任何人都可以告诉我如何在任何地方添加一个矩形,然后让球从它上面反弹,例如当我点击屏幕上的某处时,它会在该坐标处放置一个矩形,当它们使球与它碰撞时会反弹。
另外,我是他们制作HD的方法吗?
import sys
import pygame
import os
image_file = os.path.expanduser("ball.png")
delta = {
pygame.K_LEFT: (-20, 0),
pygame.K_RIGHT: (+20, 0),
pygame.K_UP: (0, -20),
pygame.K_DOWN: (0, +20),
}
gravity = +1
class Ball(pygame.sprite.Sprite):
def __init__(self):
pygame.sprite.Sprite.__init__(self)
self.image = pygame.image.load(image_file)
self.rect = self.image.get_rect()
self.speed = [0, 0]
area = pygame.display.get_surface().get_rect()
self.width, self.height = area.width, area.height
def update(self):
self.rect = self.rect.move(self.speed)
if self.rect.left < 0 or self.rect.right > self.width:
self.speed[0] = -self.speed[0]
if self.rect.top < 0 or self.rect.bottom > self.height:
self.speed[1] = -self.speed[1]
self.rect.left = clip(self.rect.left, 0, self.width)
self.rect.right = clip(self.rect.right, 0, self.width)
self.rect.top = clip(self.rect.top, 0, self.height)
self.rect.bottom = clip(self.rect.bottom, 0, self.height)
def clip(val, minval, maxval):
return min(max(val, minval), maxval)
class Main(object):
def __init__(self):
self.setup()
def setup(self):
pygame.init()
size = (self.width, self.height) = (640,360)
self.screen = pygame.display.set_mode((1000,1000),pygame.FULLSCREEN)
self.ball = Ball()
self.setup_background()
def setup_background(self):
self.background = pygame.Surface(self.screen.get_size())
self.background = self.background.convert()
self.background.fill((0, 0, 0))
self.screen.blit(self.background, (0, 0))
pygame.display.flip()
def draw(self):
self.screen.blit(self.background, (0, 0))
self.screen.blit(self.ball.image, self.ball.rect)
pygame.display.flip()
def event_loop(self):
ball = self.ball
friction = 1
while True:
for event in pygame.event.get():
if ((event.type == pygame.QUIT) or
(event.type == pygame.KEYDOWN and
event.key == pygame.K_ESCAPE)):
sys.exit()
elif event.type == pygame.KEYDOWN:
deltax, deltay = delta.get(event.key, (0, 0))
ball.speed[0] += deltax
ball.speed[1] += deltay
friction = 1
elif event.type == pygame.KEYUP:
friction = 0.99
ball.speed = [friction*s for s in ball.speed]
ball.speed[1] += gravity
ball.update()
self.draw()
pygame.time.delay(10)
if __name__ == '__main__':
app = Main()
app.event_loop()
答案 0 :(得分:0)
您必须能够执行以下几个步骤:
检测鼠标何时从未按下状态变为按下状态。
如果发生这种情况:
将Rectange对象添加到列表中(由x,y,width和height组成)。
在每个循环中:
关于其中一个步骤,您还有其他问题吗?
&#34;另外,我是他们制作HD的方式吗?&#34;