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我有一个显示矩形的精灵,alpha = 0;并且我希望对它进行积极的碰撞测试。完全透明和纯 Flash 有可能吗?
alpha = 0;
使用边界框碰撞检查。
如果一个精灵的矩形与另一个重叠,它们就会发生碰撞。