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本帖最后由 猪猪虾 于 2020-4-25 12:20 编辑
报错:TypeError: collide_check() takes 2 positional arguments but 5 were given
- #cartoon
- import pygame
- import sys #退出程序时要用
- from pygame.locals import *
- from random import *
- import math
- #继承本身自带的类即可,本身定义了精灵
- class Ball(pygame.sprite.Sprite):
- #实例化球对象
- def __init__(self,image,position,speed,bg_size):
- pygame.sprite.Sprite.__init__(self)#调用该类
- self.image = pygame.image.load(image).convert_alpha()
- self.rect = self.image.get_rect()#获取球的大小
- self.rect.left,self.rect.top = position #希望球在position的位置上显示
- self.speed = speed #赋值速度
- self.width,self.height = bg_size[0],bg_size[1]
- def move(self):
- self.rect = self.rect.move(self.speed)
- #实现小球从左边出去,从右边进来,从上边出去,从下面进来
- if self.rect.right <0: #球出右边
- self.rect.left = self.width
-
- if self.rect.left >self.width:
- self.rect.right = 0
- if self.rect.bottom <0:
- self.rect.top = self.height
- if self.rect.top > self.height:
- self.rect.bottom = 0
-
- #target是除了Item(1个球),的四个球
- def collide_check(item,target):
- collide_ball = []
- for each in target:
- distance = math.sqrt(\
- math.pow((item.rect.center[0] - each.rect.center[0]), 2) + \
- math.pow((item.rect.center[1] - each.rect.center[1]), 2))
- if distance <= (item.rect.width + each.rect.width) / 2:
- collide_ball.append(each)
- return collide_ball
-
- def main():
- pygame.init()
- ball_image = "gray_ball.png"
- bg_image = "background_ball.png"
- running = True
- bg_size = width,height = 1024,681
- screen = pygame.display.set_mode(bg_size)
- pygame.display.set_caption("play the ball")
- balls= []
- #产生五个随机大小相同的球
- for i in range(5):
- position = randint(0,width-100),randint(0,height-100) #球宽是100,避免球越界
- speed = [randint(-10,10),randint(-10,10)]
- ball = Ball(ball_image,position,speed,bg_size)
- #如果产生的球发生碰撞,重新再设置球的位置
- while collide_check(ball,balls):
- ball.rect.left,ball.rect.top = randint(0,width-100),randint(0,height-100)
- balls.append(ball)
-
- clock = pygame.time.Clock()
- background =pygame.image.load(bg_image).convert_alpha()
- while running:
- for event in pygame.event.get():
- if event.type == QUIT:
- sys.exit()
-
- screen.blit(background,(0,0))
- for each in balls:
- each.move()
- screen.blit(each.image,each.rect)
- #移动后开始检测小球的碰撞情况
- for i in range(5):
- item = balls.pop(i)
- if collide_check(item,balls): #collide_ball不为空
- item.speed[0] = -item.speed[0]
- item.speed[1] = -item.speed[1]
- balls.insert(i,item)
-
-
- collide_check(item,balls)
- pygame.display.flip()
- clock.tick(30)
-
-
-
- if __name__ =="__main__":
- main()
-
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