Python Car.update方法代码示例

# 需要导入模块: from car import Car [as 别名]
# 或者: from car.Car import update [as 别名]
def runGame():
    # Initialize game, settings and screen object
    pygame.init()
    drSettings = Settings()
    screen = pygame.display.set_mode(
        (drSettings.screenWidth, drSettings.screenHeight))
    pygame.display.set_caption("Drag Race")
    totalTime = 0

    # Make the car
    car = Car(drSettings, screen)

    # Initialize the timer, gear text and speed
    hud = HeadUpDisplay(drSettings, screen, totalTime, car) 

    # Store the game statistics
    stats = GameStats()

    # Start the main loop for the game
    while True:
        # Check for keypresses
        gf.checkEvents(car, stats)

        # Update the game active state
        if not car.onScreen:
            stats.gameActive = False

        if stats.gameActive:
            # Update the position of the car and the hud
            car.update() 
            hud.update(stats.totalTime, car)
            stats.totalTime += drSettings.timeIncrement

        # Update the screen
        gf.updateScreen(drSettings, screen, car, hud)

# 需要导入模块: from car import Car [as 别名]
# 或者: from car.Car import update [as 别名]
class Racer(object):
	def __init__(self, race, rank, character):
		self.race = race
		self.rank = rank
		self.character = character
		self.car = Car(race, self, character, race.track.start_positions[rank])
		self.photo = pyglet.sprite.Sprite(self.character.photo, batch=race.window.batch)
		self.state = RacerState()
		self.item = ITEMS[0]
		self.item_sprite = pyglet.sprite.Sprite(self.item.image, batch=race.window.batch)
		self.lap_sprite = pyglet.sprite.Sprite(sprite_seq['none'], batch=race.window.batch)
		self.lap = 0
		self.lap_times = []
		self.lap_times_label = pyglet.text.Label(color=self.character.color+(255,), font_name="Courier", font_size=10, bold=True, width=200, multiline=True, batch=race.window.batch)
		self.display_times()
		
		# possible duration inputs
		self.input_accelerate = False
		self.input_brake = False
		self.input_left = False
		self.input_right = False
	
	def __cmp__(self, other):
		"""compares the relative advancement of two racers"""
		return self.car.__cmp__(other.car)
	
	def update(self, dt):
		"""update the state of the racer after dt seconds"""		
		# update state
		if self.state.item_rolling > 0:
			self.state.item_rolling = max(0, self.state.item_rolling - dt)
			if self.state.item_rolling == 0:
				self.item_sprite.image = self.item.image
		self.car.update(dt)
	
	def get_item(self, item_id=None):
		if self.item is ITEMS[0]:
			if not item_id is None:
				self.item = ITEMS[item_id]
			else:
				self.item = random.choice(ITEMS[1:])
			self.state.item_rolling = 1.
			self.item_sprite.image = sprite_seq['item unknown']
	
	def use_item(self, alternate=False):
		if self.active() and not self.item is ITEMS[0] and self.state.item_rolling == 0:
			self.item.on_use(self.race, self, alternate)
			self.item = ITEMS[0]
			self.item_sprite.image = self.item.image
	
	def jump(self):
		if self.active():
			self.car.jump()
	
	def display_times(self):
		def float_to_time(t):
			int_time = int(t * 100)
			minutes = int_time / 6000
			seconds = (int_time / 100) % 60
			hundredths = int_time % 100
			return "%02d' %02d\" %02d" % (minutes, seconds, hundredths)
		empty_time = "--' --\" --\n"
		s = ''
		for i in range(self.race.laps):
			if i < len(self.lap_times):
				s += float_to_time(self.lap_times[i]) + '\n'
			else:
				s += empty_time
		self.lap_times_label.text = s
	
	def active(self):
		"""returns True if the player can control the car"""
		if self.car.state.lakitu or self.car.state.spin:
			return False
		else:
			return True
	def new_lap(self, incr=1):
		"""change the number of laps of the racer (going through the finish line)"""
		self.lap += incr # incr can be -1 if going backwards through the line
		if self.lap > len(self.lap_times)+1:
			self.lap_times.append(self.race.time)
			self.display_times()
		if self.lap == self.race.laps:
			self.lap_sprite.image = sprite_seq['final lap']
		elif self.lap > self.race.laps:
			self.lap_sprite.image = sprite_seq['lakitu flag']
		elif self.lap == 2:
			self.lap_sprite.image = sprite_seq['lap 2']
		elif self.lap == 3:
			self.lap_sprite.image = sprite_seq['lap 3']
		elif self.lap == 4:
			self.lap_sprite.image = sprite_seq['lap 4']
		else:
			self.lap_sprite.image = sprite_seq['none']