Before string caching, the code would dynamically generate this banner based on your current terminal dimensions on every frame. But that’s wasteful! Now, we pre-compute every banner size (accounting for any amount of shutdown time remaining) ahead of time and slam that pre-computed banner into a byte buffer, skipping the intermediate allocation.
这是最基础的构建模块。BoxGeometry 就像捏泥人时的方块,SphereGeometry 则是球体。注意 widthSegments 参数,它决定了球体的精细度——段数越多,球越圆,但计算量也越大。
。业内人士推荐Line官方版本下载作为进阶阅读
Последние новости
激活函数的核心作用就是为神经网络引入非线性。