def level_reset(self):
pacman_entity = scene_tree.get_entity("pacman")
pacman_entity.reset()
for ghost_entity_id in ["blinky", "pinky", "inky", "clyde"]:
ghost_entity = scene_tree.get_entity(ghost_entity_id)
ghost_entity.reset()
def reset_entity_positions(self):
game.update_entity_position(
entity_id=global_obj.level_grid.ENTITY_ID,
position=(
global_obj.level_grid.board_position.x,
global_obj.level_grid.board_position.y,
),
)
pacman_entity = scene_tree.get_entity("pacman")
if pacman_entity:
pacman_position_x = global_obj.level_grid.board_position.x + (
13 * 16) + 4
pacman_position_y = global_obj.level_grid.board_position.y + (
23 * 16) - 8
pacman_entity.position.x = pacman_position_x
pacman_entity.position.y = pacman_position_y
blinky_entity = scene_tree.get_entity("blinky")
if blinky_entity:
blinky_position_x = global_obj.level_grid.board_position.x + (
13 * 16) + 4
blinky_position_y = global_obj.level_grid.board_position.y + (
11 * 16) - 10
blinky_entity.position.x = blinky_position_x
blinky_entity.position.y = blinky_position_y
pinky_entity = scene_tree.get_entity("pinky")
if pinky_entity:
pinky_position_x = global_obj.level_grid.board_position.x + (
13 * 16) + 4
pinky_position_y = global_obj.level_grid.board_position.y + (
14 * 16) - 8
pinky_entity.position.x = pinky_position_x
pinky_entity.position.y = pinky_position_y
inky_entity = scene_tree.get_entity("inky")
if inky_entity:
inky_position_x = global_obj.level_grid.board_position.x + (11 *
16) + 4
inky_position_y = global_obj.level_grid.board_position.y + (14 *
16) - 8
inky_entity.position.x = inky_position_x
inky_entity.position.y = inky_position_y
clyde_entity = scene_tree.get_entity("clyde")
if clyde_entity:
clyde_position_x = global_obj.level_grid.board_position.x + (
15 * 16) + 4
clyde_position_y = global_obj.level_grid.board_position.y + (
14 * 16) - 8
clyde_entity.position.x = clyde_position_x
clyde_entity.position.y = clyde_position_y
def _on_power_pellete_flash_timer_timeout(self):
if self.power_pellete_ids:
copied_pellete_ids = self.power_pellete_ids.copy()
self.power_pelletes_visible = not self.power_pelletes_visible
for pp_id in copied_pellete_ids:
if scene_tree.get_entity(entity_id=pp_id) == None:
self.power_pellete_ids.remove(pp_id)
else:
game.set_entity_visibility(
entity_id=pp_id, visible=self.power_pelletes_visible)
def determine_target_tile(self):
# TODO: Implement override for scatter
if self.state == State.SCATTER:
return (self.home_tile.x, self.home_tile.y)
elif self.state == State.CHASE:
pacman_entity = scene_tree.get_entity("pacman")
return global_obj.level_grid.convert_position_to_grid(
pacman_entity.position.x, pacman_entity.position.y)
else:
return super().determine_target_tile()
def determine_target_tile(self):
if self.state == State.CHASE:
grid_position = global_obj.level_grid.convert_position_to_grid(
self.position.x, self.position.y)
pacman_entity = scene_tree.get_entity("pacman")
pacman_grid_position = global_obj.level_grid.convert_position_to_grid(
pacman_entity.position.x, pacman_entity.position.y)
if Vector2.distance(grid_position, pacman_grid_position) > 8:
return pacman_grid_position
else:
return (self.home_tile.x, self.home_tile.y)
else:
return super().determine_target_tile()
def determine_target_tile(self):
if self.state == State.CHASE:
(
grid_position_x,
grid_position_y,
) = global_obj.level_grid.convert_position_to_grid(
self.position.x, self.position.y
)
# Get pacman grid position
pacman_entity = scene_tree.get_entity("pacman")
(
pacman_grid_position_x,
pacman_grid_position_y,
) = global_obj.level_grid.convert_position_to_grid(
pacman_entity.position.x, pacman_entity.position.y
)
if pacman_entity.direction == Direction.left:
pacman_grid_position_x -= 2
elif pacman_entity.direction == Direction.right:
pacman_grid_position_x += 2
if pacman_entity.direction == Direction.up:
pacman_grid_position_y -= 2
