Python 蛇游戏-边界
我开始做蛇的游戏,我陷入了挣扎。我希望当蛇到达一边的末端时,它会从另一边出来,如果它到达左边的末端,它会从右边出来,如果它到达顶端,它会从底部出来。如果有人能教我怎么做,我会非常感激的Python 蛇游戏-边界,python,pygame,Python,Pygame,我开始做蛇的游戏,我陷入了挣扎。我希望当蛇到达一边的末端时,它会从另一边出来,如果它到达左边的末端,它会从右边出来,如果它到达顶端,它会从底部出来。如果有人能教我怎么做,我会非常感激的 import pygame BLACK = (0, 0, 0) WHITE = (255, 255, 255) segment_width = 15 segment_height = 15 segment_margin = 3 x_change = segment_width + segment_margi
import pygame
BLACK = (0, 0, 0)
WHITE = (255, 255, 255)
segment_width = 15
segment_height = 15
segment_margin = 3
x_change = segment_width + segment_margin
y_change = 0
class Segment(pygame.sprite.Sprite):
def __init__(self, x, y):
super().__init__()
self.image = pygame.Surface([segment_width, segment_height])
self.image.fill(WHITE)
self.rect = self.image.get_rect()
self.rect.x = x
self.rect.y = y
pygame.init()
screen = pygame.display.set_mode([1200, 800])
pygame.display.set_caption('Snakes')
allspriteslist = pygame.sprite.Group()
snake_segments = []
for i in range(3):
x = 250 - (segment_width + segment_margin) * i
y = 30
segment = Segment(x, y)
snake_segments.append(segment)
allspriteslist.add(segment)
clock = pygame.time.Clock()
done = False
while not done:
for event in pygame.event.get():
if event.type == pygame.QUIT:
done = True
if event.type == pygame.KEYDOWN:
if event.key == pygame.K_LEFT:
x_change = (segment_width + segment_margin) * -1
y_change = 0
if event.key == pygame.K_RIGHT:
x_change = (segment_width + segment_margin)
y_change = 0
if event.key == pygame.K_UP:
x_change = 0
y_change = (segment_height + segment_margin) * -1
if event.key == pygame.K_DOWN:
x_change = 0
y_change = (segment_height + segment_margin)
old_segment = snake_segments.pop()
allspriteslist.remove(old_segment)
x = snake_segments[0].rect.x + x_change
y = snake_segments[0].rect.y + y_change
segment = Segment(x, y)
snake_segments.insert(0, segment)
allspriteslist.add(segment)
screen.fill(BLACK)
allspriteslist.draw(screen)
pygame.display.flip()
clock.tick(5)
pygame.quit()
您可以使用if检查位置并移动到另一侧
x = snake_segments[0].rect.x + x_change
y = snake_segments[0].rect.y + y_change
if x < screen_rect.left:
x += screen_rect.width
elif x + segment_width + segment_margin > screen_rect.right:
x -= screen_rect.width
if y < screen_rect.top:
y += screen_rect.height
elif y + segment_height + segment_margin > screen_rect.bottom:
y -= screen_rect.height
segment = Segment(x, y)
但这意味着您必须手动执行此函数,因为group.draw直接运行screen.blitself.image和self.rect
完整代码
import pygame
BLACK = (0, 0, 0)
WHITE = (255, 255, 255)
segment_width = 15
segment_height = 15
segment_margin = 3
x_change = segment_width + segment_margin
y_change = 0
class Segment(pygame.sprite.Sprite):
def __init__(self, x, y):
super().__init__()
self.image = pygame.Surface([segment_width, segment_height])
self.image.fill(WHITE)
self.rect = self.image.get_rect()
self.rect.x = x
self.rect.y = y
def draw(self, screen):
screen_rect = screen.get_rect()
screen.blit(self.image, self.rect)
if self.rect.left < screen_rect.left:
temp_rect = self.rect.copy()
temp_rect.x += screen_rect.width
screen.blit(self.image, temp_rect)
elif self.rect.right > screen_rect.right:
temp_rect = self.rect.copy()
temp_rect.x -= screen_rect.width
screen.blit(self.image, temp_rect)
if self.rect.top < screen_rect.top:
temp_rect = self.rect.copy()
temp_rect.y += screen_rect.height
screen.blit(self.image, temp_rect)
elif self.rect.bottom > screen_rect.bottom:
temp_rect = self.rect.copy()
temp_rect.y -= screen_rect.height
screen.blit(self.image, temp_rect)
pygame.init()
screen = pygame.display.set_mode((1200, 800))
screen_rect = screen.get_rect()
pygame.display.set_caption('Snakes')
allspriteslist = pygame.sprite.Group()
snake_segments = []
for i in range(3):
x = 250 - (segment_width + segment_margin) * i
y = 30
segment = Segment(x, y)
snake_segments.append(segment)
allspriteslist.add(segment)
