// 首先,我们来定义一些常量,方便后续使用var canvasWidth = 800;var canvasHeight = 400;var playerWidth = 50;var playerHeight = 50;var bulletWidth = 10;var bulletHeight = 10;var enemyWidth = 30;var enemyHeight = 30;// 创建玩家对象var player = { x: canvasWidth / 2 - playerWi
2024-02-03
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