elif pacman_entity.direction == Direction.down:
pacman_grid_position_y += 2
# Get blinky grid position
blinky_entity = scene_tree.get_entity("blinky")
(
blinky_grid_position_x,
blinky_grid_position_y,
) = global_obj.level_grid.convert_position_to_grid(
blinky_entity.position.x, blinky_entity.position.y
)
return (
grid_position_x + (pacman_grid_position_x - blinky_grid_position_x) * 2,
grid_position_y + (pacman_grid_position_y - blinky_grid_position_y) * 2,
)
else:
return super().determine_target_tile()
def _on_pacman_lose_life_start_timer_timeout(self):
for ghost_entity_id in ["blinky", "pinky", "inky", "clyde"]:
game.set_entity_visibility(entity_id=ghost_entity_id,
visible=False)
pacman_entity = scene_tree.get_entity("pacman")
pacman_entity.lose_life()
game.start_timer(timer_id=self.level_reset_timer_id)
game.play_sound(sound_id="pacman-death")
if global_obj.player_stats.lives <= 0:
game.create_label_entity(entity_id="game_over_label",
text="GAME OVER",
position=(147, 318),
font_id="pacman-pixel",
layer=5,
fixed=False,
wrap_length=600,
color=(255, 0, 0))
def determine_target_tile(self):
if self.state == State.CHASE:
pacman_entity = scene_tree.get_entity("pacman")
(
pacman_grid_position_x,
pacman_grid_position_y,
) = global_obj.level_grid.convert_position_to_grid(
pacman_entity.position.x, pacman_entity.position.y)
if pacman_entity.direction == Direction.left:
pacman_grid_position_x -= 4
elif pacman_entity.direction == Direction.right:
pacman_grid_position_x += 4
if pacman_entity.direction == Direction.up:
pacman_grid_position_y -= 4
elif pacman_entity.direction == Direction.down:
pacman_grid_position_y += 4
return (pacman_grid_position_x, pacman_grid_position_y)
else:
return super().determine_target_tile()
def __create__(self):
self.speed = 100
self.direction = Direction.left
self.direction_to_turn = self.direction
self.accumulated_delta = 0.0
self.offset = Vector2(12, 12)
self._state = State.IN_HOUSE
self.previous_state = None
self.target_tile = Vector2(0, 0)
self.home_tile = Vector2(0, 0)
self.ghost_house_tile = Vector2(13, 11)
self.frightened_flash = False
# Counters
self.exit_pellete_counter = 0
self.chase_state_counter = 0
self.scatter_state_counter = 0
# Timer
self.chase_timer_id = f"{self.entity_id}_chase_timer"
self.chase_timer_wait_time = 20.0
self.scatter_timer_id = f"{self.entity_id}_scatter_timer"
self.scatter_timer_wait_time = 9.0
self.frightened_timer_id = f"{self.entity_id}_frightened_timer"
self.frightened_timer_wait_time = 5.0
self.frightened_flash_timer_id = f"{self.entity_id}_frightened_flash_timer"
self.frightened_flash_timer_wait_time = 2.0
game.create_timer(
timer_id=self.chase_timer_id,
time=self.chase_timer_wait_time,
loops=False,
start_on_creation=False,
)
game.subscribe_to_signal(
source_id=self.chase_timer_id,
signal_id="timeout",
subscriber_entity_id=self.entity_id,
function_name="_on_chase_timer_timeout",
)
game.create_timer(
timer_id=self.scatter_timer_id,
time=self.scatter_timer_wait_time,
loops=False,
start_on_creation=False,
)
game.subscribe_to_signal(
source_id=self.scatter_timer_id,
signal_id="timeout",
subscriber_entity_id=self.entity_id,
function_name="_on_scatter_timer_timeout",
)
game.create_timer(
timer_id=self.frightened_timer_id,
time=self.frightened_timer_wait_time,
loops=False,
start_on_creation=False,
)
game.subscribe_to_signal(
source_id=self.frightened_timer_id,
signal_id="timeout",
subscriber_entity_id=self.entity_id,
function_name="_on_frightened_timer_timeout",
)
game.create_timer(
timer_id=self.frightened_flash_timer_id,
time=self.frightened_flash_timer_wait_time,
loops=False,
start_on_creation=False,
)
game.subscribe_to_signal(
source_id=self.frightened_flash_timer_id,
signal_id="timeout",
subscriber_entity_id=self.entity_id,
function_name="_on_frightened_flash_timer_timeout",
)
pacman_entity = scene_tree.get_entity("pacman")
