我遇到的问题是当我输入 Sprite 时出现错误,错误状态为:
Traceback (most recent call last):
File "C:\Users\User\Documents\Pygame\pygame1.py", line 88, in <module>
drawGrid()
File "C:\Users\User\Documents\Pygame\pygame1.py", line 58, in drawGrid
win.blit (UserSprite, (500, 500))
TypeError: argument 1 must be pygame.Surface, not None
我的代码:
import pygame #Imports pygame
pygame.init() #Initialises pygame
win = pygame.display.set_mode((700, 700)) #Sets window size
pygame.display.set_caption("T1") #Sets title to T1
SP1R = pygame.image.load('Sprite 1 Red.png')
SP1O = pygame.image.load('Sprite 1 Orange.png')
SP1Y = pygame.image.load('Sprite 1 Yellow.png')
SP1G = pygame.image.load('Sprite 1 Green.png')
SP1B = pygame.image.load('Sprite 1 Blue.png')
SP1PU = pygame.image.load('Sprite 1 Purple.png')
SP1PI = pygame.image.load('Sprite 1 Pink.png')
SP2R = pygame.image.load('Sprite 2 Red.png')
SP2O = pygame.image.load('Sprite 2 Orange.png')
SP2Y = pygame.image.load('Sprite 2 Yellow.png')
SP2G = pygame.image.load('Sprite 2 Green.png')
SP2B = pygame.image.load('Sprite 2 Blue.png')
SP2PU = pygame.image.load('Sprite 2 Purple.png')
SP2PI = pygame.image.load('Sprite 2 Pink.png')
SP3R = pygame.image.load('Sprite 3 Red.png')
SP3O = pygame.image.load('Sprite 3 Orange.png')
SP3Y = pygame.image.load('Sprite 3 Yellow.png')
SP3G = pygame.image.load('Sprite 3 Green.png')
SP3B = pygame.image.load('Sprite 3 Blue.png')
SP3PU = pygame.image.load('Sprite 3 Purple.png')
SP3PI = pygame.image.load('Sprite 3 Pink.png')
x = 300 #x character position set to 50
y = 520 #y character position set to 50
width = 64 #width set to 40
height = 64 #height set to 60
vel = 10 #Character speed set to 5
white = (255, 255, 255)
left = False
right = False
SpriteName = input("""Choose a sprite [...]""")
UserSprite = vars()[SpriteName] if SpriteName in vars() else None
while UserSprite != (SP1R or SP1O or SP1Y or SP1G or SP1B or SP1PU or SP1PI or SP2R or SP2O or SP2Y or SP2G or SP2B or SP2PU or SP3PI or SP3R or SP3O or SP3Y or SP3G or SP3B or SP3PU or SP3PI):
print ("Nope")
break
def drawGrid():
win.fill((0, 0, 0))
if left:
win.blit (walkLeft)#draws the following sprites
elif right:
win.blit(walkRight)
pygame.display.update() #updates the display by doing the above
pygame.draw.line(win, white, [50,50], [50, 600], 5)
pygame.draw.line(win, white, [50,50], [600, 50], 5)
pygame.draw.line(win, white, [600,600], [600, 50], 5)
pygame.draw.line(win, white, [50,600], [600, 600], 5)
pygame.draw.line(win, white, [50,450], [600, 450], 5)
pygame.display.update()
win.blit (UserSprite, (500, 500))
run = True #sets run to true
while run: #While loop for above
pygame.time.delay(100) #Sets a delay to prevent crashing
for event in pygame.event.get(): #For loop for event
if event.type == pygame.QUIT: #If user quits window
run = False #Do not run
keys = pygame.key.get_pressed()#Sets keybinds
if keys[pygame.K_a] and x>55:
x -= vel
left = True
right = False
elif keys[pygame.K_d] and x <575:
x += vel
right = True
left = False
if keys[pygame.K_w] and y >455:
y -= vel
up = True
down = False
elif keys[pygame.K_s] and y <565:
y += vel
down = True
up = False
drawGrid()
最佳答案
循环
while UserSprite != (SPR1...) print ("Nope") break
没用,因为无论如何你都会打破
循环。
重复输入,直到读取到有效名称:
UserSprite = None
while UserSprite == None:
SpriteName = input("""Choose a sprite [...]""")
UserSprite = vars()[SpriteName] if SpriteName in vars() else None
注意,必须输入大写字母,因为所有变量名都是大写字母。输入必须区分大小写。
关于python - Pygame 错误参数必须是 pygame.surface 而不是 None,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/55228605/