import pygame
directory = "/Users/mmforde1/Desktop/Flappy_Bird/" #Directory where images are loaded from
#Variables for me to tinker
speed = 8
done = False
BLUE = (184, 255, 255)
def game_over():
pygame.quit()
class Player(pygame.sprite.Sprite):
def __init__(self):
pygame.sprite.Sprite.__init__(self)
self.image = pygame.transform.scale(pygame.image.load(directory+"images/sprites/bird/bird.jpg"), [68, 48])
# Set a referance to the image rect.
self.rect = self.image.get_rect()
self.rect.y = 100
self.rect.x = 100
self.direction = False
def jump(self):
#Prepare variables used for jumping
self.direction = True
self.old_height = self.rect.y
def calc_grav(self):
if self.direction == False: #Fall
self.rect.y += speed
if self.direction == True: #Deal with jumping
self.rect.y -= speed
if self.old_height - 50 > self.rect.y:
self.direction = False
def update(self):
self.calc_grav() #Calculate gravity
if pygame.sprite.collide_rect(player_group, obstacles_group): #Detect if obstacle was hit
game_over()
class Ground(pygame.sprite.Sprite):
def __init__(self): #Create sprite
pygame.sprite.Sprite.__init__(self)
self.image = pygame.transform.scale(pygame.image.load(directory+"images/sprites/ground.jpg"), [320, 96])
#Get reference to he image rect
self.rect = self.image.get_rect()
self.rect.y = 616
self.rect.x = 0
pygame.init()
# Set the height and width of the screen
size = [600, 712]
screen = pygame.display.set_mode(size)
pygame.display.set_caption("Flappy Bird")
#Sprite groups
player_group = pygame.sprite.Group()
obstacles_group = pygame.sprite.Group()
active_sprite_list = pygame.sprite.Group()
# Create the player
player = Player()
player_group.add(player)
active_sprite_list.add(player)
#Load other sprites
ground = Ground()
obstacles_group.add(ground)
active_sprite_list.add(ground)
screen.fill(BLUE)
#Main program loop
while not done:
player.update()
for event in pygame.event.get(): # User did something
if event.type == pygame.QUIT: # If user clicked close
done = True # Flag that we are done so we exit this loop
if event.type == pygame.KEYDOWN:
if event.key == pygame.K_UP:
player.jump()
screen.fill(BLUE)
# Update the player.
active_sprite_list.update()
# ALL CODE TO DRAW SHOULD GO BELOW THIS COMMENT
active_sprite_list.draw(screen)
# ALL CODE TO DRAW SHOULD GO ABOVE THIS COMMENT
clock = pygame.time.Clock()
# Limit to 60 frames per second
clock.tick(60)
# Go ahead and update the screen with what we've drawn.
pygame.display.flip()
# Be IDLE friendly. If you forget this line, the program will 'hang'
# on exit.
pygame.quit()
我不断收到此错误：
Traceback (most recent call last):
File "/Users/mmforde1/Desktop/Flappy_Bird/flappy.py", line 83, in <module>
player.update()
File "/Users/mmforde1/Desktop/Flappy_Bird/flappy.py", line 40, in update
if pygame.sprite.collide_rect(player_group, obstacles_group):
File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/pygame/sprite.py", line 1147, in collide_rect
return left.rect.colliderect(right.rect)
AttributeError: 'Group' object has no attribute 'rect'
这让我很困惑。我正在用 Python 制作一个 Flappy Bird 端口，我正在尝试检测地面和鸟之间的碰撞。在这两个类的初始化中，我在每个图像上运行了 get_rect()。任何人都可以向我解释为什么会这样吗？（顺便说一下，我正在使用 OSX）