【问题标题】:Collision in Pygame gamePygame游戏中的碰撞
【发布时间】:2016-11-28 23:32:57
【问题描述】:

我的编程作业需要帮助。我需要做到这一点,以便游戏中的块在碰撞时相互反弹。下面的代码使用 Pygame。我已经尝试这样做了几个小时,但一直在撞墙。

import pygame
from pygame.locals import *
import time

class Block:
    def __init__(self,win,left,top,
      width,height,color,velocity):
        self.win = win
        self.rect = pygame.Rect(left,top,
          width,height)
        self.color = color
        self.velocity = velocity
    def move(self):
        self.rect = self.rect.move(
          self.velocity[0],self.velocity[1])
        if ((self.rect.top < 0) or
            (self.rect.bottom > self.win.height)):
              self.velocity[1] = -self.velocity[1]
        if ((self.rect.left < 0) or
            (self.rect.right > self.win.width)):
                self.velocity[0] = -self.velocity[0]
    def tupleRep(block):
        return ((block.rect.left, block.rect.top),(block.rect.right,     block.rect.bottom))
        colliderect()
    def draw(self):
        pygame.draw.rect(self.win.surface,
          self.color, self.rect,0)

class BlockWindow:
    def __init__(self,width,height,caption):
        self.surface = pygame.display.set_mode((width,height))
        self.caption = caption
        pygame.display.set_caption(self.caption)
        self.height = height
        self.width = width
        self.blocks = [ ]
        self.blocks.append(Block(self,300,80,50,
           100,RED,[BASESPEED,-BASESPEED]))
        self.blocks.append(Block(self,200,200,20,
           20,GREEN,[-BASESPEED,-BASESPEED]))
        self.blocks.append(Block(self,100,150,60,
           60,BLUE,[-BASESPEED,BASESPEED]))
        self.blocks.append(Block(self,100,100,70,
            200,PURPLE,[BASESPEED,BASESPEED]))
        self.blocks.append(Block(self,300,70,50,
            60,TEAL,[-BASESPEED,BASESPEED]))
        Quit = False
        while not Quit:
            self.surface.fill(BLACK)
            for b in self.blocks:
                b.move()
                b.draw()
            pygame.display.update()
            time.sleep(0.02)  #import what for this?
            for event in pygame.event.get():
                if event.type == QUIT:
                   Quit = True
# set up the colors
BLACK = (0, 0, 0)
RED   = (255, 0, 0)
GREEN = (0, 255, 0)
BLUE  = (0, 0, 255)
PURPLE= (200,0,200)
TEAL  = (0,200,200)

BASESPEED = 2
# set up pygame
pygame.init()

win = BlockWindow(800,800,'Animation with Objects')

pygame.quit()

【问题讨论】:

  • 展示你的尝试很重要。它表明您已经努力解决您的问题,并且它使我们不会重复您已经尝试过的事情。
  • 欢迎来到 StackOverflow。请阅读并遵循帮助文档中的发布指南。 Minimal, complete, verifiable example 适用于此。在您发布代码并准确描述问题之前,我们无法有效地帮助您。我在这里看不到任何试图确定两个块何时发生碰撞的东西。
  • pygame 具有检查两个矩形之间碰撞的功能 - 即 block1.rect.colliderect(block2.rect) 但它不会回答块是否在左/右或顶部/底部碰撞,所以你不知道你是否必须垂直或水平改变方向。您将必须执行自己的功能并检查一个块与另一个块的点之间的碰撞 - 您可以使用 block1.rect.collidepoint(block2.rect.topleft) 等。

标签: python python-2.7 pygame


【解决方案1】:
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