第一盏灯：位置在左上方 (-1, 2, 4)，负责照亮物体的正面。
automatically together with the stack frame itself. Stack allocations
。关于这个话题，爱思助手下载最新版本提供了深入分析
This fragmentation hurts portability. Code that performs well on one runtime may behave differently (or poorly) on another, even though it's using "standard" APIs. The complexity burden on runtime implementers is substantial, and the subtle behavioral differences create friction for developers trying to write cross-runtime code, particularly those maintaining frameworks that must be able to run efficiently across many runtime environments.
“特别想自己做一款类似的游戏，以中国某地为背景。”