdate, $"{i} {Ghosts[i].GetPosition().ToString()} {Ghosts[i].IsDead} {Ghosts[i].IsVulnerable}"));
}
Score = 0;
CurrentGameEvent.Add(new KeyValuePair <EventType, string>(EventType.Score, $"{Score}"));
GhostScoreMultiplier = 1;
PoweredUpCounter = 0;
FruitSpawnCounter = 0;
TimeStarted = DateTime.Now;
GameRunning = true;
}
/// <summary>
/// Determines the Ghosts moves based on a target position prioritizing minimizing distance
/// Has a chance to choose a random valid move
/// </summary>
/// <param name="possible">List of valid directions</param>
/// <param name="pos">Target Coordinate</param>
/// <param name="chance">Percent Chance the move will be random</param>
/// <returns></returns>
public PacmanPacman.Direction DetermineGhostMove(List <PacmanPacman.Direction> possible, PacmanCoordinate pos, int score)
{
// f(x) = x / -250 + 100
// Dividend should change after testing
var chance = (score / DividendForChanceOfHinderingMove) + StartingPercentage;
var random = new Random();
var chanceForRandomMove = random.Next(101);
var difference = Location - pos;
if (possible.Count > 1 && possible.Contains(PacmanPacman.InverseDirection(Facing)))
{
possible.Remove(PacmanPacman.InverseDirection(Facing));
}
if (chanceForRandomMove >= chance)
{
return(possible[random.Next(0, possible.Count)]);
}
if (possible.Count > 0)
{
if (Math.Abs(difference.Xpos) > Math.Abs(difference.Ypos))
{
if (difference.Xpos > 0)
{
if (possible.Contains(PacmanPacman.Direction.left))
{
return(PacmanPacman.Direction.left);
}
}
else
{
if (possible.Contains(PacmanPacman.Direction.right))
{
return(PacmanPacman.Direction.right);
}
}
}
else
{
if (difference.Ypos > 0)
{
if (possible.Contains(PacmanPacman.Direction.up))
{
return(PacmanPacman.Direction.up);
}
}
else
{
if (possible.Contains(PacmanPacman.Direction.down))
{
return(PacmanPacman.Direction.down);
}
}
}
return(possible[random.Next(0, possible.Count)]);
}
return(PacmanPacman.Direction.start);
}
/// <summary>
/// Call after all dots and powerUp are consumed
/// </summary>
private void ResetBoard()
{
Board = new PacmanBoard();
Pacman = new PacmanPacman();
Ghosts = new PacmanGhost[]
{
new PacmanGhost(1),
new PacmanGhost(2),
new PacmanGhost(3),
new PacmanGhost(4)
};
CurrentGameEvent.Add(new KeyValuePair <EventType, string>(EventType.BoardReset, GetBoardString()));
}