game.subscribe_to_signal(
source_id=pacman_entity.entity_id,
signal_id="power_pellete_eaten",
subscriber_entity_id=self.entity_id,
function_name="_on_pacman_power_pellete_eaten",
)
def __create__(self):
self.power_pellete_ids = []
self.power_pelletes_visible = True
self.one_up_visible = True
self.start_timer_id = "start_timer"
self.level_reset_timer_id = "level_reset_timer"
self.level_cleared_timer_id = "level_cleared_timer"
self.level_cleared_transtion_timer_id = "level_cleared_transtion_timer"
power_pellete_flash_timer_id = "power_pellete_timer"
self.pacman_lose_life_start_timer_id = "pacman_lose_life_start_timer"
self.ghost_frightened_timer_id = "ghost_frightened_timer"
self.show_entities_timer_id = "show_entities_timer"
# Start Timer
game.create_timer(timer_id=self.start_timer_id,
time=4.2,
loops=False,
start_on_creation=False)
game.subscribe_to_signal(
source_id=self.start_timer_id,
signal_id="timeout",
subscriber_entity_id=self.entity_id,
function_name="_on_start_timer_timeout",
)
# Level Reset Timer
game.create_timer(
timer_id=self.level_reset_timer_id,
time=2.0,
loops=False,
start_on_creation=False,
)
game.subscribe_to_signal(
source_id=self.level_reset_timer_id,
signal_id="timeout",
subscriber_entity_id=self.entity_id,
function_name="_on_level_reset_timer_timeout",
)
# Level Cleared Timer
game.create_timer(
timer_id=self.level_cleared_timer_id,
time=1.5,
loops=False,
start_on_creation=False,
)
game.subscribe_to_signal(
source_id=self.level_cleared_timer_id,
signal_id="timeout",
subscriber_entity_id=self.entity_id,
function_name="_on_level_cleared_timer_timeout",
)
# Level Cleared Transtion Timer
game.create_timer(
timer_id=self.level_cleared_transtion_timer_id,
time=2.0,
loops=False,
start_on_creation=False,
)
game.subscribe_to_signal(
source_id=self.level_cleared_transtion_timer_id,
signal_id="timeout",
subscriber_entity_id=self.entity_id,
function_name="_on_level_cleared_transition_timer_timeout",
)
# Pellete Flash Timer
game.create_timer(
timer_id=power_pellete_flash_timer_id,
time=0.2,
loops=True,
start_on_creation=True,
)
game.subscribe_to_signal(
source_id=power_pellete_flash_timer_id,
signal_id="timeout",
subscriber_entity_id=self.entity_id,
function_name="_on_power_pellete_flash_timer_timeout",
)
# Pacman Lose Life Start Timer
game.create_timer(
timer_id=self.pacman_lose_life_start_timer_id,
time=1.0,
loops=False,
start_on_creation=False,
)
game.subscribe_to_signal(
source_id=self.pacman_lose_life_start_timer_id,
signal_id="timeout",
subscriber_entity_id=self.entity_id,
function_name="_on_pacman_lose_life_start_timer_timeout",
)
# 1UP Flash Timer
one_up_flash_timer_id = "one_up_flash_timer"
game.create_timer(timer_id=one_up_flash_timer_id,
time=0.4,
loops=True,
start_on_creation=True)
game.subscribe_to_signal(
source_id=one_up_flash_timer_id,
signal_id="timeout",
subscriber_entity_id=self.entity_id,
function_name="_on_one_up_flash_timer_timeout",
)
# Ghost Frightened Timer
game.create_timer(
timer_id=self.ghost_frightened_timer_id,
time=7.0,
loops=False,
start_on_creation=False,
)
game.subscribe_to_signal(
source_id=self.ghost_frightened_timer_id,
signal_id="timeout",
subscriber_entity_id=self.entity_id,
function_name="_on_ghost_frightened_timer_timeout",
)
# Show Entities Timer
game.create_timer(
timer_id=self.show_entities_timer_id,
time=2.0,
loops=False,
start_on_creation=False,
)
game.subscribe_to_signal(
source_id=self.show_entities_timer_id,
signal_id="timeout",
subscriber_entity_id=self.entity_id,
function_name="_on_show_entities_timer_timeout",
)
# Lose Life Signal
pacman_entity = scene_tree.get_entity("pacman")
game.subscribe_to_signal(
source_id=pacman_entity.entity_id,
signal_id="lose_life",
subscriber_entity_id=self.entity_id,
function_name="_on_pacman_lose_life",
)
# Power Pellet
game.subscribe_to_signal(
source_id=pacman_entity.entity_id,
