def main():
screen = pygame.display.set_mode(
(MAP_WIDTH * BLOCK_SIZE, MAP_HEIGHT * BLOCK_SIZE))
pygame.display.set_caption("Pacman")
clock = pygame.time.Clock()
with open(os.path.join(ASSETS_DIR, "map.txt"), "r") as f:
pacman_map = f.read().splitlines()
create_map(pacman_map)
all_sprite = pygame.sprite.Group()
player = Pac(pacman_map, (15, 9), all_sprite)
ghost_blinky = Ghost(pacman_map, (10, 8),
all_sprite,
texture="blinky.png",
name="Blinky")
ghost_pinky = Ghost(pacman_map, (10, 8),
all_sprite,
texture="pinky.png",
name="Pinky")
# ghost_inky = Ghost(pacman_map, (15, 9), all_sprite)
# ghost_clyde = Ghost(pacman_map, (15, 9), all_sprite)
search = Search().set_map(pacman_map)
print(search.map)
all_sprite.draw(screen)
pygame.display.flip()
while running:
clock.tick(FPS)
all_sprite.update()
screen.fill((0, 0, 0))
draw_map(screen)
all_sprite.draw(screen)
for event in pygame.event.get():
if event.type == pygame.QUIT:
quit()
if event.type == pygame.KEYDOWN:
if event.key == pygame.K_UP:
player.ch_dir(1)
elif event.key == pygame.K_DOWN:
player.ch_dir(2)
elif event.key == pygame.K_LEFT:
player.ch_dir(3)
elif event.key == pygame.K_RIGHT:
player.ch_dir(4)
pygame.display.flip()
# TODO: Update Ghost's target
# player also known as wall to the ghosts 'cos they can't go through the player,
# But they can cross the other ghosts.
player_old_pos = player.get_old_pos()
player_pos = player.get_pos()
search.update_point(player_old_pos[0], player_old_pos[1], False)
search.update_point(player_pos[0], player_pos[1], True)
"""
Blinky will simply trace the player in the shortest way.
pinky will aim to 2 blocks in front of player.
the AI of Inky is complicated. first, let Point A = the point which 2 block in front of player.
Then draw line from Blinky to A, extending double length, the position is the target that Inky is aiming to.
"""
b_x, b_y = search.search(ghost_pinky.get_pos(), player_pos)
ghost_blinky.ch_dir_by_new_xy(b_x, b_y)
# get the target of pinky
pinky_target = (0, 0)
for i in range(3):
if ghost_pinky.is_road(player.get_next_pos(i)):
pinky_target = player.get_next_pos(i)
p_x, p_y = search.search(ghost_pinky.get_pos(), pinky_target)
ghost_pinky.ch_dir_by_new_xy(p_x, p_y)
