特效优化

特效的批量绘制

http://blog.csdn.net/pizi0475/article/details/7795407

Unity3d渲染关系层级顺序和Unity3D图集打包、深度、DrawCalll分析

http://gad.qq.com/article/detail/29328

Unity特效资源优化小技巧

http://baijiahao.baidu.com/s?id=1571618945032362&wfr=spider&for=pc