diff options
Diffstat (limited to 'src/inky.py')
| -rw-r--r-- | src/inky.py | 102 |
1 files changed, 68 insertions, 34 deletions
diff --git a/src/inky.py b/src/inky.py index e1c44b0..86ac156 100644 --- a/src/inky.py +++ b/src/inky.py @@ -10,37 +10,71 @@ class Inky(Ghost): def __init__(self, sprite_sheet, x, y): super().__init__(sprite_sheet, "orange", x, y) - # @override - # def get_next_move(self, target, maze, screen, blinky): - # dx = [1, 0, -1, 0] - # dy = [0, 1, 0, -1] - # - # ret = len(dx) * [math.inf] - # - # forbidden = 0 - # - # if self.last_move == 0: - # forbidden = 2 - # if self.last_move == 1: - # forbidden = 3 - # if self.last_move == 2: - # forbidden = 0 - # if self.last_move == 3: - # forbidden = 1 - # - # new_target = self.get_target(target, blinky) - # - # if settings.debug: - # pygame.draw.line(screen, self.color, (new_target), - # (blinky.x, blinky.y), 1) - # - # for i in range(len(dx)): - # if i != forbidden: - # nx = self.x + dx[i] * self.speed - # ny = self.y + dy[i] * self.speed - # if self.check_collision(nx, ny, 30, 30, maze): - # ret[i] = self.heuristic( - # (nx, ny), new_target[0], new_target[1]) - # - # min_idx = ret.index(min(ret)) - # return min_idx + def get_intermediate_tile(self, pacman): + if pacman.direction == DIRECTION.UP: + new_target = (pacman.x - 30 * 2, pacman.y - 30 * 2) + if self.in_bounds(new_target): + return new_target + else: + return (pacman.x, pacman.y) + elif pacman.direction == DIRECTION.DOWN: + new_target = (pacman.x, pacman.y + 30 * 2) + if self.in_bounds(new_target): + return new_target + else: + return (pacman.x, pacman.y) + elif pacman.direction == DIRECTION.RIGHT: + new_target = (pacman.x + 30 * 2, pacman.y) + if self.in_bounds(new_target): + return new_target + else: + return (pacman.x, pacman.y) + elif pacman.direction == DIRECTION.LEFT: + new_target = (pacman.x - 30 * 2, pacman.y) + if self.in_bounds(new_target): + return new_target + else: + return (pacman.x, pacman.y) + + def get_target(self, inter_tile, blinky): + target = (inter_tile[0] - (blinky.x - inter_tile[0]), + inter_tile[1] - (blinky.y - inter_tile[1])) + return target + + @override + def get_next_move(self, target, maze, screen, blinky): + dx = [1, 0, -1, 0] + dy = [0, 1, 0, -1] + + ret = len(dx) * [math.inf] + + forbidden = 0 + + if self.last_move == 0: + forbidden = 2 + if self.last_move == 1: + forbidden = 3 + if self.last_move == 2: + forbidden = 0 + if self.last_move == 3: + forbidden = 1 + + inter_tile = self.get_intermediate_tile(target) + target = self.get_target(inter_tile, blinky) + + # y = mx + c + + if settings.debug: + pygame.draw.line(screen, self.color, (target), + (self.x, self.y), 1) + + for i in range(len(dx)): + if i != forbidden: + nx = self.x + dx[i] * self.speed + ny = self.y + dy[i] * self.speed + if self.check_collision(nx, ny, 30, 30, maze): + ret[i] = self.heuristic( + (nx, ny), target[0], target[1]) + + min_idx = ret.index(min(ret)) + return min_idx |