signal_id="power_pellete_eaten",
subscriber_entity_id=self.entity_id,
function_name="_on_pacman_power_pellete_eaten",
)
# Level Cleared Signal
game.subscribe_to_signal(
source_id=pacman_entity.entity_id,
signal_id="level_cleared",
subscriber_entity_id=self.entity_id,
function_name="_on_pacman_level_cleared",
)
self.create_level_pellets()
self.set_all_entities_visibility(False)
self.reset_entity_positions()
global_obj.player_stats.force_update_ui()
if global_obj.game_state == GameState.BEGIN_GAME:
global_obj.player_stats.force_update_ui()
global_obj.game_state = GameState.PLAYING
game.start_timer(timer_id=self.start_timer_id, time=4.2)
game.start_timer(timer_id=self.show_entities_timer_id, time=2.0)
game.play_sound(sound_id="pacman-begin")
global_obj.player_stats.pelletes = 0
elif global_obj.game_state == GameState.LEVEL_COMPLETE:
global_obj.player_stats.level += 1
global_obj.player_stats.force_update_ui()
global_obj.game_state = GameState.PLAYING
game.start_timer(timer_id=self.start_timer_id, time=1.0)
self._on_show_entities_timer_timeout()
global_obj.player_stats.pelletes = 0
def __process__(self, delta_time):
if global_obj.game_started and not global_obj.game_paused:
collided_entity_id, collider_tag = game.check_entity_collision(
entity_id=self.entity_id, offset_position=(0, 0))
if collided_entity_id:
if collider_tag == "pellete":
game.delete_entity(entity_id=collided_entity_id)
global_obj.player_stats.score += 10
global_obj.player_stats.pelletes += 1
self.pellete_counter -= 1
game.play_sound(sound_id="pacman-chomp")
elif collider_tag == "power_pellete":
game.delete_entity(entity_id=collided_entity_id)
global_obj.player_stats.score += 50
global_obj.player_stats.pelletes += 1
self.pellete_counter -= 1
self.ghost_eaten_score = 0
game.emit_signal(
entity_id=self.entity_id,
signal_id=self.power_pellete_eaten_signal_id,
)
elif collider_tag == "enemy":
collided_ghost = scene_tree.get_entity(collided_entity_id)
if collided_ghost.state == State.FRIGHTENED:
if self.ghost_eaten_score == 0:
self.ghost_eaten_score = 200
else:
self.ghost_eaten_score *= 2
global_obj.player_stats.score += self.ghost_eaten_score
collided_ghost.eaten(self.ghost_eaten_score)
game.start_timer(timer_id=self.eaten_freeze_timer_id)
global_obj.game_paused = True
game.play_sound(sound_id="pacman-eat-ghost")
elif (collided_ghost.state == State.CHASE
or collided_ghost.state == State.SCATTER):
game.stop_animation(entity_id=self.entity_id)
game.emit_signal(entity_id=self.entity_id,
signal_id=self.lose_life_signal_id)
elif collider_tag == "fruit":
fruit_entity = scene_tree.get_entity(collided_entity_id)
if not fruit_entity.collected:
global_obj.player_stats.score += global_obj.player_stats.get_fruit_score(
collided_entity_id)
fruit_entity.eaten()
# Input - determines direction pacman wants to turn
if game.is_action_pressed(action="left"):
self.direction_to_turn = Direction.left
elif game.is_action_pressed(action="right"):
self.direction_to_turn = Direction.right
elif game.is_action_pressed(action="up"):
self.direction_to_turn = Direction.up
elif game.is_action_pressed(action="down"):
self.direction_to_turn = Direction.down
# Determine speed
if game.has_timer_stopped(timer_id=self.turn_speed_up_timer_id):
self.speed = 100
else:
self.speed = 150
self.accumulated_delta += delta_time * self.speed
while self.accumulated_delta >= 1.0:
self.accumulated_delta -= 1.0
self.move(self.velocity, 1.0)
self.update_animations()
# Play movement sound
if abs(self.velocity.x) > 0 or abs(self.velocity.y) > 0:
if game.has_timer_stopped(timer_id=self.chomp_timer_id):
pass
# game.start_timer(timer_id=self.chomp_timer_id)
else:
self.accumulated_delta = 0.0
elif (global_obj.game_paused
and global_obj.game_state == GameState.PACMAN_LOSE_LIFE):
pass
else:
game.stop_animation(entity_id=self.entity_id)
if game.is_action_just_pressed(action="exit_game"):
game.quit()