关于粒子系统的相关文章，粒子系统对于模拟现实中的雨雪，爆炸场景等是及其逼真的。这里面关于这些粒子系统的基本概念及相关知识有教深入的研究。-Related articles on particle systems, particle system for the simulation of reality in the rain and snow, explosion scene is realistic. There is the basic concept and knowledge of t