钢笔工具图形绘制动画AE教程(英文字幕) Skillshare – After Effects Basics From Sketch to Animation With the Pen Tool利用AE的钢笔工具和遮罩，来绘制各种卡通图形元素，然后利用关键帧来制作图形动画In this class, we will be turning a sketch into an animated illustration using the pen tool and masks in After Effects. The pen tool can be used to create illustrations. Masks can be used to cover selected parts and then animated to reveal what’s underneath. Together you can use the pen tool along with masks to create interesting transitions that can add some fun movement to any illustration!