def create_game_objects(self, game_batch):
player_ship = self.spawn_new_player_ship(game_batch)
asteroids = load.asteroids(2 + self.level, player_ship.position, batch=game_batch)
game_objects = [player_ship] + asteroids
return game_objects, player_ship, asteroids
def create_main_menu(self, main_menu_batch):
asteroids_game_label = utils.create_title_label(
'Asteroids', main_menu_batch)
menu_asteroids = load.asteroids(
25, random_sizes=True, batch=main_menu_batch)
menu_label_texts = ['New game', 'Top scores', 'Exit']
return (
utils.create_menu_labels(menu_label_texts, main_menu_batch),
menu_asteroids,
)
def update(self, dt):
if self.game_state == AsteroidGameStates.MAIN_MENU:
for obj in self.main_menu_asteroids:
obj.update(dt)
elif self.game_state == AsteroidGameStates.PLAYING:
# throw the key states to the player_ship and update it
self.player_ship.update(dt, self.key_handler)
# Check collisions
for i in range(len(self.game_objects)):
for j in range(i+1, len(self.game_objects)):
obj_i = self.game_objects[i]
obj_j = self.game_objects[j]
if not obj_i.dead and not obj_j.dead:
if obj_i.collides_with(obj_j):
obj_i.handle_collision_with(obj_j)
obj_j.handle_collision_with(obj_i)
# update other game objects
# and add new objects if they have been spawned
to_add = []
for obj in self.game_objects:
if not obj == self.player_ship:
obj.update(dt)
if obj in self.asteroids:
self.asteroids.extend(obj.new_objects)
to_add.extend(obj.new_objects)
obj.new_objects = []
# Remove dead objects from the scene
for to_remove in [obj for obj in self.game_objects if obj.dead]:
is_bullet = isinstance(to_remove, Bullet)
if not to_remove == self.player_ship and not is_bullet:
self.score += 1 / to_remove.scale
to_remove.delete()
self.game_objects.remove(to_remove)
if to_remove in self.asteroids:
self.asteroids.remove(to_remove)
# Update score label
self.score_label.text = 'Score: %d' % self.score
# Add the new objects to the scene now
self.game_objects.extend(to_add)
# You are dead, but you still have some lives left
if not self.player_ship in self.game_objects and len(self.player_lives) > 1:
self.player_lives[-1].delete()
self.player_ship = self.spawn_new_player_ship(self.game_batch)
self.game_objects.append(self.player_ship)
self.player_lives.remove(self.player_lives[-1])
# HAHAHA You suck, you couldn't even kill some lame asteroids
# Horrible astronaut pilot skills
elif not self.player_ship in self.game_objects and len(self.player_lives) == 1:
self.game_state = AsteroidGameStates.GAME_OVER
self.game_over_score_label.text = self.score_label.text
# Level complete!
if not len(self.asteroids) and self.game_state == AsteroidGameStates.PLAYING:
self.level += 1
self.level_label.text = 'Level %d' % self.level
self.asteroids = load.asteroids(
2 + self.level,
self.player_ship.position,
batch=self.game_batch,
)
self.game_objects.extend(self.asteroids)
self.player_lives = self.reset_player_lives(self.game_batch)