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- import pygame
- pygame.init()
- screen = pygame.display.set_mode((640, 480))
- screen.fill((255, 255, 255))
- surf = pygame.Surface((100, 100))
- clock = pygame.time.Clock()
- running = True
- while running:
- clock.tick(30)
- surf = pygame.transform.rotate(surf, 1)
- screen.blit(surf, (300, 200))
- for event in pygame.event.get():
- if event.type == pygame.QUIT:
- running = False
- pygame.display.flip()
- pygame.quit()
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这……???
- import pygame
- pygame.init()
- screen = pygame.display.set_mode((640, 480))
- screen.fill((255, 255, 255))
- surf = pygame.Surface((100, 100)).convert_alpha()
- surf.fill((0, 0, 0))
- pygame.draw.rect(surf, (255,0,0), (0,0,50, 50))
- angle = 1
- clock = pygame.time.Clock()
- running = True
- while running:
- clock.tick(30)
- screen.fill((255, 255, 255))
- surf2 = pygame.transform.rotate(surf, angle)
- angle = (angle + 1) % 360
- screen.blit(surf2, (300, 200))
- for event in pygame.event.get():
- if event.type == pygame.QUIT:
- running = False
- pygame.display.flip()
- pygame.quit()
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你先看看这个,比较清晰,旋转的时候尽量不要用圆
如果你想要旋转中心不发生变化,可以:
- import pygame
- pygame.init()
- screen = pygame.display.set_mode((640, 480))
- screen.fill((255, 255, 255))
- surf = pygame.Surface((100, 100)).convert_alpha()
- surf.fill((0, 0, 0))
- rect = surf.get_rect()#得到初始图像的矩形位置
- rect.center = (640/2,480/2) # 设置它的位置到中心
- pygame.draw.rect(surf, (255,0,0), (0,0,50, 50))
- angle = 1
- clock = pygame.time.Clock()
- running = True
- while running:
- clock.tick(30)
- screen.fill((255, 255, 255))
- surf2 = pygame.transform.rotate(surf, angle)
- rect2 = surf2.get_rect()# 得到矩形位置
- rect2.center = rect.center#将中心与原来的图像重合,得到新的矩形位置
- angle = (angle + 1) % 360
- screen.blit(surf2, (rect2[0],rect2[1]))#绘制在新的矩形位置上
- for event in pygame.event.get():
- if event.type == pygame.QUIT:
- running = False
- pygame.display.flip()
- pygame.quit()
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