鼠标控制输入
background_image_filename = 'sushiplate.jpg' sprite_image_filename = 'fugu.png' import pygame from pygame.locals import * from sys import exit import vector2 from math import * pygame.init() close = False screen = pygame.display.set_mode((640, 480), 0, 32) background = pygame.image.load(background_image_filename).convert() sprite = pygame.image.load(sprite_image_filename).convert_alpha() clock = pygame.time.Clock() # 让pygame完全控制鼠标 pygame.mouse.set_visible(False) pygame.event.set_grab(True) sprite_pos = vector2.Vec2d(200, 150) sprite_speed = 300. sprite_rotation = 0. sprite_rotation_speed = 360. while True: for event in pygame.event.get(): if event.type == QUIT: pygame.quit() exit close = True # 按Esc则退出游戏 if event.type == KEYDOWN: if event.key == K_ESCAPE: pygame.quit() exit close = True if close == True: break pressed_keys = pygame.key.get_pressed() # 这里获取鼠标的按键情况 pressed_mouse = pygame.mouse.get_pressed() rotation_direction = 0. movement_direction = 0. # 通过移动偏移量计算转动 rotation_direction = pygame.mouse.get_rel()[0]/5.0 if pressed_keys[K_LEFT]: rotation_direction = +1. if pressed_keys[K_RIGHT]: rotation_direction = -1. # 多了一个鼠标左键按下的判断 if pressed_keys[K_UP] or pressed_mouse[0]: movement_direction = +1. # 多了一个鼠标右键按下的判断 if pressed_keys[K_DOWN] or pressed_mouse[2]: movement_direction = -1. screen.blit(background, (0,0)) rotated_sprite = pygame.transform.rotate(sprite, sprite_rotation) w, h = rotated_sprite.get_size() sprite_draw_pos = vector2.Vec2d(sprite_pos.x-w/2, sprite_pos.y-h/2) screen.blit(rotated_sprite, sprite_draw_pos) time_passed = clock.tick() time_passed_seconds = time_passed / 1000.0 sprite_rotation += rotation_direction * sprite_rotation_speed * time_passed_seconds heading_x = sin(sprite_rotation*pi/180.) heading_y = cos(sprite_rotation*pi/180.) heading = vector2.Vec2d(heading_x, heading_y) heading *= movement_direction sprite_pos+= heading * sprite_speed * time_passed_seconds pygame.display.update()