小球汇聚圣诞树动画C4D教程(含工程) Cinema 4D – How to Build an Animated Christmas Tree Tutorial在C4D中模拟小球生成汇聚成圣诞树动画效果，主要涉及到动力学模块动画In this tutorial by CG Shortcuts, Dave Bergin will teach you how to generate a Christmas tree out of baubles using dynamics in Cinema 4D.