我这里打算用python的pgzrun库弄个音游,但是要弄个角色指针的移动的,可是它不仅重复绘画角色,而且还在移动时留下绘画的痕迹,我该如何修复,请各位懂的的人出出招。
这里是这部分的代码
# 绘制游戏元素
def draw():
global game_state, score, xx
if game_state == "start":
screen.fill("black")
screen.draw.text("Dancing cube", (WIDTH // 2 - 110, HEIGHT // 2 - 150), fontsize=50, fontname="entitle")
screen.draw.text("按下“空格”开始游戏", (WIDTH // 2 - 68, HEIGHT // 2 - 90), fontsize=20, fontname="putong")
if keyboard.space:
screen.clear()
game_state = 'main'
elif game_state == 'main':
screen.draw.text("歌单", (30, HEIGHT // 2 - 150),
fontsize=50, fontname="cntitle")
screen.draw.text("1.Ferrari", (30, HEIGHT // 2 - 100),
fontsize=30, fontname="putong")
screen.draw.text("2.In This Shirt", (30, HEIGHT // 2 - 50),
fontsize=30, fontname="putong")
screen.draw.text("3.接发化", (30, HEIGHT // 2 ),
fontsize=30, fontname="putong")
screen.draw.text("4.试↓Bass↑", (30, HEIGHT // 2 + 50),
fontsize=30, fontname="putong")
zx.draw()
# 更新游戏状态
def update():
global xx
if game_state == "main" and keyboard.down:
if xx == 4:
xx -= 3
zx.y -= 150
else:
xx += 1
zx.y += 50
time.sleep(0.25)
请大家帮我看看出了什么问题,该导入的库都导入了