clock = pygame.time.Clock()
done = False
while not done:
for event in pygame.event.get():
if event.type == pygame.QUIT:
done = True
if event.type == pygame.KEYDOWN:
if event.key == pygame.K_LEFT:
x_change = (segment_width + segment_margin) * -1
y_change = 0
if event.key == pygame.K_RIGHT:
x_change = (segment_width + segment_margin)
y_change = 0
if event.key == pygame.K_UP:
x_change = 0
y_change = (segment_height + segment_margin) * -1
if event.key == pygame.K_DOWN:
x_change = 0
y_change = (segment_height + segment_margin)
old_segment = snake_segments.pop()
allspriteslist.remove(old_segment)
x = snake_segments[0].rect.x + x_change
y = snake_segments[0].rect.y + y_change
if x < screen_rect.left:
x += screen_rect.width
elif x + segment_width + segment_margin > screen_rect.right:
x -= screen_rect.width
if y < screen_rect.top:
y += screen_rect.height
elif y + segment_height + segment_margin > screen_rect.bottom:
y -= screen_rect.height
segment = Segment(x, y)
snake_segments.insert(0, segment)
allspriteslist.add(segment)
screen.fill(BLACK)
#allspriteslist.draw(screen)
for x in allspriteslist:
x.draw(screen)
pygame.display.flip()
clock.tick(5)
pygame.quit()
请修复上面代码中的缩进,以便它是一个正确的python程序,用于检查当前位置并移动到另一侧。
for x in allspriteslist:
x.draw(screen)
import pygame
BLACK = (0, 0, 0)
WHITE = (255, 255, 255)
segment_width = 15
segment_height = 15
segment_margin = 3
x_change = segment_width + segment_margin
y_change = 0
class Segment(pygame.sprite.Sprite):
def __init__(self, x, y):
super().__init__()
self.image = pygame.Surface([segment_width, segment_height])
self.image.fill(WHITE)
self.rect = self.image.get_rect()
self.rect.x = x
self.rect.y = y
def draw(self, screen):
screen_rect = screen.get_rect()
screen.blit(self.image, self.rect)
if self.rect.left < screen_rect.left:
temp_rect = self.rect.copy()
temp_rect.x += screen_rect.width
screen.blit(self.image, temp_rect)
elif self.rect.right > screen_rect.right:
temp_rect = self.rect.copy()
temp_rect.x -= screen_rect.width
screen.blit(self.image, temp_rect)
if self.rect.top < screen_rect.top:
temp_rect = self.rect.copy()
temp_rect.y += screen_rect.height
screen.blit(self.image, temp_rect)
elif self.rect.bottom > screen_rect.bottom:
temp_rect = self.rect.copy()
temp_rect.y -= screen_rect.height
screen.blit(self.image, temp_rect)
pygame.init()
screen = pygame.display.set_mode((1200, 800))
screen_rect = screen.get_rect()
pygame.display.set_caption('Snakes')
allspriteslist = pygame.sprite.Group()
snake_segments = []
for i in range(3):
x = 250 - (segment_width + segment_margin) * i
y = 30
segment = Segment(x, y)
snake_segments.append(segment)
allspriteslist.add(segment)
clock = pygame.time.Clock()
done = False
while not done:
for event in pygame.event.get():
if event.type == pygame.QUIT:
done = True
if event.type == pygame.KEYDOWN:
if event.key == pygame.K_LEFT:
x_change = (segment_width + segment_margin) * -1
y_change = 0
if event.key == pygame.K_RIGHT:
x_change = (segment_width + segment_margin)
y_change = 0
if event.key == pygame.K_UP:
x_change = 0
y_change = (segment_height + segment_margin) * -1
if event.key == pygame.K_DOWN:
x_change = 0
y_change = (segment_height + segment_margin)
old_segment = snake_segments.pop()
allspriteslist.remove(old_segment)
x = snake_segments[0].rect.x + x_change
y = snake_segments[0].rect.y + y_change
if x < screen_rect.left:
x += screen_rect.width
elif x + segment_width + segment_margin > screen_rect.right:
x -= screen_rect.width
if y < screen_rect.top:
y += screen_rect.height
elif y + segment_height + segment_margin > screen_rect.bottom:
y -= screen_rect.height
segment = Segment(x, y)
snake_segments.insert(0, segment)
allspriteslist.add(segment)
screen.fill(BLACK)
#allspriteslist.draw(screen)
for x in allspriteslist:
x.draw(screen)
pygame.display.flip()
clock.tick(5)
pygame.quit()