/* (non-Javadoc)
* @see pacman.controllers.Controller#getMove(pacman.game.Game, long)
*/
public EnumMap<GHOST, MOVE> getMove(Game game, long timeDue) {
int pacmanIndex = game.getPacmanCurrentNodeIndex();
for (GHOST ghost : GHOST.values()) {
if (game.doesGhostRequireAction(ghost)) {
int currentIndex = game.getGhostCurrentNodeIndex(ghost);
// if ghosts are all in close proximity and not near Ms Pac-Man, disperse
if (isCrowded(game) && !closeToMsPacMan(game, currentIndex))
myMoves.put(ghost, getRetreatActions(game, ghost)); // go towards the power pill locations
// if edible or Ms Pac-Man is close to power pill, move away from Ms Pac-Man
else if (game.getGhostEdibleTime(ghost) > 0 || closeToPower(game))
myMoves.put(
ghost,
game.getApproximateNextMoveAwayFromTarget(
currentIndex,
pacmanIndex,
game.getGhostLastMoveMade(ghost),
DM.PATH)); // move away from ms pacman
// else go towards Ms Pac-Man
else
myMoves.put(
ghost,
game.getApproximateNextMoveTowardsTarget(
currentIndex,
pacmanIndex,
game.getGhostLastMoveMade(ghost),
DM.PATH)); // go towards ms pacman
}
}
return myMoves;
}
/**
* Gets the retreat actions.
*
* @param game the game
* @param ghost the ghost
* @return the retreat actions
*/
private MOVE getRetreatActions(Game game, GHOST ghost) {
int currentIndex = game.getGhostCurrentNodeIndex(ghost);
int pacManIndex = game.getPacmanCurrentNodeIndex();
if (game.getGhostEdibleTime(ghost) == 0
&& game.getShortestPathDistance(currentIndex, pacManIndex) < PACMAN_DISTANCE)
return game.getApproximateNextMoveTowardsTarget(
currentIndex, pacManIndex, game.getGhostLastMoveMade(ghost), DM.PATH);
else
return game.getApproximateNextMoveTowardsTarget(
currentIndex,
game.getPowerPillIndices()[cornerAllocation.get(ghost)],
game.getGhostLastMoveMade(ghost),
DM.PATH);
}
/* (non-Javadoc)
* @see pacman.controllers.Controller#getMove(pacman.game.Game, long)
*/
public EnumMap<GHOST, MOVE> getMove(Game game, long timeDue) {
myMoves.clear();
int targetNode = game.getPacmanCurrentNodeIndex();
if (game.doesGhostRequireAction(GHOST.BLINKY))
myMoves.put(
GHOST.BLINKY,
game.getApproximateNextMoveTowardsTarget(
game.getGhostCurrentNodeIndex(GHOST.BLINKY),
targetNode,
game.getGhostLastMoveMade(GHOST.BLINKY),
DM.PATH));
if (game.doesGhostRequireAction(GHOST.INKY))
myMoves.put(
GHOST.INKY,
game.getApproximateNextMoveTowardsTarget(
game.getGhostCurrentNodeIndex(GHOST.INKY),
targetNode,
game.getGhostLastMoveMade(GHOST.INKY),
DM.MANHATTAN));
if (game.doesGhostRequireAction(GHOST.PINKY))
myMoves.put(
GHOST.PINKY,
game.getApproximateNextMoveTowardsTarget(
game.getGhostCurrentNodeIndex(GHOST.PINKY),
targetNode,
game.getGhostLastMoveMade(GHOST.PINKY),
DM.EUCLID));
if (game.doesGhostRequireAction(GHOST.SUE))
myMoves.put(GHOST.SUE, moves[rnd.nextInt(moves.length)]);
return myMoves;
}