AE二维卡通笔刷流动效果MG教程 Creating Cel Animation Style Paint Strokes利用Trapcode 3D Stroke制作路径动画，通过叠加的方式制作立体效果，最终完成二维Flash动画效果How to recreate the popular hand animated style paint stroke/splash effect you see in a lot of 2D animations using After Effects